CSV export: correct display time + remaining pieces

Gemfile

@@ -44,6 +44,8 @@ gem "slim"
 gem "dartsass-rails"
 gem "bootstrap", "~> 5.3.3"
 gem "friendly_id", "~> 5.5.0"
+gem "csv"
+gem "damerau-levenshtein"
 
 group :development, :test do
   # See https://guides.rubyonrails.org/debugging_rails_applications.html#debugging-with-the-debug-gem

Gemfile.lock

@@ -74,22 +74,21 @@ GEM
       uri (>= 0.13.1)
     addressable (2.8.7)
       public_suffix (>= 2.0.2, < 7.0)
-    annotaterb (4.14.0)
+    annotaterb (4.16.0)
-    ast (2.4.2)
+      activerecord (>= 6.0.0)
-    autoprefixer-rails (10.4.19.0)
+      activesupport (>= 6.0.0)
-      execjs (~> 2)
+    ast (2.4.3)
-    base64 (0.2.0)
+    base64 (0.3.0)
     bcrypt (3.1.20)
     bcrypt_pbkdf (1.1.1)
-    benchmark (0.4.0)
+    benchmark (0.4.1)
-    bigdecimal (3.1.9)
+    bigdecimal (3.2.2)
     bindex (0.8.1)
-    bootsnap (1.18.4)
+    bootsnap (1.18.6)
       msgpack (~> 1.2)
-    bootstrap (5.3.3)
+    bootstrap (5.3.5)
-      autoprefixer-rails (>= 9.1.0)
       popper_js (>= 2.11.8, < 3)
-    brakeman (7.0.0)
+    brakeman (7.0.2)
       racc
     builder (3.3.0)
     capybara (3.40.0)
@@ -102,28 +101,30 @@ GEM
       regexp_parser (>= 1.5, < 3.0)
       xpath (~> 3.2)
     concurrent-ruby (1.3.5)
-    connection_pool (2.5.0)
+    connection_pool (2.5.3)
     crass (1.0.6)
+    csv (3.3.5)
+    damerau-levenshtein (1.3.3)
     dartsass-rails (0.5.1)
       railties (>= 6.0.0)
       sass-embedded (~> 1.63)
     date (3.4.1)
-    debug (1.10.0)
+    debug (1.11.0)
       irb (~> 1.10)
       reline (>= 0.3.8)
-    diff-lcs (1.6.1)
+    diff-lcs (1.6.2)
-    dotenv (3.1.7)
+    dotenv (3.1.8)
-    drb (2.2.1)
+    drb (2.2.3)
-    ed25519 (1.3.0)
+    ed25519 (1.4.0)
+    erb (5.0.1)
     erubi (1.13.1)
     et-orbi (1.2.11)
       tzinfo
-    execjs (2.10.0)
+    factory_bot (6.5.4)
-    factory_bot (6.5.1)
       activesupport (>= 6.1.0)
-    factory_bot_rails (6.4.4)
+    factory_bot_rails (6.5.0)
       factory_bot (~> 6.5)
-      railties (>= 5.0.0)
+      railties (>= 6.1.0)
     faker (3.5.1)
       i18n (>= 1.8.11, < 2)
     friendly_id (5.5.1)
@@ -133,13 +134,19 @@ GEM
       raabro (~> 1.4)
     globalid (1.2.1)
       activesupport (>= 6.1)
-    google-protobuf (4.30.0)
+    google-protobuf (4.31.1)
       bigdecimal
       rake (>= 13)
-    google-protobuf (4.30.0-aarch64-linux)
+    google-protobuf (4.31.1-aarch64-linux-gnu)
       bigdecimal
       rake (>= 13)
-    google-protobuf (4.30.0-x86_64-linux)
+    google-protobuf (4.31.1-aarch64-linux-musl)
+      bigdecimal
+      rake (>= 13)
+    google-protobuf (4.31.1-x86_64-linux-gnu)
+      bigdecimal
+      rake (>= 13)
+    google-protobuf (4.31.1-x86_64-linux-musl)
       bigdecimal
       rake (>= 13)
     i18n (1.14.7)
@@ -149,29 +156,29 @@ GEM
       activesupport (>= 6.0.0)
       railties (>= 6.0.0)
     io-console (0.8.0)
-    irb (1.15.1)
+    irb (1.15.2)
       pp (>= 0.6.0)
       rdoc (>= 4.0.0)
       reline (>= 0.4.2)
     jbuilder (2.13.0)
       actionview (>= 5.0.0)
       activesupport (>= 5.0.0)
-    json (2.10.2)
+    json (2.12.2)
-    kamal (2.5.3)
+    kamal (2.7.0)
       activesupport (>= 7.0)
       base64 (~> 0.2)
       bcrypt_pbkdf (~> 1.0)
       concurrent-ruby (~> 1.2)
       dotenv (~> 3.1)
-      ed25519 (~> 1.2)
+      ed25519 (~> 1.4)
       net-ssh (~> 7.3)
       sshkit (>= 1.23.0, < 2.0)
       thor (~> 1.3)
       zeitwerk (>= 2.6.18, < 3.0)
-    language_server-protocol (3.17.0.4)
+    language_server-protocol (3.17.0.5)
     lint_roller (1.1.0)
-    logger (1.6.6)
+    logger (1.7.0)
-    loofah (2.24.0)
+    loofah (2.24.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.12.0)
     mail (2.8.1)
@@ -180,11 +187,11 @@ GEM
       net-pop
       net-smtp
     marcel (1.0.4)
-    matrix (0.4.2)
+    matrix (0.4.3)
     mini_mime (1.1.5)
-    minitest (5.25.4)
+    minitest (5.25.5)
     msgpack (1.8.0)
-    net-imap (0.5.6)
+    net-imap (0.5.9)
       date
       net-protocol
     net-pop (0.1.2)
@@ -199,44 +206,45 @@ GEM
       net-protocol
     net-ssh (7.3.0)
     nio4r (2.7.4)
-    nokogiri (1.18.3-aarch64-linux-gnu)
+    nokogiri (1.18.8-aarch64-linux-gnu)
       racc (~> 1.4)
-    nokogiri (1.18.3-aarch64-linux-musl)
+    nokogiri (1.18.8-aarch64-linux-musl)
       racc (~> 1.4)
-    nokogiri (1.18.3-arm-linux-gnu)
+    nokogiri (1.18.8-arm-linux-gnu)
       racc (~> 1.4)
-    nokogiri (1.18.3-arm-linux-musl)
+    nokogiri (1.18.8-arm-linux-musl)
       racc (~> 1.4)
-    nokogiri (1.18.3-x86_64-linux-gnu)
+    nokogiri (1.18.8-x86_64-linux-gnu)
       racc (~> 1.4)
-    nokogiri (1.18.3-x86_64-linux-musl)
+    nokogiri (1.18.8-x86_64-linux-musl)
       racc (~> 1.4)
-    ostruct (0.6.1)
+    ostruct (0.6.2)
-    parallel (1.26.3)
+    parallel (1.27.0)
-    parser (3.3.7.1)
+    parser (3.3.8.0)
       ast (~> 2.4.1)
       racc
     popper_js (2.11.8)
     pp (0.6.2)
       prettyprint
     prettyprint (0.2.0)
+    prism (1.4.0)
     propshaft (1.1.0)
       actionpack (>= 7.0.0)
       activesupport (>= 7.0.0)
       rack
       railties (>= 7.0.0)
-    psych (5.2.3)
+    psych (5.2.6)
       date
       stringio
-    public_suffix (6.0.1)
+    public_suffix (6.0.2)
     puma (6.6.0)
       nio4r (~> 2.0)
     pundit (2.5.0)
       activesupport (>= 3.0.0)
     raabro (1.4.0)
     racc (1.8.1)
-    rack (3.1.12)
+    rack (3.1.16)
-    rack-session (2.1.0)
+    rack-session (2.1.1)
       base64 (>= 0.1.0)
       rack (>= 3.0.0)
     rack-test (2.2.0)
@@ -257,7 +265,7 @@ GEM
       activesupport (= 8.0.2)
       bundler (>= 1.15.0)
       railties (= 8.0.2)
-    rails-dom-testing (2.2.0)
+    rails-dom-testing (2.3.0)
       activesupport (>= 5.0.0)
       minitest
       nokogiri (>= 1.6)
@@ -273,31 +281,32 @@ GEM
       thor (~> 1.0, >= 1.2.2)
       zeitwerk (~> 2.6)
     rainbow (3.1.1)
-    rake (13.2.1)
+    rake (13.3.0)
-    rdoc (6.12.0)
+    rdoc (6.14.1)
+      erb
       psych (>= 4.0.0)
     regexp_parser (2.10.0)
-    reline (0.6.0)
+    reline (0.6.1)
       io-console (~> 0.5)
     rexml (3.4.1)
-    rspec-core (3.13.3)
+    rspec-core (3.13.4)
       rspec-support (~> 3.13.0)
-    rspec-expectations (3.13.3)
+    rspec-expectations (3.13.5)
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.13.0)
-    rspec-mocks (3.13.2)
+    rspec-mocks (3.13.5)
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.13.0)
-    rspec-rails (7.1.1)
+    rspec-rails (8.0.1)
-      actionpack (>= 7.0)
+      actionpack (>= 7.2)
-      activesupport (>= 7.0)
+      activesupport (>= 7.2)
-      railties (>= 7.0)
+      railties (>= 7.2)
       rspec-core (~> 3.13)
       rspec-expectations (~> 3.13)
       rspec-mocks (~> 3.13)
       rspec-support (~> 3.13)
-    rspec-support (3.13.2)
+    rspec-support (3.13.4)
-    rubocop (1.73.2)
+    rubocop (1.77.0)
       json (~> 2.3)
       language_server-protocol (~> 3.17.0.2)
       lint_roller (~> 1.1.0)
@@ -305,41 +314,42 @@ GEM
       parser (>= 3.3.0.2)
       rainbow (>= 2.2.2, < 4.0)
       regexp_parser (>= 2.9.3, < 3.0)
-      rubocop-ast (>= 1.38.0, < 2.0)
+      rubocop-ast (>= 1.45.1, < 2.0)
       ruby-progressbar (~> 1.7)
       unicode-display_width (>= 2.4.0, < 4.0)
-    rubocop-ast (1.38.1)
+    rubocop-ast (1.45.1)
-      parser (>= 3.3.1.0)
+      parser (>= 3.3.7.2)
-    rubocop-performance (1.24.0)
+      prism (~> 1.4)
+    rubocop-performance (1.25.0)
       lint_roller (~> 1.1)
-      rubocop (>= 1.72.1, < 2.0)
+      rubocop (>= 1.75.0, < 2.0)
       rubocop-ast (>= 1.38.0, < 2.0)
-    rubocop-rails (2.30.3)
+    rubocop-rails (2.32.0)
       activesupport (>= 4.2.0)
       lint_roller (~> 1.1)
       rack (>= 1.1)
-      rubocop (>= 1.72.1, < 2.0)
+      rubocop (>= 1.75.0, < 2.0)
-      rubocop-ast (>= 1.38.0, < 2.0)
+      rubocop-ast (>= 1.44.0, < 2.0)
     rubocop-rails-omakase (1.1.0)
       rubocop (>= 1.72)
       rubocop-performance (>= 1.24)
       rubocop-rails (>= 2.30)
     ruby-progressbar (1.13.0)
     rubyzip (2.4.1)
-    sass-embedded (1.85.1-aarch64-linux-gnu)
+    sass-embedded (1.89.2-aarch64-linux-gnu)
-      google-protobuf (~> 4.29)
+      google-protobuf (~> 4.31)
-    sass-embedded (1.85.1-aarch64-linux-musl)
+    sass-embedded (1.89.2-aarch64-linux-musl)
-      google-protobuf (~> 4.29)
+      google-protobuf (~> 4.31)
-    sass-embedded (1.85.1-arm-linux-gnueabihf)
+    sass-embedded (1.89.2-arm-linux-gnueabihf)
-      google-protobuf (~> 4.29)
+      google-protobuf (~> 4.31)
-    sass-embedded (1.85.1-arm-linux-musleabihf)
+    sass-embedded (1.89.2-arm-linux-musleabihf)
-      google-protobuf (~> 4.29)
+      google-protobuf (~> 4.31)
-    sass-embedded (1.85.1-x86_64-linux-gnu)
+    sass-embedded (1.89.2-x86_64-linux-gnu)
-      google-protobuf (~> 4.29)
+      google-protobuf (~> 4.31)
-    sass-embedded (1.85.1-x86_64-linux-musl)
+    sass-embedded (1.89.2-x86_64-linux-musl)
-      google-protobuf (~> 4.29)
+      google-protobuf (~> 4.31)
     securerandom (0.4.1)
-    selenium-webdriver (4.29.1)
+    selenium-webdriver (4.33.0)
       base64 (~> 0.2)
       logger (~> 1.4)
       rexml (~> 3.2, >= 3.2.5)
@@ -348,7 +358,7 @@ GEM
     slim (5.2.1)
       temple (~> 0.10.0)
       tilt (>= 2.1.0)
-    solid_cable (3.0.7)
+    solid_cable (3.0.10)
       actioncable (>= 7.2)
       activejob (>= 7.2)
       activerecord (>= 7.2)
@@ -357,19 +367,19 @@ GEM
       activejob (>= 7.2)
       activerecord (>= 7.2)
       railties (>= 7.2)
-    solid_queue (1.1.3)
+    solid_queue (1.1.5)
       activejob (>= 7.1)
       activerecord (>= 7.1)
       concurrent-ruby (>= 1.3.1)
       fugit (~> 1.11.0)
       railties (>= 7.1)
       thor (~> 1.3.1)
-    sqlite3 (2.6.0-aarch64-linux-gnu)
+    sqlite3 (2.7.0-aarch64-linux-gnu)
-    sqlite3 (2.6.0-aarch64-linux-musl)
+    sqlite3 (2.7.0-aarch64-linux-musl)
-    sqlite3 (2.6.0-arm-linux-gnu)
+    sqlite3 (2.7.0-arm-linux-gnu)
-    sqlite3 (2.6.0-arm-linux-musl)
+    sqlite3 (2.7.0-arm-linux-musl)
-    sqlite3 (2.6.0-x86_64-linux-gnu)
+    sqlite3 (2.7.0-x86_64-linux-gnu)
-    sqlite3 (2.6.0-x86_64-linux-musl)
+    sqlite3 (2.7.0-x86_64-linux-musl)
     sshkit (1.24.0)
       base64
       logger
@@ -379,15 +389,15 @@ GEM
       ostruct
     stimulus-rails (1.3.4)
       railties (>= 6.0.0)
-    stringio (3.1.5)
+    stringio (3.1.7)
     temple (0.10.3)
     thor (1.3.2)
-    thruster (0.1.12)
+    thruster (0.1.14)
-    thruster (0.1.12-aarch64-linux)
+    thruster (0.1.14-aarch64-linux)
-    thruster (0.1.12-x86_64-linux)
+    thruster (0.1.14-x86_64-linux)
     tilt (2.6.0)
     timeout (0.4.3)
-    turbo-rails (2.0.13)
+    turbo-rails (2.0.16)
       actionpack (>= 7.1.0)
       railties (>= 7.1.0)
     tzinfo (2.0.6)
@@ -403,13 +413,13 @@ GEM
       bindex (>= 0.4.0)
       railties (>= 6.0.0)
     websocket (1.2.11)
-    websocket-driver (0.7.7)
+    websocket-driver (0.8.0)
       base64
       websocket-extensions (>= 0.1.0)
     websocket-extensions (0.1.5)
     xpath (3.2.0)
       nokogiri (~> 1.8)
-    zeitwerk (2.7.2)
+    zeitwerk (2.7.3)
 
 PLATFORMS
   aarch64-linux
@@ -428,6 +438,8 @@ DEPENDENCIES
   bootstrap (~> 5.3.3)
   brakeman
   capybara
+  csv
+  damerau-levenshtein
   dartsass-rails
   debug
   factory_bot_rails

app/controllers/categories_controller.rb

@@ -0,0 +1,37 @@
+class CategoriesController < ApplicationController
+  before_action :set_contest
+  before_action :set_category, only: %i[ destroy]
+
+  def create
+    authorize @contest
+
+    @category = Category.new(category_params)
+    @category.contest_id = @contest.id
+    if @category.save
+      redirect_to edit_contest_path(@contest), notice: t("categories.new.notice")
+    else
+      redirect_to edit_contest_path(@contest), notice: t("categories.new.error")
+    end
+  end
+
+  def destroy
+    authorize @contest
+
+    @category.destroy
+    redirect_to edit_contest_path(@contest), notice: t("categories.destroy.notice")
+  end
+
+  private
+
+  def set_contest
+    @contest = Contest.find(params[:contest_id])
+  end
+
+  def set_category
+    @category = Category.find(params[:id])
+  end
+
+  def category_params
+    params.expect(category: [ :name ])
+  end
+end

app/controllers/completions_controller.rb

@@ -2,16 +2,27 @@ class CompletionsController < ApplicationController
   include CompletionsConcern
 
   before_action :set_contest
+  before_action :set_contestant
   before_action :set_data, only: %i[ create edit new update ]
   before_action :set_completion, only: %i[ destroy edit update ]
 
   def edit
     authorize @contest
+
+    if @contestant
+      @action_name = t("helpers.buttons.back_to_contestant")
+      @action_path = edit_contest_contestant_path(@contest, @contestant)
+    end
   end
 
   def new
     authorize @contest
 
+    if @contestant
+      @action_name = t("helpers.buttons.back_to_contestant")
+      @action_path = edit_contest_contestant_path(@contest, @contestant)
+    end
+
     @completion = Completion.new
     if params[:contestant_id]
       @completion.contestant_id = params[:contestant_id]
@@ -25,10 +36,20 @@ class CompletionsController < ApplicationController
     @completion.contest_id = @contest.id
     if @completion.save
       extend_completions!(@completion.contestant)
-      redirect_to contest_path(@contest)
+      if @contestant && !params[:completion].key?(:message_id)
+        redirect_to edit_contest_contestant_path(@contest, @contestant), notice: t("completions.new.notice")
       else
-      logger = Logger.new(STDOUT)
+        redirect_to @contest, notice: t("completions.new.notice")
-      logger.info(@completion.errors)
+      end
+    else
+      if params[:completion].key?(:message_id)
+        @message = Message.find(params[:completion][:message_id])
+        @action_name = t("helpers.buttons.back")
+        @action_path = contest_path(@contest)
+      elsif @contestant
+        @action_name = t("helpers.buttons.back_to_contestant")
+        @action_path = edit_contest_contestant_path(@contest, @contestant)
+      end
       render :new, status: :unprocessable_entity
     end
   end
@@ -36,13 +57,19 @@ class CompletionsController < ApplicationController
   def update
     authorize @contest
 
-    if params[:contestant_id]
+    @completion.contestant_id = params[:contestant_id] if params[:contestant_id]
-      @completion.contestant_id = params[:contestant_id]
-    end
     if @completion.update(completion_params)
       extend_completions!(@completion.contestant)
-      redirect_to @contest
+      if @contestant
+        redirect_to edit_contest_contestant_path(@contest, @contestant), notice: t("completions.edit.notice")
       else
+        redirect_to @contest, notice: t("completions.edit.notice")
+      end
+    else
+      if @contestant
+        @action_name = t("helpers.buttons.back_to_contestant")
+        @action_path = edit_contest_contestant_path(@contest, @contestant)
+      end
       render :edit, status: :unprocessable_entity
     end
   end
@@ -52,9 +79,9 @@ class CompletionsController < ApplicationController
 
     @completion.destroy
     if params[:contestant_id]
-      redirect_to contest_contestant_path(@contest, params[:contestant_id])
+      redirect_to contest_contestant_path(@contest, params[:contestant_id]), notice: t("completions.destroy.notice")
     else
-      redirect_to contest_path(@contest)
+      redirect_to contest_path(@contest), notice: t("completions.destroy.notice")
     end
   end
 
@@ -64,8 +91,16 @@ class CompletionsController < ApplicationController
     @contest = Contest.find(params[:contest_id])
   end
 
+  def set_contestant
+    if params.key?(:contestant_id)
+      @contestant = Contestant.find(params[:contestant_id])
+    elsif params[:completion].key?(:contestant_id)
+      @contestant = Contestant.find(params[:completion][:contestant_id])
+    end
+  end
+
   def set_data
-    @contestants = @contest.contestants
+    @contestants = @contest.contestants.order(:name)
     @puzzles = @contest.puzzles
   end
 
@@ -74,6 +109,6 @@ class CompletionsController < ApplicationController
   end
 
   def completion_params
-    params.expect(completion: [ :time_seconds, :contestant_id, :puzzle_id ])
+    params.expect(completion: [ :display_time_from_start, :remaining_pieces, :contestant_id, :message_id, :puzzle_id ])
   end
 end

app/controllers/concerns/completions_concern.rb

@@ -8,15 +8,16 @@ module CompletionsConcern
     "0" + n.to_s
   end
 
-  def display_time(seconds)
+  def display_time(time)
-    if seconds > 3600
+    h = time / 3600
-      hours = seconds / 3600
+    m = (time % 3600) / 60
-      return hours.to_s + ":" + display_time(seconds % 3600)
+    s = (time % 3600) % 60
-    elsif seconds > 60
+    if h > 0
-      minutes = seconds / 60
+      return h.to_s + ":" + pad(m) + ":" + pad(s)
-      return pad(minutes) + ":" + display_time(seconds % 60)
+    elsif m > 0
+      return m.to_s + ":" + pad(s)
     end
-    pad(seconds)
+    s.to_s
   end
 
   def extend_completions!(contestant)
@@ -26,6 +27,6 @@ module CompletionsConcern
                         display_relative_time: display_time(completion.time_seconds - current_time_from_start))
       current_time_from_start = completion.time_seconds
     end
-    contestant.update(display_time: display_time(current_time_from_start))
+    contestant.update(display_time: display_time(current_time_from_start), time_seconds: current_time_from_start)
   end
 end

app/controllers/contestants_controller.rb

@@ -5,11 +5,16 @@ class ContestantsController < ApplicationController
 
   def edit
     authorize @contest
+
+    @action_name = t("helpers.buttons.back")
+    @action_path = contest_path(@contest)
   end
 
   def new
     authorize @contest
 
+    @action_name = t("helpers.buttons.back")
+    @action_path = contest_path(@contest)
     @contestant = Contestant.new
   end
 
@@ -19,8 +24,11 @@ class ContestantsController < ApplicationController
     @contestant = Contestant.new(contestant_params)
     @contestant.contest_id = @contest.id
     if @contestant.save
-      redirect_to contest_path(@contest)
+      update_contestant_categories
+      redirect_to contest_path(@contest), notice: t("contestants.new.notice")
     else
+      @action_name = t("helpers.buttons.back")
+      @action_path = contest_path(@contest)
       render :new, status: :unprocessable_entity
     end
   end
@@ -29,8 +37,11 @@ class ContestantsController < ApplicationController
     authorize @contest
 
     if @contestant.update(contestant_params)
-      redirect_to @contest
+      update_contestant_categories
+      redirect_to @contest, notice: t("contestants.edit.notice")
     else
+      @action_name = t("helpers.buttons.back")
+      @action_path = contest_path(@contest)
       render :edit, status: :unprocessable_entity
     end
   end
@@ -39,7 +50,83 @@ class ContestantsController < ApplicationController
     authorize @contest
 
     @contestant.destroy
-    redirect_to contest_path(@contest)
+    redirect_to contest_path(@contest), notice: t("contestants.destroy.notice")
+  end
+
+  def import
+    authorize @contest
+
+    @action_name = t("helpers.buttons.back")
+    @action_path = contest_path(@contest)
+
+    @csv_import = CsvImport.new
+  end
+
+  def upload_csv
+    authorize @contest
+
+    @csv_import = CsvImport.new(params.require(:csv_import).permit(:file, :separator))
+    if @csv_import.save
+      redirect_to "/contests/#{@contest.id}/import/#{@csv_import.id}"
+    else
+      @action_name = t("helpers.buttons.back")
+      @action_path = contest_path(@contest)
+      render :import, status: :unprocessable_entity
+    end
+  end
+
+  def convert_csv
+    authorize @contest
+
+    @action_name = t("helpers.buttons.back")
+    @action_path = contest_path(@contest)
+    @csv_import = CsvImport.find(params[:id])
+    @content = JSON.parse(@csv_import.content)
+    @form = Forms::CsvConversionForm.new
+  end
+
+  def finalize_import
+    authorize @contest
+
+    @csv_import = CsvImport.find(params[:id])
+    @content = JSON.parse(@csv_import.content)
+    all_params = params.require(:forms_csv_conversion_form)
+    @form = Forms::CsvConversionForm.new(params.require(:forms_csv_conversion_form).permit(:email_column, :name_column))
+    if @form.valid?
+      @content.each_with_index do |row, i|
+        if all_params["row_#{i}".to_sym] == "1"
+          if @form.email_column == -1
+            Contestant.create(name: row[@form.name_column], contest: @contest)
+          else
+            logger.info("Email")
+            Contestant.create(name: row[@form.name_column], email: row[@form.email_column], contest: @contest)
+          end
+        end
+      end
+      redirect_to contest_path(@contest), notice: t("contestants.import.notice")
+    else
+      @action_name = t("helpers.buttons.back")
+      @action_path = contest_path(@contest)
+      render :convert_csv, status: :unprocessable_entity
+    end
+  end
+
+  def export
+    authorize @contest
+
+    @contestants = @contest.contestants.sort_by { |contestant| [
+      -contestant.completions.where(remaining_pieces: nil).size,
+      (contestant.completions.where(remaining_pieces: nil).size == @contest.puzzles.length ? 1 : 0) * contestant.time_seconds,
+      contestant.completions.size > 0 && contestant.completions[-1].remaining_pieces ? contestant.completions[-1].remaining_pieces : 1000000,
+      contestant.time_seconds
+    ] }
+
+    respond_to do |format|
+      format.csv do
+        response.headers["Content-Type"] = "text/csv"
+        response.headers["Content-Disposition"] = "attachment; filename=export.csv"
+      end
+    end
   end
 
   private
@@ -59,4 +146,15 @@ class ContestantsController < ApplicationController
   def contestant_params
     params.expect(contestant: [ :email, :name ])
   end
+
+  def update_contestant_categories
+    @contestant.categories.clear
+    @contest.categories.each do |category|
+      logger.info(params[:contestant]["category_#{category.id}".to_sym] == "1")
+      if params[:contestant].key?("category_#{category.id}".to_sym) && params[:contestant]["category_#{category.id}".to_sym] == "1"
+        @contestant.categories << category
+      end
+    end
+    @contestant.save
+  end
 end

app/controllers/contests_controller.rb

@@ -13,13 +13,25 @@ class ContestsController < ApplicationController
     authorize @contest
 
     @title = I18n.t("contests.show.title", name: @contest.name)
-    @contestants = @contest.contestants.order(:name)
+    @action_name = t("helpers.buttons.edit")
+    @action_path = edit_contest_path(@contest)
+    @contestants = @contest.contestants.sort_by { |contestant| [
+      -contestant.completions.where(remaining_pieces: nil).size,
+      (contestant.completions.where(remaining_pieces: nil).size == @contest.puzzles.length ? 1 : 0) * contestant.time_seconds,
+      contestant.completions.size > 0 && contestant.completions[-1].remaining_pieces ? contestant.completions[-1].remaining_pieces : 1000000,
+      contestant.time_seconds
+    ] }
+    filter_contestants_per_category
     @puzzles = @contest.puzzles.order(:id)
+    @messages = @contest.messages.order(:time_seconds)
     set_badges
   end
 
   def edit
     authorize @contest
+
+    @action_name = t("helpers.buttons.back")
+    @action_path = contest_path(@contest)
   end
 
   def new
@@ -34,7 +46,7 @@ class ContestsController < ApplicationController
     @contest = Contest.new(contest_params)
     @contest.user_id = current_user.id
     if @contest.save
-      redirect_to @contest
+      redirect_to @contest, notice: t("contests.new.notice")
     else
       render :new, status: :unprocessable_entity
     end
@@ -44,27 +56,46 @@ class ContestsController < ApplicationController
     authorize @contest
 
     if @contest.update(contest_params)
-      redirect_to @contest
+      redirect_to @contest, notice: t("contests.edit.notice")
     else
+      @action_name = t("helpers.buttons.back")
+      @action_path = contest_path(@contest)
       render :edit, status: :unprocessable_entity
     end
   end
 
   def destroy
     authorize @contest
+
+    @contest.destroy
+    redirect_to contests_path, notice: t("contests.destroy.notice")
   end
 
   def scoreboard
     @contest = Contest.find_by(slug: params[:id])
-    unless @contest
+    unless @contest && @contest.public
       skip_authorization
       not_found and return
     end
     authorize @contest
 
+    I18n.locale = @contest.lang
+
     @title = I18n.t("contests.scoreboard.title", name: @contest.name)
-    @contestants = @contest.contestants.order(:name)
+    @contestants = @contest.contestants.sort_by { |contestant| [
+      -contestant.completions.where(remaining_pieces: nil).size,
+      (contestant.completions.where(remaining_pieces: nil).size == @contest.puzzles.length ? 1 : 0) * contestant.time_seconds,
+      contestant.completions.size > 0 && contestant.completions[-1].remaining_pieces ? contestant.completions[-1].remaining_pieces : 1000000,
+      contestant.time_seconds
+    ] }
+    filter_contestants_per_category
     @puzzles = @contest.puzzles.order(:id)
+    @action_name = t("helpers.buttons.refresh")
+    if params.key?(:category)
+      @action_path = "/public/#{@contest.friendly_id}?category=#{params[:category]}"
+    else
+      @action_path = "/public/#{@contest.friendly_id}"
+    end
     render :scoreboard
   end
 
@@ -72,8 +103,8 @@ class ContestsController < ApplicationController
 
   def set_badges
     @badges = []
-    @badges.push("team") if @contest.team
+    @badges.push(t("helpers.badges.team")) if @contest.team
-    @badges.push("registration") if @contest.allow_registration
+    @badges.push(t("helpers.badges.registration")) if @contest.allow_registration
   end
 
   def set_contest
@@ -81,6 +112,16 @@ class ContestsController < ApplicationController
   end
 
   def contest_params
-    params.expect(contest: [ :name, :team, :allow_registration ])
+    params.expect(contest: [ :lang, :name, :public, :team, :allow_registration ])
+  end
+
+  def filter_contestants_per_category
+    if params.key?(:category) && params[:category] != "-1"
+      if params[:category] == "-2"
+        @contestants = @contestants.select { |contestant| contestant.categories.size == 0 }
+      else
+        @contestants = @contestants.select { |contestant| contestant.categories.where(id: params[:category]).any? }
+      end
+    end
   end
 end

app/controllers/messages_controller.rb

@@ -1,25 +1,113 @@
 class MessagesController < ApplicationController
-  allow_unauthenticated_access
+  include CompletionsConcern
-  skip_before_action :verify_authenticity_token
+
+  skip_before_action :verify_authenticity_token, only: %i[ create connect cors_preflight_check ]
+  skip_before_action :require_authentication, only: %i[ create connect cors_preflight_check ]
+
+  before_action :cors_set_access_control_headers, only: %i[ create connect cors_preflight_check ]
+  before_action :set_contest, only: %i[ convert destroy ]
+  before_action :set_data, only: %i[ convert ]
+
+  def self.local_prefixes
+    super + [ "completions" ]
+  end
+
+  def cors_set_access_control_headers
+    response.set_header("Access-Control-Allow-Origin", "*")
+    response.set_header("Access-Control-Allow-Credentials", "true")
+    response.set_header("Access-Control-Allow-Methods", "POST")
+    response.set_header("Access-Control-Allow-Headers", "*")
+    response.set_header("Access-Control-Max-Age", "86400")
+  end
+
+  def cors_preflight_check
+    skip_authorization
+  end
+
+  def connect
+    skip_authorization
+
+    if !params.key?(:token)
+      respond_to do |format|
+        format.json  { render json: { error: "no token provided" }, status: 400 }
+      end
+    else
+      @contest = Contest.find_by_token_for(:token, params[:token])
+      if @contest
+        respond_to do |format|
+          format.json  { render json: { name: @contest.name }, status: 200 }
+        end
+      else
+        respond_to do |format|
+          format.json  { render json: { error: "invalid token" }, status: 400 }
+        end
+      end
+    end
+  end
 
   def create
     skip_authorization
 
-    @message_params = message_params
+    begin
       @contest = Contest.find_by_token_for(:token, params[:token])
-    @message = Message.new(text: params[:text], time_seconds: params[:time_seconds], contest: @contest)
+      @message = Message.new(text: params[:text], author: params[:author], time_seconds: params[:time_seconds],
+          display_time: display_time(params[:time_seconds]), contest: @contest)
       if @contest && @message.save
         respond_to do |format|
           format.json  { render json: {}, status: 200 }
         end
       else
         respond_to do |format|
-        format.json  { render json: { error: "invalid contest token" }, status: 400 }
+          format.json  { render json: { error: "invalid token" }, status: 400 }
+        end
+      end
+    rescue
+      respond_to do |format|
+        format.json  { render json: { error: "invalid token" }, status: 400 }
       end
     end
   end
 
-  def message_params
+  def convert
-    params.expect(message: [ :text, :time_seconds, :token ])
+    authorize @contest
+
+    @action_name = t("helpers.buttons.back")
+    @action_path = contest_path(@contest)
+
+    @completion = Completion.new()
+    @completion.display_time_from_start = @message.display_time
+
+    render "completions/new"
+  end
+
+  def destroy
+    authorize @contest
+
+    @message = Message.find(params[:id])
+    @message.destroy
+    redirect_to contest_path(@contest), notice: t("messages.destroy.notice")
+  end
+
+  private
+
+  def set_contest
+    @contest = Contest.find(params[:contest_id])
+  end
+
+  def set_data
+    @message = Message.find(params[:message_id])
+    @puzzles = @contest.puzzles
+    @contestants = @contest.contestants.order(:name)
+    if @contestants.size > 0
+      @closest_contestant = @contestants.first
+      closest_distance = 10000
+      @contestants.each do |contestant|
+        distance = DamerauLevenshtein.distance(@message.author, contestant.name)
+        if distance < closest_distance
+          closest_distance = distance
+          @closest_contestant = contestant
+        end
+      end
+    end
   end
 end

app/controllers/puzzles_controller.rb

@@ -4,11 +4,16 @@ class PuzzlesController < ApplicationController
 
   def edit
     authorize @contest
+
+    @action_name = t("helpers.buttons.back")
+    @action_path = contest_path(@contest)
   end
 
   def new
     authorize @contest
 
+    @action_name = t("helpers.buttons.back")
+    @action_path = contest_path(@contest)
     @puzzle = Puzzle.new
   end
 
@@ -18,8 +23,10 @@ class PuzzlesController < ApplicationController
     @puzzle = Puzzle.new(puzzle_params)
     @puzzle.contest_id = @contest.id
     if @puzzle.save
-      redirect_to contest_path(@contest)
+      redirect_to contest_path(@contest), notice: t("puzzles.new.notice")
     else
+      @action_name = t("helpers.buttons.back")
+      @action_path = contest_path(@contest)
       render :new, status: :unprocessable_entity
     end
   end
@@ -28,8 +35,10 @@ class PuzzlesController < ApplicationController
     authorize @contest
 
     if @puzzle.update(puzzle_params)
-      redirect_to @contest
+      redirect_to @contest, notice: t("puzzles.edit.notice")
     else
+      @action_name = t("helpers.buttons.back")
+      @action_path = contest_path(@contest)
       render :edit, status: :unprocessable_entity
     end
   end
@@ -38,7 +47,7 @@ class PuzzlesController < ApplicationController
     authorize @contest
 
     @puzzle.destroy
-    redirect_to contest_path(@contest)
+    redirect_to contest_path(@contest), notice: t("puzzles.destroy.notice")
   end
 
   private
@@ -52,6 +61,6 @@ class PuzzlesController < ApplicationController
   end
 
   def puzzle_params
-    params.expect(puzzle: [ :brand, :name, :image ])
+    params.expect(puzzle: [ :brand, :name, :image, :pieces ])
   end
 end

app/controllers/sessions_controller.rb

@@ -9,7 +9,7 @@ class SessionsController < ApplicationController
   def create
     if user = User.authenticate_by(params.permit(:email_address, :password))
       start_new_session_for user
-      redirect_to after_authentication_url
+      redirect_to after_authentication_url, notice: t("sessions.new.notice")
     else
       redirect_to new_session_path, alert: "Try another email address or password."
     end

app/controllers/users_controller.rb

@@ -15,7 +15,7 @@ class UsersController < ApplicationController
     authorize @user
 
     if @user.update(user_params)
-      redirect_to contests_path
+      redirect_to contests_path, notice: t("users.edit.notice")
     else
       render :edit, status: :unprocessable_entity
     end
@@ -38,7 +38,7 @@ class UsersController < ApplicationController
 
     @user = User.new(user_params)
     if @user.save
-      redirect_to users_path
+      redirect_to users_path, notice: t("users.new.notice")
     else
       render :new, status: :unprocessable_entity
     end

app/helpers/contests_helper.rb

@@ -1,2 +1,20 @@
 module ContestsHelper
+  def pad(n)
+    if n > 9
+      return n.to_s
+    end
+    "0" + n.to_s
+  end
+
+  def display_time(time)
+    h = time / 3600
+    m = (time % 3600) / 60
+    s = (time % 3600) % 60
+    if h > 0
+      return h.to_s + ":" + pad(m) + ":" + pad(s)
+    elsif m > 0
+      return m.to_s + ":" + pad(s)
+    end
+    "0:" + pad(s)
+  end
 end

app/lib/forms.rb

@@ -0,0 +1,14 @@
+module Forms
+  class CsvConversionForm
+    include ActiveModel::Model
+    include ActiveModel::Attributes
+    include ActiveModel::Validations::Callbacks
+    include ActiveRecord::Transactions
+
+    attribute :name_column, :integer
+    attribute :email_column, :integer
+
+    validates :name_column, presence: true
+    validates_numericality_of :name_column, greater_than: -1
+  end
+end

app/lib/languages.rb

@@ -1,3 +1,3 @@
 module Languages
-  AVAILABLE_LANGUAGES = [ { id: "en", name: "English" }, { id: "fr", name: "French" } ]
+  AVAILABLE_LANGUAGES = [ { id: "en", name: "English" }, { id: "fr", name: "Français" } ]
 end

app/models/category.rb

@@ -1,9 +1,8 @@
 # == Schema Information
 #
-# Table name: puzzles
+# Table name: categories
 #
 #  id         :integer          not null, primary key
-#  brand      :string
 #  name       :string
 #  created_at :datetime         not null
 #  updated_at :datetime         not null
@@ -11,16 +10,15 @@
 #
 # Indexes
 #
-#  index_puzzles_on_contest_id  (contest_id)
+#  index_categories_on_contest_id  (contest_id)
 #
 # Foreign Keys
 #
 #  contest_id  (contest_id => contests.id)
 #
-require "test_helper"
+class Category < ApplicationRecord
+  belongs_to :contest
+  has_and_belongs_to_many :contestants
 
-class PuzzleTest < ActiveSupport::TestCase
+  validates :name, presence: true
-  # test "the truth" do
-  #   assert true
-  # end
 end

app/models/completion.rb

@@ -5,31 +5,64 @@
 #  id                      :integer          not null, primary key
 #  display_relative_time   :string
 #  display_time_from_start :string
+#  remaining_pieces        :integer
 #  time_seconds            :integer
 #  created_at              :datetime         not null
 #  updated_at              :datetime         not null
 #  contest_id              :integer          not null
 #  contestant_id           :integer          not null
+#  message_id              :integer
 #  puzzle_id               :integer          not null
 #
 # Indexes
 #
 #  index_completions_on_contest_id     (contest_id)
 #  index_completions_on_contestant_id  (contestant_id)
+#  index_completions_on_message_id     (message_id)
 #  index_completions_on_puzzle_id      (puzzle_id)
 #
 # Foreign Keys
 #
 #  contest_id     (contest_id => contests.id)
 #  contestant_id  (contestant_id => contestants.id)
+#  message_id     (message_id => messages.id)
 #  puzzle_id      (puzzle_id => puzzles.id)
 #
 class Completion < ApplicationRecord
   belongs_to :contest
   belongs_to :contestant
   belongs_to :puzzle
+  belongs_to :message, optional: true
 
-  validates :time_seconds, presence: true
+  before_save :add_time_seconds
-  validates_numericality_of :time_seconds
+  before_save :nullify_display_time
-  validates :puzzle_id, uniqueness: { scope: :contestant }
+
+  validates :display_time_from_start, presence: true, format: { with: /\A(((\d\d|\d):\d\d|\d\d|\d):\d\d|\d\d|\d)\z/ }, if: -> { remaining_pieces == nil }
+  validates :contestant_id, uniqueness: { scope: :puzzle }, if: -> { contest.puzzles.size == 1 }
+  validates :puzzle_id, uniqueness: { scope: :contestant }, if: -> { contest.puzzles.size > 1 }
+  validate :remaining_pieces_is_correct
+
+  def remaining_pieces_is_correct
+    if self.remaining_pieces && self.remaining_pieces > self.puzzle.pieces
+      errors.add(:remaining_pieces, "Cannot be greater than the number of pieces for this puzzle")
+    end
+  end
+
+  def nullify_display_time
+    if self.remaining_pieces
+      self.display_time_from_start = nil
+      self.display_relative_time = nil
+    end
+  end
+
+  def add_time_seconds
+    arr = display_time_from_start.split(":")
+    if arr.size == 3
+      self.time_seconds = arr[0].to_i * 3600 + arr[1].to_i * 60 + arr[2].to_i
+    elsif arr.size == 2
+      self.time_seconds = arr[0].to_i * 60 + arr[1].to_i
+    elsif arr.size == 1
+      self.time_seconds = arr[0].to_i
+    end
+  end
 end

app/models/contest.rb

@@ -4,7 +4,9 @@
 #
 #  id                 :integer          not null, primary key
 #  allow_registration :boolean          default(FALSE)
+#  lang               :string           default("en")
 #  name               :string
+#  public             :boolean          default(FALSE)
 #  slug               :string
 #  team               :boolean          default(FALSE)
 #  created_at         :datetime         not null
@@ -24,14 +26,16 @@ class Contest < ApplicationRecord
   extend FriendlyId
 
   belongs_to :user
+  has_many :categories
   has_many :completions, dependent: :destroy
   has_many :contestants, dependent: :destroy
   has_many :puzzles, dependent: :destroy
-  has_many :messages
+  has_many :messages, dependent: :destroy
 
   friendly_id :name, use: :slugged
 
   validates :name, presence: true
+  validates :lang, inclusion: { in: Languages::AVAILABLE_LANGUAGES.map { |lang| lang[:id] } }
 
   generates_token_for :token
 end

app/models/contestant.rb

@@ -6,6 +6,7 @@
 #  display_time :string
 #  email        :string
 #  name         :string
+#  time_seconds :integer
 #  created_at   :datetime         not null
 #  updated_at   :datetime         not null
 #  contest_id   :integer          not null
@@ -20,7 +21,27 @@
 #
 class Contestant < ApplicationRecord
   belongs_to :contest
-  has_many :completions
+  has_many :completions, dependent: :destroy
+  has_and_belongs_to_many :categories
+
+  before_validation :initialize_time_seconds_if_empty
 
   validates :name, presence: true
+  validates :time_seconds, presence: true
+
+  def form_name
+    if email.present?
+      "#{name} - #{email}"
+    else
+      name
+    end
+  end
+
+  private
+
+  def initialize_time_seconds_if_empty
+    if !self.time_seconds
+      self.time_seconds = 0
+    end
+  end
 end

app/models/csv_import.rb

@@ -0,0 +1,51 @@
+# == Schema Information
+#
+# Table name: csv_imports
+#
+#  id         :integer          not null, primary key
+#  content    :string           not null
+#  separator  :string           not null
+#  created_at :datetime         not null
+#  updated_at :datetime         not null
+#
+class CsvImport < ApplicationRecord
+  enum :separator, { comma: ",", semicolon: ";" }, suffix: true, default: :comma
+
+  has_one_attached :file
+
+  validates :file, presence: true
+  validate :acceptable_csv, on: :create
+
+  before_save :read_csv
+
+  def acceptable_csv
+    return unless file.attached?
+
+    if file.blob.byte_size > 5 * 1024 * 1024
+      errors.add(:file, "this csv file is too large, it must be under 5MB")
+      return
+    end
+
+    if file.content_type != "text/csv"
+      errors.add(:file, :not_a_csv_file)
+      return
+    end
+
+    begin
+      csv = CSV.read(attachment_changes["file"].attachable.path, col_sep: separator_for_database)
+
+      errors.add(:file, :empty) if csv.count < 1 || (csv.count == 1 && csv[0].count == 1 && csv[0][0] == "")
+    rescue CSV::MalformedCSVError => e
+      errors.add(:file, e.message)
+    end
+  end
+
+  def read_csv
+    self.content = JSON.dump(CSV.read(attachment_changes["file"].attachable.path, col_sep: separator_for_database))
+  end
+
+  def options_for_separator
+    keys = self.class.separators.keys
+    keys.map(&:humanize).zip(keys).to_h
+  end
+end

app/models/message.rb

@@ -3,6 +3,8 @@
 # Table name: messages
 #
 #  id           :integer          not null, primary key
+#  author       :string
+#  display_time :string
 #  text         :string           not null
 #  time_seconds :integer          not null
 #  created_at   :datetime         not null
@@ -19,6 +21,8 @@
 #
 class Message < ApplicationRecord
   belongs_to :contest
+  has_many :completions, dependent: :nullify
 
+  validates :author, presence: true
   validates :text, presence: true
 end

app/models/puzzle.rb

@@ -5,6 +5,7 @@
 #  id         :integer          not null, primary key
 #  brand      :string
 #  name       :string
+#  pieces     :integer          not null
 #  created_at :datetime         not null
 #  updated_at :datetime         not null
 #  contest_id :integer          not null
@@ -20,9 +21,9 @@
 class Puzzle < ApplicationRecord
   belongs_to :contest
 
-  has_many :completions
+  has_many :completions, dependent: :destroy
   has_one_attached :image
 
   validates :name, presence: true
-  validates :brand, presence: true
+  validates :pieces, presence: true
 end

app/models/user.rb

@@ -23,5 +23,6 @@ class User < ApplicationRecord
   normalizes :email_address, with: ->(e) { e.strip.downcase }
 
   validates :username, presence: true, uniqueness: true
+  validates :email_address, presence: true, uniqueness: true
   validates :lang, inclusion: { in: Languages::AVAILABLE_LANGUAGES.map { |lang| lang[:id] } }
 end

app/policies/contest_policy.rb

@@ -15,10 +15,22 @@ class ContestPolicy < ApplicationPolicy
     true
   end
 
+  def convert?
+    record.user.id == user.id || user.admin?
+  end
+
+  def convert_csv?
+    record.user.id == user.id || user.admin?
+  end
+
   def edit?
     record.user.id == user.id || user.admin?
   end
 
+  def finalize_import?
+    record.user.id == user.id || user.admin?
+  end
+
   def update?
     record.user.id == user.id || user.admin?
   end
@@ -27,7 +39,19 @@ class ContestPolicy < ApplicationPolicy
     record.user.id == user.id || user.admin?
   end
 
+  def import?
+    record.user.id == user.id || user.admin?
+  end
+
+  def export?
+    record.user.id == user.id || user.admin?
+  end
+
   def scoreboard?
     true
   end
+
+  def upload_csv?
+    record.user.id == user.id || user.admin?
+  end
 end

app/views/completions/_form.html.slim

@@ -1,19 +1,48 @@
 = form_with model: completion, url: url, method: method do |form|
+  - if @message
+    = form.hidden_field :message_id, value: @message.id
+    .row.mb-3
+      .col
+        h4 = t("messages.singular").capitalize
+        .alert.alert-secondary
+          b
+            = @message.author
+          br
+          = @message.text
+  .row
+    .col
+      h4 = t("completions.singular").capitalize
   .row.mb-3
     .col
       .form-floating
-        = form.text_field :time_seconds, autocomplete: "off", class: "form-control"
+        = form.select :contestant_id, @contestants.map { |contestant| [contestant.form_name, contestant.id] }, {}, class: "form-select"
-        = form.label :time_seconds, class: "required"
-  .row.mb-3
-    .col
-      .form-floating
-        = form.select :contestant_id, @contestants.map { |contestant| [contestant.name, contestant.id] }, {}, class: "form-select"
         = form.label :contestant_id
+  - if @closest_contestant
+    javascript:
+      el = document.querySelector('select[name="completion[contestant_id]"]');
+      el.value = "#{@closest_contestant.id}"
+  - if @puzzles.size > 1
     .row.mb-3
       .col
         .form-floating
           = form.select :puzzle_id, @puzzles.map { |puzzle| ["#{puzzle.name} - #{puzzle.brand}", puzzle.id] }, {}, class: "form-select"
           = form.label :puzzle_id
+  - elsif @puzzles.size == 1
+    = form.hidden_field :puzzle_id, value: @puzzles.first.id
+  - else
+    = form.hidden_field :puzzle_id
+  .row.mb-3
+    .col
+      .form-floating
+        = form.text_field :display_time_from_start, autocomplete: "off", class: "form-control"
+        = form.label :display_time_from_start, class: "required"
+  .row.mb-3
+    .col
+      .form-floating
+        = form.text_field :remaining_pieces, autocomplete: "off", class: "form-control"
+        = form.label :remaining_pieces
+      .form-text
+        = t("activerecord.attributes.completion.remaining_pieces_description")
   .row
     .col
       = form.submit submit_text, class: "btn btn-primary"

app/views/completions/edit.html.slim

@@ -1 +1 @@
-= render "form", contest: @contest, completion: @completion, submit_text: "Save", method: :patch, url: "/contests/#{@contest.id}/completions/#{@completion.id}"
+= render "form", contest: @contest, completion: @completion, submit_text: t("helpers.buttons.save"), method: :patch, url: "/contests/#{@contest.id}/completions/#{@completion.id}"

app/views/completions/new.html.slim

@@ -1 +1 @@
-= render "form", completion: @completion, submit_text: "Create", method: :post, url: "/contests/#{@contest.id}/completions"
+= render "form", completion: @completion, submit_text: t("helpers.buttons.create"), method: :post, url: "/contests/#{@contest.id}/completions"

app/views/contestants/_form.html.slim

@@ -13,11 +13,20 @@
       .form-floating
         = form.text_field :email, autocomplete: "off", class: "form-control"
         = form.label :email
-    .form-text Optional. Fill this only if you intend to send emails through this app.
+    .form-text
+      = t("activerecord.attributes.contestant.email_description")
+  - if @contest.categories
+    .row.mt-4
+      .col
+        - @contest.categories.each do |category|
+          .form-check.form-switch
+            = form.check_box "category_#{category.id}".to_sym, class: "form-check-input", checked: @contestant.categories.where(id: category.id).any?
+            = form.label category.name
+
   .row.mt-4
     .col
       - if method == :patch
-        = link_to "Delete", contest_contestant_path(contest, contestant), data: { turbo_method: :delete }, class: "btn btn-danger me-2"
+        = link_to t("helpers.buttons.delete"), contest_contestant_path(contest, contestant), data: { turbo_method: :delete }, class: "btn btn-danger me-2"
       = form.submit submit_text, class: "btn btn-primary"
 
 - if method == :patch
@@ -27,27 +36,39 @@
   table.table.table-striped.table-hover
     thead
       tr
+        - if @contest.puzzles.size > 1
           th scope="col"
-          | Time since start
+            = t("activerecord.attributes.completion.display_time_from_start")
           th scope="col"
-          | Relative time
+            = t("activerecord.attributes.completion.display_relative_time")
+        - else
           th scope="col"
-          | Puzzle
+            = t("activerecord.attributes.completion.display_time")
+        th scope="col"
+          = t("activerecord.attributes.completion.remaining_pieces")
+        th scope="col"
+          = t("activerecord.attributes.completion.puzzle")
     tbody
       - @completions.each do |completion|
         tr scope="row"
           td
             = completion.display_time_from_start
+          - if @contest.puzzles.size > 1
             td
               = completion.display_relative_time
           td
-            | #{completion.puzzle.name} - #{completion.puzzle.brand}
+            = completion.remaining_pieces
           td
-            a.btn.btn-sm.btn-secondary.me-2 href=edit_contest_completion_path(@contest, completion, contestant.id)
+            - if !completion.puzzle.brand.blank?
-              | Edit
+              | #{completion.puzzle.name} - #{completion.puzzle.brand}
-            = link_to "Delete", contest_completion_path(contest, completion, contestant_id: contestant.id),
+            - else
+              | #{completion.puzzle.name}
+          td
+            a.btn.btn-sm.btn-secondary.me-2 href=edit_contest_completion_path(@contest, completion, contestant_id: contestant.id)
+              = t("helpers.buttons.edit")
+            = link_to t("helpers.buttons.delete"), contest_completion_path(contest, completion, contestant_id: contestant.id),
                 data: { turbo_method: :delete }, class: "btn btn-sm btn-secondary"
   .row
     .col
       a.btn.btn-primary href=new_contest_completion_path(@contest, contestant_id: contestant.id)
-        | Add completion
+        = t("helpers.buttons.add")

app/views/contestants/convert_csv.html.slim

@@ -0,0 +1,40 @@
+= form_with model: @form, url: "/contests/#{@contest.id}/import/#{@csv_import.id}" do |form|
+
+  .row.mb-3
+    .col
+      .form-floating
+        = form.select :name_column, [[t("helpers.none"), -1]] + Array.new(@content[0].count) {|i| [t("helpers.field") + "_#{i}", i] }, {}, class: "form-select"
+        = form.label :name_column
+          = t("contestants.import.name_column")
+
+  .row.mb-3
+    .col
+      .form-floating
+        = form.select :email_column, [[t("helpers.none"), -1]] + Array.new(@content[0].count) {|i| [t("helpers.field") + "_#{i}", i] }, {}, class: "form-select"
+        = form.label :email_column
+          = t("contestants.import.email_column")
+
+  .row.mb-3
+    .col
+      = form.submit t("helpers.buttons.confirm"), class: "btn btn-primary"
+
+  .row.g-3
+    .col
+      table.table.table-striped.table-hover
+        thead
+          tr
+            - @content[0].each_with_index do |_, i|
+              th scope="col"
+                = t("helpers.field") + "_#{i}"
+            th scope="col" style="white-space: nowrap"
+              = t("contestants.import.import_column")
+        tbody
+          - @content.each_with_index do |row, i|
+            tr scope="row"
+              - row.each do |value|
+                td
+                  = value
+              td
+                .form-check.form-switch
+                  = form.check_box "row_#{i}".to_sym, class: "form-check-input", checked: true
+    

app/views/contestants/edit.html.slim

@@ -1 +1 @@
-= render "form", contest: @contest, contestant: @contestant, submit_text: "Save", method: :patch, url: "/contests/#{@contest.id}/contestants/#{@contestant.id}"
+= render "form", contest: @contest, contestant: @contestant, submit_text: t("helpers.buttons.save"), method: :patch, url: "/contests/#{@contest.id}/contestants/#{@contestant.id}"

app/views/contestants/export.csv.slim

@@ -0,0 +1,4 @@
+= CSV.generate_line [t("helpers.rank"), t("activerecord.attributes.contestant.name"), t("activerecord.attributes.contestant.display_time"), t("activerecord.attributes.contestant.completions")]
+
+- @contestants.each_with_index do |contestant, index|
+  = CSV.generate_line([index + 1, contestant.name, contestant.completions.size > 0 && contestant.completions[-1].remaining_pieces ? "#{contestant.completions.map{|completion| completion.puzzle.pieces}.sum - contestant.completions[-1].remaining_pieces}p" : contestant.display_time, contestant.completions.where(remaining_pieces: nil).length])

app/views/contestants/import.html.slim

@@ -0,0 +1,19 @@
+= form_with(model: @csv_import, url: contest_import_path(@contest), html: { novalidate: true }) do |form|
+  .row.g-3
+    .col
+      .mb-3
+        .form-floating
+          = form.file_field :file, class: "form-control", accept: ".csv, text/csv"
+          = form.label :file
+
+  .row.g-3
+    .col
+      .mb-3
+        .form-floating
+          = form.select :separator, @csv_import.options_for_separator, {}, class: "form-select"
+          = form.label :separator
+
+  .row.g-3
+    .col
+      .mb-3
+        = form.submit t("helpers.buttons.import"), class: "btn btn-primary"

app/views/contestants/new.html.slim

@@ -1 +1 @@
-= render "form", contest: @contest, contestant: @contestant, submit_text: "Add", method: :post, url: "/contests/#{@contest.id}/contestants"
+= render "form", contest: @contest, contestant: @contestant, submit_text: t("helpers.buttons.add"), method: :post, url: "/contests/#{@contest.id}/contestants"

app/views/contests/_category_selector.html.slim

@@ -0,0 +1,19 @@
+- if @contest.categories.size > 0
+  .row
+    .col
+      select.mb-2 id="categories" style="padding: 5px"
+        option value=-1
+          | Tous.tes les participant.e.s
+        - @contest.categories.each do |category|
+          option value=category.id
+            = category.name
+      javascript:
+        categorySelectEl = document.getElementById('categories');
+        urlParams = new URLSearchParams(window.location.search);
+        selectedCategory = urlParams.get('category');
+        Array.from(categorySelectEl.children).forEach((option) => {
+          if (option.value == selectedCategory) option.selected = true;
+        });
+        categorySelectEl.addEventListener('change', (e) => {
+          window.location.replace(`/public/#{@contest.slug}?category=${e.target.value}`);
+        })

app/views/contests/_form.html.slim

@@ -1,16 +1,27 @@
+h4.mt-5 = t("contests.form.general")
 = form_with model: contest do |form|
   .row.mb-3
     .col
       .form-floating
         = form.text_field :name, autocomplete: "off", class: "form-control"
         = form.label :name, class: "required"
+  .row.mb-3
+    .col
+      .form-floating
+        = form.select :lang, Languages::AVAILABLE_LANGUAGES.map { |lang| [ lang[:name], lang[:id] ] }, {}, class: "form-select"
+        = form.label :lang
+  .row.mb-3
+    .col
+      .form-check.form-switch
+        = form.check_box :public, class: "form-check-input"
+        = form.label :public
   .row.mb-3
     .col
       .form-check.form-switch
         = form.check_box :team, class: "form-check-input"
         = form.label :team
         .form-text = t("activerecord.attributes.contest.team_description")
-  .row.mb-3
+  .row.mb-3 style="display: none"
     .col
       .form-check.form-switch
         = form.check_box :allow_registration, class: "form-check-input"
@@ -19,3 +30,36 @@
   .row
     .col
       = form.submit submit_text, class: "btn btn-primary"
+
+  
+h4.mt-5 = t("contests.form.categories")
+
+= form_with model: Category, url: "/contests/#{@contest.id}/categories" do |form|
+  - if @contest.categories.size > 0
+    .row
+      .col-6
+        table.table.table-striped.table-hover
+          thead
+            tr
+              th
+                = t("activerecord.attributes.category.name")
+              th
+                = t("activerecord.attributes.category.contestant_count")
+          tbody
+            - @contest.categories.each do |category|
+              tr.align-middle scope="row"
+                td
+                  = category.name
+                td
+                  = category.contestants.size
+                td
+                  = link_to t("helpers.buttons.delete"), contest_category_path(@contest, category), data: { turbo_method: :delete }, class: "btn btn-sm btn-danger ms-2"
+  .row.mt-3
+    .col-4
+      .form-floating
+        = form.text_field :name, autocomplete: "off", value: nil, class: "form-control"
+        = form.label :name, class: "required"
+          = t("activerecord.attributes.category.new")
+  .row.mt-3
+    .col
+      = form.submit t("helpers.buttons.add"), class: "btn btn-primary"

app/views/contests/scoreboard.html.slim

@@ -1,14 +1,38 @@
+css:
+  @media (max-width: 800px) {
+    a.btn { display: none; }
+    .col-5 { display: none; }
+    .col-6 { width: 100% !important; display: block !important; }
+    .small-screen-image { display: block !important; }
+    .container { margin-top: 2rem !important; }
+  }
+
+- if @contest.puzzles.size <= 1
+  .row.small-screen-image style="display: none"
+    - @contest.puzzles.each do |puzzle|
+      .d-flex.flex-column.justify-content-center.mb-5
+        = image_tag(puzzle.image, style: "max-height: 200px; object-fit: contain") if puzzle.image.attached?
+        .mt-2.fs-6 style="text-align: center"
+          => "#{puzzle.name} -"
+          = "#{puzzle.brand} #{puzzle.pieces}p"
+
+  = render "category_selector"
+
+  .row
+    .col-6.d-flex.flex-column style="height: calc(100vh - 180px)"
+      .d-flex.flex-column style="overflow-y: auto"
         table.table.table-striped.table-hover
           thead
             tr
-      th scope="col"
+              th
-        | Rank
+                = t("helpers.rank")
-      th scope="col"
+              th
-        | Name
+                = t("activerecord.attributes.contestant.name")
-      th scope="col"
+              - if @contest.puzzles.size > 1
-        | Completed puzzles
+                th
-      th scope="col"
+                  = t("activerecord.attributes.contestant.completions")
-        | Total time
+              th style="width: 170px"
+                = t("activerecord.attributes.contestant.display_time")
           tbody
             - @contestants.each_with_index do |contestant, index|
               tr scope="row"
@@ -16,7 +40,55 @@ table.table.table-striped.table-hover
                   = index + 1
                 td
                   = contestant.name
+                - if @contest.puzzles.size > 1
                   td
-          = contestant.completions.length
+                    = contestant.completions.where(remaining_pieces: nil).length
+                td style="position: relative"
+                  - if index > 0 && contestant.time_seconds > 0 && contestant.completions.where(remaining_pieces: nil).size > 0
+                    .relative-time style="position:absolute; margin: 1px 0 0 64px; font-size: 14px; color: grey"
+                      |> +
+                      = display_time(contestant.time_seconds - @contestants[index - 1].time_seconds)
+                  = contestant.completions.size > 0 && contestant.completions[-1].remaining_pieces ? "#{contestant.completions.map{|completion| completion.puzzle.pieces}.sum - contestant.completions[-1].remaining_pieces}p" : contestant.display_time
+    .col-1
+    .col-5
+      - @contest.puzzles.each do |puzzle|
+        = image_tag(puzzle.image, class: "img-fluid ms-3 me-3") if puzzle.image.attached?
+        .mt-3.fs-4 style="margin-left: 15px"
+          = puzzle.name
+        .fs-6 style="margin-left: 15px"
+          b
+            = "#{puzzle.brand} - #{puzzle.pieces}p"
+
+- else
+  .d-flex.flex-column style="height: calc(100vh - 180px)"
+    .d-flex.flex-row.justify-content-center.mb-5
+      - @contest.puzzles.each do |puzzle|
+        = image_tag(puzzle.image, class: "img-fluid ms-3 me-3", style: "max-height: 220px") if puzzle.image.attached?
+
+    = render "category_selector"
+
+    .d-flex.flex-column style="overflow-y: auto"
+      table.table.table-striped.table-hover
+        thead
+          tr
+            th scope="col"
+              = t("helpers.rank")
+            th scope="col"
+              = t("activerecord.attributes.contestant.name")
+            - if @contest.puzzles.size > 1
+              th scope="col"
+                = t("activerecord.attributes.contestant.completions")
+            th scope="col"
+              = t("activerecord.attributes.contestant.display_time")
+        tbody
+          - @contestants.each_with_index do |contestant, index|
+            tr scope="row"
               td
-          = contestant.display_time
+                = index + 1
+              td
+                = contestant.name
+              - if @contest.puzzles.size > 1
+                td
+                  = contestant.completions.where(remaining_pieces: nil).length
+              td
+                = contestant.completions.size > 0 && contestant.completions[-1].remaining_pieces ? "#{contestant.completions.map{|completion| completion.puzzle.pieces}.sum - contestant.completions[-1].remaining_pieces}p" : contestant.display_time

app/views/contests/show.html.slim

@@ -1,75 +1,170 @@
+- if @badges.size > 0 && false
   .row.mb-4
     .col
-    css:
+      .badges style="margin-top: -18px; position: absolute"
-      .badges { margin-top: -18px; position: absolute; }
-    .badges
         - @badges.each do |badge|
           span.badge.text-bg-info.me-2
             = badge
 
-.row.mb-4
+javascript:
-  .col
+  async function copyExtensionUrlToClipboard() {
-    .float-end
+    await navigator.clipboard.writeText("#{message_url}?token=#{@contest.generate_token_for(:token)}");
-      a.btn.btn-primary href=edit_contest_path(@contest)
+    alert("#{t("contests.show.url_copied")}");
-        | Edit contest
+  }
-    p
-      = t("contests.show.public_scoreboard")
-      = link_to root_url + "public/#{@contest.slug}", root_url + "public/#{@contest.slug}"
 
-.row.mb-4
+.row.mb-5
-  .col-6
+  .col
+    - if @contest.public
+      a.btn.btn-success href="/public/#{@contest.slug}"
+        = t("contests.show.open_public_scoreboard")
+    - else
+      a.btn.btn-success.disabled
+        = t("contests.show.public_scoreboard_disabled")
+    button.btn.btn-success.ms-3 onclick="copyExtensionUrlToClipboard()"
+      css:
+        button > svg {
+          margin-right: 2px;
+          margin-top: -3px;
+        }
+      <svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="currentColor" class="bi bi-clipboard" viewBox="0 0 16 16">
+        <path d="M4 1.5H3a2 2 0 0 0-2 2V14a2 2 0 0 0 2 2h10a2 2 0 0 0 2-2V3.5a2 2 0 0 0-2-2h-1v1h1a1 1 0 0 1 1 1V14a1 1 0 0 1-1 1H3a1 1 0 0 1-1-1V3.5a1 1 0 0 1 1-1h1z"/>
+        <path d="M9.5 1a.5.5 0 0 1 .5.5v1a.5.5 0 0 1-.5.5h-3a.5.5 0 0 1-.5-.5v-1a.5.5 0 0 1 .5-.5zm-3-1A1.5 1.5 0 0 0 5 1.5v1A1.5 1.5 0 0 0 6.5 4h3A1.5 1.5 0 0 0 11 2.5v-1A1.5 1.5 0 0 0 9.5 0z"/>
+      </svg>
+      =< t("contests.show.copy_extension_url")
+    
+.row.mb-4 style="height: calc(100vh - 280px)"
+  .col-6.d-flex.flex-column style="height: 100%"
     .row
       .col
-        h4 = t("puzzles.plural").capitalize
+        h4
+          = t("contestants.plural").capitalize
+          a.ms-3.btn.btn-sm.btn-primary href=new_contest_contestant_path(@contest) style="margin-top: -3px"
+            | + #{t("helpers.buttons.add")}
+          a.ms-2.btn.btn-sm.btn.btn-primary href=contest_import_path(@contest) style="margin-top: -3px"
+            | #{t("helpers.buttons.import")}
+          a.ms-2.btn.btn-sm.btn.btn-primary href="/contests/#{@contest.id}/export.csv" style="margin-top: -3px"
+            | #{t("helpers.buttons.export")}
+    - if @contest.categories.size > 0
+      .row
+        .col
+          select.mt-2.mb-2 id="categories" style="padding: 5px"
+            option value=-1
+              | Tous.tes les participant.e.s
+            option value=-2
+              | Participant.e.s sans catégorie
+            - @contest.categories.each do |category|
+              option value=category.id
+                = category.name
+          javascript:
+            categorySelectEl = document.getElementById('categories');
+            urlParams = new URLSearchParams(window.location.search);
+            selectedCategory = urlParams.get('category');
+            Array.from(categorySelectEl.children).forEach((option) => {
+              if (option.value == selectedCategory) option.selected = true;
+            });
+            categorySelectEl.addEventListener('change', (e) => {
+              window.location.replace(`#{contest_path(@contest)}?category=${e.target.value}`);
+            })
+    .d-flex.flex-column style="overflow-y: auto"
       table.table.table-striped.table-hover
         thead
           tr
-          th scope="col"
+            th
-            | Image
+              = t("helpers.rank")
-          th scope="col"
+            th
-            | Title
+              = t("activerecord.attributes.contestant.name")
-          th scope="col"
+            th
-            | Brand
+              = t("activerecord.attributes.contestant.completions")
+            th
+              = t("activerecord.attributes.contestant.display_time")
+        tbody
+          - @contestants.each_with_index do |contestant, index|
+            tr scope="row"
+              td
+                = index + 1
+              td
+                = contestant.name
+              td
+                = contestant.completions.where(remaining_pieces: nil).length
+              td
+                = contestant.completions.size > 0 && contestant.completions[-1].remaining_pieces ? "#{contestant.completions.map{|completion| completion.puzzle.pieces}.sum - contestant.completions[-1].remaining_pieces}p" : contestant.display_time
+              td
+                a.btn.btn-sm.btn-secondary href=edit_contest_contestant_path(@contest, contestant)
+                  = t("helpers.buttons.open")
+  .col-6.d-flex.flex-column style="height: 100%"
+    .row
+      .col
+        h4
+          = t("puzzles.plural").capitalize
+          a.ms-3.btn.btn-sm.btn-primary href=new_contest_puzzle_path(@contest) style="margin-top: -3px"
+            | + #{t("helpers.buttons.add")}
+    table.table.table-striped.table-hover
+      thead
+        tr
+          th
+            = t("activerecord.attributes.puzzle.image")
+          th
+            = t("activerecord.attributes.puzzle.name")
+          th
+            = t("activerecord.attributes.puzzle.brand")
+          th
+            = t("activerecord.attributes.puzzle.pieces")
       tbody
         - @puzzles.each do |puzzle|
           tr.align-middle scope="row"
             td
-              = image_tag(puzzle.image, class: "img-fluid", style: "max-width: 140px;") if puzzle.image.attached?
+              = image_tag(puzzle.image, class: "img-fluid", style: "max-height: 48px;") if puzzle.image.attached?
             td
               = puzzle.name
             td
               = puzzle.brand
+            td
+              = puzzle.pieces
             td
               a.btn.btn-sm.btn-secondary href=edit_contest_puzzle_path(@contest, puzzle)
-                | Edit
+                = t("helpers.buttons.edit")
-    .row
+    - if @messages
+      .row.mt-5
         .col
-        a.btn.btn-primary href=new_contest_puzzle_path(@contest)
+          h4 = t("messages.plural").capitalize
-          = t("contests.show.add_puzzle")
+      - if @puzzles.size == 0
-  .col-6
         .row
-      .col
+          .col.alert.alert-danger
-        h4 = t("contestants.plural").capitalize
+            = t("messages.warning")
+      .d-flex.flex-column style="overflow-y: auto"
         table.table.table-striped.table-hover
           thead
             tr
+              th scope="col" style="white-space: nowrap"
+                = t("activerecord.attributes.message.processed")
               th scope="col"
-            | Name
+                = t("activerecord.attributes.message.time")
               th scope="col"
-            | Completed puzzles
+                = t("activerecord.attributes.message.author")
+              th.w-25 scope="col"
+                = t("activerecord.attributes.message.text")
+              th.w-25 scope="col"
           tbody
-        - @contestants.each do |contestant|
+            - @messages.each do |message|
-          tr scope="row"
+              tr.align-middle scope="row"
+                td style="text-align: center"
+                  - if message.completions.size > 0
+                    <svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="currentColor" class="bi bi-check-square" viewBox="0 0 16 16">
+                      <path d="M14 1a1 1 0 0 1 1 1v12a1 1 0 0 1-1 1H2a1 1 0 0 1-1-1V2a1 1 0 0 1 1-1zM2 0a2 2 0 0 0-2 2v12a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V2a2 2 0 0 0-2-2z"/>
+                      <path d="M10.97 4.97a.75.75 0 0 1 1.071 1.05l-3.992 4.99a.75.75 0 0 1-1.08.02L4.324 8.384a.75.75 0 1 1 1.06-1.06l2.094 2.093 3.473-4.425z"/>
+                    </svg>
                 td
-              = contestant.name
+                  = message.display_time
                 td
-              = contestant.completions.length
+                  = message.author
                 td
-              a.btn.btn-sm.btn-secondary href=edit_contest_contestant_path(@contest, contestant)
+                  = message.text
-                | Open
+                td
-              a.btn.btn-sm.btn-secondary.ms-2 href=new_contest_completion_path(@contest, contestant_id: contestant.id)
+                  .d-inline-flex
-                | Add completion
+                    - if @puzzles.size > 0
-    .row.mt-4
+                      a.btn.btn-sm.btn-secondary href=contest_message_convert_path(@contest, message) style="white-space: nowrap;"
-      .col
+                        = t("helpers.buttons.add_completion")
-        a.btn.btn-primary href=new_contest_contestant_path(@contest)
+                    - else
-          = t("contests.show.add_participant")
+                      a.btn.btn-sm.btn-secondary.disabled href=contest_message_convert_path(@contest, message) style="white-space: nowrap;"
+                        = t("helpers.buttons.add_completion")
+                    = link_to "x", contest_message_path(@contest, message), data: { turbo_method: :delete }, class: "btn btn-sm btn-danger ms-2"

app/views/layouts/authenticated.html.slim

@@ -8,14 +8,45 @@ html
         .float-end style="margin-top: -8px;"
           nav.navbar.bg-body-primary
             - if @current_user.admin
-              a.navbar-brand href=users_path
+              a.navbar-brand href=users_path class="btn btn-light" style="margin-right: 0"
                 = t("nav.users")
-            a.navbar-brand href=contests_path
+            a.navbar-brand href=contests_path class="btn btn-light" style="margin-right: 0"
                 = t("nav.home")
-            a.navbar-brand href=user_path(@current_user)
+            a.navbar-brand href=user_path(@current_user) class="btn btn-light"
                 = t("nav.settings")
-            = button_to t("nav.log_out"), session_path, method: :delete
+            = button_to t("nav.log_out"), session_path, method: :delete, class: "btn btn-danger"
 
-      h1.mb-4 = @title
+      css:
+        .toast {
+          opacity: 0;
+          animation: fadeInAndOut 6s linear;
+        }
+        @keyframes fadeInAndOut {
+          0%, 5%, 100% { opacity: 0 }
+          7%, 85% { opacity: 1 }
+        }
+      javascript:
+        function closeToast(event) {
+          event.target.parentElement.parentElement.style.display = 'none';
+        }
+
+      .toast-container.position-fixed.p-3 style="right: 30px; top: 85px"
+        - flash.each do |type, msg|
+          .toast role="alert" aria-live="assertive" aria-atomic="true" style="display: block"
+            .toast-header
+              strong.me-auto
+                i.bi-bell-fill.fs-6.text-primary
+                =< type.humanize
+              small.text-body-secondary
+                | Just now
+              button.btn-close type="button" data-bs-dismiss="toast" aria-label="Close" onclick="closeToast(event)"
+            .toast-body
+              = msg
+
+      h1.mb-4
+        = @title
+        - if @action_path
+          a.ms-4.btn.btn-primary href=@action_path style="margin-top: -6px"
+            = @action_name
 
       = yield

app/views/puzzles/_form.html.slim

@@ -1,4 +1,10 @@
 = form_with model: puzzle, url: url, method: method do |form|
+  .row.mb-3
+    .col.alert.alert-warning
+      = t("puzzles.form.fake_data_recommendation")
+  .row.mb-3
+    .col
+      = image_tag(puzzle.image, class: "img-fluid", style: "max-height: 256px") if puzzle.image.attached?
   .row.mb-3
     .col
       .form-floating
@@ -11,10 +17,32 @@
         = form.label :brand, class: "required"
   .row.mb-3
     .col
-      .form-text Select an image
+      .form-floating
+        = form.number_field :pieces, autocomplete: "off", class: "form-control"
+        = form.label :pieces, class: "required"
+  .row.mb-3
+    .col
+      .form-text.mb-1
+        = t("puzzles.image_select")
       = form.file_field :image, accept: "image/*", class: "form-control"
+      .form-text.error-message style="display: none;" id="image-error-message"
+        = t("puzzles.form.file_too_big")
+      javascript:
+        function setMaxUploadSize() {
+          const el = document.querySelector('input[type="file"]');
+          el.onchange = function() {
+            if(this.files[0].size > 2 * 1024 * 1024) {
+              document.getElementById('image-error-message').style.display = 'block';
+              this.value = "";
+            } else {
+              document.getElementById('image-error-message').style.display = 'none';
+            }
+          };
+        }
+
+        setMaxUploadSize();
   .row.mt-4
     .col
       - if method == :patch
-        = link_to "Delete", contest_puzzle_path(contest, puzzle), data: { turbo_method: :delete }, class: "btn btn-danger me-2"
+        = link_to t("helpers.buttons.delete"), contest_puzzle_path(contest, puzzle), data: { turbo_method: :delete }, class: "btn btn-danger me-2"
       = form.submit submit_text, class: "btn btn-primary"

app/views/puzzles/edit.html.slim

@@ -1 +1 @@
-= render "form", contest: @contest, puzzle: @puzzle, submit_text: "Save", method: :patch, url: "/contests/#{@contest.id}/puzzles/#{@puzzle.id}"
+= render "form", contest: @contest, puzzle: @puzzle, submit_text: t("helpers.buttons.save"), method: :patch, url: "/contests/#{@contest.id}/puzzles/#{@puzzle.id}"

app/views/puzzles/new.html.slim

@@ -1 +1 @@
-= render "form", contest: @contest, puzzle: @puzzle, submit_text: "Add", method: :post, url: "/contests/#{@contest.id}/puzzles"
+= render "form", contest: @contest, puzzle: @puzzle, submit_text: t("helpers.buttons.add"), method: :post, url: "/contests/#{@contest.id}/puzzles"

app/views/sessions/new.html.slim

@@ -4,10 +4,12 @@
       .form-floating
         = form.email_field :email_address, autocomplete: "username", required: true, autofocus: true, class: "form-control"
         = form.label :email_address, class: "required"
+          = t("activerecord.attributes.session.email_address")
   .row.mb-3
     .col
       .form-floating
         = form.password_field :password, autocomplete: "current-password", required: true, autofocus: true, class: "form-control", maxlength: 72
         = form.label :password, class: "required"
+          = t("activerecord.attributes.session.password")
 
-  = form.submit "Sign in"
+  = form.submit t("helpers.buttons.sign_in")

config/locales/en.yml

@@ -28,77 +28,233 @@
 #       enabled: "ON"
 
 en:
+  activemodel:
+    errors:
+      models:
+        forms/csv_conversion_form:
+          attributes:
+            name_column:
+              blank: "Participant names are required"
+              greater_than: "Participant names are required"
   activerecord:
     attributes:
+      category:
+        contestant_count: Contestants count
+        new: New category
+        name: Category
+      completion:
+        contestant: Participant
+        display_time: Time
+        display_time_from_start: Time since start
+        display_relative_time: Time for this puzzle
+        puzzle: Puzzle
+        remaining_pieces: Remaining pieces
+        remaining_pieces_description: When this field is filled, the above time will not be taken into account
       contest:
-        name: "Name"
+        lang: Language for the public scoreboard
-        team: "Team contest"
+        name: Name
-        team_description: "For UI display purposes mainly"
+        public: Enable the public scoreboard
-        allow_registration: "Allow registration"
+        team: Team contest
-        allow_registration_description: "Generates a shareable registration form for this contest"
+        team_description: For UI display purposes mainly
+        allow_registration: Allow registration
+        allow_registration_description: Generates a shareable registration form for this contest
+      contestant:
+        completions: completions
+        display_time: Time
+        email: Email
+        name: Name
+        email_description: Optional. Used for sending emails through this app, or for identifying participants whose gmeet handle doesn't match their registered name.
+      csv_import:
+        file: File
+        separator: Separator
+      message:
+        author: Author
+        processed: Processed?
+        text: Content
+        time: Time
+      puzzle:
+        brand: Brand
+        image: Image
+        name: Name
+        pieces: Number of pieces
+      session:
+        email_address: Email address
+        password: Password
       user:
-        username: "Username"
+        username: Username
-        email_address: "Email address"
+        email_address: Email address
-        lang: "Language"
+        lang: Language
-        password: "New password"
+        password: New password
+    errors:
+      models:
+        completion:
+          attributes:
+            contestant_id:
+              taken: "This contestant has already completed the puzzle"
+            display_time_from_start:
+              blank: Mandatory
+              invalid: "Allowed formats: xx:xx:xx, x:xx:xx, xx:xx, x:xx, xx"
+            puzzle_id:
+              taken: "This contestant has already completed this puzzle"
+        contest:
+          attributes:
+            name:
+              blank: The contest name cannot be empty
+        contestant:
+          attributes:
+            name:
+              blank: The participant name cannot be empty
+        csv_import:
+          attributes:
+            file:
+              blank: "No file selected"
+              empty: "This file is empty"
+              not_a_csv_file: "it must be a CSV file"
+        puzzle:
+          attributes:
+            name:
+              blank: The puzzle name cannot be empty
+            pieces:
+              blank: It's mandatory to provide the number of pieces
+        user:
+          attributes:
+            email_address:
+              blank: Your email cannot be empty
+            username:
+              blank: Your username cannot be empty
+  categories:
+    destroy:
+      notice: Category deleted
+    new:
+      error: The category name can't be empty
+      notice: Category added
   completions:
+    destroy:
+      notice: Completion deleted
     edit:
-      title: "Edit completion"
+      notice: Completion updated
+      title: Edit completion
     new:
-      title: "New completion"
+      notice: Completion added
+      title: New completion
+    singular: completion
   contests:
+    destroy:
+      notice: Contest deleted
     edit:
-      title: "Edit contest settings"
+      notice: Contest updated
+      title: Edit contest settings
+    form:
+      categories: Participant categories
+      general: General parameters
     index:
-      title: "Welcome %{username}!"
+      title: Welcome %{username}!
-      manage_contests: "Manage my contests"
+      manage_contests: Manage my contests
-      new_contest: "Create a new contest"
+      new_contest: Create a new contest
     new:
-      title: "New jigsaw puzzle contest"
+      notice: Contest added
+      title: New jigsaw puzzle contest
     scoreboard:
+      refresh: Activate auto-refresh (every 5s)
       title: "%{name}"
     show:
       title: "%{name}"
-      add_participant: "Add contestant"
+      add_participant: Add participant
-      add_puzzle: "Add puzzle"
+      add_puzzle: Add puzzle
-      public_scoreboard: "Public scoreboard: "
+      copy_extension_url: Copy the URL for connecting from the browser extension
+      open_public_scoreboard: Open public scoreboard
+      public_scoreboard_disabled: The public scoreboard is disabled
+      url_copied: URL copied to the clipboard
   contestants:
+    convert_csv:
+      title: Import participants
+    destroy:
+      notice: Participant deleted
     edit:
-      title: "Participant"
+      notice: Participant updated
-      team_title: "Teams"
+      title: Participant
+      team_title: Teams
+    finalize_import:
+      title: Import participants
+    import:
+      email_column: Participant email
+      import_column: Import?
+      name_column: Participant name
+      notice: Participants imported
+      title: Import participants
     new:
-      title: "New participant"
+      notice: Participant added
-      team_title: "New team"
+      title: New participant
-    singular: "participant"
+      team_title: New team
-    plural: "participants"
+    singular: participant
+    plural: participants
     teams:
-      singular: "team"
+      singular: team
-      plural: "teams"
+      plural: teams
+    upload_csv:
+      title: Import participants
   helpers:
+    badges:
+      registration: "registration"
+      team: "team"
     buttons:
+      add: "Add"
+      add_completion: "Add completion"
+      back: "⬅ Back to the contest"
+      back_to_contestant: "⬅ Back to the participant"
+      confirm: "Confirm"
       create: "Create"
-      save: "Save"
+      delete: "Delete"
+      edit: "Edit"
+      export: Export
+      import: CSV Import
+      open: Open
+      refresh: Refresh
+      sign_in: Sign in
+      save: Save
+    field: Field
+    none: No field selected
+    rank: Rank
+  messages:
+    convert:
+      title: New completion
+    destroy:
+      notice: Message deleted
+    plural: "messages"
+    singular: "message"
+    warning: "You first need to add a puzzle before converting messages to completions."
   nav:
-    users: "Users"
+    users: Users
-    home: "Home"
+    home: My contests
-    settings: "Settings"
+    settings: Settings
-    log_out: "Log out"
+    log_out: Log out
   puzzles:
+    destroy:
+      notice: Puzzle deleted
     edit:
-      title: "Edit contest puzzle"
+      notice: Puzzle updated
+      title: Edit contest puzzle
+    form:
+      fake_data_recommendation: It is recommended to first enter a fake name and image, and to use the real ones only once the contest starts.
+      file_too_big: File too big! Maximum allowed size is 2M
+    image_select: Select an image
     new:
-      title: "New contest puzzle"
+      notice: Puzzle added
-    singular: "puzzle"
+      title: New contest puzzle
-    plural: "puzzles"
+    singular: puzzle
+    plural: puzzles
   sessions:
     new:
+      notice: Login successful
       title: "Login to the Public Scoreboard app"
   users:
     edit:
+      notice: Settings updated
       title: "My settings"
       general_section: "General settings"
       password_section: "Change password"
     index:
       title: "All users"
     new:
+      notice: User created
       title: "New user"

config/locales/fr.yml

@@ -1,75 +1,231 @@
 fr:
+  activemodel:
+    errors:
+      models:
+        forms/csv_conversion_form:
+          attributes:
+            name_column:
+              blank: "Choisir une colonne pour les noms des participant.e.s est nécessaire"
+              greater_than: "Choisir une colonne pour les noms des participant.e.s est nécessaire"
   activerecord:
     attributes:
+      category:
+        contestant_count: Nombre de participant.e.s
+        new: Nouvelle catégorie
+        name: Catégorie
+      completion:
+        contestant_id: Participant.e
+        display_time: Temps
+        display_time_from_start: Temps depuis le début
+        display_relative_time: Temps pour ce puzzle
+        puzzle: Puzzle
+        remaining_pieces: Nombre de pièces restantes
+        remaining_pieces_description: Si ce champ est rempli, le temps ci-dessus ne sera pas pris en compte
       contest:
-        name: "Nom"
+        lang: Langue pour le classement public
-        team: "Concours par équipes"
+        name: Nom
-        team_description: "Principalement pour des raisons d'affichage"
+        public: Activer le classement public
-        allow_registration: "Autoriser l'inscription via l'interface"
+        team: Concours par équipes
-        allow_registration_description: "Génère un formulaire d'inscription pour ce concours"
+        team_description: Principalement pour des raisons d'affichage
+        allow_registration: Autoriser l'inscription via l'interface
+        allow_registration_description: Génère un formulaire d'inscription pour ce concours
+      contestant:
+        completions: Complétions
+        display_time: Temps
+        email: Email
+        name: Nom
+        email_description: Optionnel. Utile pour envoyer des emails aux participant.e.s depuis cette app, ou pour reconnaître les pseudos gmeet quand ils ne correspondent pas au nom préalablement entré.
+      csv_import:
+        file: Fichier
+        separator: Délimiteur
+      message:
+        author: Auteur.ice
+        processed: Traité ?
+        text: Contenu
+        time: Temps
+      puzzle:
+        brand: Marque
+        image: Image
+        name: Nom
+        pieces: Nombre de pièces
+      session:
+        email_address: Adresse email
+        password: Mot de passe
       user:
-        username: "Nom d'utilisateur.ice"
+        username: Nom d'utilisateur.ice
-        email_address: "Adresse email"
+        email_address: Adresse email
-        lang: "Langue de l'interface"
+        lang: Langue de l'interface
-        password: "Nouveau mot de passe"
+        password: Nouveau mot de passe
+    errors:
+      models:
+        completion:
+          attributes:
+            contestant_id:
+              taken: "Ce.tte participant.e a déjà complété le puzzle"
+            display_time_from_start:
+              blank: Obligatoire
+              invalid: "Formats autorisés: xx:xx:xx, x:xx:xx, xx:xx, x:xx, xx"
+            puzzle_id:
+              taken: "Ce.tte participant.e a déjà complété ce puzzle"
+        contest:
+          attributes:
+            name:
+              blank: Le nom du concours ne peut pas être vide
+        contestant:
+          attributes:
+            name:
+              blank: Le nom du ou de la participant.e ne peut pas être vide
+        csv_import:
+          attributes:
+            file:
+              blank: "Aucun fichier sélectionné"
+              empty: "Ce fichier est vide"
+              not_a_csv_file: "Le fichier doit être au format CSV"
+        puzzle:
+          attributes:
+            name:
+              blank: Le nom du puzzle est obligatoire
+            pieces:
+              blank: Il est obligatoire d'indiquer le nombre de pièces
+        user:
+          attributes:
+            email_address:
+              blank: L'email est obligatoire
+            username:
+              blank: Le nom d'utilisateur.ice est obligatoire
+  categories:
+    destroy:
+      notice: Catégorie supprimée
+    new:
+      error: Le nom de la catégorie ne peut pas être vide
+      notice: Catégorie ajoutée
   completions:
+    destroy:
+      notice: Complétion supprimée
     edit:
-      title: "Modifier la complétion"
+      notice: Complétion modifiée
+      title: Modifier la complétion
     new:
-      title: "Nouvelle complétion"
+      notice: Complétion ajoutée
+      title: Ajout d'une complétion
+    singular: complétion
   contests:
+    destroy:
+      notice: Concours supprimé
     edit:
-      title: "Paramètres du concours"
+      notice: Concours modifié
+      title: Paramètres du concours
+    form:
+      categories: Catégories de participant.e.s
+      general: Paramètres généraux
     index:
-      title: "Bienvenue %{username} !"
+      title: Bienvenue %{username} !
-      manage_contests: "Mes concours de puzzle"
+      manage_contests: Mes concours de puzzle
-      new_contest: "Créer un nouveau concours"
+      new_contest: Créer un nouveau concours
     new:
-      title: "Nouveau concours"
+      notice: Concours ajouté
+      title: Nouveau concours
     scoreboard:
+      refresh: Activer le rafraichissement automatique de la page (toutes les 5s)
       title: "%{name}"
     show:
       title: "%{name}"
-      add_participant: "Ajouter un.e participant.e"
+      add_participant: Ajouter un.e participant.e
-      add_puzzle: "Ajouter un puzzle"
+      add_puzzle: Ajouter un puzzle
-      public_scoreboard: "Classement public : "
+      copy_extension_url: Copier l'URL pour la connexion depuis l'extension web
+      open_public_scoreboard: Ouvrir le classement public
+      public_scoreboard_disabled: Le classement public n'est pas activé
+      url_copied: L’URL a été copiée dans le presse-papier
   contestants:
+    convert_csv:
+      title: Importer des participant.e.s
+    destroy:
+      notice: Participant.e supprimé.e
     edit:
-      title: "Participant.e"
+      notice: Participant.e modifié.e
-      team_title: "Équipe"
+      title: Participant.e
+      team_title: Équipe
+    finalize_import:
+      title: Importer des participant.e.s
+    import:
+      email_column: Email des participant.e.s
+      import_column: Importer ?
+      name_column: Noms des participant.e.s
+      notice: Participant.e.s importé.e.s
+      title: Importer des participant.e.s
     new:
-      title: "Nouveau.elle participant.e"
+      notice: Participant.e ajouté.e
-      team_title: "Nouvelle équipe"
+      title: Nouveau.elle participant.e
-    singular: "participant.e"
+      team_title: Nouvelle équipe
-    plural: "participant.e.s"
+    singular: participant.e
+    plural: participant.e.s
     teams:
-      singular: "équipe"
+      singular: équipe
-      plural: "équipes"
+      plural: équipes
+    upload_csv:
+      title: Importer des participant.e.s
   helpers:
+    badges:
+      registration: "auto-inscription"
+      team: "équipes"
     buttons:
+      add: "Ajouter"
+      add_completion: "Convertir"
+      back: "⬅ Revenir au concours"
+      back_to_contestant: "⬅ Revenir au/à la participant.e"
+      confirm: "Confirmer"
       create: "Créer"
-      save: "Modifier"
+      delete: "Supprimer"
+      edit: "Modifier"
+      export: Exporter
+      import: Importer un CSV
+      open: Détails
+      refresh: Rafraîchir
+      sign_in: Se connecter
+      save: Modifier
+    field: Champ
+    none: Aucun champ sélectionné
+    rank: Rang
+  messages:
+    convert:
+      title: Ajout d'une complétion
+    destroy:
+      notice: Message supprimé
+    plural: "messages"
+    singular: "message"
+    warning: "Au moins un puzzle doit être ajouté avant de pouvoir convertir des messages en complétions."
   nav:
-    users: "Utilisateur.ices"
+    users: Utilisateur.ices
-    home: "Accueil"
+    home: Mes concours
-    settings: "Paramètres"
+    settings: Paramètres
-    log_out: "Déconnexion"
+    log_out: Déconnexion
   puzzles:
+    destroy:
+      notice: Puzzle supprimé
     edit:
-      title: "Modifier le puzzle"
+      notice: Puzzle modifié
+      title: Modifier le puzzle
+    form:
+      fake_data_recommendation: Il est recommendé d'entrer de faux noms et images, et de mettre les vrais uniquement quand le concours démarre.
+      file_too_big: La taille de l'image dépasse la taille maximum autorisée de 2M
+    image_select: Choisis une image
     new:
-      title: "Nouveau puzzle"
+      notice: Puzzle ajouté
-    singular: "puzzle"
+      title: Nouveau puzzle
-    plural: "puzzles"
+    singular: puzzle
+    plural: puzzles
   sessions:
     new:
+      notice: Connection réussie
       title: "Se connecter à l'app Public Scoreboard"
   users:
     edit:
+      notice: Paramètres modifiés
       title: "Mes paramètres"
       general_section: "Paramètres globaux"
       password_section: "Modifier mon mot de passe"
     index:
       title: "Tous.tes les utilisateur.ices"
     new:
+      notice: Utilisateur.ice ajouté.e
       title: "Nouveau.elle utilisateur.ice"

config/routes.rb

@@ -9,14 +9,26 @@ Rails.application.routes.draw do
   root "contests#index"
 
   resources :contests do
+    resources :categories, only: [ :create, :destroy ]
     resources :completions
     resources :contestants
     resources :puzzles
+    resources :messages, only: :destroy do
+      get "convert", to: "messages#convert"
+    end
+    get "import", to: "contestants#import"
+    post "import", to: "contestants#upload_csv"
+    get "import/:id", to: "contestants#convert_csv"
+    post "import/:id", to: "contestants#finalize_import"
+    get "export", to: "contestants#export"
   end
   resources :passwords, param: :token
   resource :session
   resources :users
 
+  options "connect", to: "messages#cors_preflight_check"
+  options "message", to: "messages#cors_preflight_check"
+  post "connect", to: "messages#connect"
   post "message", to: "messages#create"
 
   get "public/:id", to: "contests#scoreboard"

db/migrate/20250515061619_add_author_to_message.rb

@@ -0,0 +1,12 @@
+class AddAuthorToMessage < ActiveRecord::Migration[8.0]
+  def change
+    add_column :messages, :author, :string
+
+    Message.find_each do |message|
+      message.author = "Unknown"
+      message.save
+    end
+
+    change_column_null :messages, :author, true
+  end
+end

db/migrate/20250515062154_add_display_time_to_message.rb

@@ -0,0 +1,12 @@
+class AddDisplayTimeToMessage < ActiveRecord::Migration[8.0]
+  def change
+    add_column :messages, :display_time, :string
+
+    Message.find_each do |message|
+      message.display_time = "12:30"
+      message.save
+    end
+
+    change_column_null :messages, :display_time, true
+  end
+end

db/migrate/20250517083830_create_csv_imports.rb

@@ -0,0 +1,9 @@
+class CreateCsvImports < ActiveRecord::Migration[8.0]
+  def change
+    create_table :csv_imports do |t|
+      t.string :separator, null: false
+
+      t.timestamps
+    end
+  end
+end

db/migrate/20250517131707_add_content_to_csv_import.rb

@@ -0,0 +1,5 @@
+class AddContentToCsvImport < ActiveRecord::Migration[8.0]
+  def change
+    add_column :csv_imports, :content, :string, null: false
+  end
+end

db/migrate/20250618122655_add_time_seconds_to_contestant.rb

@@ -0,0 +1,15 @@
+class AddTimeSecondsToContestant < ActiveRecord::Migration[8.0]
+  def change
+    add_column :contestants, :time_seconds, :integer
+
+    Contestant.find_each do |contestant|
+      contestant.time_seconds = 0
+      contestant.completions.each do |completion|
+        contestant.time_seconds += completion.time_seconds
+      end
+      contestant.save
+    end
+
+    change_column_null :contestants, :time_seconds, true
+  end
+end

db/migrate/20250618155041_add_message_ref_to_completion.rb

@@ -0,0 +1,5 @@
+class AddMessageRefToCompletion < ActiveRecord::Migration[8.0]
+  def change
+    add_reference :completions, :message, foreign_key: true
+  end
+end

db/migrate/20250620051905_add_lang_to_contest.rb

@@ -0,0 +1,5 @@
+class AddLangToContest < ActiveRecord::Migration[8.0]
+  def change
+    add_column :contests, :lang, :string, default: 'en'
+  end
+end

db/migrate/20250625075513_add_public_to_contest.rb

@@ -0,0 +1,5 @@
+class AddPublicToContest < ActiveRecord::Migration[8.0]
+  def change
+    add_column :contests, :public, :boolean, default: false
+  end
+end

db/migrate/20250627070407_add_pieces_to_puzzle.rb

@@ -0,0 +1,12 @@
+class AddPiecesToPuzzle < ActiveRecord::Migration[8.0]
+  def change
+    add_column :puzzles, :pieces, :integer
+
+    Puzzle.find_each do |puzzle|
+      puzzle.pieces = 500
+      puzzle.save
+    end
+
+    change_column_null :puzzles, :pieces, false
+  end
+end

db/migrate/20250714115208_create_categories.rb

@@ -0,0 +1,15 @@
+class CreateCategories < ActiveRecord::Migration[8.0]
+  def change
+    create_table :categories do |t|
+      t.string :name
+      t.belongs_to :contest, null: false, foreign_key: true
+
+      t.timestamps
+    end
+
+    create_join_table :categories, :contestants do |t|
+      t.index :category_id
+      t.index :contestant_id
+    end
+  end
+end

db/migrate/20251028131431_add_remaining_pieces_to_completion.rb

@@ -0,0 +1,5 @@
+class AddRemainingPiecesToCompletion < ActiveRecord::Migration[8.0]
+  def change
+    add_column :completions, :remaining_pieces, :integer
+  end
+end

db/schema.rb

@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema[8.0].define(version: 2025_05_11_173749) do
+ActiveRecord::Schema[8.0].define(version: 2025_10_28_131431) do
   create_table "active_storage_attachments", force: :cascade do |t|
     t.string "name", null: false
     t.string "record_type", null: false
@@ -39,6 +39,21 @@ ActiveRecord::Schema[8.0].define(version: 2025_05_11_173749) do
     t.index ["blob_id", "variation_digest"], name: "index_active_storage_variant_records_uniqueness", unique: true
   end
 
+  create_table "categories", force: :cascade do |t|
+    t.string "name"
+    t.integer "contest_id", null: false
+    t.datetime "created_at", null: false
+    t.datetime "updated_at", null: false
+    t.index ["contest_id"], name: "index_categories_on_contest_id"
+  end
+
+  create_table "categories_contestants", id: false, force: :cascade do |t|
+    t.integer "category_id", null: false
+    t.integer "contestant_id", null: false
+    t.index ["category_id"], name: "index_categories_contestants_on_category_id"
+    t.index ["contestant_id"], name: "index_categories_contestants_on_contestant_id"
+  end
+
   create_table "completions", force: :cascade do |t|
     t.integer "time_seconds"
     t.integer "contestant_id", null: false
@@ -48,8 +63,11 @@ ActiveRecord::Schema[8.0].define(version: 2025_05_11_173749) do
     t.integer "contest_id", null: false
     t.string "display_time_from_start"
     t.string "display_relative_time"
+    t.integer "message_id"
+    t.integer "remaining_pieces"
     t.index ["contest_id"], name: "index_completions_on_contest_id"
     t.index ["contestant_id"], name: "index_completions_on_contestant_id"
+    t.index ["message_id"], name: "index_completions_on_message_id"
     t.index ["puzzle_id"], name: "index_completions_on_puzzle_id"
   end
 
@@ -60,6 +78,7 @@ ActiveRecord::Schema[8.0].define(version: 2025_05_11_173749) do
     t.datetime "created_at", null: false
     t.datetime "updated_at", null: false
     t.string "display_time"
+    t.integer "time_seconds"
     t.index ["contest_id"], name: "index_contestants_on_contest_id"
   end
 
@@ -71,10 +90,19 @@ ActiveRecord::Schema[8.0].define(version: 2025_05_11_173749) do
     t.boolean "team", default: false
     t.boolean "allow_registration", default: false
     t.string "slug"
+    t.string "lang", default: "en"
+    t.boolean "public", default: false
     t.index ["slug"], name: "index_contests_on_slug", unique: true
     t.index ["user_id"], name: "index_contests_on_user_id"
   end
 
+  create_table "csv_imports", force: :cascade do |t|
+    t.string "separator", null: false
+    t.datetime "created_at", null: false
+    t.datetime "updated_at", null: false
+    t.string "content", null: false
+  end
+
   create_table "friendly_id_slugs", force: :cascade do |t|
     t.string "slug", null: false
     t.integer "sluggable_id", null: false
@@ -92,6 +120,8 @@ ActiveRecord::Schema[8.0].define(version: 2025_05_11_173749) do
     t.string "text", null: false
     t.datetime "created_at", null: false
     t.datetime "updated_at", null: false
+    t.string "author"
+    t.string "display_time"
     t.index ["contest_id"], name: "index_messages_on_contest_id"
   end
 
@@ -101,6 +131,7 @@ ActiveRecord::Schema[8.0].define(version: 2025_05_11_173749) do
     t.datetime "updated_at", null: false
     t.integer "contest_id", null: false
     t.string "brand"
+    t.integer "pieces", null: false
     t.index ["contest_id"], name: "index_puzzles_on_contest_id"
   end
 
@@ -126,8 +157,10 @@ ActiveRecord::Schema[8.0].define(version: 2025_05_11_173749) do
 
   add_foreign_key "active_storage_attachments", "active_storage_blobs", column: "blob_id"
   add_foreign_key "active_storage_variant_records", "active_storage_blobs", column: "blob_id"
+  add_foreign_key "categories", "contests"
   add_foreign_key "completions", "contestants"
   add_foreign_key "completions", "contests"
+  add_foreign_key "completions", "messages"
   add_foreign_key "completions", "puzzles"
   add_foreign_key "contestants", "contests"
   add_foreign_key "contests", "users"

spec/factories/categories.rb

@@ -0,0 +1,23 @@
+# == Schema Information
+#
+# Table name: categories
+#
+#  id         :integer          not null, primary key
+#  name       :string
+#  created_at :datetime         not null
+#  updated_at :datetime         not null
+#  contest_id :integer          not null
+#
+# Indexes
+#
+#  index_categories_on_contest_id  (contest_id)
+#
+# Foreign Keys
+#
+#  contest_id  (contest_id => contests.id)
+#
+FactoryBot.define do
+  factory :category do
+    name { "MyString" }
+  end
+end

spec/factories/contests.rb

@@ -4,7 +4,9 @@
 #
 #  id                 :integer          not null, primary key
 #  allow_registration :boolean          default(FALSE)
+#  lang               :string           default("en")
 #  name               :string
+#  public             :boolean          default(FALSE)
 #  slug               :string
 #  team               :boolean          default(FALSE)
 #  created_at         :datetime         not null

spec/factories/csv_imports.rb

@@ -0,0 +1,15 @@
+# == Schema Information
+#
+# Table name: csv_imports
+#
+#  id         :integer          not null, primary key
+#  content    :string           not null
+#  separator  :string           not null
+#  created_at :datetime         not null
+#  updated_at :datetime         not null
+#
+FactoryBot.define do
+  factory :csv_import do
+    separator { 1 }
+  end
+end

spec/factories/messages.rb

@@ -3,6 +3,8 @@
 # Table name: messages
 #
 #  id           :integer          not null, primary key
+#  author       :string
+#  display_time :string
 #  text         :string           not null
 #  time_seconds :integer          not null
 #  created_at   :datetime         not null

spec/features/contest_spec.rb

@@ -1,17 +1,78 @@
 require 'rails_helper'
 
 RSpec.feature "Contests", type: :feature do
-  context "visiting the home page" do
   let!(:user) { create(:user) }
 
   before do
     login(user)
   end
 
-    it "should display the username" do
+  context "index" do
-      visit root_path
+    let!(:first_contest) { create(:contest, user: user) }
+    let!(:second_contest) { create(:contest, user: user) }
 
-      expect(page).to have_content(user.username)
+    it "should list existing contests and offer to open them" do
+      visit contests_path
+
+      expect(page).to have_content(I18n.t("contests.index.title", username: user.username))
+      expect(page).to have_content(first_contest.name)
+      expect(page).to have_content(second_contest.name)
+
+      find(".stretched-link[href=\"/contests/#{first_contest.friendly_id}\"]").click
+
+      expect(page).to have_current_path("/contests/#{first_contest.friendly_id}")
+    end
+
+    it "should offer to create a new contest" do
+      visit contests_path
+
+      click_link I18n.t("contests.index.new_contest")
+
+      expect(page).to have_current_path("/contests/new")
+    end
+  end
+
+  context "new" do
+    it "should prevent creating contests without a name" do
+      visit new_contest_path
+
+      click_button I18n.t("helpers.buttons.create")
+
+      expect(page).to have_content(I18n.t("activerecord.errors.models.contest.attributes.name.blank"))
+    end
+
+    it "should allow creating new contests with valid parameters" do
+      visit new_contest_path
+
+      fill_in I18n.t("activerecord.attributes.contest.name"), with: "Contest name"
+
+      click_button I18n.t("helpers.buttons.create")
+
+      expect(page).to have_current_path(contest_path(Contest.find_by(name: "Contest name")))
+    end
+  end
+
+  context "edit" do
+    let!(:contest) { create(:contest, user: user) }
+
+    it "should prevent editing contests without a name" do
+      visit edit_contest_path(contest)
+
+      fill_in I18n.t("activerecord.attributes.contest.name"), with: ""
+
+      click_button I18n.t("helpers.buttons.save")
+
+      expect(page).to have_content(I18n.t("activerecord.errors.models.contest.attributes.name.blank"))
+    end
+
+    it "should allow editing contests with valid parameters" do
+      visit edit_contest_path(contest)
+
+      fill_in I18n.t("activerecord.attributes.contest.name"), with: "Contest name"
+
+      click_button I18n.t("helpers.buttons.save")
+
+      expect(page).to have_current_path(contest_path(contest))
     end
   end
 end

spec/models/category_spec.rb

@@ -0,0 +1,23 @@
+# == Schema Information
+#
+# Table name: categories
+#
+#  id         :integer          not null, primary key
+#  name       :string
+#  created_at :datetime         not null
+#  updated_at :datetime         not null
+#  contest_id :integer          not null
+#
+# Indexes
+#
+#  index_categories_on_contest_id  (contest_id)
+#
+# Foreign Keys
+#
+#  contest_id  (contest_id => contests.id)
+#
+require 'rails_helper'
+
+RSpec.describe Category, type: :model do
+  pending "add some examples to (or delete) #{__FILE__}"
+end

spec/models/csv_import_spec.rb

@@ -0,0 +1,15 @@
+# == Schema Information
+#
+# Table name: csv_imports
+#
+#  id         :integer          not null, primary key
+#  content    :string           not null
+#  separator  :string           not null
+#  created_at :datetime         not null
+#  updated_at :datetime         not null
+#
+require 'rails_helper'
+
+RSpec.describe CsvImport, type: :model do
+  pending "add some examples to (or delete) #{__FILE__}"
+end

spec/models/message_spec.rb

@@ -3,6 +3,8 @@
 # Table name: messages
 #
 #  id           :integer          not null, primary key
+#  author       :string
+#  display_time :string
 #  text         :string           not null
 #  time_seconds :integer          not null
 #  created_at   :datetime         not null

test/application_system_test_case.rb

@@ -1,5 +0,0 @@
-require "test_helper"
-
-class ApplicationSystemTestCase < ActionDispatch::SystemTestCase
-  driven_by :selenium, using: :headless_chrome, screen_size: [ 1400, 1400 ]
-end

test/controllers/completions_controller_test.rb

@@ -1,7 +0,0 @@
-require "test_helper"
-
-class CompletionsControllerTest < ActionDispatch::IntegrationTest
-  # test "the truth" do
-  #   assert true
-  # end
-end

test/controllers/contestants_controller_test.rb

@@ -1,7 +0,0 @@
-require "test_helper"
-
-class ContestantsControllerTest < ActionDispatch::IntegrationTest
-  # test "the truth" do
-  #   assert true
-  # end
-end

test/controllers/contests_controller_test.rb

@@ -1,4 +0,0 @@
-require "test_helper"
-
-class ContestsControllerTest < ActionDispatch::IntegrationTest
-end

test/controllers/puzzles_controller_test.rb

@@ -1,7 +0,0 @@
-require "test_helper"
-
-class PuzzlesControllerTest < ActionDispatch::IntegrationTest
-  # test "the truth" do
-  #   assert true
-  # end
-end

test/controllers/users_controller_test.rb

@@ -1,4 +0,0 @@
-require "test_helper"
-
-class UsersControllerTest < ActionDispatch::IntegrationTest
-end

test/fixtures/completions.yml

@@ -1,39 +0,0 @@
-# Read about fixtures at https://api.rubyonrails.org/classes/ActiveRecord/FixtureSet.html
-
-# == Schema Information
-#
-# Table name: completions
-#
-#  id                      :integer          not null, primary key
-#  display_relative_time   :string
-#  display_time_from_start :string
-#  time_seconds            :integer
-#  created_at              :datetime         not null
-#  updated_at              :datetime         not null
-#  contest_id              :integer          not null
-#  contestant_id           :integer          not null
-#  puzzle_id               :integer          not null
-#
-# Indexes
-#
-#  index_completions_on_contest_id     (contest_id)
-#  index_completions_on_contestant_id  (contestant_id)
-#  index_completions_on_puzzle_id      (puzzle_id)
-#
-# Foreign Keys
-#
-#  contest_id     (contest_id => contests.id)
-#  contestant_id  (contestant_id => contestants.id)
-#  puzzle_id      (puzzle_id => puzzles.id)
-#
-completion_one:
-  time_seconds: 1
-  contestant: team_one
-  puzzle: puzzle_one
-  contest: team_contest
-
-completion_two:
-  time_seconds: 2
-  contestant: solo_one
-  puzzle: puzzle_two
-  contest: solo_contest

test/fixtures/contestants.yml

@@ -1,33 +0,0 @@
-# Read about fixtures at https://api.rubyonrails.org/classes/ActiveRecord/FixtureSet.html
-
-# == Schema Information
-#
-# Table name: contestants
-#
-#  id           :integer          not null, primary key
-#  display_time :string
-#  email        :string
-#  name         :string
-#  created_at   :datetime         not null
-#  updated_at   :datetime         not null
-#  contest_id   :integer          not null
-#
-# Indexes
-#
-#  index_contestants_on_contest_id  (contest_id)
-#
-# Foreign Keys
-#
-#  contest_id  (contest_id => contests.id)
-#
-team_one:
-  name: Team one
-  contest: team_contest
-
-team_two:
-  name: Team two
-  contest: team_contest
-
-solo_one:
-  name: Solo one
-  contest: solo_contest

test/fixtures/contests.yml

@@ -1,36 +0,0 @@
-# Read about fixtures at https://api.rubyonrails.org/classes/ActiveRecord/FixtureSet.html
-
-# == Schema Information
-#
-# Table name: contests
-#
-#  id                 :integer          not null, primary key
-#  allow_registration :boolean          default(FALSE)
-#  name               :string
-#  slug               :string
-#  team               :boolean          default(FALSE)
-#  created_at         :datetime         not null
-#  updated_at         :datetime         not null
-#  user_id            :integer          not null
-#
-# Indexes
-#
-#  index_contests_on_slug     (slug) UNIQUE
-#  index_contests_on_user_id  (user_id)
-#
-# Foreign Keys
-#
-#  user_id  (user_id => users.id)
-#
-
-team_contest:
-  name: Team contest
-  user: user
-  slug: team-contest
-  team: true
-
-solo_contest:
-  name: Solo contest
-  user: user
-  slug: solo-contest
-  team: false

test/fixtures/puzzles.yml

@@ -1,30 +0,0 @@
-# Read about fixtures at https://api.rubyonrails.org/classes/ActiveRecord/FixtureSet.html
-
-# == Schema Information
-#
-# Table name: puzzles
-#
-#  id         :integer          not null, primary key
-#  brand      :string
-#  name       :string
-#  created_at :datetime         not null
-#  updated_at :datetime         not null
-#  contest_id :integer          not null
-#
-# Indexes
-#
-#  index_puzzles_on_contest_id  (contest_id)
-#
-# Foreign Keys
-#
-#  contest_id  (contest_id => contests.id)
-#
-puzzle_one:
-  name: Puzzle one
-  brand: Brand one
-  contest: team_contest
-
-puzzle_two:
-  name: Puzzle two
-  brand: Brand two
-  contest: solo_contest

test/fixtures/users.yml

@@ -1,31 +0,0 @@
-<% admin_password_digest = BCrypt::Password.create("admin") %>
-<% user_password_digest = BCrypt::Password.create("user") %>
-
-# == Schema Information
-#
-# Table name: users
-#
-#  id              :integer          not null, primary key
-#  admin           :boolean          default(FALSE), not null
-#  email_address   :string           not null
-#  lang            :string           default("en")
-#  password_digest :string           not null
-#  username        :string
-#  created_at      :datetime         not null
-#  updated_at      :datetime         not null
-#
-# Indexes
-#
-#  index_users_on_email_address  (email_address) UNIQUE
-#
-admin_user:
-  email_address: admin@admin.org
-  password_digest: <%= admin_password_digest %>
-  username: admin
-  admin: true
-
-user:
-  email_address: user@user.org
-  password_digest: <%= user_password_digest %>
-  username: user
-  admin: false

test/mailers/previews/passwords_mailer_preview.rb

@@ -1,7 +0,0 @@
-# Preview all emails at http://localhost:3000/rails/mailers/passwords_mailer
-class PasswordsMailerPreview < ActionMailer::Preview
-  # Preview this email at http://localhost:3000/rails/mailers/passwords_mailer/reset
-  def reset
-    PasswordsMailer.reset(User.take)
-  end
-end

test/models/completion_test.rb

@@ -1,33 +0,0 @@
-# == Schema Information
-#
-# Table name: completions
-#
-#  id                      :integer          not null, primary key
-#  display_relative_time   :string
-#  display_time_from_start :string
-#  time_seconds            :integer
-#  created_at              :datetime         not null
-#  updated_at              :datetime         not null
-#  contest_id              :integer          not null
-#  contestant_id           :integer          not null
-#  puzzle_id               :integer          not null
-#
-# Indexes
-#
-#  index_completions_on_contest_id     (contest_id)
-#  index_completions_on_contestant_id  (contestant_id)
-#  index_completions_on_puzzle_id      (puzzle_id)
-#
-# Foreign Keys
-#
-#  contest_id     (contest_id => contests.id)
-#  contestant_id  (contestant_id => contestants.id)
-#  puzzle_id      (puzzle_id => puzzles.id)
-#
-require "test_helper"
-
-class CompletionTest < ActiveSupport::TestCase
-  # test "the truth" do
-  #   assert true
-  # end
-end

test/models/contest_test.rb

@@ -1,29 +0,0 @@
-# == Schema Information
-#
-# Table name: contests
-#
-#  id                 :integer          not null, primary key
-#  allow_registration :boolean          default(FALSE)
-#  name               :string
-#  slug               :string
-#  team               :boolean          default(FALSE)
-#  created_at         :datetime         not null
-#  updated_at         :datetime         not null
-#  user_id            :integer          not null
-#
-# Indexes
-#
-#  index_contests_on_slug     (slug) UNIQUE
-#  index_contests_on_user_id  (user_id)
-#
-# Foreign Keys
-#
-#  user_id  (user_id => users.id)
-#
-require "test_helper"
-
-class ContestTest < ActiveSupport::TestCase
-  # test "the truth" do
-  #   assert true
-  # end
-end

test/models/contestant_test.rb

@@ -1,27 +0,0 @@
-# == Schema Information
-#
-# Table name: contestants
-#
-#  id           :integer          not null, primary key
-#  display_time :string
-#  email        :string
-#  name         :string
-#  created_at   :datetime         not null
-#  updated_at   :datetime         not null
-#  contest_id   :integer          not null
-#
-# Indexes
-#
-#  index_contestants_on_contest_id  (contest_id)
-#
-# Foreign Keys
-#
-#  contest_id  (contest_id => contests.id)
-#
-require "test_helper"
-
-class ContestantTest < ActiveSupport::TestCase
-  # test "the truth" do
-  #   assert true
-  # end
-end

test/models/user_test.rb

@@ -1,24 +0,0 @@
-# == Schema Information
-#
-# Table name: users
-#
-#  id              :integer          not null, primary key
-#  admin           :boolean          default(FALSE), not null
-#  email_address   :string           not null
-#  lang            :string           default("en")
-#  password_digest :string           not null
-#  username        :string
-#  created_at      :datetime         not null
-#  updated_at      :datetime         not null
-#
-# Indexes
-#
-#  index_users_on_email_address  (email_address) UNIQUE
-#
-require "test_helper"
-
-class UserTest < ActiveSupport::TestCase
-  test "the truth" do
-    assert true
-  end
-end

test/test_helper.rb

@@ -1,15 +0,0 @@
-ENV["RAILS_ENV"] ||= "test"
-require_relative "../config/environment"
-require "rails/test_help"
-
-module ActiveSupport
-  class TestCase
-    # Run tests in parallel with specified workers
-    parallelize(workers: :number_of_processors)
-
-    # Setup all fixtures in test/fixtures/*.yml for all tests in alphabetical order.
-    fixtures :all
-
-    # Add more helper methods to be used by all tests here...
-  end
-end