Some improvements

app/controllers/contestants_controller.rb

@@ -4,7 +4,7 @@ class ContestantsController < ApplicationController
   before_action :set_completions, only: %i[edit update ]
 
   def edit
-    @title = "Edit contestant"
+    @title = "Contestant"
   end
 
   def new
@@ -27,7 +27,7 @@ class ContestantsController < ApplicationController
     if @contestant.update(contestant_params)
       redirect_to @contest
     else
-      @title = "Edit contestant"
+      @title = "Contestant"
       render :edit, status: :unprocessable_entity
     end
   end
@@ -47,8 +47,32 @@ class ContestantsController < ApplicationController
     @contestant = Contestant.find(params[:id])
   end
 
+  def pad(n)
+    if n > 9
+      return n.to_s
+    end
+    "0" + n.to_s
+  end
+
+  def display_time(seconds)
+    if seconds > 3600
+      hours = seconds / 3600
+      return hours.to_s + ":" + display_time(seconds % 3600)
+    elsif seconds > 60
+      minutes = seconds / 60
+      return pad(minutes) + ":" + display_time(seconds % 60)
+    end
+    pad(seconds)
+  end
+
   def set_completions
-    @completions = @contestant.completions
+    @completions = @contestant.completions.order(:time_seconds)
+    current_time_from_start = 0
+    @completions.each do |completion|
+      completion.display_time_from_start = display_time(completion.time_seconds)
+      completion.display_relative_time = display_time(completion.time_seconds - current_time_from_start)
+      current_time_from_start += completion.time_seconds
+    end
   end
 
   def contestant_params

app/controllers/contests_controller.rb

@@ -8,8 +8,8 @@ class ContestsController < ApplicationController
 
   def show
     @title = @contest.name
-    @contestants = @contest.contestants
-    @puzzles = @contest.puzzles
+    @contestants = @contest.contestants.order(:name)
+    @puzzles = @contest.puzzles.order(:id)
     set_badges
   end
 

app/models/completion.rb

@@ -3,5 +3,7 @@ class Completion < ApplicationRecord
   belongs_to :contestant
   belongs_to :puzzle
 
+  attr_accessor :display_time_from_start, :display_relative_time
+
   validates :time_seconds, presence: true
 end

app/views/contestants/_form.html.slim

@@ -29,15 +29,22 @@
       tr
         th scope="col"
           | Time since start
+        th scope="col"
+          | Relative time
         th scope="col"
           | Puzzle
     tbody
       - @completions.each do |completion|
         tr scope="row"
           td
-            = link_to completion.time_seconds, edit_contest_completion_path(@contest, completion, contestant.id)
+            = completion.display_time_from_start 
           td
-            = completion.puzzle.name
+            = completion.display_relative_time
+          td
+            | #{completion.puzzle.name} - #{completion.puzzle.brand}
+          td
+            a.btn.btn-sm.btn-secondary href=edit_contest_completion_path(@contest, completion, contestant.id)
+              | Edit
   .row
     .col
       a.btn.btn-primary href=new_contest_completion_path(@contest, contestant_id: contestant.id)

app/views/contests/_form.html.slim

@@ -10,13 +10,13 @@
         = form.check_box :team, class: "form-check-input"
         = form.label :team
           | Team contest
-        .form-text For registration and UI display purposes
+        .form-text For UI display purposes mainly
   .row.mb-3
     .col
       .form-check.form-switch
         = form.check_box :allow_registration, class: "form-check-input"
         = form.label :allow_registration
-        .form-text Generates a registration form for this contest
+        .form-text Generates a shareable registration form for this contest
   .row
     .col
       = form.submit submit_text, class: "btn btn-primary"

app/views/contests/show.html.slim

@@ -11,7 +11,7 @@
         | Edit contest
 
 .row.mb-4
-  .col-8
+  .col-6
     .row
       .col
         h4
@@ -33,7 +33,7 @@
       .col
         a.btn.btn-primary href=new_contest_puzzle_path(@contest)
           | Add puzzle
-  .col-4
+  .col-6
     .row
       .col
         h4
@@ -49,10 +49,15 @@
         - @contestants.each do |contestant|
           tr scope="row"
             td
-              = link_to contestant.name, edit_contest_contestant_path(@contest, contestant)
+              = contestant.name
             td
               = contestant.completions.length
-    .row
+            td
+              a.btn.btn-sm.btn-secondary href=edit_contest_contestant_path(@contest, contestant)
+                | Open
+              a.btn.btn-sm.btn-secondary.ms-2 href=new_contest_completion_path(@contest, contestant_id: contestant.id)
+                | Add completion
+    .row.mt-4
       .col
         a.btn.btn-primary href=new_contest_contestant_path(@contest)
           | Add contestant