Offline participation: implement completed puzzle methods

app/controllers/contests_controller.rb

@@ -1,7 +1,7 @@
 class ContestsController < ApplicationController
   before_action :set_contest, only: %i[ destroy edit show update ]
-  before_action :offline_setup, only: %i[ offline_new offline_create ]
-  skip_before_action :require_authentication, only: %i[ scoreboard offline_new offline_create ]
+  before_action :offline_setup, only: %i[ offline_new offline_create offline_edit offline_update offline_completed ]
+  skip_before_action :require_authentication, only: %i[ scoreboard offline_new offline_create offline_edit offline_update offline_completed ]
 
   def index
     authorize :contest
@@ -111,12 +111,47 @@ class ContestsController < ApplicationController
     @offline.contest = @contest
     @offline.start_time = Time.now()
     if @offline.save
-      redirect_to "/public/#{@contest.friendly_id}/offline/test"
+      redirect_to "/public/#{@contest.friendly_id}/offline/#{@offline.generate_token_for(:token)}"
     else
       render :offline_new, status: :unprocessable_entity
     end
   end
 
+  def offline_edit
+    authorize @contest
+
+    @offline = Offline.find_by_token_for(:token, params[:token])
+    if !@offline
+      not_found and return
+    end
+  end
+
+  def offline_update
+    authorize @contest
+
+    @offline = Offline.find_by_token_for(:token, params[:token])
+    if !@offline
+      not_found and return
+    end
+
+    @offline.completed = true
+    @offline.images.attach(params[:offline][:end_image])
+    if @offline.save
+      redirect_to "/public/#{@contest.friendly_id}/offline/#{@offline.generate_token_for(:token)}/completed"
+    else
+      render :offline_edit, status: :unprocessable_entity
+    end
+  end
+
+  def offline_completed
+    authorize @contest
+
+    @offline = Offline.find_by_token_for(:token, params[:token])
+    if !@offline
+      not_found and return
+    end
+  end
+
   private
 
   def offline_setup
@@ -150,6 +185,10 @@ class ContestsController < ApplicationController
   end
 
   def offline_start_params
-    params.expect(offline: [ :name, :start_image ])
+    params.expect(offline: [ :name, :images ])
+  end
+
+  def offline_end_params
+    params.expect(offline: [ :completed, :end_image ])
   end
 end