Rework of completion forms

app/controllers/completions_controller.rb

@@ -14,7 +14,6 @@ class CompletionsController < ApplicationController
     authorize @contest
 
     @completion = Completion.new
-    @completion.completed = true
     if params[:contestant_id]
       @completion.contestant_id = params[:contestant_id]
     end
@@ -25,6 +24,8 @@ class CompletionsController < ApplicationController
 
     @completion = Completion.new(completion_params)
     @completion.contest = @contest
+    process_completion
+
     if @completion.save
       extend_completions!(@completion.contestant)
       if @contestant && !params[:completion].key?(:message_id)
@@ -44,7 +45,10 @@ class CompletionsController < ApplicationController
     authorize @contest
 
     @completion.contestant_id = params[:contestant_id] if params[:contestant_id]
-    if @completion.update(completion_params)
+    @completion.update(completion_params)
+    process_completion
+
+    if @completion.update({})
       extend_completions!(@completion.contestant)
       if @contestant
         redirect_to edit_contest_contestant_path(@contest, @contestant), notice: t("completions.edit.notice")
@@ -59,7 +63,9 @@ class CompletionsController < ApplicationController
   def destroy
     authorize @contest
 
+    contestant = @completion.contestant
     @completion.destroy
+    extend_completions!(contestant)
     if params[:contestant_id]
       redirect_to contest_contestant_path(@contest, params[:contestant_id]), notice: t("completions.destroy.notice")
     else