Add method to update contestants through admin UI

app/controllers/users_controller.rb

@@ -1,4 +1,6 @@
 class UsersController < ApplicationController
+  include CompletionsConcern
+
   before_action :set_user, only: %i[ destroy edit show update ]
 
   def index
@@ -51,6 +53,26 @@ class UsersController < ApplicationController
     authorize @user
   end
 
+  def update_contestants
+    authorize :user
+
+    total = 0
+    updated = 0
+    Contestant.all.each do |contestant|
+      if contestant.completions.length > 0
+        total += 1
+        contestant.completions.each do |completion|
+          completion.save
+        end
+        if extend_completions!(contestant)
+          updated += 1
+        end
+      end
+    end
+
+    redirect_to users_path, notice: "Updated contestants: #{updated}/#{total}"
+  end
+
   private
 
   def set_user

app/models/completion.rb

@@ -68,7 +68,11 @@ class Completion < ApplicationRecord
         self.time_seconds = arr[0].to_i
       end
     else
+      if self.contest.duration_seconds.present?
         self.time_seconds = self.contest.duration_seconds
+      else
+        self.time_seconds = 2 * 3600
+      end
       self.display_time_from_start = display_time(self.time_seconds)
     end
   end

app/policies/user_policy.rb

@@ -26,4 +26,8 @@ class UserPolicy < ApplicationPolicy
   def destroy?
     user.admin?
   end
+
+  def update_contestants?
+    user.admin?
+  end
 end

app/views/users/index.html.slim

@@ -25,3 +25,4 @@ table.table.table-striped.table-hover
   .col
     a.btn.btn-primary href=new_user_path
       | New user
+    = button_to "Update contestants", "/update_contestants", method: :post, class: "mt-3 btn btn-success"

config/routes.rb

@@ -36,6 +36,8 @@ Rails.application.routes.draw do
   post "connect", to: "messages#connect"
   post "message", to: "messages#create"
 
+  post "update_contestants", to: "users#update_contestants"
+
   get "public/:id", to: "contests#scoreboard"
   get "public/:id/offline", to: "contests#offline_new"
   post "public/:id/offline", to: "contests#offline_create"