Create model for organizers

db/schema.rb

@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema[7.2].define(version: 2025_03_22_172051) do
+ActiveRecord::Schema[7.2].define(version: 2025_03_28_010547) do
   create_table "candidates", force: :cascade do |t|
     t.integer "vote_id"
     t.string "name"
@@ -20,6 +20,13 @@ ActiveRecord::Schema[7.2].define(version: 2025_03_22_172051) do
     t.index ["vote_id"], name: "index_candidates_on_vote_id"
   end
 
+  create_table "organizers", force: :cascade do |t|
+    t.integer "vote_id"
+    t.integer "user_id"
+    t.index ["user_id"], name: "index_organizers_on_user_id"
+    t.index ["vote_id"], name: "index_organizers_on_vote_id"
+  end
+
   create_table "ratings", force: :cascade do |t|
     t.integer "user_id"
     t.integer "candidate_id"

views/votes_show.erb

@@ -2,10 +2,26 @@
 
 <p><%= @vote.description %></p>
 
-<p>Hello, <%= current_user.email %>.</p>
+<h2>Organizers</h2>
+
+<ul>
+  <% @vote.organizers.each do |organizer| %>
+  <li><%= organizer.user.email %></li>
+  <% end %>
+</ul>
+
+<form action="/votes/<%= @vote.secure_id %>/organizers" method="post">
+  <p>
+    <label for="email">Email</label>
+    <input type="text" name="email">
+  </p>
+  <button type="submit">Add new organizer</button>
+</form>
 
 <h2>Your ratings</h2>
 
+<p>Hello, <%= current_user.email %>.</p>
+
 <form action="/votes/<%= @vote.secure_id %>/ratings" method="post">
 <ul>
 <% @vote.candidates.each do |candidate| %>

vote.rb

@@ -8,6 +8,8 @@ require_relative 'mj'
 class Vote < ActiveRecord::Base
   has_many :candidates
   has_many :ratings
+  has_many :organizers
+  has_many :users, through: :organizers
 end
 
 class Candidate < ActiveRecord::Base
@@ -22,6 +24,15 @@ end
 
 class User < ActiveRecord::Base
   has_many :ratings
+  has_many :organizers
+  has_many :votes, through: :organizers
+end
+
+class Organizer < ActiveRecord::Base
+  belongs_to :vote
+  belongs_to :user
+  validates :vote_id, uniqueness: { scope: :user_id }
+  validates :user_id, uniqueness: { scope: :vote_id }
 end
 
 class Rating < ActiveRecord::Base
@@ -114,6 +125,14 @@ post '/votes/:id/ratings' do
   redirect '/votes/' + vote.secure_id
 end
 
+post '/votes/:id/organizers' do
+  redirect '/login' unless current_user
+  vote = Vote.find_by(secure_id: params[:id])
+  user = User.find_by(email: params[:email])
+  vote.users << user
+  redirect '/votes/' + vote.secure_id
+end
+
 helpers do
   def current_user
     if session[:user_id]