add relationships for booths

app/models/booth.rb

@@ -1,2 +1,7 @@
 class Booth < ActiveRecord::Base
+  belongs_to :conference
+  has_many :booth_requests
+  has_many :users, through: :booth_requests
+
+  validate :title, presence: true
 end

app/models/booth_request.rb

@@ -0,0 +1,4 @@
+class BoothRequest < ActiveRecord::Base
+  belongs_to :booth
+  belongs_to :user
+end

app/models/conference.rb

@@ -22,6 +22,7 @@ class Conference < ActiveRecord::Base
   has_many :supporters, through: :ticket_purchases, source: :user
   has_many :tickets, dependent: :destroy
   has_many :resources, dependent: :destroy
+  has_many :booths,  dependent: :destroy  
 
   has_many :lodgings, dependent: :destroy
   has_many :registrations, dependent: :destroy

app/models/user.rb

@@ -50,11 +50,13 @@ class User < ActiveRecord::Base
   has_many :votes, dependent: :destroy
   has_many :voted_events, through: :votes, source: :events
   has_many :subscriptions, dependent: :destroy
+  has_many :booth_requests
+  has_many :booths, through: :users_booths
   accepts_nested_attributes_for :roles
 
   scope :admin, -> { where(is_admin: true) }
   scope :active, -> { where(is_disabled: false) }
-
+  
   validates :email, presence: true
 
   validates :username,

db/migrate/20170530112510_create_booth_requests.rb

@@ -0,0 +1,11 @@
+class CreateBoothRequests < ActiveRecord::Migration
+  def change
+    create_table :booth_requests do |t|
+      t.references :booth, index: true, foreign_key: true
+      t.references :user, index: true, foreign_key: true
+      t.string :role
+
+      t.timestamps null: false
+    end
+  end
+end

db/schema.rb

@@ -11,7 +11,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 20170516190048) do
+ActiveRecord::Schema.define(version: 20170530112510) do
 
   create_table "ahoy_events", force: :cascade do |t|
     t.uuid     "visit_id",   limit: 16
@@ -31,6 +31,17 @@ ActiveRecord::Schema.define(version: 20170516190048) do
     t.datetime "updated_at"
   end
 
+  create_table "booth_requests", force: :cascade do |t|
+    t.integer  "booth_id"
+    t.integer  "user_id"
+    t.string   "role"
+    t.datetime "created_at", null: false
+    t.datetime "updated_at", null: false
+  end
+
+  add_index "booth_requests", ["booth_id"], name: "index_booth_requests_on_booth_id"
+  add_index "booth_requests", ["user_id"], name: "index_booth_requests_on_user_id"
+
   create_table "booths", force: :cascade do |t|
     t.string   "title"
     t.text     "description"

test/factories/booth_requests.rb

@@ -0,0 +1,7 @@
+FactoryGirl.define do
+  factory :booth_request do
+    booth nil
+    user nil
+    role "MyString"
+  end
+end

test/models/booth_request_test.rb

@@ -0,0 +1,7 @@
+require 'test_helper'
+
+class BoothRequestTest < ActiveSupport::TestCase
+  # test "the truth" do
+  #   assert true
+  # end
+end