From 53daffe99f50aa7f0a1c729fee43353d19da2443 Mon Sep 17 00:00:00 2001
From: BlackPearl96 <van9665@gmail.com>
Date: Mon, 19 Aug 2019 09:15:54 +0700
Subject: [PATCH] edit room

---
 Gemfile                                       |  2 +
 Gemfile.lock                                  | 25 ++++++--
 app/assets/javascripts/manager/custom.js      | 17 +++++
 app/assets/stylesheets/manager/custom.scss    | 64 +++++++++++++++++++
 app/controllers/manager/rooms_controller.rb   | 36 +++++++++--
 app/models/room.rb                            |  4 +-
 app/models/room_image.rb                      |  8 +++
 app/uploaders/image_uploader.rb               | 49 ++++++++++++++
 app/views/manager/rooms/_form.html.slim       | 46 +++++++++++++
 app/views/manager/rooms/_image.html.slim      |  4 ++
 app/views/manager/rooms/_room.html.slim       | 10 +++
 app/views/manager/rooms/edit.html.slim        |  3 +
 app/views/manager/rooms/index.html.slim       |  8 +++
 app/views/manager/rooms/new.html.slim         | 35 +---------
 config/locales/en.yml                         | 25 +++++++-
 db/migrate/20190816042328_create_rooms.rb     |  2 +-
 .../20190823063416_create_room_images.rb      | 10 +++
 ...e_active_storage_tables.active_storage.rb} |  0
 db/schema.rb                                  | 32 +++++++++-
 19 files changed, 331 insertions(+), 49 deletions(-)
 create mode 100644 app/models/room_image.rb
 create mode 100644 app/uploaders/image_uploader.rb
 create mode 100644 app/views/manager/rooms/_form.html.slim
 create mode 100644 app/views/manager/rooms/_image.html.slim
 create mode 100644 app/views/manager/rooms/_room.html.slim
 create mode 100644 app/views/manager/rooms/edit.html.slim
 create mode 100644 app/views/manager/rooms/index.html.slim
 create mode 100644 db/migrate/20190823063416_create_room_images.rb
 rename db/migrate/{20190820001559_create_active_storage_tables.active_storage.rb => 20190828005029_create_active_storage_tables.active_storage.rb} (100%)

diff --git a/Gemfile b/Gemfile
index 5548d08..747325d 100644
--- a/Gemfile
+++ b/Gemfile
@@ -24,6 +24,8 @@ gem "bootstrap4-kaminari-views"
 gem "config", "~> 2.0"
 gem "cocoon"
 gem "figaro"
+gem "carrierwave", "~> 0.10.0"
+gem "mini_magick", "~> 4.3"
 
 group :development, :test do
   gem "byebug", platforms: %i[mri mingw x64_mingw]
diff --git a/Gemfile.lock b/Gemfile.lock
index 5cd758a..f9c23ce 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -46,7 +46,7 @@ GEM
       io-like (~> 0.3.0)
     arel (9.0.0)
     ast (2.4.0)
-    autoprefixer-rails (9.6.1)
+    autoprefixer-rails (9.6.1.1)
       execjs
     bcrypt (3.1.13)
     bindex (0.8.1)
@@ -61,6 +61,11 @@ GEM
       rails (>= 3.1)
     builder (3.2.3)
     byebug (11.0.1)
+    carrierwave (0.10.0)
+      activemodel (>= 3.2.0)
+      activesupport (>= 3.2.0)
+      json (>= 1.7)
+      mime-types (>= 1.16)
     childprocess (1.0.1)
       rake (< 13.0)
     chromedriver-helper (2.1.1)
@@ -83,10 +88,10 @@ GEM
     crass (1.0.4)
     database_cleaner (1.7.0)
     deep_merge (1.2.1)
-    devise (4.6.2)
+    devise (4.7.0)
       bcrypt (~> 3.0)
       orm_adapter (~> 0.1)
-      railties (>= 4.1.0, < 6.0)
+      railties (>= 4.1.0)
       responders
       warden (~> 1.2.3)
     diff-lcs (1.3)
@@ -141,6 +146,7 @@ GEM
       rails-dom-testing (>= 1, < 3)
       railties (>= 4.2.0)
       thor (>= 0.14, < 2.0)
+    json (2.2.0)
     kaminari (1.1.1)
       activesupport (>= 4.1.0)
       kaminari-actionview (= 1.1.1)
@@ -165,7 +171,11 @@ GEM
     marcel (0.3.3)
       mimemagic (~> 0.3.2)
     method_source (0.9.2)
+    mime-types (3.2.2)
+      mime-types-data (~> 3.2015)
+    mime-types-data (3.2019.0331)
     mimemagic (0.3.3)
+    mini_magick (4.9.5)
     mini_mime (1.0.2)
     mini_portile2 (2.4.0)
     minitest (5.11.3)
@@ -252,15 +262,14 @@ GEM
     sass-listen (4.0.0)
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
-    sass-rails (5.0.7)
-      railties (>= 4.0.0, < 6)
+    sass-rails (5.1.0)
+      railties (>= 5.2.0)
       sass (~> 3.1)
       sprockets (>= 2.8, < 4.0)
       sprockets-rails (>= 2.0, < 4.0)
       tilt (>= 1.1, < 3)
-    sassc (2.0.1)
+    sassc (2.1.0-x86_64-linux)
       ffi (~> 1.9)
-      rake
     sassc-rails (2.1.2)
       railties (>= 4.0.0)
       sassc (>= 2.0)
@@ -320,6 +329,7 @@ DEPENDENCIES
   bootstrap (~> 4.3.1)
   bootstrap4-kaminari-views
   byebug
+  carrierwave (~> 0.10.0)
   chromedriver-helper
   cocoon
   coffee-rails (~> 4.2)
@@ -333,6 +343,7 @@ DEPENDENCIES
   jquery-rails
   kaminari (~> 1.1, >= 1.1.1)
   listen (>= 3.0.5, < 3.2)
+  mini_magick (~> 4.3)
   mysql2 (>= 0.4.4, < 0.6.0)
   pry-rails
   puma (~> 3.11)
diff --git a/app/assets/javascripts/manager/custom.js b/app/assets/javascripts/manager/custom.js
index ddf7354..80f5df8 100644
--- a/app/assets/javascripts/manager/custom.js
+++ b/app/assets/javascripts/manager/custom.js
@@ -9,6 +9,20 @@ function readURL(f, previewId) {
   }
 }
 
+function previewImages() {
+
+  var $preview = $('#preview').empty();
+  if (this.files) $.each(this.files, readAndPreview);
+
+  function readAndPreview(i, file) {
+    var reader = new FileReader();
+    $(reader).on("load", function() {
+      $preview.append($("<img/>", {src:this.result, height:150, width:150}));
+    });
+    reader.readAsDataURL(file);
+  }
+}
+
 $(document).ready(function(){
   $('#admin_table').DataTable({
     scrollY: 500,
@@ -76,4 +90,7 @@ $(document).ready(function(){
   });
 
   $('[data-toggle="tooltip"]').tooltip();
+
+  $('.preview-image').on("change", previewImages);
 });
+
diff --git a/app/assets/stylesheets/manager/custom.scss b/app/assets/stylesheets/manager/custom.scss
index 22dacc6..3d7a26e 100644
--- a/app/assets/stylesheets/manager/custom.scss
+++ b/app/assets/stylesheets/manager/custom.scss
@@ -1,6 +1,7 @@
 footer.sticky-footer {
   padding: 2rem 0;
   flex-shrink: 0;
+  float: left;
   .copyright {
     line-height: 1;
     font-size: 0.8rem;
@@ -112,6 +113,7 @@ body.sidebar-toggled {
 
 .create-room{
   margin: 30px 0;
+  width: 135px;
 }
 
 /* Style the sidenav links and the dropdown button */
@@ -344,3 +346,65 @@ a.account:hover {
   color: darkslategrey;
   text-decoration: none !important;
 }
+
+.image-detail{
+  width: 400px;
+  border-radius: 4%;
+  height: 300px;
+  padding: 10px;
+}
+
+td.action{
+  padding: 0;
+}
+
+.action{
+  padding: 0 10px 0 10px;
+  margin: 0 10px 0 10px;
+}
+
+.nested-image{
+  float: left;
+  margin: 10px 0px;
+}
+
+.nested-image:before {
+  content: 'x';
+  color: #000000c4;
+  font-weight: 600;
+  font-family: Arial, sans-serif;
+  font-size: 28px;
+}
+
+.nested-add-image{
+  margin: 10px 0px;
+}
+
+.show-image{
+  width: 100%;
+  float: left;
+}
+
+.thumb-image{
+  float: left;
+  padding: 0 20px 25px 0;
+}
+
+.links{
+  width: 100%;
+  float: left;
+}
+
+.submit{
+  width: 100%;
+  float: left;
+}
+
+.nested-image.btn.remove_fields.existing {
+  margin: -19px -50px 0;
+}
+
+.preview-image{
+  width: 200px;
+  float: left;
+}
diff --git a/app/controllers/manager/rooms_controller.rb b/app/controllers/manager/rooms_controller.rb
index 623ee46..02799b8 100644
--- a/app/controllers/manager/rooms_controller.rb
+++ b/app/controllers/manager/rooms_controller.rb
@@ -2,8 +2,15 @@
 
 module Manager
   class RoomsController < BaseController
+    before_action :load_room, only: %i[edit update]
+
+    def index
+      @rooms = Room.sort_by_name
+    end
+
     def new
-      @room = current_admin.rooms.build
+      @room = Room.new
+      @room.room_images.build
     end
 
     def edit; end
@@ -11,9 +18,19 @@ def edit; end
     def create
       @room = current_admin.rooms.build room_params
       if @room.save
-        redirect_to manager_root_path, flash: { success: t(".create_room") }
+        upload_images
+        redirect_to manager_room_path(@room), success: t(".create_room")
+      else
+        render :new, danger: t(".can't_create")
+      end
+    end
+
+    def update
+      if @room.update room_params
+        upload_images if params[:room_images]
+        redirect_to manager_room_path(@room), success: t(".update_success")
       else
-        render :new, flash: { danger: t(".can't_create") }
+        render :edit, danger: t(".update_fail")
       end
     end
 
@@ -22,7 +39,18 @@ def create
     def room_params
       params.require(:room).permit :name, :address, :rate_point, :description,
                                    :guest, :type_room, :acreage, :bed_room,
-                                   :bath_room, :images, :location_id
+                                   :bath_room, :location_id,
+                                   room_images_attributes: %i[id room_id image _destroy]
+    end
+
+    def load_room
+      @room = Room.find params[:id]
+    end
+
+    def upload_images
+      params[:room_images]["image"].each do |a|
+        @room_images = @room.room_images.create!(image: a)
+      end
     end
   end
 end
diff --git a/app/models/room.rb b/app/models/room.rb
index 6fed287..6cf6b39 100644
--- a/app/models/room.rb
+++ b/app/models/room.rb
@@ -1,9 +1,9 @@
 # frozen_string_literal: true
 
 class Room < ApplicationRecord
-  has_many_attached :images
   belongs_to :location
   belongs_to :user
+  has_many :room_images
 
   validates :name, presence: true, length: { maximum: 50 }
   validates :address, presence: true
@@ -13,4 +13,6 @@ class Room < ApplicationRecord
   validates :type_room, presence: true
 
   enum type_room: { private_room: 0, entire: 1 }
+
+  accepts_nested_attributes_for :room_images, allow_destroy: true
 end
diff --git a/app/models/room_image.rb b/app/models/room_image.rb
new file mode 100644
index 0000000..5b94d99
--- /dev/null
+++ b/app/models/room_image.rb
@@ -0,0 +1,8 @@
+# frozen_string_literal: true
+
+class RoomImage < ApplicationRecord
+  belongs_to :room
+  mount_uploader :image, ImageUploader
+
+  validates :image, presence: true
+end
diff --git a/app/uploaders/image_uploader.rb b/app/uploaders/image_uploader.rb
new file mode 100644
index 0000000..fa5470b
--- /dev/null
+++ b/app/uploaders/image_uploader.rb
@@ -0,0 +1,49 @@
+# frozen_string_literal: true
+
+class ImageUploader < CarrierWave::Uploader::Base
+  # Include RMagick or MiniMagick support:
+  # include CarrierWave::RMagick
+  include CarrierWave::MiniMagick
+
+  # Choose what kind of storage to use for this uploader:
+  storage :file
+  # storage :fog
+
+  # Override the directory where uploaded files will be stored.
+  # This is a sensible default for uploaders that are meant to be mounted:
+  def store_dir
+    "uploads/#{model.class.to_s.underscore}/#{mounted_as}/#{model.id}"
+  end
+
+  # Provide a default URL as a default if there hasn't been a file uploaded:
+  # def default_url
+  #   # For Rails 3.1+ asset pipeline compatibility:
+  #   # ActionController::Base.helpers.asset_path("fallback/" + [version_name, "default.png"].compact.join('_'))
+  #
+  #   "/images/fallback/" + [version_name, "default.png"].compact.join('_')
+  # end
+
+  # Process files as they are uploaded:
+  # process :scale => [200, 300]
+  #
+  # def scale(width, height)
+  #   # do something
+  # end
+
+  # Create different versions of your uploaded files:
+  version :thumb do
+    process resize_to_fit: [150, 150]
+  end
+
+  # Add a white list of extensions which are allowed to be uploaded.
+  # For images you might use something like this:
+  def extension_white_list
+    %w[jpg jpeg gif png]
+  end
+
+  # Override the filename of the uploaded files:
+  # Avoid using model.id or version_name here, see uploader/store.rb for details.
+  # def filename
+  #   "something.jpg" if original_filename
+  # end
+end
diff --git a/app/views/manager/rooms/_form.html.slim b/app/views/manager/rooms/_form.html.slim
new file mode 100644
index 0000000..46c8539
--- /dev/null
+++ b/app/views/manager/rooms/_form.html.slim
@@ -0,0 +1,46 @@
+= form_for [:manager, @room] do |f|
+  = render "shared/manager/error_messages", object: @room
+
+  = f.label :name, class: "col-form-label"
+  = f.text_field :name, class: "form-control", required: true
+
+  = f.label :locations, class: "col-form-label"
+  = f.select :location_id, options_for_select(build_location_for_rooms,
+    selected: f.object.location_id), {include_blank: t("please_choose_one")},
+    {class: "form-control", required: true}
+
+  = f.label :type_room, class: "col-form-label"
+  = f.select :type_room, options_for_select(select_of_types,
+    selected: f.object.type_room), {include_blank: t("please_choose_one")},
+    {class: "form-control", required: true}
+
+  = f.label :address, class: "col-form-label"
+  = f.text_field :address, class: "form-control", required: true
+
+  = f.label :guest, class: "col-form-label"
+  = f.number_field :guest, class: "form-control", required: true
+
+  = f.label :acreage, class: "col-form-label"
+  = f.text_field :acreage, class: "form-control", required: true
+
+  = f.label :bed_room, class: "col-form-label"
+  = f.number_field :bed_room, class: "form-control", required: true
+
+  = f.label :bath_room, class: "col-form-label"
+  = f.number_field :bath_room, class: "form-control", required: true
+
+  = f.label :description, class: "col-form-label"
+  = f.text_area :description, class: "form-control", required: true
+
+  = f.label :image, class: "col-form-label"
+  .show-image
+    = f.fields_for :room_images do |builder|
+      .nested-fields
+        - if builder.object.image?
+          = image_tag builder.object.image.thumb.url, class: "thumb-image"
+          = link_to_remove_association "", builder, class: "nested-image btn"
+    = f.file_field :image, multiple: true, name: "room_images[image][]",
+      class: "form-control preview-image", presence: true
+    #preview
+  .submit
+    = f.submit yield(:button_title), class: "create-room btn btn-outline-primary"
diff --git a/app/views/manager/rooms/_image.html.slim b/app/views/manager/rooms/_image.html.slim
new file mode 100644
index 0000000..de55f83
--- /dev/null
+++ b/app/views/manager/rooms/_image.html.slim
@@ -0,0 +1,4 @@
+.nested-fields
+  = f.file_field :image, multiple: true, name: "room_images[image][]",
+    class: "form-control preview-image", presence: true
+  = link_to_remove_association "remove", f, class: "btn btn-danger"
diff --git a/app/views/manager/rooms/_room.html.slim b/app/views/manager/rooms/_room.html.slim
new file mode 100644
index 0000000..a96c287
--- /dev/null
+++ b/app/views/manager/rooms/_room.html.slim
@@ -0,0 +1,10 @@
+tr
+  td
+    = room.name
+  td
+    = room.location.name
+  td
+    = room.type_room
+  td.action
+    = link_to t(".edit"), edit_manager_room_path(room),
+      class: "action btn btn-outline-info"
diff --git a/app/views/manager/rooms/edit.html.slim b/app/views/manager/rooms/edit.html.slim
new file mode 100644
index 0000000..9c4c96a
--- /dev/null
+++ b/app/views/manager/rooms/edit.html.slim
@@ -0,0 +1,3 @@
+- provide(:button_title, t(".save"))
+h1 = t(".edit_room")
+= render "form"
diff --git a/app/views/manager/rooms/index.html.slim b/app/views/manager/rooms/index.html.slim
new file mode 100644
index 0000000..21ca924
--- /dev/null
+++ b/app/views/manager/rooms/index.html.slim
@@ -0,0 +1,8 @@
+table#room_table.table.table-hover.table-striped
+  thead
+    th Name
+    th Location
+    th Type Room
+    th Action
+  tbody
+    = render @rooms
diff --git a/app/views/manager/rooms/new.html.slim b/app/views/manager/rooms/new.html.slim
index 96181b8..84be124 100644
--- a/app/views/manager/rooms/new.html.slim
+++ b/app/views/manager/rooms/new.html.slim
@@ -1,34 +1,3 @@
+- provide(:button_title,t(".create_room") )
 h1 = t(".create_room")
-= form_for [:manager, @room] do |f|
-  = render "shared/manager/error_messages", object: @room
-
-  = f.label :name, class: "col-form-label"
-  = f.text_field :name, class: "form-control", required: true
-
-  = f.label :locations, class: "col-form-label"
-  = f.select :location_id, options_for_select(build_location_for_rooms), {include_blank: t("please_choose_one")},
-    {class: "form-control", required: true}
-
-  = f.label :address, class: "col-form-label"
-  = f.text_field :address, class: "form-control", required: true
-
-  = f.label :guest, class: "col-form-label"
-  = f.number_field :guest, class: "form-control", required: true
-
-  = f.label :acreage, class: "col-form-label"
-  = f.text_field :acreage, class: "form-control", required: true
-
-  = f.label :bed_room, class: "col-form-label"
-  = f.number_field :bed_room, class: "form-control", required: true
-
-  = f.label :bath_room, class: "col-form-label"
-  = f.number_field :bath_room, class: "form-control", required: true
-
-  = f.label :description, class: "col-form-label"
-  = f.text_area :description, class: "form-control", required: true
-
-  = f.label :type_room, class: "col-form-label"
-  = f.select :type_room, options_for_select(select_of_types),
-    {include_blank: t("please_choose_one")}, {class: "form-control", required: true}
-
-  = f.submit t(".create_room"), class: "create-room btn btn-outline-primary"
+= render "form"
diff --git a/config/locales/en.yml b/config/locales/en.yml
index adb806a..69b68ee 100644
--- a/config/locales/en.yml
+++ b/config/locales/en.yml
@@ -1,5 +1,7 @@
 en:
   please_choose_one: please choose one
+  sure: "Are you sure?"
+
   layouts:
     manager:
       title: "Booking Homestays"
@@ -12,11 +14,32 @@ en:
         create: "Create failed!"
   manager:
     rooms:
-      create_room: "Thanks you to create room"
+      create_room: "Thank you to create room"
       can't_create: "can not create room"
       don't_have_location: "Don't have location, Please Create Location"
+      update_success: Update Success!
+      update_fail: Update Failed
+      deleted_success: Deleted success
       new:
         create_room: Create Room
+      edit:
+        edit_room: Edit Rooms
+        save: Save
+      room:
+        edit: "Edit"
+        delete: "Delete"
+      show:
+        description: Description
+        room: Rooms
+        utility: Utilities
+        image: Images
+        guest: Guest
+        bed_room: Bed Rooms
+        bath_room: Bath Rooms
+        acreage: Acreage
+        address: Address
+        type_room: Type Rooms
+
   shared:
     manager:
       left_menu:
diff --git a/db/migrate/20190816042328_create_rooms.rb b/db/migrate/20190816042328_create_rooms.rb
index b58c74b..b45f057 100644
--- a/db/migrate/20190816042328_create_rooms.rb
+++ b/db/migrate/20190816042328_create_rooms.rb
@@ -6,7 +6,7 @@ def change
       t.string :name
       t.string :address
       t.decimal :rate_point
-      t.string :description
+      t.text :description
       t.integer :guest
       t.integer :type_room, default: 0
       t.decimal :acreage
diff --git a/db/migrate/20190823063416_create_room_images.rb b/db/migrate/20190823063416_create_room_images.rb
new file mode 100644
index 0000000..e0aea18
--- /dev/null
+++ b/db/migrate/20190823063416_create_room_images.rb
@@ -0,0 +1,10 @@
+class CreateRoomImages < ActiveRecord::Migration[5.2]
+  def change
+    create_table :room_images do |t|
+      t.references :room
+      t.string :image
+
+      t.timestamps
+    end
+  end
+end
diff --git a/db/migrate/20190820001559_create_active_storage_tables.active_storage.rb b/db/migrate/20190828005029_create_active_storage_tables.active_storage.rb
similarity index 100%
rename from db/migrate/20190820001559_create_active_storage_tables.active_storage.rb
rename to db/migrate/20190828005029_create_active_storage_tables.active_storage.rb
diff --git a/db/schema.rb b/db/schema.rb
index 48dd5d1..ad42e61 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 2019_08_21_084727) do
+ActiveRecord::Schema.define(version: 2019_08_28_005029) do
 
   create_table "active_storage_attachments", options: "ENGINE=InnoDB DEFAULT CHARSET=utf8", force: :cascade do |t|
     t.string "name", null: false
@@ -71,10 +71,29 @@
   end
 
   create_table "prices", options: "ENGINE=InnoDB DEFAULT CHARSET=utf8", force: :cascade do |t|
+    t.bigint "room_id"
     t.decimal "cost", precision: 8, scale: 2
     t.decimal "cleaning_fee", precision: 8, scale: 2, default: "0.0"
     t.datetime "created_at", null: false
     t.datetime "updated_at", null: false
+    t.index ["room_id"], name: "index_prices_on_room_id"
+  end
+
+  create_table "room_images", options: "ENGINE=InnoDB DEFAULT CHARSET=utf8", force: :cascade do |t|
+    t.bigint "room_id"
+    t.string "image"
+    t.datetime "created_at", null: false
+    t.datetime "updated_at", null: false
+    t.index ["room_id"], name: "index_room_images_on_room_id"
+  end
+
+  create_table "room_utilities", options: "ENGINE=InnoDB DEFAULT CHARSET=utf8", force: :cascade do |t|
+    t.bigint "room_id"
+    t.bigint "utility_id"
+    t.datetime "created_at", null: false
+    t.datetime "updated_at", null: false
+    t.index ["room_id"], name: "index_room_utilities_on_room_id"
+    t.index ["utility_id"], name: "index_room_utilities_on_utility_id"
   end
 
   create_table "rooms", options: "ENGINE=InnoDB DEFAULT CHARSET=utf8", force: :cascade do |t|
@@ -83,7 +102,7 @@
     t.string "name"
     t.string "address"
     t.decimal "rate_point", precision: 10
-    t.string "description"
+    t.text "description"
     t.integer "guest"
     t.integer "type_room", default: 0
     t.decimal "acreage", precision: 10
@@ -111,6 +130,12 @@
     t.index ["reset_password_token"], name: "index_users_on_reset_password_token", unique: true
   end
 
+  create_table "utilities", options: "ENGINE=InnoDB DEFAULT CHARSET=utf8", force: :cascade do |t|
+    t.string "name"
+    t.datetime "created_at", null: false
+    t.datetime "updated_at", null: false
+  end
+
   create_table "vouchers", options: "ENGINE=InnoDB DEFAULT CHARSET=utf8", force: :cascade do |t|
     t.string "code"
     t.decimal "sale", precision: 10
@@ -122,6 +147,9 @@
   add_foreign_key "active_storage_attachments", "active_storage_blobs", column: "blob_id"
   add_foreign_key "addresses", "areas"
   add_foreign_key "areas", "locations"
+  add_foreign_key "prices", "rooms"
+  add_foreign_key "room_utilities", "rooms"
+  add_foreign_key "room_utilities", "utilities"
   add_foreign_key "rooms", "locations"
   add_foreign_key "rooms", "users"
 end