fix review 20200407 1

app/controllers/cities_controller.rb

 class CitiesController < ApplicationController
   def index
-    @top_cities_vn = City.top_city_by_job
-    @top_cities_nn = City.top_city_by_job_nn
-    @all_cities_vn = City.all_city_by_job
-    @all_cities_nn = City.all_city_by_job_nn
+    @top_cities_vn = City.top_cities_by_job
+    @top_cities_nn = City.top_cities_by_job_nn
+    @all_cities_vn = City.all_cities_by_job
+    @all_cities_nn = City.all_cities_by_job_nn
   end
 end

app/controllers/industries_controller.rb

 class IndustriesController < ApplicationController
   def index
-    @all_industry = Industry.all_industry_by_job
+    @all_industry = Industry.all_industries_by_job
   end
 end

app/models/city.rb

@@ -3,19 +3,19 @@ class City < ApplicationRecord
    has_many :jobs
    validates_presence_of :city_name
    
-   def self.top_city_by_job
+   def self.top_cities_by_job
      City.joins(:jobs).select('cities.*, COUNT(jobs.id) as job_count').group('jobs.city_id').order(:job_count).reverse_order.first(9)
    end	
    
-   def self.top_city_by_job_nn
-   	City.joins(:jobs).where("cities.area_id = 2").select('cities.*, COUNT(jobs.id) as job_count').group('jobs.city_id').order(:job_count).reverse_order.first(9)
+   def self.top_cities_by_job_nn
+   	 City.joins(:jobs).where("cities.area_id = 2").select('cities.*, COUNT(jobs.id) as job_count').group('jobs.city_id').order(:job_count).reverse_order.first(9)
    end
    
-   def self.all_city_by_job
+   def self.all_cities_by_job
 	 City.joins(:jobs).select('cities.*, COUNT(jobs.id) as job_count').group('jobs.city_id').order(:job_count).reverse_order
    end
    
-   def self.all_city_by_job_nn
+   def self.all_cities_by_job_nn
      City.joins(:jobs).where("cities.area_id = 2").select('cities.*, COUNT(jobs.id) as job_count').group('jobs.city_id').order(:job_count).reverse_order
    end
    

app/models/industry.rb

@@ -2,6 +2,12 @@ class Industry < ApplicationRecord
    has_many :industry_jobs
    has_many :jobs
    validates_presence_of :industry_name
-   scope :top_industry_by_job, ->{joins(:jobs).select('industries.*, COUNT(jobs.id) as job_count').group('jobs.industry_id').order(:job_count).last(9)}
-   scope :all_industry_by_job, ->{joins(:jobs).select('industries.*, COUNT(jobs.id) as job_count').group('jobs.industry_id').order(:job_count).reverse_order}
+
+   def self.top_industries_by_job
+     Industry.joins(:jobs).select('industries.*, COUNT(jobs.id) as job_count').group('jobs.industry_id').order(:job_count).last(9)
+   end	
+
+   def self.all_industries_by_job
+     Industry.joins(:jobs).select('industries.*, COUNT(jobs.id) as job_count').group('jobs.industry_id').order(:job_count).reverse_order
+   end	
 end

app/views/cities/index.html.erb

@@ -14,14 +14,11 @@
   <label><a href="#topcity_vn">Viet Nam</a></label>
   <br>
   <label><a href="#topcity_nn">International</a></label>
-
-
-
 </div>
 
 <div id="topcity_vn" class="container p-5 my-2 bg-secondary text-white">
   <font color="red"><b><label > Viet Nam:</label></b></font>
-  <% @all_cities_vn.each do |city_vn| %>
+  <% @top_cities_vn.each do |city_vn| %>
   <ul>
     <li><%= city_vn.city_name  %>   <br /> Total jobs in this city:   <%= city_vn.job_count  %> </li>
   </ul>
@@ -31,7 +28,7 @@
 
 <div id="topcity_nn" class="container p-5 my-2 bg-secondary text-white">
   <font color="red"><b><label > Nuoc Ngoai:</label></b></font>
-  <% @all_cities_nn.each do |city_nn| %>
+  <% @top_cities_nn.each do |city_nn| %>
     <ul>
       <li><%= city_nn.city_name  %>   <br /> Total jobs in this city:   <%= city_nn.job_count  %> </li>
     </ul>

app/views/jobs/search.html.erb

@@ -10,7 +10,5 @@
 
 
 <div id="job_list" class="container p-5 my-2 bg-secondary text-white">
-
     <%= render partial: "jobs" %>
-
 </div>

app/views/jobs/show.html.erb

@@ -5,11 +5,9 @@
   <input class="form-control mr-sm-2" type="text" placeholder="Search" aria-label="Search">
   <button class="btn btn-outline-warning btn-rounded btn-sm my-0" type="submit">Search</button>
 </form>
-
 </div>
 
 <div id="job_detail"class="container p-5 my-2 bg-secondary text-white">
-
 <% if @job_detail.nil? == true %>
     <div> This id is not available. </div>
 <% else %>

config/routes.rb

 Rails.application.routes.draw do
-  get 'cities', to: 'cities#index'
-  get 'industries', to: 'industries#index'
+  resources :cities, only: [:index]
+  resources :industries, only: [:index]
+
+  #get 'jobs', to: 'jobs#index'
+  resources :jobs, only: [:index]
   get 'detail/:id', to: 'jobs#show'
-  get 'jobs', to: 'jobs#index'
   get 'jobs/search' => 'jobs#search', as: :job_search
   root 'top_page#index'
   # For details on the DSL available within this file, see https://guides.rubyonrails.org/routing.html