..

app/controllers/job_controller.rb

@@ -2,26 +2,11 @@
 
 # Job controller
 class JobController < ApplicationController
-  before_action :load_data_dropdown, only: %i[find_jobs_by_industry find_jobs_by_city find_jobs_by_company]
+  before_action :load_data_dropdown, only: :index
 
-  def find_jobs_by_city
-    city = City.find(params[:key_city])
-    result(city)
-  end
-
-  def find_jobs_by_industry
-    industry = Industry.find(params[:key_industry])
-    result(industry)
-  end
-
-  def find_jobs_by_company
-    company = Company.find(params[:key_company])
-    result(company)
-  end
-
-  def find_jobs
-    d = params[:model].capitalize
-    obj = .find(params[:id])
+  def index
+    model = Object.const_get(params[:model].capitalize)
+    obj = model.find(params[:id])
     result(obj)
   end
 

app/service/slug.rb

+module Slug
+  def to_slug(str)
+    str = str.to_s.strip.downcase
+    accents = {
+        %w[à á ạ ả ã â ầ ấ ậ ẩ ẫ ă ằ ắ ặ ẳ ẵ] => 'a',
+        %w[è é ẹ ẻ ẽ ê ề ế ệ ể ễ] => 'e',
+        %w[ì í ị ỉ ĩ] => 'i',
+        %w[ò ó ọ ỏ õ ô ồ ố ộ ổ ỗ ơ ờ ớ ợ ở ỡ] => 'o',
+        %w[ù ú ụ ủ ũ ư ừ ứ ự ử ữ] => 'u',
+        %w[ỳ ý ỵ ỷ ỹ] => 'y',
+        %w[đ] => 'd'
+    }
+
+    accents.each do |ac, rep|
+      ac.each do |s|
+        str = str.tr(s, rep)
+      end
+    end
+
+    str = str.gsub(/[^a-zA-Z0-9 ]/, '')
+    str = str.gsub(/[ ]+/, ' ')
+    str.tr(' ', '-')
+  end
+end
\ No newline at end of file

app/views/city/_block_city_jobs.html.erb

@@ -2,7 +2,7 @@
   <div class="col-lg-3 col-md-4">
     <div class="box_cityjobs">
       <div class="box_cityjobs_name">    
-        <%= link_to city.name, "/jobs/city/#{city.id}", class: 'cityjobs_link' %>
+        <%= link_to city.name, jobs_path(model: 'city', id: city.id), class: 'cityjobs_link' %>
       </div>
       <div class="box_cityjobs_count">
         <span><%= city.jobs.count %> Công việc</span>

app/views/home/_box_nine_city.html.erb

@@ -9,10 +9,10 @@
           <div class="box_info_city">
             <div class="ct_name">
               <!-- <%= link_to city.name, "/jobs/city/#{city.id}" ,class: 'link_ct' %> -->
-              <%= link_to city.name, "/jobs/city/#{city.id}" ,class: 'link_ct' %>
+              <%= link_to city.name, jobs_path(model: 'city', id: city.id),class: 'link_ct' %>
             </div>
             <div class="ct_jobs_count">
-              <%= link_to "#{city.jobs.count} công việc", "/jobs/city/#{city.id}" ,class: 'link_ct' %>
+              <%= link_to "#{city.jobs.count} công việc", jobs_path(model: 'city', id: city.id),class: 'link_ct' %>
             </div>
           </div>
         </div>

app/views/home/_box_nine_industries.html.erb

@@ -8,10 +8,10 @@
         <div class="col-lg-4 col-md-4 col-sm-6 col-xs-12">
           <div class="box_info_city">
             <div class="ct_name">
-              <%= link_to industry.name, "/jobs/industry/#{industry.id}", class: 'link_ct' %>
+              <%= link_to industry.name, jobs_path(model: 'industry', id: industry.id), class: 'link_ct' %>
             </div>
             <div class="ct_jobs_count">
-              <%= link_to "#{industry.jobs.count} công việc", "/jobs/industry/#{industry.id}", class: 'link_ct' %>
+              <%= link_to "#{industry.jobs.count} công việc", jobs_path(model: 'industry', id: industry.id), class: 'link_ct' %>
             </div>  
           </div>
         </div>

app/views/industry/_block_industry.html.erb

 <div class="col-lg-3 col-md-4">
   <div class="box_cityjobs">
     <div class="box_cityjobs_name">    
-      <%= link_to industry.name, "/jobs/industry/#{industry.id}", class: 'cityjobs_link' %>
+      <%= link_to industry.name, jobs_path(model: 'industry', id: industry.id), class: 'cityjobs_link' %>
     </div>
     <div class="box_cityjobs_count">
       <span><%= industry.jobs.count %> Công việc</span>

config/routes.rb

@@ -6,6 +6,5 @@ Rails.application.routes.draw do
   get 'city/index'
 
   # Search
-  get 'jobs/:model/:id', to: 'job#find_jobs'
-
+  get 'jobs/:model/:id', to: 'job#index', as: :jobs
 end