fix review 20200218

db/migrate/20200204082233_create_areas.rb

@@ -5,6 +5,5 @@ class CreateAreas < ActiveRecord::Migration[6.0]
       t.string :area_description
       t.timestamps
     end
-    add_index :areas, :id, unique: true
   end
 end

db/migrate/20200204084723_create_cities.rb

@@ -6,6 +6,6 @@ class CreateCities < ActiveRecord::Migration[6.0]
       t.column :city_description, :string
       t.timestamps
     end
-	  add_index :cities, [:area_id, :id], unique: true
+	  add_index :cities, :area_id
   end
 end

db/migrate/20200204084729_create_companies.rb

@@ -10,6 +10,6 @@ class CreateCompanies < ActiveRecord::Migration[6.0]
       t.column :size, :int
       t.timestamps
     end
-    add_index :companies, [:id, :email], unique: true
+    add_index :companies, :email
   end
 end

db/migrate/20200204084733_create_industries.rb

@@ -5,6 +5,5 @@ class CreateIndustries < ActiveRecord::Migration[6.0]
       t.column :industry_description, :string
       t.timestamps
     end
-    add_index :industries, :id, unique: true
   end
 end

db/migrate/20200204084737_create_industry_jobs.rb

@@ -5,6 +5,5 @@ class CreateIndustryJobs < ActiveRecord::Migration[6.0]
       t.column :job_id, :int, :null => false
       t.timestamps
     end
-    add_index :industry_jobs, :id, unique: true
   end
 end

db/migrate/20200204084750_create_saved_jobs.rb

@@ -5,6 +5,5 @@ class CreateSavedJobs < ActiveRecord::Migration[6.0]
       t.column :job_id, :int, :null => false
       t.timestamps
     end
-    add_index :saved_jobs, :id, unique: true
   end
 end

db/migrate/20200204084755_create_applied_jobs.rb

@@ -5,6 +5,5 @@ class CreateAppliedJobs < ActiveRecord::Migration[6.0]
       t.column :job_id, :int, :null => false
       t.timestamps
     end
-    add_index :applied_jobs, :id, unique: true
   end
 end

db/schema.rb

@@ -17,7 +17,6 @@ ActiveRecord::Schema.define(version: 2020_02_11_083438) do
     t.integer "job_id", null: false
     t.datetime "created_at", precision: 6, null: false
     t.datetime "updated_at", precision: 6, null: false
-    t.index ["id"], name: "index_applied_jobs_on_id", unique: true
   end
 
   create_table "areas", options: "ENGINE=InnoDB DEFAULT CHARSET=utf8", force: :cascade do |t|
@@ -25,7 +24,6 @@ ActiveRecord::Schema.define(version: 2020_02_11_083438) do
     t.string "area_description"
     t.datetime "created_at", precision: 6, null: false
     t.datetime "updated_at", precision: 6, null: false
-    t.index ["id"], name: "index_areas_on_id", unique: true
   end
 
   create_table "cities", options: "ENGINE=InnoDB DEFAULT CHARSET=utf8", force: :cascade do |t|
@@ -34,7 +32,7 @@ ActiveRecord::Schema.define(version: 2020_02_11_083438) do
     t.string "city_description"
     t.datetime "created_at", precision: 6, null: false
     t.datetime "updated_at", precision: 6, null: false
-    t.index ["area_id", "id"], name: "index_cities_on_area_id_and_id", unique: true
+    t.index ["area_id"], name: "index_cities_on_area_id"
   end
 
   create_table "companies", options: "ENGINE=InnoDB DEFAULT CHARSET=utf8", force: :cascade do |t|
@@ -47,7 +45,7 @@ ActiveRecord::Schema.define(version: 2020_02_11_083438) do
     t.integer "size"
     t.datetime "created_at", precision: 6, null: false
     t.datetime "updated_at", precision: 6, null: false
-    t.index ["id", "email"], name: "index_companies_on_id_and_email", unique: true
+    t.index ["email"], name: "index_companies_on_email"
   end
 
   create_table "industries", options: "ENGINE=InnoDB DEFAULT CHARSET=utf8", force: :cascade do |t|
@@ -55,7 +53,6 @@ ActiveRecord::Schema.define(version: 2020_02_11_083438) do
     t.string "industry_description"
     t.datetime "created_at", precision: 6, null: false
     t.datetime "updated_at", precision: 6, null: false
-    t.index ["id"], name: "index_industries_on_id", unique: true
   end
 
   create_table "industry_jobs", options: "ENGINE=InnoDB DEFAULT CHARSET=utf8", force: :cascade do |t|
@@ -63,7 +60,6 @@ ActiveRecord::Schema.define(version: 2020_02_11_083438) do
     t.integer "job_id", null: false
     t.datetime "created_at", precision: 6, null: false
     t.datetime "updated_at", precision: 6, null: false
-    t.index ["id"], name: "index_industry_jobs_on_id", unique: true
   end
 
   create_table "jobs", options: "ENGINE=InnoDB DEFAULT CHARSET=utf8", force: :cascade do |t|
@@ -87,7 +83,6 @@ ActiveRecord::Schema.define(version: 2020_02_11_083438) do
     t.integer "job_id", null: false
     t.datetime "created_at", precision: 6, null: false
     t.datetime "updated_at", precision: 6, null: false
-    t.index ["id"], name: "index_saved_jobs_on_id", unique: true
   end
 
   create_table "users", options: "ENGINE=InnoDB DEFAULT CHARSET=utf8", force: :cascade do |t|

lib/tasks/crawler.rake

@@ -29,18 +29,19 @@ namespace :crawler do
       uri = URI::encode(url)
       job = Nokogiri::HTML(open(uri))
 
+      detail_selector = '#showScroll .DetailJobNew'
       title = job.css('.top-job-info h1')
-      company_name = job.css('.top-job-info div.tit_company')
+      company_name = job.css('.top-job-info .tit_company')
       updated_date = job.css('.datepost span')
-      location = job.css('#showScroll .DetailJobNew li[1].bgLine1 p[1].fl_left b a[2]')
-      experience = job.css('#showScroll .DetailJobNew li[2].bgLine2 p[1].fl_left > text()')
-      industry = job.css('#showScroll .DetailJobNew li[3].bgLine1 p[1].fl_left b')
-      level = job.css('#showScroll .DetailJobNew .bgLine1 .fl_right label')
-      salary = job.css('#showScroll .DetailJobNew .bgLine2 .fl_right label')
-      deadline = job.css('#showScroll .DetailJobNew li[3].bgLine1 p[2].fl_right > text()')
+      location = job.css("#{detail_selector} li[1].bgLine1 p[1].fl_left b a[2]")
+      experience = job.css("#{detail_selector} li[2].bgLine2 p[1].fl_left > text()")
+      industry = job.css("#{detail_selector} li[3].bgLine1 p[1].fl_left b")
+      level = job.css("#{detail_selector} .bgLine1 .fl_right label")
+      salary = job.css("#{detail_selector} .bgLine2 .fl_right label")
+      deadline = job.css("#{detail_selector} li[3].bgLine1 p[2].fl_right > text()")
       description = job.css('.MarBot20')
       address = job.css('.box1Detail .TitleDetailNew label label')
-      company_intro = job.css('.desc_company.content_fck span#emp_more')
+      company_intro = job.css('#emp_more')
 
       #skip if field blank
       next if industry.text.blank?