fix association in crawl city_job, industry_job

app/controllers/top_pages_controller.rb

 class TopPagesController < ApplicationController
   def index
-    @total_jobs = Job.all
+    @total_jobs = Job.ids
     @jobs = Job.limit(5).order(created_at: :desc)
     @jobs_of_cities = CityJob.limit(9).group('city_id').order('Count(*) DESC').count
     @jobs_of_industries = IndustryJob.limit(9).group('industry_id').order('Count(*) DESC').count

lib/src/crawler.rb

@@ -4,8 +4,9 @@ require 'zip'
 
 class Crawler
   
-  def initialize(logger)
+  def initialize(logger, url)
     @mylogger = logger
+    @url = url
     @NAME_DOMAIN = '192.168.1.156'
     @USERNAME_FTP = 'training'
     @PASSWORD_FTP = 'training'
@@ -14,10 +15,12 @@ class Crawler
   def crawl_city_industry
     crawl_city
     crawl_industry
+    crawl_company
+    crawl_job_relationships
   end
 
   def crawl_city
-    page = Nokogiri::HTML(URI.open("https://careerbuilder.vn/viec-lam/tat-ca-viec-lam-vi.html"))
+    page = Nokogiri::HTML(URI.open(@url))
     get_name = page.search('select#location')
     data_city = get_name.search('option').map(&:text).map(&:strip)
     
@@ -33,7 +36,7 @@ class Crawler
   end
 
   def crawl_industry
-    page = Nokogiri::HTML(URI.open("https://careerbuilder.vn/viec-lam/tat-ca-viec-lam-vi.html"))
+    page = Nokogiri::HTML(URI.open(@url))
     get_name = page.search('select#industry')
     data_industry = get_name.search('option').map { |p| p.text.strip }
 
@@ -69,8 +72,8 @@ class Crawler
   end
 
   def crawl_job_relationships
-    # (1..10).each do |n|
-      page_access = Nokogiri::HTML(URI.open("https://careerbuilder.vn/viec-lam/tat-ca-viec-lam-trang-1-vi.html"))
+    (1..10).each do |n|
+      page_access = Nokogiri::HTML(URI.open("https://careerbuilder.vn/viec-lam/tat-ca-viec-lam-trang-#{n}-vi.html"))
       get_link = page_access.css('a.job_link').map { |link| link['href'] }
       get_link.each do |link|
         page_job = Nokogiri::HTML(URI.open(URI.parse(URI.escape(link))))
@@ -123,7 +126,7 @@ class Crawler
           end
         end
       end
-    # end
+    end
   end
 
   def get_file_csv

lib/src/crontab.rb

@@ -36,21 +36,19 @@ class InforJob
   end
 
   def create_city_rel(row, info_job)
-    location_rel = row.css('div.map p a').children.map(&:text).map(&:strip)
-    location_rel.each do |loc|
-      city_table = City.find_by(name: loc)
-      puts "Created City: #{info_job.id} - #{city_table.id}.#{loc}"
-      CityJob.find_or_create_by!(job_id: info_job.id, city_id: city_table.id)
-    end
+    location_rel = row.css('div.map p a').children.map { |name_city| name_city.text.strip }
+    city_table = City.where(name: location_rel)
+
+    puts "#{info_job.cities << city_table}"
+    info_job.cities << city_table
   end
 
   def create_industry_rel(row, info_job)
-    industry_rel = row.css('li a').children.map(&:text).map(&:strip)
-    industry_rel.each do |ind|
-      industry_table = Industry.find_by(name: ind)
-      puts "Created Industry: #{info_job.id} - #{industry_table.id}.#{ind}"
-      IndustryJob.find_or_create_by!(job_id: info_job.id, industry_id: industry_table.id)
-    end
+    industry_rel = row.css('li a').children.map { |name_industry| name_industry.text.strip }
+    industry_table = Industry.where(name: industry_rel)
+
+    puts "#{info_job.industries << industry_table}"
+    info_job.industries << industry_table
   end
 
   def create_job(title, link_page, row, company_table)

lib/tasks/crawler_import.rake

@@ -4,7 +4,7 @@ require 'src/crontab.rb'
 namespace :import do
   desc 'crawler data'
   task crawler: :environment do
-    action = Crawler.new(logger)
+    action = Crawler.new(logger, url)
     action.crawl_city_industry
   end
   desc 'Crontab'