Check data exits to update

lib/tasks/careerbuilder.rb

@@ -82,12 +82,15 @@ class Careerbuilder
 
   def detail(doc, _link)
     # Company Information
-    company = Company.new
     company_name = doc.xpath("//div[@class='tit_company']").text.strip # Company name
+    company_address = doc.xpath("//div[@class='box1Detail']/p[@class='TitleDetailNew']/label[@itemprop='address']/label[@itemprop='addressLocality']").text.strip # Company Address
+    company_description = doc.xpath("//div[@class='desc_company content_fck']").text.strip # Company description
+
+    company = Company.find_or_create_by(name: company_name)
     company.name = company_name
-    company.address = doc.xpath("//div[@class='box1Detail']/p[@class='TitleDetailNew']/label[@itemprop='address']/label[@itemprop='addressLocality']").text.strip # Company Address
-    company.description = doc.xpath("//div[@class='desc_company content_fck']").text.strip # Company description
-    company.save if Company.where(name: company_name).blank?
+    company.address = company_address
+    company.description = company_description
+    company.save
 
     # Job Information
     job_name = doc.xpath("//div[@class='LeftJobCB']/div[@class='top-job']/div[@class='top-job-info']/h1").text.strip # Job name
@@ -108,21 +111,18 @@ class Careerbuilder
 
     city = City.find_by_name(job_location)
 
-    job = Job.new
-    job.name = job_name
+    job =  Job.find_or_create_by(name: job_name, city: city, company: company)
     job.description = job_description
     job.salary = job_salary
-    job.city = city
-    job.company = company
     job.level = job_level
     job.experience = job_experience
     job.status = 0
     job.expiry_date = job_expiry_date.to_datetime
-    job.save if Job.where(name: job_name, city: city, company: company).blank?
+    job.save
 
     job_category.split(',').each do |category|
       category = Category.find_by_name(category)
-      JobCategory.new(job: job, category: category).save if JobCategory.where(job: job, category: category).blank?
+      JobCategory.find_or_create_by(job: job, category: category)
     end
   end
 
@@ -130,7 +130,7 @@ class Careerbuilder
     categories = doc.xpath("//div[@class='s-home2']/div[@id='NewSearchJob3']/form/div[@class='search-horizontal']/div[@class='ui-widget box_multiSelect_industry']/select/option")
     categories = categories.drop(1)
     categories.each do |category|
-      Category.new(name: category.text.strip).save if Category.where(name: category.text.strip).blank?
+      Category.find_or_create_by(name: category.text.strip)
     end
   rescue StandardError => e
     logger.error("[method: ] #{import_category}")
@@ -143,7 +143,7 @@ class Careerbuilder
     area = Area.find_by_name('Viet Nam')
     cities.each do |city|
       area = Area.find_by_name('International') if city.text == 'Angola'
-      City.new(name: city.text.strip, area: area).save if City.where(name: city.text.strip).blank?
+      City.find_or_create_by(name: city.text.strip, area: area)
     end
   rescue StandardError => e
     logger.error("[method: ] #{import_city}")