Fix column csv

app/controllers/admins_controller.rb

@@ -22,9 +22,12 @@ class AdminsController < ApplicationController
     @to_date_default = params[:to_date] if params[:to_date].present?
 
     @data = Apply.search_email(@email).search_city(@city_id).search_city(@category_id).applied_at_between(@from_date_default, @to_date_default)
+    attributes_to_apply = %w[id applied_at]
+    attributes_to_job = %w[id name]
+    attributes_to_user = %w[id fullname]
     respond_to do |format|
       format.html { redirect_to root_url }
-      format.csv { send_data @data.to_csv }
+      format.csv { send_data @data.to_csv(attributes_to_apply, attributes_to_job, attributes_to_user) }
     end
   end
 end

app/models/apply.rb

@@ -18,4 +18,22 @@ class Apply < ApplicationRecord
       end
     end
   end
+
+  def self.to_csv(apply_attributes = column_names, job_attributes = job.column_names, user_attributes = user.column_names, options = {})
+    CSV.generate(options) do |csv|
+      csv.add_row apply_attributes + job_attributes + user_attributes
+
+      all.each do |apply|
+        values = apply.attributes.slice(*apply_attributes).values
+        if apply.job
+          values += apply.job.attributes.slice(*job_attributes).values
+        end
+        if apply.user
+          values += apply.user.attributes.slice(*user_attributes).values
+        end
+
+        csv.add_row values
+      end
+    end
+  end
 end