add option to model

app/models/apply_job.rb

+class ApplyJob < ApplicationRecord
+  belongs_to :job
+  belongs_to :user
+  has_one_attached :cv
+end

app/models/city.rb

+class City < ApplicationRecord
+  has_and_belongs_to_many :jobs
+end

app/models/company.rb

+class Company < ApplicationRecord
+  has_many :jobs
+end

app/models/favorite_job.rb

+class FavoriteJob < ApplicationRecord
+  belongs_to :job
+  belongs_to :user
+end

app/models/history_job.rb

+class HistoryJob < ApplicationRecord
+  belongs_to :job
+  belongs_to :user
+end

app/models/industry.rb

+class Industry < ApplicationRecord
+  has_and_belongs_to_many :jobs
+end

app/models/job.rb

+class Job < ApplicationRecord
+  belongs_to :company
+
+  has_and_belongs_to_many :industries
+  has_and_belongs_to_many :cities
+  
+  has_many :apply_jobs
+  has_many :history_jobs
+  has_many :favorite_jobs
+end

app/models/user.rb

+class User < ApplicationRecord
+  has_many :apply_jobs
+  has_many :history_jobs
+  has_many :favorite_jobs
+  has_one_attached :cv
+end

db/migrate/20210706014352_create_companies.rb

+class CreateCompanies < ActiveRecord::Migration[6.1]
+  def change
+    create_table :companies do |t|
+      t.string :name
+      t.text :description
+      t.string :address
+
+      t.timestamps
+    end
+  end
+end

db/migrate/20210706015301_create_industries.rb

+class CreateIndustries < ActiveRecord::Migration[6.1]
+  def change
+    create_table :industries do |t|
+      t.string :name
+
+      t.timestamps
+    end
+  end
+end

db/migrate/20210706015633_create_jobs.rb

+class CreateJobs < ActiveRecord::Migration[6.1]
+  def change
+    create_table :jobs do |t|
+      t.string :title
+      t.string :type
+      t.string :salary
+      t.string :experience
+      t.string :position
+      t.datetime :expiration_date
+      t.text :description
+      t.text :benefit
+      t.text :requirement
+      t.text :other_info
+      t.references :company, null: false, foreign_key: true
+
+      t.timestamps
+    end
+  end
+end

db/migrate/20210706015706_industries_jobs.rb

+class IndustriesJobs < ActiveRecord::Migration[6.1]
+  def change
+  end
+end

db/migrate/20210706015816_create_cities.rb

+class CreateCities < ActiveRecord::Migration[6.1]
+  def change
+    create_table :cities do |t|
+      t.string :name
+      t.integer :region
+
+      t.timestamps
+    end
+  end
+end

db/migrate/20210706015900_cities_jobs.rb

+class CitiesJobs < ActiveRecord::Migration[6.1]
+  def change
+  end
+end

db/migrate/20210706020256_create_users.rb

+class CreateUsers < ActiveRecord::Migration[6.1]
+  def change
+    create_table :users do |t|
+      t.string :name
+      t.string :email, null: false
+      t.string :password_digest
+      t.string :remember_digest
+      t.boolean :admin, default: false
+      t.string :activation_digest
+      t.boolean :activated, default: false
+      t.datetime :activated_at
+      t.string :password_reset_digest
+      t.datetime :password_reset_sent_at
+
+      t.timestamps
+    end
+    add_index :users, :email, unique: true
+    add_index :user, :password_reset_digest, unique: true
+  end
+end

db/migrate/20210706020441_create_apply_jobs.rb

+class CreateApplyJobs < ActiveRecord::Migration[6.1]
+  def change
+    create_table :apply_jobs do |t|
+      t.references :job, null: false, foreign_key: true
+      t.references :user, null: false, foreign_key: true
+
+      t.timestamps
+    end
+  end
+end

db/migrate/20210706020600_create_history_jobs.rb

+class CreateHistoryJobs < ActiveRecord::Migration[6.1]
+  def change
+    create_table :history_jobs do |t|
+      t.references :job, null: false, foreign_key: true
+      t.references :user, null: false, foreign_key: true
+
+      t.timestamps
+    end
+  end
+end

db/migrate/20210706020700_create_favorite_jobs.rb

+class CreateFavoriteJobs < ActiveRecord::Migration[6.1]
+  def change
+    create_table :favorite_jobs do |t|
+      t.references :job, null: false, foreign_key: true
+      t.references :user, null: false, foreign_key: true
+
+      t.timestamps
+    end
+  end
+end

db/migrate/20210706020939_create_active_storage_tables.active_storage.rb

+# This migration comes from active_storage (originally 20170806125915)
+class CreateActiveStorageTables < ActiveRecord::Migration[5.2]
+  def change
+    create_table :active_storage_blobs do |t|
+      t.string   :key,          null: false
+      t.string   :filename,     null: false
+      t.string   :content_type
+      t.text     :metadata
+      t.string   :service_name, null: false
+      t.bigint   :byte_size,    null: false
+      t.string   :checksum,     null: false
+      t.datetime :created_at,   null: false
+
+      t.index [ :key ], unique: true
+    end
+
+    create_table :active_storage_attachments do |t|
+      t.string     :name,     null: false
+      t.references :record,   null: false, polymorphic: true, index: false
+      t.references :blob,     null: false
+
+      t.datetime :created_at, null: false
+
+      t.index [ :record_type, :record_id, :name, :blob_id ], name: "index_active_storage_attachments_uniqueness", unique: true
+      t.foreign_key :active_storage_blobs, column: :blob_id
+    end
+
+    create_table :active_storage_variant_records do |t|
+      t.belongs_to :blob, null: false, index: false
+      t.string :variation_digest, null: false
+
+      t.index %i[ blob_id variation_digest ], name: "index_active_storage_variant_records_uniqueness", unique: true
+      t.foreign_key :active_storage_blobs, column: :blob_id
+    end
+  end
+end

db/schema.rb

+# This file is auto-generated from the current state of the database. Instead
+# of editing this file, please use the migrations feature of Active Record to
+# incrementally modify your database, and then regenerate this schema definition.
+#
+# This file is the source Rails uses to define your schema when running `bin/rails
+# db:schema:load`. When creating a new database, `bin/rails db:schema:load` tends to
+# be faster and is potentially less error prone than running all of your
+# migrations from scratch. Old migrations may fail to apply correctly if those
+# migrations use external dependencies or application code.
+#
+# It's strongly recommended that you check this file into your version control system.
+
+ActiveRecord::Schema.define(version: 2021_07_06_020939) do
+
+  create_table "active_storage_attachments", force: :cascade do |t|
+    t.string "name", null: false
+    t.string "record_type", null: false
+    t.integer "record_id", null: false
+    t.integer "blob_id", null: false
+    t.datetime "created_at", null: false
+    t.index ["blob_id"], name: "index_active_storage_attachments_on_blob_id"
+    t.index ["record_type", "record_id", "name", "blob_id"], name: "index_active_storage_attachments_uniqueness", unique: true
+  end
+
+  create_table "active_storage_blobs", force: :cascade do |t|
+    t.string "key", null: false
+    t.string "filename", null: false
+    t.string "content_type"
+    t.text "metadata"
+    t.string "service_name", null: false
+    t.bigint "byte_size", null: false
+    t.string "checksum", null: false
+    t.datetime "created_at", null: false
+    t.index ["key"], name: "index_active_storage_blobs_on_key", unique: true
+  end
+
+  create_table "active_storage_variant_records", force: :cascade do |t|
+    t.integer "blob_id", null: false
+    t.string "variation_digest", null: false
+    t.index ["blob_id", "variation_digest"], name: "index_active_storage_variant_records_uniqueness", unique: true
+  end
+
+  create_table "apply_jobs", force: :cascade do |t|
+    t.integer "job_id", null: false
+    t.integer "user_id", null: false
+    t.datetime "created_at", precision: 6, null: false
+    t.datetime "updated_at", precision: 6, null: false
+    t.index ["job_id"], name: "index_apply_jobs_on_job_id"
+    t.index ["user_id"], name: "index_apply_jobs_on_user_id"
+  end
+
+  create_table "cities", force: :cascade do |t|
+    t.string "name"
+    t.integer "region"
+    t.datetime "created_at", precision: 6, null: false
+    t.datetime "updated_at", precision: 6, null: false
+  end
+
+  create_table "companies", force: :cascade do |t|
+    t.string "name"
+    t.text "description"
+    t.string "address"
+    t.datetime "created_at", precision: 6, null: false
+    t.datetime "updated_at", precision: 6, null: false
+  end
+
+  create_table "favorite_jobs", force: :cascade do |t|
+    t.integer "job_id", null: false
+    t.integer "user_id", null: false
+    t.datetime "created_at", precision: 6, null: false
+    t.datetime "updated_at", precision: 6, null: false
+    t.index ["job_id"], name: "index_favorite_jobs_on_job_id"
+    t.index ["user_id"], name: "index_favorite_jobs_on_user_id"
+  end
+
+  create_table "history_jobs", force: :cascade do |t|
+    t.integer "job_id", null: false
+    t.integer "user_id", null: false
+    t.datetime "created_at", precision: 6, null: false
+    t.datetime "updated_at", precision: 6, null: false
+    t.index ["job_id"], name: "index_history_jobs_on_job_id"
+    t.index ["user_id"], name: "index_history_jobs_on_user_id"
+  end
+
+  create_table "industries", force: :cascade do |t|
+    t.string "name"
+    t.datetime "created_at", precision: 6, null: false
+    t.datetime "updated_at", precision: 6, null: false
+  end
+
+  create_table "jobs", force: :cascade do |t|
+    t.string "title"
+    t.string "type"
+    t.string "salary"
+    t.string "experience"
+    t.string "position"
+    t.datetime "expiration_date"
+    t.text "description"
+    t.text "benefit"
+    t.text "requirement"
+    t.text "other_info"
+    t.integer "company_id", null: false
+    t.datetime "created_at", precision: 6, null: false
+    t.datetime "updated_at", precision: 6, null: false
+    t.index ["company_id"], name: "index_jobs_on_company_id"
+  end
+
+  create_table "users", force: :cascade do |t|
+    t.string "name"
+    t.string "email"
+    t.string "password_digest"
+    t.string "remember_digest"
+    t.boolean "admin"
+    t.string "activation_digest"
+    t.boolean "activated"
+    t.datetime "activated_at"
+    t.string "password_reset_digest"
+    t.datetime "password_reset_sent_at"
+    t.datetime "created_at", precision: 6, null: false
+    t.datetime "updated_at", precision: 6, null: false
+  end
+
+  add_foreign_key "active_storage_attachments", "active_storage_blobs", column: "blob_id"
+  add_foreign_key "active_storage_variant_records", "active_storage_blobs", column: "blob_id"
+  add_foreign_key "apply_jobs", "jobs"
+  add_foreign_key "apply_jobs", "users"
+  add_foreign_key "favorite_jobs", "jobs"
+  add_foreign_key "favorite_jobs", "users"
+  add_foreign_key "history_jobs", "jobs"
+  add_foreign_key "history_jobs", "users"
+  add_foreign_key "jobs", "companies"
+end

et --hard 5fa53704566e83a3707ea01e34350fe3f9966c2c^

+commit e9dbb2b3a757649cb3dc72dfcfe693c222e51789 (HEAD -> task/3_create_database_migration, origin/task/3_create_database_migration)
+Merge: 5fa5370 762e43d
+Author: Thai Ha <hamht@zigexn.vn>
+Date:   Tue Jul 6 12:24:35 2021 +0700
+
+    Merge branch 'task/3_create_database_migration' of gitlab.zigexn.vn:hamht/VenJob into task/3_create_database_migration
+
+commit 5fa53704566e83a3707ea01e34350fe3f9966c2c
+Author: Thai Ha <hamht@zigexn.vn>
+Date:   Tue Jul 6 12:24:21 2021 +0700
+
+    add association option to model
+
+commit 762e43db07d795d3c7b9357672e3eb7778917c37
+Author: Thai Ha <hamht@zigexn.vn>
+Date:   Tue Jul 6 11:57:43 2021 +0700
+
+    created migration
+
+commit 78e66c7c713a76e96712ea661b09d56422f875cd
+Author: Thai Ha <hamht@zigexn.vn>
+Date:   Tue Jul 6 09:17:19 2021 +0700
+
+    created migration
+
+commit aa1b7f6c0c9bf26d4025a4ca67d1712d86036806 (origin/master, master)
+Author: Thai Ha <hamht@zigexn.vn>
+Date:   Tue Jun 29 10:52:16 2021 +0700
+
+    add bootstrap
+
+commit 51f556b2a3fffc89235aecc8f241ad68d0776dec
+Author: Thai Ha <hamht@zigexn.vn>
+Date:   Tue Jun 29 10:48:43 2021 +0700
+
+    add bootstrap
+
+commit 880daf801159ce7e194597731e7de3d01cd4f1cd
+Author: Thai Ha <hamht@zigexn.vn>
+Date:   Tue Jun 29 09:59:01 2021 +0700
+
+    Initial commit

test/fixtures/apply_jobs.yml

+# Read about fixtures at https://api.rubyonrails.org/classes/ActiveRecord/FixtureSet.html
+
+one:
+  job: one
+  user: one
+
+two:
+  job: two
+  user: two

test/fixtures/cities.yml

+# Read about fixtures at https://api.rubyonrails.org/classes/ActiveRecord/FixtureSet.html
+
+one:
+  name: MyString
+  region: 1
+
+two:
+  name: MyString
+  region: 1

test/fixtures/companies.yml

+# Read about fixtures at https://api.rubyonrails.org/classes/ActiveRecord/FixtureSet.html
+
+one:
+  name: MyString
+  description: MyText
+  address: MyString
+
+two:
+  name: MyString
+  description: MyText
+  address: MyString

test/fixtures/favorite_jobs.yml

+# Read about fixtures at https://api.rubyonrails.org/classes/ActiveRecord/FixtureSet.html
+
+one:
+  job: one
+  user: one
+
+two:
+  job: two
+  user: two

test/fixtures/history_jobs.yml

+# Read about fixtures at https://api.rubyonrails.org/classes/ActiveRecord/FixtureSet.html
+
+one:
+  job: one
+  user: one
+
+two:
+  job: two
+  user: two

test/fixtures/industries.yml

+# Read about fixtures at https://api.rubyonrails.org/classes/ActiveRecord/FixtureSet.html
+
+one:
+  name: MyString
+
+two:
+  name: MyString

test/fixtures/jobs.yml

+# Read about fixtures at https://api.rubyonrails.org/classes/ActiveRecord/FixtureSet.html
+
+one:
+  title: MyString
+  type: 
+  salary: MyString
+  experience: MyString
+  position: MyString
+  expiration_date: 2021-07-06 08:56:33
+  description: MyText
+  benefit: MyText
+  requirement: MyText
+  other_info: MyText
+  company: one
+
+two:
+  title: MyString
+  type: 
+  salary: MyString
+  experience: MyString
+  position: MyString
+  expiration_date: 2021-07-06 08:56:33
+  description: MyText
+  benefit: MyText
+  requirement: MyText
+  other_info: MyText
+  company: two

test/fixtures/users.yml

+# Read about fixtures at https://api.rubyonrails.org/classes/ActiveRecord/FixtureSet.html
+
+one:
+  name: MyString
+  email: MyString
+  password_digest: MyString
+  remember_digest: MyString
+  admin: false
+  activation_digest: MyString
+  activated: false
+  activated_at: 2021-07-06 09:02:56
+  password_reset_digest: MyString
+  password_reset_sent_at: 2021-07-06 09:02:56
+
+two:
+  name: MyString
+  email: MyString
+  password_digest: MyString
+  remember_digest: MyString
+  admin: false
+  activation_digest: MyString
+  activated: false
+  activated_at: 2021-07-06 09:02:56
+  password_reset_digest: MyString
+  password_reset_sent_at: 2021-07-06 09:02:56

test/models/apply_job_test.rb

+require "test_helper"
+
+class ApplyJobTest < ActiveSupport::TestCase
+  # test "the truth" do
+  #   assert true
+  # end
+end

test/models/city_test.rb

+require "test_helper"
+
+class CityTest < ActiveSupport::TestCase
+  # test "the truth" do
+  #   assert true
+  # end
+end

test/models/company_test.rb

+require "test_helper"
+
+class CompanyTest < ActiveSupport::TestCase
+  # test "the truth" do
+  #   assert true
+  # end
+end

test/models/favorite_job_test.rb

+require "test_helper"
+
+class FavoriteJobTest < ActiveSupport::TestCase
+  # test "the truth" do
+  #   assert true
+  # end
+end

test/models/history_job_test.rb

+require "test_helper"
+
+class HistoryJobTest < ActiveSupport::TestCase
+  # test "the truth" do
+  #   assert true
+  # end
+end

test/models/industry_test.rb

+require "test_helper"
+
+class IndustryTest < ActiveSupport::TestCase
+  # test "the truth" do
+  #   assert true
+  # end
+end

test/models/job_test.rb

+require "test_helper"
+
+class JobTest < ActiveSupport::TestCase
+  # test "the truth" do
+  #   assert true
+  # end
+end

test/models/user_test.rb

+require "test_helper"
+
+class UserTest < ActiveSupport::TestCase
+  # test "the truth" do
+  #   assert true
+  # end
+end