gistfile1.txt

class CreateProjects < ActiveRecord::Migration[5.0]
  def change
    create_table :projects do |t|
      t.string :name

      t.timestamps
    end
  end
end


class DeviseCreateUsers < ActiveRecord::Migration[5.0]
  def change
    create_table :users do |t|
      ## Database authenticatable
      t.string :email,              null: false, default: ""
      t.string :encrypted_password, null: false, default: ""

      ## Recoverable
      t.string   :reset_password_token
      t.datetime :reset_password_sent_at

      ## Rememberable
      t.datetime :remember_created_at

      ## Trackable
      t.integer  :sign_in_count, default: 0, null: false
      t.datetime :current_sign_in_at
      t.datetime :last_sign_in_at
      t.string   :current_sign_in_ip
      t.string   :last_sign_in_ip

      ## Confirmable
      # t.string   :confirmation_token
      # t.datetime :confirmed_at
      # t.datetime :confirmation_sent_at
      # t.string   :unconfirmed_email # Only if using reconfirmable

      ## Lockable
      # t.integer  :failed_attempts, default: 0, null: false # Only if lock strategy is :failed_attempts
      # t.string   :unlock_token # Only if unlock strategy is :email or :both
      # t.datetime :locked_at


      t.string :login

      t.timestamps null: false
    end

    add_index :users, :email,                unique: true
    add_index :users, :reset_password_token, unique: true
    # add_index :users, :confirmation_token,   unique: true
    # add_index :users, :unlock_token,         unique: true
  end
end


class CreateTasks < ActiveRecord::Migration[5.0]
  def change
    create_table :tasks do |t|
      t.string :title
      t.string :description
      t.integer :status, default: 0
      t.integer :reviewer_id, foreign_key: true
      t.integer :project_id, foreign_key: true

      t.timestamps
    end
  end
end


class CreateProjectUsers < ActiveRecord::Migration[5.0]
  def change
    create_table :project_users do |t|
      t.references :user, foreign_key: true
      t.references :project, foreign_key: true

      t.timestamps
    end
  end
end


class CreateTaskPerformers < ActiveRecord::Migration[5.0]
  def change
    create_table :task_performers do |t|
      t.references :user, foreign_key: true
      t.references :task, foreign_key: true
      t.boolean :done, default: false

      t.timestamps
    end
  end
end


class Project < ApplicationRecord
  has_many :tasks

  has_many :project_users
  has_many :users, through: :project_users
end


class ProjectUser < ApplicationRecord
  belongs_to :user
  belongs_to :project
end

class Task < ApplicationRecord
  belongs_to :project
  belongs_to :reviewer, class_name: User
  has_many :task_performers
  has_many :performers, through: :task_performers, class_name: User
end


class TaskPerformer < ApplicationRecord
  belongs_to :performer, class_name: User, foreign_key: :user_id
  belongs_to :task
end


class User < ApplicationRecord
  # Include default devise modules. Others available are:
  # :confirmable, :lockable, :timeoutable and :omniauthable
  devise :database_authenticatable, :registerable,
         :recoverable, :rememberable, :trackable, :validatable

  has_many :project_users
  has_many :projects, through: :project_users
  has_many :tasks, :foreign_key => :reviewer
  has_many :task_performers
  has_many :tasks, through: :performers, class_name: Task
end