class CreateDoorkeeperTables < ActiveRecord::Migration
  def change
    drop_table :access_grants
    drop_table :client_applications

    create_table :oauth_applications do |t|
      t.string  :name,         null: false
      t.string  :uid,          null: false
      t.string  :secret,       null: false
      t.text    :redirect_uri, null: false
      t.integer :owner_id,     null: true
      t.string  :owner_type,   null: true
      t.timestamps
    end

    add_index :oauth_applications, :uid, unique: true
    add_index :oauth_applications, [:owner_id, :owner_type]

    create_table :oauth_access_grants do |t|
      t.integer  :resource_owner_id, null: false
      t.integer  :application_id,    null: false
      t.string   :token,             null: false
      t.integer  :expires_in,        null: false
      t.text     :redirect_uri,      null: false
      t.datetime :created_at,        null: false
      t.datetime :revoked_at
      t.string   :scopes
    end

    add_index :oauth_access_grants, :token, unique: true

    create_table :oauth_access_tokens do |t|
      t.integer  :resource_owner_id
      t.integer  :application_id
      t.string   :token,             null: false
      t.string   :refresh_token
      t.integer  :expires_in
      t.datetime :revoked_at
      t.datetime :created_at,        null: false
      t.string   :scopes
    end

    add_index :oauth_access_tokens, :token, unique: true
    add_index :oauth_access_tokens, :resource_owner_id
    add_index :oauth_access_tokens, :refresh_token, unique: true
  end
end
