import * as Sequelize from 'sequelize'

async function up (utils: {
  transaction: Sequelize.Transaction
  queryInterface: Sequelize.QueryInterface
  sequelize: Sequelize.Sequelize
}): Promise<void> {
  const { transaction } = utils

  {
    const query = 'DELETE FROM "videoSource" WHERE "videoId" IS NULL'
    await utils.sequelize.query(query, { transaction })
  }

  {
    const query = 'ALTER TABLE "videoSource" ALTER COLUMN "videoId" SET NOT NULL'
    await utils.sequelize.query(query, { transaction })
  }

  {
    const data = {
      type: Sequelize.DATE,
      allowNull: true,
      defaultValue: null
    }

    await utils.queryInterface.addColumn('video', 'inputFileUpdatedAt', data, { transaction })
  }
}

function down (options) {
  throw new Error('Not implemented.')
}

export {
  up,
  down
}