module.exports = {
  up: async (queryInterface, Sequelize) => {
    await queryInterface.createTable("collection_users", {
      collectionId: {
        type: Sequelize.UUID,
        allowNull: false,
        references: {
          model: "collections",
        },
      },
      userId: {
        type: Sequelize.UUID,
        allowNull: false,
        references: {
          model: "users",
        },
      },
      permission: {
        type: Sequelize.STRING,
        allowNull: false,
      },
      createdById: {
        type: Sequelize.UUID,
        allowNull: false,
        references: {
          model: "users",
        },
      },
      createdAt: {
        type: Sequelize.DATE,
        allowNull: false,
      },
      updatedAt: {
        type: Sequelize.DATE,
        allowNull: false,
      },
    });
    await queryInterface.addColumn("collections", "private", {
      type: Sequelize.BOOLEAN,
      allowNull: false,
      defaultValue: false,
    });
    await queryInterface.addIndex("collection_users", [
      "collectionId",
      "userId",
    ]);
  },
  down: async (queryInterface, Sequelize) => {
    await queryInterface.dropTable("collection_users");
    await queryInterface.removeColumn("collections", "private");
    await queryInterface.removeIndex("collection_users", [
      "collectionId",
      "userId",
    ]);
  },
};