exports.up = async (knex) => {
	await knex.schema.alterTable('stashes', (table) => {
		table.unique(['user_id', 'slug']);
	});

	await knex.raw(`
		CREATE UNIQUE INDEX unique_primary ON stashes (user_id, "primary") WHERE ("primary" = TRUE);
	`);
};

exports.down = async (knex) => {
	await knex.schema.alterTable('stashes', (table) => {
		table.dropUnique(['user_id', 'slug']);
	});

	await knex.raw(`
		DROP INDEX unique_primary;
	`);
};