/**
 * A single property handler for FindOptionsSelect.
 */
export type FindOptionsSelectProperty<Property> = Property extends Promise<infer I>
	? FindOptionsSelectProperty<I> | boolean
	: Property extends Array<infer I>
		? FindOptionsSelectProperty<I> | boolean
		: Property extends string
			? boolean
			: Property extends number
				? boolean
				: Property extends boolean
					? boolean
					: Property extends Function
						? never
						: Property extends Buffer
							? boolean
							: Property extends Date
								? boolean
								: Property extends object
									? FindOptionsSelect<Property>
									: boolean;

/**
 * Select find options.
 */
export type FindOptionsSelect<Entity> = {
	[P in keyof Entity]?: P extends 'toString'
		? unknown
		: FindOptionsSelectProperty<NonNullable<Entity[P]>>;
};

/**
 * Property paths (column names) to be selected by "find" defined as string.
 * Old selection mechanism in TypeORM.
 *
 * @deprecated will be removed in the next version, use FindOptionsSelect type notation instead
 */
export type FindOptionsSelectByString<Entity> = (keyof Entity)[];