array-storage.ts
No OneTemporary
Actions

Size

1 KB

Referenced Files

None

Subscribers

None

array-storage.ts
View Options

	import {
	hasField,
	hasFieldOfType,
	is,
	Predicate,
	predicates,
	} from "@sealcode/ts-predicates";
	import { Field, Context } from "../../../main";

	export abstract class ArrayStorage<T extends string \| number> extends Field {
	typeName = "enum-multiple";

	constructor(
	public allowed_values: T[] \| ((context: Context) => T[]),
	public value_predicate: Predicate
	) {
	super();
	}

	async encode(_: Context, value: T[]) {
	return value;
	}

	async getMatchQuery(
	context: Context,
	filter:
	\| T
	\| {
	exact: T[]; // in order, no other extra elements
	}
	\| {
	all: T[]; // out of order, may contain other elements
	}
	\| {
	any: T[]; // includes at least one of those elements
	}
	) {
	const value_path = await this.getValuePath();
	if (!is(filter, predicates.object)) {
	return { [value_path]: filter };
	} else if (
	hasFieldOfType(
	filter,
	"exact",
	predicates.array(this.value_predicate)
	)
	) {
	return { [value_path]: filter.exact };
	} else if (
	hasFieldOfType(
	filter,
	"all",
	predicates.array(this.value_predicate)
	)
	) {
	if (filter.all.length == 0) {
	return {};
	} else {
	return { [value_path]: { $all: filter.all } };
	}
	} else if (
	hasFieldOfType(
	filter,
	"any",
	predicates.array(this.value_predicate)
	)
	) {
	return {
	$or: filter.any.map((value) => ({ [value_path]: value })),
	};
	}
	}
	}