query-not.ts
No OneTemporary
Actions

Size

870 B

Referenced Files

None

Subscribers

None

query-not.ts
View Options

	import Query, { QueryStage } from "./query.js";
	import type QueryStep from "./query-step.js";
	import type { SQLPreparedStatement } from "./query-base.js";

	export default class Not extends Query {
	query: Query;
	constructor(query: Query) {
	super();
	this.query = query;
	this.addQuery(query);
	}

	addQuery(query: Query): void {
	const steps = query.dump();
	this.steps.push(...steps);
	}

	dump(): QueryStep[] {
	return this.steps.map((step) => step.negate());
	}

	toPipeline(): QueryStage[] {
	return this.dump()
	.map((step) => step.toPipeline())
	.reduce((acc, cur) => [...acc, ...cur], []);
	}

	toPreparedStatement(): SQLPreparedStatement {
	const queryPreparedStatment = this.query.toPreparedStatement();
	return {
	...queryPreparedStatment,
	where: queryPreparedStatment.where
	? `(NOT ${queryPreparedStatment.where})`
	: "",
	};
	}
	}