datastore-abstract.ts
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datastore-abstract.ts
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	import type {
	Collection as MongoCollection,
	InsertOneResult,
	Document,
	UpdateResult,
	DeleteResult,
	} from "mongodb";
	import type { App } from "../main.js";
	import type { QueryStage } from "./query-stage.js";
	import type { OutputOptions } from "./datastore.js";

	export default abstract class Datastore {
	constructor(public app: App) {
	this.app = app;
	}
	abstract start(): Promise<void>;
	abstract stop(): Promise<void>;

	abstract find(
	collection_name: string,
	query: Record<string, unknown>,
	options: Parameters<MongoCollection["find"]>[1],
	output_options: OutputOptions
	): Promise<Record<string, unknown>[]>;

	abstract aggregate(
	collection_name: string,
	pipeline: QueryStage[],
	_: unknown,
	output_options: OutputOptions
	): Promise<Record<string, unknown>[]>;

	abstract insert(
	collection_name: string,
	to_insert: Record<string, unknown>,
	options?: Parameters<MongoCollection["insertOne"]>[1]
	): Promise<InsertOneResult<Document>>;

	abstract update(
	collection_name: string,
	query: unknown,
	new_value: unknown
	): Promise<UpdateResult<Document>>;
	abstract remove(
	collection_name: string,
	query: unknown,
	just_one: boolean
	): Promise<DeleteResult>;
	}