74 lines
1.8 KiB
TypeScript
74 lines
1.8 KiB
TypeScript
import { Request, Response } from 'express';
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import { http } from '@scode/consts';
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import { try_parse_json } from '@scode/utilities';
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import { KnexCrudOptions } from './KnexCrudOptions';
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import { CrudHandler } from './CrudHandler';
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export class KnexCrudHandler implements CrudHandler {
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protected table: string;
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protected columns: Array<string>;
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protected options: KnexCrudOptions;
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public constructor (
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table: string,
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columns: Array<string>,
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options: KnexCrudOptions = {}
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) {
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this.table = table;
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this.columns = columns;
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this.options = options;
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}
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private call_auth (
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auth?: Function,
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req: Request,
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res: Response
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): Promise<boolean> {
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if (typeof auth === 'undefined')
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return true;
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const promise = new Promise ((resolve) => {
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const result = auth (req, res, resolve);
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if (typeof result !== 'undefined')
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resolve (result);
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});
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return promise;
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}
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protected validate_body (
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req: Request,
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res: Response
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): Promise<object> | object {
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if (typeof req.body === 'undefined') {
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res.status (http.status_bad_request);
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res.end ();
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return null;
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}
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return try_parse_json (req.body);
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}
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public async create (req: Request, res: Response): Promise<void> {
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if (!await this.call_auth (this.options.create_authentication, req, res))
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return;
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if (!await this.call_auth (this.options.create_authorization, req, res))
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return;
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const body_data = await this.validate_body (req, res);
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if (body_data === null)
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return;
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}
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public async read (req: Request, res: Response): Promise<void> {
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}
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public async update (req: Request, res: Response): Promise<void> {
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}
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public async delete (req: Request, res: Response): Promise<void> {
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}
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}
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