42 lines
1.3 KiB
TypeScript
42 lines
1.3 KiB
TypeScript
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import { Request, Response } from '@types/express/index.d.ts';
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import Transaction from './Transaction.ts';
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export default abstract class Handler {
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private _handlers: array<Function> = [];
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private _method_handlers: Record<string, Function> = {};
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protected register_handler (f: Function): void {
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this._handlers.push (f);
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}
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protected register_handler (method: string, f: Function): void {
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const m = method.toUpperCase ();
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if (typeof this._method_handlers[m] !== 'undefined')
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throw new Error (`Handler for ${m} already registered`);
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this._method_handlers[m] = f;
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}
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private async run_method_handler (method: string, t: Transaction): void {
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const m = method.toUpperCase ();
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if (this._method_handlers[m] !== 'undefined')
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await this._method_handlers[m] (t);
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}
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public async run_http_handler (req: Request, res: Response): void {
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const t = new Transaction (req, res);
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for (const handler of this._handlers) {
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// eslint-disable-next-line no-await-in-loop
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if (await handler (t) === false) {
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if (!t.status.has_status)
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t.status.error ();
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t.finalize ();
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return;
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}
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}
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await this.run_method_handler ('ALL', t);
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await this.run_method_handler (t.req.method, t);
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}
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public abstract get path(): string;
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}
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