@gabliam/koa/src/koa-converter.js

Gabliam plugin for add koa

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.KoaConverter = void 0;
const tslib_1 = require("tslib");
const core_1 = require("@gabliam/core");
const web_core_1 = require("@gabliam/web-core");
/**
 * Class for convert interceptor to Koa Middleware
 */
let KoaConverter = class KoaConverter {
    interceptorToMiddleware(clazz) {
        const container = this[core_1.INJECT_CONTAINER_KEY];
        const instance = (0, web_core_1.createInterceptorResolver)(container)(clazz);
        if (!(0, web_core_1.isInterceptor)(instance)) {
            throw new web_core_1.BadInterceptorError(instance);
        }
        const extractArgs = (0, web_core_1.getExtractArgs)(container, instance, 'intercept', true);
        return async (context, next) => {
            let wasCalled = false;
            const nextWrap = async () => {
                wasCalled = true;
                await next();
            };
            const args = await extractArgs((0, web_core_1.getContext)(context.req), null, nextWrap);
            await (0, core_1.toPromise)(instance.intercept(...args));
            if (!wasCalled) {
                await next();
            }
        };
    }
};
KoaConverter = tslib_1.__decorate([
    (0, core_1.InjectContainer)(),
    (0, core_1.Service)()
], KoaConverter);
exports.KoaConverter = KoaConverter;