@nodeswork/kiws/dist/module.js

Koa-based Injectable Web Service

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
require("reflect-metadata");
const _ = require("underscore");
const injection_1 = require("./injection");
const middleware_1 = require("./middleware");
const handler_1 = require("./handler");
const input_1 = require("./input");
const MODULE_METADATA_KEY = Symbol('kiws:module');
const MODULE_TAGS = ['module'];
function Module(moduleMetadata) {
    const injectable = injection_1.Injectable({ tags: MODULE_TAGS });
    return (constructor) => {
        injectable(constructor);
        Reflect.defineMetadata(MODULE_METADATA_KEY, moduleMetadata, constructor.prototype);
        constructor.$getModuleMetadata = $getModuleMetadata;
        constructor.$constructors = $constructors;
        constructor.$register = $register;
    };
}
exports.Module = Module;
function $getModuleMetadata() {
    return Reflect.getMetadata(MODULE_METADATA_KEY, this.prototype);
}
function $constructors() {
    const moduleMetadata = this.$getModuleMetadata();
    const results = [
        moduleMetadata.providers || [],
    ];
    if (moduleMetadata.middlewares != null) {
        results.push([{
                provide: middleware_1.MIDDLEWARE,
                useClass: moduleMetadata.middlewares,
                multi: true,
            }]);
    }
    if (moduleMetadata.handlers != null) {
        results.push([{
                provide: handler_1.HANDLER,
                useClass: moduleMetadata.handlers,
                multi: true,
            }]);
        results.push(moduleMetadata.handlers);
    }
    if (moduleMetadata.inputs != null) {
        results.push([{
                provide: input_1.INPUT,
                useClass: moduleMetadata.inputs,
                multi: true,
            }]);
    }
    return _.flatten(results);
}
function $register() {
    const moduleMetadata = this.$getModuleMetadata();
    if (moduleMetadata.depends != null) {
        for (let m of moduleMetadata.depends) {
            m.$register();
        }
    }
    const constructors = this.$constructors();
    for (const constructor of constructors) {
        injection_1.beanProvider.register(constructor);
    }
    injection_1.beanProvider.register(this);
}

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