nats-micro/lib/cjs/decorators/storage.js

NATS micro compatible extra-lightweight microservice library

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.storage = void 0;
const misc_js_1 = require("../utils/misc.js");
class ClassStorage {
    constructor() {
        this.items = [];
    }
    ensureClassAdded(target) {
        const existing = this.items.find((ms) => ms.target === target);
        if (existing)
            return existing;
        const added = {
            target: target,
            config: {
                name: '',
                description: '',
                version: '0.0.0',
                metadata: {},
            },
            methods: [],
        };
        this.items.push(added);
        return added;
    }
    ensureClassMethodAdded(targetClass, classMethod) {
        const storedClass = this.ensureClassAdded(targetClass);
        const existing = storedClass.methods.find((m) => m.method === classMethod);
        if (existing)
            return existing;
        const added = {
            method: classMethod,
            config: {},
        };
        storedClass.methods.push(added);
        return added;
    }
    getConfig(target) {
        var _a;
        const constructor = Object.getPrototypeOf(target).constructor.prototype;
        const ms = this.items.find((m) => m.target === constructor);
        if (!ms)
            return undefined;
        const methods = {};
        for (const method of ms.methods) {
            const methodName = (_a = method.config.name) !== null && _a !== void 0 ? _a : (0, misc_js_1.kebabCase)(method.method.name);
            // eslint-disable-next-line @typescript-eslint/no-explicit-any
            const targetMethod = target[method.method.name];
            if (!targetMethod)
                throw new Error(`Class method ${method.method.name} is missing in target object`);
            methods[methodName] = Object.assign(Object.assign({}, method.config), { handler: targetMethod });
        }
        return Object.assign(Object.assign({}, ms.config), { methods });
    }
}
exports.storage = new ClassStorage();
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