@texagon/nestjs-health/dist/health/request-logger.middleware.js

A comprehensive health monitoring package for NestJS applications with metrics and Kubernetes-ready health checks

"use strict";
var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
    var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
    if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
    else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
    return c > 3 && r && Object.defineProperty(target, key, r), r;
};
var __metadata = (this && this.__metadata) || function (k, v) {
    if (typeof Reflect === "object" && typeof Reflect.metadata === "function") return Reflect.metadata(k, v);
};
var RequestLoggerMiddleware_1;
Object.defineProperty(exports, "__esModule", { value: true });
exports.RequestLoggerMiddleware = void 0;
const common_1 = require("@nestjs/common");
const metrics_service_1 = require("./metrics.service");
let RequestLoggerMiddleware = RequestLoggerMiddleware_1 = class RequestLoggerMiddleware {
    constructor(metricsService) {
        this.metricsService = metricsService;
        this.logger = new common_1.Logger(RequestLoggerMiddleware_1.name);
    }
    use(req, res, next) {
        const start = Date.now();
        const { method, originalUrl } = req;
        res.on("finish", () => {
            const responseTime = Date.now() - start;
            const statusCode = res.statusCode;
            this.metricsService.recordRequest(method, originalUrl, statusCode, responseTime);
            this.logger.debug(`${method} ${originalUrl} ${statusCode} ${responseTime}ms`);
        });
        next();
    }
};
exports.RequestLoggerMiddleware = RequestLoggerMiddleware;
exports.RequestLoggerMiddleware = RequestLoggerMiddleware = RequestLoggerMiddleware_1 = __decorate([
    (0, common_1.Injectable)(),
    __metadata("design:paramtypes", [metrics_service_1.MetricsService])
], RequestLoggerMiddleware);
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