openai-mock-api/dist/middleware/logging.middleware.js

A mock OpenAI API server for testing LLM applications

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.LoggingMiddleware = void 0;
class LoggingMiddleware {
    constructor(logger) {
        this.logger = logger;
    }
    middleware() {
        return (req, res, next) => {
            const start = Date.now();
            const requestId = this.generateRequestId();
            // Log request
            this.logger.debug(`[${requestId}] ${req.method} ${req.path}`, {
                headers: req.headers,
                body: req.body,
                query: req.query,
            });
            // Capture response
            const originalSend = res.send;
            const logger = this.logger;
            res.send = function (data) {
                res.send = originalSend;
                const duration = Date.now() - start;
                logger.debug(`[${requestId}] Response ${res.statusCode} (${duration}ms)`, {
                    statusCode: res.statusCode,
                    duration,
                });
                return res.send(data);
            };
            next();
        };
    }
    generateRequestId() {
        return Math.random().toString(36).substring(2, 9);
    }
}
exports.LoggingMiddleware = LoggingMiddleware;
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