package middleware

import (
	"log"
	"net/http"
	"time"
)

type wrappedWriter struct {
	http.ResponseWriter
	statusCode int
}

func (w *wrappedWriter) WriteHeader(statusCode int) {
	w.ResponseWriter.WriteHeader(statusCode)
	w.statusCode = statusCode
}

// Logging is a middleware function that logs the request method, URL path, and status code
func Logging(next http.Handler) http.Handler {
	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		start := time.Now()

		wrapped := &wrappedWriter{
			ResponseWriter: w,
			statusCode:     http.StatusOK,
		}

		// Get request ID from header (set by RequestID middleware)
		requestID := r.Header.Get(RequestIDHeader)
		
		next.ServeHTTP(wrapped, r)

		log.Printf("[%s] %d %s %s %v", requestID, wrapped.statusCode, r.Method, r.URL.Path, time.Since(start))
	})
}