package middleware

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

type statusRecorder struct {
	http.ResponseWriter
	statusCode int
}

func (rec *statusRecorder) WriteHeader(code int) {
	rec.statusCode = code
	rec.ResponseWriter.WriteHeader(code)
}

func Logger(next http.Handler) http.Handler {
	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		if r.URL.Path == "/health" {
			start := time.Now()
			next.ServeHTTP(w, r)
			log.Printf("%s %s %s %v", r.Method, r.RequestURI, r.RemoteAddr, time.Since(start))
			return
		}

		start := time.Now()
		rec := &statusRecorder{ResponseWriter: w, statusCode: http.StatusOK}
		next.ServeHTTP(rec, r)
		duration := time.Since(start)

		log.Printf("%s %s %s %d %v", r.Method, r.RequestURI, r.RemoteAddr, rec.statusCode, duration)
	})
}