package middlewares

import (
	"gosimplenpm/config"
	"net/http"
	"strings"
)

func AuthMiddleware(cfg config.Config) Middleware {
	return func(next http.HandlerFunc) http.HandlerFunc {
		return func(w http.ResponseWriter, r *http.Request) {
			// get headers
			authHeader := r.Header.Get("Authorization")
			authFields := strings.Fields(authHeader)
			if len(authFields) != 2 || strings.ToLower(authFields[0]) != "bearer" {
				http.Error(w, "Authentication Error", http.StatusForbidden)
				return
			}
			token := authFields[1]
			if token != cfg.Token {
				http.Error(w, "Authentication Error", http.StatusForbidden)
				return
			}

			next(w, r)
		}
	}
}

// func AuthMiddleware(next http.HandlerFunc) http.HandlerFunc {
// 	return func(w http.ResponseWriter, r *http.Request) {
// 		if cfg == nil {
// 			log.Println("Config load error")
// 			http.Error(w, "Config load error", http.StatusInternalServerError)
// 			return
// 		}

// 		log.Println("Config was loaded")

// 		// get headers
// 		authHeader := r.Header.Get("Authorization")
// 		authFields := strings.Fields(authHeader)
// 		if len(authFields) != 2 || strings.ToLower(authFields[0]) != "bearer" {
// 			http.Error(w, "Authentication Error", http.StatusForbidden)
// 			return
// 		}
// 		token := authFields[1]
// 		if token != cfg.Token {
// 			http.Error(w, "Authentication Error", http.StatusForbidden)
// 			return
// 		}
// 		fmt.Println("Authorized")
// 		next(w, r)
// 	}
// }