//
// Copyright 2019 AT&T Intellectual Property
// Copyright 2019 Nokia
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//      http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

//  This source code is part of the near-RT RIC (RAN Intelligent Controller)
//  platform project (RICP).


package kubernetes

import (
	"bytes"
	"encoding/json"
	"io/ioutil"
	"log"
	"net/http"
	"time"
)

func Logger(inner http.Handler, name string) http.Handler {
	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		start := time.Now()

		inner.ServeHTTP(w, r)

		body, err := ioutil.ReadAll(r.Body)
		if err != nil {
			log.Printf("Error reading body: %v", err)
			http.Error(w, "can't read body", http.StatusBadRequest)
			return
		}

		buffer := new(bytes.Buffer)
		_ =json.Compact(buffer, body)

		log.Printf(
			"%s %s  body: %s elapsed: %s",
			r.Method,
			r.RequestURI,
			buffer,
			time.Since(start),
		)
	})
}