package main

import (
	"encoding/json"
	"fmt"
	"log"
	"net/http"
	"time"
)

type NewMeetingResponse struct {
	LastMeeting time.Time `json:"LastMeetingTime"`
}

var lastMeeting time.Time

func httpGetMeeting(w http.ResponseWriter, r *http.Request) {
	w.Header().Set("Content-Type", "application/json")
	err := json.NewEncoder(w).Encode(NewMeetingResponse{lastMeeting})
	if err != nil {
		log.Fatal(err)
	}
}

func httpCreateMeeting(w http.ResponseWriter, r *http.Request) {
	lastMeeting = time.Now()
	w.Header().Set("Content-Type", "application/json")
	json.NewEncoder(w).Encode(NewMeetingResponse{lastMeeting})
}

func meetEndpoint(w http.ResponseWriter, r *http.Request) {
	switch r.Method {
	case "GET":
		httpGetMeeting(w, r)
	case "POST":
		httpCreateMeeting(w, r)
	default:
		w.WriteHeader(405)
		fmt.Fprintf(w, "HTTP method must be GET or POST")
	}
}