package main

import (
	"database/sql"
	"encoding/json"
	"fmt"
	"net/http"
	"time"
)

type Handler struct {
	db   *sql.DB
	ntfy *Ntfy
}

func (h *Handler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
	fmt.Printf("%s - [%s] (%s) %s\n", time.Now().Format(time.RFC3339), r.RemoteAddr, r.Method, r.URL)

	switch true {
	case r.Method == "GET" && r.URL.Path == "/":
		rsvps, err := GetRsvps(h.db)
		if err != nil {
			w.WriteHeader(http.StatusInternalServerError)
			fmt.Fprintf(w, "%s", err.Error())
			return
		}

		w.WriteHeader(http.StatusOK)
		fmt.Fprintf(w, "%#v", rsvps)
	case r.Method == "POST" && r.URL.Path == "/":
		var rsvp Rsvp

		err := json.NewDecoder(r.Body).Decode(&rsvp)

		if err != nil {
			fmt.Println(err)
			w.WriteHeader(http.StatusInternalServerError)
			return
		}

		_, err = rsvp.CreateRsvp(h.db)
		fmt.Printf("%#v\n", rsvp)

		if err != nil {
			fmt.Println(err)
			w.WriteHeader(http.StatusInternalServerError)
			return
		}

		if h.ntfy != nil {
			SendRsvpNotification(h.ntfy, &rsvp)
		}
		w.WriteHeader(http.StatusAccepted)
	default:
		w.WriteHeader(http.StatusNotFound)
	}
}