package main

import (
	"encoding/json"
	"fmt"
	"io"
	"log"
	"net/http"
	"os"
	"strings"
)

type Config struct {
	URL      string `json:"url"`
	Username string `json:"username"`
	Password string `json:"password"`
}

var serverConfig Config

func read_config() {
	file, err := os.ReadFile("config.json")
	if err != nil {
		fmt.Print(err.Error())
		return
	}

	err = json.Unmarshal(file, &serverConfig)
	if err != nil {
		fmt.Print(err.Error())
	}
}

func convert_username_into_url(username string) string {
	result := strings.ReplaceAll(username, "@", "%40")
	return result
}

func main() {
	read_config()

	client := &http.Client{}

	xml := `<?xml version="1.0" encoding="UTF-8"?>
	<d:propfind xmlns:d="DAV:">
  <d:prop>
    <d:displayname/>
    <d:resourcetype/>
  </d:prop>
	</d:propfind>`

	body := strings.NewReader(xml)

	req, _ := http.NewRequest(
		"PROPFIND",
		serverConfig.URL+"/dav/cal/"+convert_username_into_url(serverConfig.Username),
		body,
	)

	req.SetBasicAuth(serverConfig.Username, serverConfig.Password)
	req.Header.Set("Depth", "1")
	req.Header.Set("Content-Type", "application/xml")

	resp, err := client.Do(req)
	if err != nil {
		fmt.Print(err.Error())
	}
	defer resp.Body.Close()

	body2, err := io.ReadAll(resp.Body)
	if err != nil {
		log.Fatal(err)
	}

	fmt.Println(string(body2))
}