package lib

import (
	"bytes"
	"encoding/json"
	"log"
	"net/http"
	"os"
	"strconv"
	"time"
)

const DISCORD_API = "https://discord.com/api/v10"

type ThreadRequest struct {
	Name                  string `json:"name"`
	Auto_archive_duration int    `json:"auto_archive_duration"`
}

type StatusBotSender struct {
}

func (bot *StatusBotSender) GetArchiveDuration() int {
	v, err := strconv.Atoi(os.Getenv("ARCHIVE_DURATION"))
	if err != nil {
		return 10080
	}
	return v
}

func (bot *StatusBotSender) GetThreadName() string {
	loc, _ := time.LoadLocation("Europe/Budapest")
	base := os.Getenv("THREAD_NAME")
	date := time.Now().In(loc).Format("2006-01-02")
	return base + " (" + date + ")"
}

func (bot *StatusBotSender) BuildBody() ([]byte, error) {
	return json.Marshal(ThreadRequest{
		Name:                  bot.GetThreadName(),
		Auto_archive_duration: bot.GetArchiveDuration(),
	})
}

func (bot *StatusBotSender) BuildRequest(body []byte) (*http.Request, error) {
	req, err := http.NewRequest(
		"POST",
		DISCORD_API+"/channels/"+os.Getenv("DISCORD_CHANNEL_ID")+"/threads",
		bytes.NewBuffer(body),
	)
	req.Header.Set("Authorization", "Bot "+os.Getenv("DISCORD_BOT_TOKEN"))
	req.Header.Set("Content-Type", "application/json")
	return req, err
}

func (bot *StatusBotSender) SendCreateThreadRequest() error {
	body, _ := bot.BuildBody()
	req, _ := bot.BuildRequest(body)
	log.Println(req.Method, req.URL.String(), req.Header.Values("Authorization"))
	log.Println("Sending request to create thread:", string(body))
	res, _ := http.DefaultClient.Do(req)
	log.Println("Response status:", res.Status)
	return nil
}