package umlog

import (
	"AngkorWalletScanning/ummessage"
	"fmt"
	"log"
	"os"
	"runtime"
	"strconv"
	"strings"
)

type Logger struct {
	Debug *log.Logger
	Info  *log.Logger
	Warn  *log.Logger
	Error *log.Logger
}

var (
	logFile   *os.File
	umLogger  Logger
	log_level string = ""
)

// 패키지 외부에서 사용하기 위해서는 첫문자는 대문자로...
func Init(logfile string, messageToken string, messageId string) error {
	var err error
	logFile, err = os.OpenFile(logfile, os.O_CREATE|os.O_WRONLY|os.O_APPEND, 0o666)
	if err != nil {
		return err
	}
	umLogger.Debug = log.New(logFile, "[DEBUG] ", log.Ldate|log.Ltime)
	umLogger.Info = log.New(logFile, "[INFO] ", log.Ldate|log.Ltime)
	umLogger.Warn = log.New(logFile, "[WARN] ", log.Ldate|log.Ltime)
	umLogger.Error = log.New(logFile, "[ERROR] ", log.Ldate|log.Ltime)

	ummessage.InitTelegramBot(messageToken, messageId)

	return nil
}

func Close() {
	logFile.Close()
}

func SetLevel(level string) {
	switch level {
	case "I":
		log_level = "info"
	case "W":
		log_level = "warn"
	case "E":
		log_level = "error"
	default:
		log_level = "debug"
	}
}

func debugInfo() (string, string, string) {
	funcname, filename, line, _ := runtime.Caller(2)
	functionname := runtime.FuncForPC(funcname).Name()
	filenames := strings.Split(filename, "/")
	return filenames[len(filenames)-1], functionname, strconv.Itoa(line)
}

func Message(title string, body string) {
	chatId := int64(-5029236432)
	token := "7108014537:AAHU7299mCzHsBJp1KmPMp7tZEGfGsQ-ffM"
	ummessage.SendMessageDirect(chatId, token, title, body)
}
func Error(format string, args ...interface{}) {
	if log_level == "error" || log_level == "warn" || log_level == "info" || log_level == "debug" {
		filename, function, line := debugInfo()
		message := fmt.Sprintf(format, args...)
		umLogger.Error.Println("[" + filename + "][" + function + "][" + line + "] " + message)
		ummessage.SendMessage("["+filename+"]["+function+"]["+line+"]", message)
	}
}

func Warn(format string, args ...interface{}) {
	if log_level == "warn" || log_level == "info" || log_level == "debug" {
		filename, _, line := debugInfo()
		message := fmt.Sprintf(format, args...)
		umLogger.Warn.Println("[" + filename + "][" + line + "] " + message)
	}
}

func Info(format string, args ...interface{}) {
	if log_level == "info" || log_level == "debug" {
		filename, _, line := debugInfo()
		message := fmt.Sprintf(format, args...)
		umLogger.Info.Println("[" + filename + "][" + line + "] " + message)
	}
}

func Debug(format string, args ...interface{}) {
	if log_level == "debug" {
		filename, function, line := debugInfo()
		message := fmt.Sprintf(format, args...)
		umLogger.Debug.Println("[" + filename + "][" + function + "][" + line + "] " + message)
	}
}