package setting

import (
	"errors"
	"github.com/go-ini/ini"
	"github.com/jacobsa/go-serial/serial"
	"github.com/kptyun/KPTCOMM/pkg/util"
	"log"
	"os"
	"os/exec"
	"path/filepath"
	"runtime"
	"strings"
	"time"
)

type App struct {
	JwtSecret string
	PageSize  int
	PrefixUrl string

	RuntimeRootPath string

	FileSavePath  string
	FileMaxSize   int  // 普通文件上传的限制大小，单位byte, 最大单位1GB
	FileAllowType [] string  // 允许上传的文件后缀名

	ImageSavePath  string
	ImageMaxSize   int
	ImageAllowExts []string

	ThumbnailSavePath  string
	ThumbnailMaxWidth  int
	ThumbnailMaxHeight int

	ExportSavePath string
	QrCodeSavePath string
	FontSavePath   string

	LogSavePath string
	LogSaveName string
	LogFileExt  string
	TimeFormat  string
}

var AppSetting = &App{}

type Server struct {
	RunMode      string
	HttpPort     int
	ReadTimeout  time.Duration
	WriteTimeout time.Duration
	NoAuth  int
	Mdns_servicename string
	Mdns_serviceport int
	HttpsPort int
	Https  int
	CrtPath string
	KeyPath string
	ServerName string
	DisplayName string
	Description string
	GRFD string
	GRFDURL string
}

var ServerSetting = &Server{}

var CommSetting = &serial.OpenOptions{}
var SnowIds *util.IdWorker

type Database struct {
	Type        string
	User        string
	Password    string
	Host        string
	Name        string
	ShowXormlog  bool
	ShowGetSqllog bool
	CacheApiSql bool
	TablePrefix string
}


var DatabaseSetting = &Database{}


var cfg *ini.File


var CurrentPath string
func GetCurrentPath() (string, error) {
	file, err := exec.LookPath(os.Args[0])
	if err != nil {
		return "", err
	}
	path, err := filepath.Abs(file)
	if err != nil {
		return "", err
	}
	//fmt.Println("path111:", path)
	if runtime.GOOS == "windows" {
		path = strings.Replace(path, "\\", "/", -1)
	}
	//fmt.Println("path222:", path)
	i := strings.LastIndex(path, "/")
	if i < 0 {
		return "", errors.New(`Can't find "/" or "\".`)
	}
	//fmt.Println("path333:", path)
	return string(path[0 : i+1]), nil
}
func Setup(dir string) {
	var err error
	if strings.Trim(dir," ")=="" {
		CurrentPath, err = GetCurrentPath()
	}else {
		CurrentPath=dir
	}
	cfg, err = ini.Load(CurrentPath+"conf/app.ini")
	if err != nil {
		log.Fatalf("setting.Setup, fail to parse 'conf/app.ini': %v", err)
	}

	SnowIds,err =util.NewIdWorker(1)
	if err != nil {
		log.Fatalf("setting.Setup, fail to create SnowIds: %v", err)
	}
	DatabaseSetting.ShowXormlog = false
	DatabaseSetting.ShowGetSqllog = false
	DatabaseSetting.CacheApiSql = false
	mapTo("app", AppSetting)
	mapTo("server", ServerSetting)
	mapTo("database", DatabaseSetting)
	mapTo("comm", CommSetting)

	AppSetting.ImageMaxSize = AppSetting.ImageMaxSize * 1024 * 1024
	ServerSetting.ReadTimeout = ServerSetting.ReadTimeout * time.Second
	ServerSetting.WriteTimeout = ServerSetting.ReadTimeout * time.Second

	ServerSetting.CrtPath = CurrentPath + ServerSetting.CrtPath
	ServerSetting.KeyPath = CurrentPath + ServerSetting.KeyPath


}

func mapTo(section string, v interface{}) {
	err := cfg.Section(section).MapTo(v)
	if err != nil {
		log.Fatalf("Cfg.MapTo RedisSetting err: %v", err)
	}
}