package main

import (
	"blog/global"
	"blog/internal/model"
	"blog/internal/routess"
	"blog/pkg/logger"
	"blog/pkg/setting"
	"github.com/gin-gonic/gin"
	"github.com/gin-gonic/gin/binding"
	"github.com/go-playground/locales/en"
	"github.com/go-playground/locales/zh"
	"github.com/go-playground/locales/zh_Hant_TW"
	ut "github.com/go-playground/universal-translator"
	"github.com/go-playground/validator/v10"
	enTranslations "github.com/go-playground/validator/v10/translations/en"
	zhTranslations "github.com/go-playground/validator/v10/translations/zh"
	_ "github.com/go-sql-driver/mysql"
	"gopkg.in/natefinch/lumberjack.v2"
	"log"
	"net/http"
	"time"
)

func init() {
	err := setupSetting()
	if err != nil {
		log.Fatalf("init.setupSetting err: %v", err)
	}
	err = setupDBEngine()
	if err != nil {
		log.Fatalf("init.setupDBEngine err: %v", err)
	}
	err = setupLogger()
	if err != nil {
		log.Fatalf("init.setupLogger err: %v", err)
	}
}
func setupDBEngine() error {
	var err error
	global.DBEngine, err = model.NewDBEngine(global.DatabaseSetting)
	if err != nil {
		return err
	}
	return nil
}
func setupLogger() error {
	global.Logger = logger.NewLogger(&lumberjack.Logger{
		Filename:  global.AppSetting.LogSavePath + "/" + global.AppSetting.LogFileName + global.AppSetting.LogFileExt,
		MaxSize:   600,
		MaxAge:    10,
		LocalTime: true,
	}, "", log.LstdFlags).WithCaller(2)

	return nil
}

func setupSetting() error {
	newSetting, err := setting.NewSetting()
	if err != nil {
		return err
	}
	err = newSetting.ReadSection("Server", &global.ServerSetting)
	if err != nil {
		return err
	}
	err = newSetting.ReadSection("App", &global.AppSetting)
	if err != nil {
		return err
	}
	err = newSetting.ReadSection("Database", &global.DatabaseSetting)
	if err != nil {
		return err
	}
	err = newSetting.ReadSection("JWT", &global.JWTSetting)
	if err != nil {
		return err
	}
	err = newSetting.ReadSection("Email", &global.EmailSetting)
	if err != nil {
		return err
	}
	uni := ut.New(en.New(), zh.New(), zh_Hant_TW.New())
	global.ZhTrans, _ = uni.GetTranslator("zh")
	global.EnTrans, _ = uni.GetTranslator("en")
	v, ok := binding.Validator.Engine().(*validator.Validate)
	if ok {
		err = zhTranslations.RegisterDefaultTranslations(v, global.ZhTrans)
		if err != nil {
			return err
		}

		err = enTranslations.RegisterDefaultTranslations(v, global.EnTrans)
		if err != nil {
			return err
		}
	}

	global.JWTSetting.Expire *= time.Second
	global.ServerSetting.ReadTimeout *= time.Second
	global.ServerSetting.WriteTimeout *= time.Second
	return nil
}

// @title 博客系统
// @version 1.0
// @description Go 语言编程之旅：一起用 Go 做项目
// @termsOfService https://github.com/go-programming-tour-book
// @securityDefinitions.apikey ApiKeyAuth
// @in header
// @name Authorization
func main() {
	gin.SetMode(global.ServerSetting.RunMode)

	r := routess.NewRouter()
	s := &http.Server{
		Addr:           ":8080",
		Handler:        r,
		ReadTimeout:    10 * time.Second,
		WriteTimeout:   10 * time.Second,
		MaxHeaderBytes: 1 << 20,
	}
	s.ListenAndServe()
}