package common

import (
	"fmt"
	"github.com/aiscrm/redisgo"
	"github.com/jinzhu/gorm"
	_ "github.com/jinzhu/gorm/dialects/mysql"
	"gopkg"
	"gopkg.in/yaml.v2"
	"io/ioutil"
	"log"
	"lzyd-message-api/wrapper"
	"os"
	"path"
)

//serverModel get server information from config.yml
type serverModel struct {
	Mode string `yaml:"mode"` // run mode
	Host string `yaml:"host"` // server host
	Port string `yaml:"port"` // server port
}

//logModel get log information from config.yml
type logModel struct {
	Open  bool   `yaml:"open"`
	Mode  string `yaml:"mode"`
	Path  string `yaml:"file"`
	Level string `yaml:"level"`
}

type configModel struct {
	Server *serverModel `yaml:"server"`
	Log    *logModel    `yaml:"log"`
}

// LoadConfigInformation load config information for application
func LoadConfigInformation(configPath string) (err error) {

	var (
		filePath string
		wr       string
	)

	if configPath == "" {
		wr, _ = os.Getwd()
		wr = path.Join(wr, "conf")
	} else {
		wr = configPath
	}
	filePath = path.Join(wr, "config.yml")
	configData, err := ioutil.ReadFile(filePath)
	if err != nil {
		fmt.Printf(" config file read failed: %s", err)
		os.Exit(-1)
	}

	err = yaml.Unmarshal(configData, &ConfigInfo)
	if err != nil {
		fmt.Printf(" config parse failed: %s", err)
		os.Exit(-1)
	}

	// server information
	ServerInfo = ConfigInfo.Server
	// log information
	LoggerInfo = ConfigInfo.Log

	// log config load
	logPath := LoggerInfo.Path   //log path
	logLevel := LoggerInfo.Level // log level
	isDebug := true              // log mode
	if ServerInfo.Mode == "release" {
		isDebug = false
	}
	wrapper.LoggerInit(logLevel, logPath, isDebug)
	log.SetFlags(log.Lmicroseconds | log.Lshortfile | log.LstdFlags)

	// init db
	err = initDatabase("yuedong")
	if err != nil || DB == nil {
		fmt.Printf("database connect failed: %s", err)
		os.Exit(-1)
	}

	// init redis
	err = initRedisCacher()
	if err != nil || Cacher == nil {
		fmt.Printf("Redis connect failed: %s", err)
		os.Exit(-1)
	}

	// 初始化jwt中间件
	err = initJwtMiddleware(DB, Cacher)
	if err != nil {
		fmt.Printf("jwt middleware load error: %s", err)
		os.Exit(-1)
	}

	return
}

func initDatabase(dbname string) error {
	var err error
	//内网地址：rm-bp1cbq48ara8ex330.mysql.rds.aliyuncs.com
	//外网地址：rm-bp1cbq48ara8ex3309o.mysql.rds.aliyuncs.com
	DB, err = gopkg.OpenMysqlWithConfig(gopkg.MysqlConfig{
		Host:     "rm-bp1cbq48ara8ex330.mysql.rds.aliyuncs.com",
		Port:     "3306",
		UserName: "yuedong",
		Password: "Yuedong2020",
		Database: dbname,
	})
	return err
}

func initRedisCacher() error {
	//内网地址：r-bp15zxt342rl5rhrx9.redis.rds.aliyuncs.com
	//外网地址：r-bp15zxt342rl5rhrx9pd.redis.rds.aliyuncs.com
	var err error
	Cacher, err = redisgo.New(redisgo.Options{
		// prod
		//Addr:     "r-bp15zxt342rl5rhrx9.redis.rds.aliyuncs.com:6379",
		//Password: "AwCDT09m*SportRedis",

		// dev
		Addr:     "127.0.0.1:6379",
		Password: "",
		Db:       0,
	})
	return err
}

func initJwtMiddleware(db *gorm.DB, redis *redisgo.Cacher) error {
	return nil
}