package comm

import (
	_ "github.com/go-sql-driver/mysql"
	gocloud "github.com/mgr9525/go-cloud"
	"github.com/xormplus/xorm"
	"gopkg.in/mgo.v2"
)

var (
	DbMain  *xorm.Engine
	DbMongo *mgo.Session
)

func InitDb() error {
	err := initDbMain()
	if err != nil {
		return err
	}
	err = initDbMongo()
	if err != nil {
		return err
	}
	return nil
}
func initDbMain() error {
	cnf := gocloud.CloudConf.Datasorce["main"]
	if !cnf.Enable {
		return nil
	}
	if len(cnf.Driver) <= 0 || len(cnf.Url) <= 0 {
		return nil
	}
	db, err := xorm.NewEngine(cnf.Driver, cnf.Url)
	if err != nil {
		return err
	}

	err = db.RegisterSqlTemplate(xorm.Pongo2("./../sqltpls", ".stpl"))
	if err != nil {
		println("db RegisterSqlTemplate error : " + err.Error())
	}

	DbMain = db
	return nil
}

func initDbMongo() error {
	cnf := gocloud.CloudConf.Datasorce["mongo"]
	if !cnf.Enable {
		return nil
	}
	if len(cnf.Driver) <= 0 || len(cnf.Url) <= 0 {
		return nil
	}
	db, err := mgo.Dial(cnf.Url)
	if err != nil {
		return err
	}
	DbMongo = db
	return nil
}