mtgbot/models/models.go
2019-01-03 15:58:32 +08:00

73 lines
1.1 KiB
Go

package models
import (
"fmt"
"log"
"git.trj.tw/golang/mtgbot/modules/config"
"github.com/jmoiron/sqlx"
_ "github.com/lib/pq"
)
var x *sqlx.DB
// NewDB -
func NewDB() *sqlx.DB {
var err error
conf := config.GetConf()
userPassStr := conf.Database.User
if len(conf.Database.Pass) > 0 {
userPassStr += ":" + conf.Database.Pass
}
connStr := fmt.Sprintf("postgres://%s@%s/%s?sslmode=disable", userPassStr, conf.Database.Host, conf.Database.DB)
x, err = sqlx.Connect("postgres", connStr)
if err != nil {
log.Fatal(err)
}
x.SetMaxIdleConns(10)
x.SetMaxOpenConns(100)
err = x.Ping()
if err != nil {
log.Fatal(err)
}
return x
}
// String - get string ptr
func String(s string) *string {
return &s
}
// Int - get int ptr
func Int(i int) *int {
return &i
}
// OrderStr -
type OrderStr string
func (o OrderStr) String() string {
return string(o)
}
// OpStr -
type OpStr string
func (s OpStr) String() string {
return string(s)
}
// Op var
const (
SearchOpEq OpStr = "="
SearchOpNeq = "!="
SearchOpLt = "<"
SearchOpLte = "<="
SearchOpGt = ">"
SearchOpGte = ">="
)