controller

type APIHandler interface {
	Handle() (*Response, error) //具体api逻辑
}

type ImportYYetsAPI struct {
	Params struct {
		Username string `json:"username"`
		Password string `json:"password"`
	} `http:"json"`
	DB *gorm.DB
}

type Limiter interface {
	SetLimit(int)
	GetLimit() int
}

type Response struct {
	ErrorCode int         `json:"error_code"`
	Msg       string      `json:"msg"`
	Data      interface{} `json:"data,omitempty"`
}

type Validator interface {
	Validate() error //权限验证相关
}