notification

type Message struct {
	ExpiredAt   time.Time `gorm:"not null; index:idx_retry;"`
	Hosts       string    `gorm:"not null; type:varchar(255);"`
	Path        string    `gorm:"not null; type:varchar(255);"`
	Method      string    `gorm:"type:varchar(255);"` //默认使用POST
	ContentType string    `gorm:"type:varchar(255);"` //默认使用application/json
	Data        []byte
}

type Notifier struct {
	// contains filtered or unexported fields
}

type NotifierMessage struct {
	ID          string     `gorm:"primaryKey; type:varchar(255);"`
	ServiceName string     `gorm:"index:idx_retry; type:varchar(255);"`
	SuccessAt   *time.Time `gorm:"index:idx_retry"`
	Message     `gorm:"embedded"`
	FailCount   int `gorm:"type:int(11);"`
	CreatedAt   time.Time
	UpdatedAt   time.Time
}

type Options struct {
	ServiceName string
	Validate    //验证http应答是否合法，不合法的将轮询重试请求
	context.Context
	PollingInterval    time.Duration //轮询间隔
	DefaultContentType string
	DefaultMethod      string
}

type Validate func(*http.Response) error