http_response

type Body struct {
	Success   bool        `json:"success"`
	Timestamp time.Time   `json:"timestamp,omitempty"`
	Message   string      `json:"message,omitempty"`
	Errors    []Error     `json:"errors,omitempty"`
	Data      interface{} `json:"data,omitempty"`
}

type Builder interface {
	// AppendError add an error to HTTP Response Body.
	AppendError(code int64, reason string) Builder

	// AppendErrors add multiple errors to HTTP Response Body.
	AppendErrors(errors ...Error) Builder

	// Build returns the HTTP Response Body.
	Build() Body

	// Clean all the information set to HTTP Response Body.
	Clean() Builder

	// SetData set the HTTP Response Body's Data.
	SetData(data interface{}) Builder

	// SetErrors set the HTTP Response Body's Errors.
	SetErrors(errors ...Error) Builder

	// SetMessage set the HTTP Response Body's Message.
	SetMessage(message string) Builder

	// SetStatusCode set the status code of HTTP Response.
	SetStatusCode(statusCode int) Builder

	// Send the HTTP Response via the SendFunc callback provided.
	Send(callback SendFunc) error

	// Write the HTTP Response to the http.ResponseWriter.
	Write(writer http.ResponseWriter) (int, error)
}

type Error struct {
	Code   int64  `json:"code"`
	Reason string `json:"reason"`
}

type SendFunc func(statusCode int, value interface{}) error