Fix styling

actions.go

@@ -11,6 +11,6 @@ const (
 	// DeliveryAction means that the event was a previous recipient reading their respective
 	// messages.
 	DeliveryAction
-    // PostBackAction represents post call back
+	// PostBackAction represents post call back
 	PostBackAction
 )

message.go

@@ -34,13 +34,13 @@ type Delivery struct {
 
 // PostBack represents postback callback
 type PostBack struct {
-    // Sender is who the message was sent from.
+	// Sender is who the message was sent from.
 	Sender Sender `json:"-"`
 	// Recipient is who the message was sent to.
 	Recipient Recipient `json:"-"`
 	// Time is when the message was sent.
 	Time time.Time `json:"-"`
-    // PostBack ID
+	// PostBack ID
 	Payload string `json:"payload"`
 }
 

messenger.go

@@ -23,7 +23,7 @@ type Options struct {
 	VerifyToken string
 	// Token is the access token of the Facebook page to send messages from.
 	Token string
-    // WebhookURL is where the Messenger client should listen for webhook events.
+	// WebhookURL is where the Messenger client should listen for webhook events.
 	WebhookURL string
 }
 
@@ -41,7 +41,7 @@ type Messenger struct {
 	mux              *http.ServeMux
 	messageHandlers  []MessageHandler
 	deliveryHandlers []DeliveryHandler
-    postBackHandlers []PostBackHandler
+	postBackHandlers []PostBackHandler
 	token            string
 	verifyHandler    func(http.ResponseWriter, *http.Request)
 }
@@ -143,26 +143,26 @@ func (m *Messenger) dispatch(r Receive) {
 			}
 
 			switch a {
-                case TextAction:
-                    for _, f := range m.messageHandlers {
-                        message := *info.Message
-                        message.Sender = info.Sender
-                        message.Recipient = info.Recipient
-                        message.Time = time.Unix(info.Timestamp, 0)
-                        f(message, resp)
-                    }
-                case DeliveryAction:
-                    for _, f := range m.deliveryHandlers {
-                        f(*info.Delivery, resp)
-                    }
-                case PostBackAction:
-                    for _, f := range m.postBackHandlers {
-                        message := *info.PostBack
-                        message.Sender = info.Sender
-                        message.Recipient = info.Recipient
-                        message.Time = time.Unix(info.Timestamp, 0)
-                        f(message, resp)
-                    }
+			case TextAction:
+				for _, f := range m.messageHandlers {
+					message := *info.Message
+					message.Sender = info.Sender
+					message.Recipient = info.Recipient
+					message.Time = time.Unix(info.Timestamp, 0)
+					f(message, resp)
+				}
+			case DeliveryAction:
+				for _, f := range m.deliveryHandlers {
+					f(*info.Delivery, resp)
+				}
+			case PostBackAction:
+				for _, f := range m.postBackHandlers {
+					message := *info.PostBack
+					message.Sender = info.Sender
+					message.Recipient = info.Recipient
+					message.Time = time.Unix(info.Timestamp, 0)
+					f(message, resp)
+				}
 			}
 		}
 	}

receiving.go

@@ -33,7 +33,7 @@ type MessageInfo struct {
 	// Delivery is the contents of a message if it is a DeliveryAction.
 	// Nil if it is not a DeliveryAction.
 	Delivery *Delivery `json:"delivery"`
-    
+
 	PostBack *PostBack `json:"postback"`
 }
 

response.go

@@ -97,22 +97,23 @@ func (r *Response) Image(im image.Image) error {
 	return nil
 }
 
+// ButtonTemplate sends a message with the main contents being button elements
 func (r *Response) ButtonTemplate(text string, buttons *[]StructuredMessageButton) error {
-    m := SendStructuredMessage {
+	m := SendStructuredMessage{
 		Recipient: r.to,
-		Message: StructuredMessageData {
-			Attachment: StructuredMessageAttachment {
-                Type: "template",
-                Payload: StructuredMessagePayload {
-                    TemplateType: "button",
-                    Text: text,
-                    Buttons: buttons,
-                    Elements: nil,
-                },
-            },
+		Message: StructuredMessageData{
+			Attachment: StructuredMessageAttachment{
+				Type: "template",
+				Payload: StructuredMessagePayload{
+					TemplateType: "button",
+					Text:         text,
+					Buttons:      buttons,
+					Elements:     nil,
+				},
+			},
 		},
 	}
-    
+
 	data, err := json.Marshal(m)
 	if err != nil {
 		return nil
@@ -130,25 +131,26 @@ func (r *Response) ButtonTemplate(text string, buttons *[]StructuredMessageButto
 
 	resp, err := client.Do(req)
 	defer resp.Body.Close()
-    
+
 	return err
 }
 
+// GenericTemplate is a message which allows for structural elements to be sent
 func (r *Response) GenericTemplate(text string, elements *[]StructuredMessageElement) error {
-    m := SendStructuredMessage {
+	m := SendStructuredMessage{
 		Recipient: r.to,
-		Message: StructuredMessageData {
-			Attachment: StructuredMessageAttachment {
-                Type: "template",
-                Payload: StructuredMessagePayload {
-                    TemplateType: "generic",
-                    Buttons: nil,
-                    Elements: elements,
-                },
-            },
+		Message: StructuredMessageData{
+			Attachment: StructuredMessageAttachment{
+				Type: "template",
+				Payload: StructuredMessagePayload{
+					TemplateType: "generic",
+					Buttons:      nil,
+					Elements:     elements,
+				},
+			},
 		},
 	}
-    
+
 	data, err := json.Marshal(m)
 	if err != nil {
 		return nil
@@ -166,7 +168,7 @@ func (r *Response) GenericTemplate(text string, elements *[]StructuredMessageEle
 
 	resp, err := client.Do(req)
 	defer resp.Body.Close()
-    
+
 	return err
 }
 
@@ -181,45 +183,45 @@ type MessageData struct {
 	Text string `json:"text,omitempty"`
 }
 
-// SendStructuredMessage is a structured message template
+// SendStructuredMessage is a structured message template.
 type SendStructuredMessage struct {
-	Recipient Recipient   `json:"recipient"`
+	Recipient Recipient             `json:"recipient"`
 	Message   StructuredMessageData `json:"message"`
 }
 
+// StructuredMessageData is an attachment sent with a structured message.
 type StructuredMessageData struct {
 	Attachment StructuredMessageAttachment `json:"attachment"`
 }
 
+// StructuredMessageAttachment is the attachment of a structured message.
 type StructuredMessageAttachment struct {
-    // Template allways
+	// Type must be template
 	Type string `json:"type"`
 	// Payload is the information for the file which was sent in the attachment.
 	Payload StructuredMessagePayload `json:"payload"`
 }
 
+// StructuredMessagePayload is the actual payload of an attachment
 type StructuredMessagePayload struct {
-    // button, generic, receipt
-	TemplateType string `json:"template_type"`
-    Text string `json:"text,omitempty"`
-    Elements *[]StructuredMessageElement `json:"elements,omitempty"`
-    Buttons *[]StructuredMessageButton `json:"buttons,omitempty"`
+	// TemplateType must be button, generic or receipt
+	TemplateType string                      `json:"template_type"`
+	Text         string                      `json:"text,omitempty"`
+	Elements     *[]StructuredMessageElement `json:"elements,omitempty"`
+	Buttons      *[]StructuredMessageButton  `json:"buttons,omitempty"`
 }
 
-// StructuredMessageElement - Generic Template
+// StructuredMessageElement is a response containing structural elements
 type StructuredMessageElement struct {
-    Title string `json:"title"`
-    ImageURL string `json:"image_url"`
-    Subtitle string `json:"subtitle"`
-    Buttons []StructuredMessageButton `json:"buttons"`
+	Title    string                    `json:"title"`
+	ImageURL string                    `json:"image_url"`
+	Subtitle string                    `json:"subtitle"`
+	Buttons  []StructuredMessageButton `json:"buttons"`
 }
 
-// StructuredMessageButton - Button Template
+// StructuredMessageButton is a response containing buttons
 type StructuredMessageButton struct {
-    Type string `json:"type"`
-    URL string `json:"url"`
-    Title string `json:"title"`
+	Type  string `json:"type"`
+	URL   string `json:"url"`
+	Title string `json:"title"`
 }
-
-
-