✨ Added SendMediaGroup method

send_media_group.go

@@ -0,0 +1,34 @@
+package telegram
+
+import (
+	"strconv"
+
+	json "github.com/pquerna/ffjson/ffjson"
+	http "github.com/valyala/fasthttp"
+)
+
+// SendMediaGroup send a group of photos or videos as an album. On success, an array of the sent
+// Messages is returned.
+func (bot *Bot) SendMediaGroup(chatID int64, media []InputFile, replyToMessageID int, disableNotification bool) ([]*Message, error) {
+	args := http.AcquireArgs()
+	args.Add("chat_id", strconv.FormatInt(chatID, 10))
+	args.Add("disable_notification", strconv.FormatBool(disableNotification))
+
+	if replyToMessageID != 0 {
+		args.Add("reply_to_message_id", strconv.Itoa(replyToMessageID))
+	}
+
+	dst, err := json.Marshal(media)
+	if err != nil {
+		return nil, err
+	}
+
+	resp, err := bot.request(dst, "sendMediaGroup", args)
+	if err != nil {
+		return nil, err
+	}
+
+	var data []*Message
+	err = json.Unmarshal(*resp.Result, &data)
+	return data, err
+}

types.go

@@ -39,6 +39,8 @@ const (
 	MimePDF  = "application/pdf"
 	MimeZIP  = "application/zip"
 
+	PrefixAttach = "attach://"
+
 	StatusAdministrator = "administrator"
 	StatusCreator       = "creator"
 	StatusKicked        = "kicked"