added inputMediaPhoto entity

entity/input_media.go

@@ -0,0 +1,41 @@
+package entity
+
+// InputMedia represents the content of a media message to be sent.
+// It should be one of
+//
+// * InputMediaAnimation
+//
+// * InputMediaDocument
+//
+// * InputMediaAudio
+//
+// * InputMediaPhoto
+//
+// * InputMediaVideo
+//
+// TODO: incomplete
+type InputMedia struct {
+	*InputMediaPhoto
+}
+
+// InputMediaPhoto represents a photo to be sent.
+type InputMediaPhoto struct {
+	// Type is type of the result, must be `photo`.
+	//
+	// It is a required field
+	Type string `json:"type,omitempty"`
+	// Media file to send.
+	// Pass a file_id to send a file that exists on the Telegram servers (recommended),
+	// pass an HTTP URL for Telegram to get a file from the Internet,
+	// or pass “attach://<file_attach_name>” to upload a new one using multipart/form-data
+	// under <file_attach_name> name.
+	//
+	// It is a required field
+	Media string `json:"media,omitempty"`
+	// Caption is Caption of the photo to be sent, 0-1024 characters after entities parsing.
+	Caption string `json:"caption,omitempty"`
+	// ParseMode is Mode for parsing entities in the photo caption.
+	ParseMode string `json:"parse_mode,omitempty"`
+	// CaptionEntities List of special entities that appear in the caption, which can be specified instead of parse_mode
+	CaptionEntities []MessageEntity `json:"caption_entities,omitempty"`
+}