Add sample code of 'image_carousel' and 'datetime picker postback'.

Author: be-hase

examples/flask-kitchensink/app.py

@@ -32,8 +32,8 @@
     MessageEvent, TextMessage, TextSendMessage,
     SourceUser, SourceGroup, SourceRoom,
     TemplateSendMessage, ConfirmTemplate, MessageTemplateAction,
-    ButtonsTemplate, URITemplateAction, PostbackTemplateAction,
-    CarouselTemplate, CarouselColumn, PostbackEvent,
+    ButtonsTemplate, ImageCarouselTemplate, ImageCarouselColumn, URITemplateAction, PostbackTemplateAction,
+    DatetimePickerTemplateAction, CarouselTemplate, CarouselColumn, PostbackEvent,
     StickerMessage, StickerSendMessage, LocationMessage, LocationSendMessage,
     ImageMessage, VideoMessage, AudioMessage,
     UnfollowEvent, FollowEvent, JoinEvent, LeaveEvent, BeaconEvent
@@ -157,7 +157,21 @@ def handle_text_message(event):
             ]),
         ])
         template_message = TemplateSendMessage(
-            alt_text='Buttons alt text', template=carousel_template)
+            alt_text='Carousel alt text', template=carousel_template)
+        line_bot_api.reply_message(event.reply_token, template_message)
+    elif text == 'image_carousel':
+        image_carousel_template = ImageCarouselTemplate(columns=[
+            ImageCarouselColumn(image_url='https://via.placeholder.com/1024x1024',
+                                action=DatetimePickerTemplateAction(label='Choose date',
+                                                                    data='datetime_postback',
+                                                                    mode='datetime')),
+            ImageCarouselColumn(image_url='https://via.placeholder.com/1024x1024',
+                                action=DatetimePickerTemplateAction(label='Choose date',
+                                                                    data='datetime_postback',
+                                                                    mode='datetime'))
+        ])
+        template_message = TemplateSendMessage(
+            alt_text='ImageCarousel alt text', template=image_carousel_template)
         line_bot_api.reply_message(event.reply_token, template_message)
     elif text == 'imagemap':
         pass
@@ -244,6 +258,9 @@ def handle_postback(event):
     if event.postback.data == 'ping':
         line_bot_api.reply_message(
             event.reply_token, TextSendMessage(text='pong'))
+    elif event.postback.data == 'datetime_postback':
+        line_bot_api.reply_message(
+            event.reply_token, TextSendMessage(text=event.postback.params.datetime))
 
 
 @handler.add(BeaconEvent)