Update app.py

app.py

@@ -10,8 +10,8 @@ from linebot.v3.messaging import (
     Configuration, ApiClient, MessagingApi,
     ReplyMessageRequest, TextMessage
 )
-# Image message model (v3)
-from linebot.v3.messaging.models.image_send_message import ImageSendMessage
+# ✅ LINE v3: use ImageMessage (not ImageSendMessage)
+from linebot.v3.messaging.models import ImageMessage
 from linebot.v3.webhooks import MessageEvent, TextMessageContent
 
 import requests
@@ -21,11 +21,10 @@ import plotly.express as px
 # --- Environment Variables ---
 CHANNEL_ACCESS_TOKEN = os.getenv("CHANNEL_ACCESS_TOKEN")
 CHANNEL_SECRET = os.getenv("CHANNEL_SECRET")
-HF_SPACE_URL = os.getenv("SPACEURL")  # optional
+HF_SPACE_URL = os.getenv("SPACEURL")  # optional: https://<space-name>.hf.space
 
 # --- Flask & LINE Bot Initialization ---
 app = Flask(__name__)
-
 os.makedirs("static", exist_ok=True)
 
 configuration = Configuration(access_token=CHANNEL_ACCESS_TOKEN)
@@ -68,7 +67,6 @@ def serve_static(filename):
 USGS_API_BASE_URL = "https://earthquake.usgs.gov/fdsnws/event/1/query"
 
 def _iso(dt: datetime) -> str:
-    # USGS accepts Z times; ensure RFC3339-like
     return dt.astimezone(timezone.utc).strftime("%Y-%m-%dT%H:%M:%S")
 
 def fetch_global_last24h_text(min_mag=5.0, limit=10) -> str:
@@ -140,7 +138,7 @@ def fetch_taiwan_df_this_year(min_mag=5.0) -> pd.DataFrame | str:
 
 # --- Offline-friendly Map (PNG) ---
 def create_and_save_map(df: pd.DataFrame) -> str:
-    # Use scatter_geo to avoid external tile fetching; renders with kaleido
+    # scatter_geo → renders via kaleido without external tiles
     fig = px.scatter_geo(
         df,
         lat="latitude",
@@ -157,7 +155,6 @@ def create_and_save_map(df: pd.DataFrame) -> str:
         title=f"<b>今年 ({datetime.now(timezone.utc).year}) 台灣區域顯著地震 (M≥5.0)</b>",
         margin=dict(r=0, t=40, l=0, b=0),
     )
-    # Focus view roughly on Taiwan
     fig.update_geos(
         lonaxis_range=[118.5, 123.5],
         lataxis_range=[20.5, 26.8],
@@ -173,10 +170,8 @@ def create_and_save_map(df: pd.DataFrame) -> str:
     return filename
 
 def _base_url_for_images() -> str:
-    # Prefer explicit Space URL if set, else derive from request (works on HF Spaces)
     if HF_SPACE_URL:
         return HF_SPACE_URL.rstrip("/")
-    # request.url_root ends with '/'
     return request.url_root.rstrip("/")
 
 # --- LINE Webhook ---
@@ -198,18 +193,17 @@ def handle_message(event):
     with ApiClient(configuration) as api_client:
         line_bot_api = MessagingApi(api_client)
 
-        # --- Taiwan map command ---
+        # Taiwan map command
         if ("臺灣地震畫圖" in user_message) or ("台灣地震畫圖" in user_message):
             result = fetch_taiwan_df_this_year()
             if isinstance(result, pd.DataFrame):
                 filename = create_and_save_map(result)
                 image_url = f"{_base_url_for_images()}/static/{filename}"
-
                 reply = ReplyMessageRequest(
                     reply_token=event.reply_token,
                     messages=[
                         TextMessage(text="🗺️ 已為您繪製今年台灣區域 M≥5.0 地震分佈圖（UTC）。"),
-                        ImageSendMessage(
+                        ImageMessage(
                             original_content_url=image_url,
                             preview_image_url=image_url,
                         ),
@@ -223,7 +217,7 @@ def handle_message(event):
             line_bot_api.reply_message_with_http_info(reply)
             return
 
-        # --- Help ---
+        # Help
         if user_message == "/help":
             text = (
                 "📖 地震預警 dayichen 指令說明\n\n"
@@ -238,7 +232,7 @@ def handle_message(event):
             )
             return
 
-        # --- Taiwan list ---
+        # Taiwan list
         if ("臺灣地震" in user_message) or ("台灣地震" in user_message):
             result = fetch_taiwan_df_this_year()
             if isinstance(result, pd.DataFrame):
@@ -258,7 +252,7 @@ def handle_message(event):
             )
             return
 
-        # --- Global last 24h ---
+        # Global last 24h
         if ("地震" in user_message) or ("quake" in user_message):
             reply_text = fetch_global_last24h_text()
             line_bot_api.reply_message_with_http_info(
@@ -266,7 +260,7 @@ def handle_message(event):
             )
             return
 
-        # --- Greeting ---
+        # Greeting
         if ("你好" in user_message) or ("hi" in user_message):
             line_bot_api.reply_message_with_http_info(
                 ReplyMessageRequest(
@@ -276,5 +270,5 @@ def handle_message(event):
             )
             return
 
-        # If none matched, do nothing (don't consume reply token)
+        # No-op on unmatched text (keeps reply_token free for other handlers)
         return