feat: linebot

1. change query today

app/Linebot_handler/Expense.py

@@ -213,20 +213,41 @@ def query_today(line_user_id: str) -> str:
     db = SessionLocal()
     try:
         user_id = get_or_create_user(db, line_user_id)
-        rows = db.query(Expense).filter(
+        sql = text("""
-            Expense.user_id == user_id,
+            SELECT
-            text("DATE(date) = :today")
+                COALESCE(m.display_name, e.item_name) AS display_name,
-        ).params(today=date.today()).all()
+                SUM(e.amount) as total_amount  -- 💡 記得這裡是 amount
+            FROM expenses e
+            LEFT JOIN merchant_mapping m ON e.seller_name LIKE '%%' || m.pattern || '%%'
+            WHERE e.user_id = :user_id
+            AND e.date = CURRENT_DATE  -- 💡 這是查今天的關鍵
+            GROUP BY COALESCE(m.display_name, e.item_name)
+            ORDER BY total_amount DESC
+        """)
+        rows = db.execute(sql, {"user_id": user_id}).fetchall()
 
-        if not rows:
+        data_list = [dict(row) if hasattr(row, '_mapping') else row for row in rows]
-            return "今天還沒有記錄 📭"
 
-        total = sum(float(r.total_amount) for r in rows)
+        # 2. 計算總額
-        lines = [
+        total = sum(float(r['total_amount']) for r in data_list)
-            f"{i+1}. {r.item_name} ${float(r.amount):.0f}" + (f"（{r.note}）" if r.note else "")
+
-            for i, r in enumerate(rows)
+        if not data_list:
-        ]
+            return "📋 今日還沒有記錄喔！💨"
-        return "📋 今日記錄：\n" + "\n".join(lines) + f"\n\n💰 合計：${total:.0f}\n\n🗑 刪除請輸入：刪除 編號\n例如：刪除 1"
+
+        # 3. 組裝每一行的文字 (注意欄位改用 ['display_name'] 和 ['total_amount'])
+        lines = []
+        for i, r in enumerate(data_list):
+            # 這裡用 display_name 才會顯示 merchant_mapping 轉換後的好記名稱
+            name = r.get('display_name') or r.get('item_name')
+            amt = float(r['total_amount'])
+            note_str = f"（{r['note']}）" if r.get('note') else ""
+            
+            lines.append(f"{i+1}. {name} ${amt:.0f}{note_str}")
+
+        # 4. 回傳最終訊息
+        header = "📋 今日記錄：\n"
+        footer = f"\n\n💰 合計：${total:.0f}\n\n🗑 刪除請輸入：刪除 編號\n例如：刪除 1"
+        return header + "\n".join(lines) + footer
     except Exception as e:
         print("❌ 查詢失敗:", e)
         return "查詢失敗，請稍後再試"