快取當日業績頁面內容

config.py

@@ -320,7 +320,7 @@ YOUTUBE_API_KEY = os.getenv('YOUTUBE_API_KEY', '')
 # ==========================================
 # 系統版本與路徑
 # ==========================================
-SYSTEM_VERSION = "V10.105"
+SYSTEM_VERSION = "V10.106"
 LOG_FILE_PATH = os.path.join(BASE_DIR, 'logs/system.log')
 public_url = PUBLIC_URL  # 用於模板顯示
 

routes/daily_sales_routes.py

@@ -38,11 +38,39 @@ sys_log = SystemLogger("DailySalesRoutes").get_logger()
 daily_sales_bp = Blueprint('daily_sales', __name__)
 
 _CACHE_EXPIRY_SECONDS = 300  # 5 分鐘緩存過期
+_VIEW_CACHE_EXPIRY_SECONDS = 120
+_DAILY_SALES_VIEW_CACHE = {}
+_DAILY_SALES_VIEW_CACHE_MAX = 24
+
+
+def _get_daily_view_cache(cache_key):
+    cache_data = _DAILY_SALES_VIEW_CACHE.get(cache_key)
+    if not cache_data:
+        return None
+    elapsed = (datetime.now() - cache_data['timestamp']).total_seconds()
+    if elapsed >= _VIEW_CACHE_EXPIRY_SECONDS:
+        _DAILY_SALES_VIEW_CACHE.pop(cache_key, None)
+        return None
+    return cache_data['context']
+
+
+def _set_daily_view_cache(cache_key, context):
+    if len(_DAILY_SALES_VIEW_CACHE) >= _DAILY_SALES_VIEW_CACHE_MAX:
+        oldest_key = min(
+            _DAILY_SALES_VIEW_CACHE,
+            key=lambda key: _DAILY_SALES_VIEW_CACHE[key]['timestamp']
+        )
+        _DAILY_SALES_VIEW_CACHE.pop(oldest_key, None)
+    _DAILY_SALES_VIEW_CACHE[cache_key] = {
+        'context': context,
+        'timestamp': datetime.now()
+    }
 
 
 def clear_daily_sales_cache():
     """清除當日業績緩存（供匯入服務調用）"""
     _clear_daily_sales_cache()
+    _DAILY_SALES_VIEW_CACHE.clear()
     sys_log.info("已清除當日業績緩存")
 
 
@@ -51,8 +79,9 @@ def clear_daily_sales_cache():
 @login_required
 def api_clear_daily_sales_cache():
     """手動清除快取（保留為 ops escape hatch；正常失效靠 DB fingerprint）"""
-    cache_size = len(_SALES_PROCESSED_CACHE)
+    cache_size = len(_SALES_PROCESSED_CACHE) + len(_DAILY_SALES_VIEW_CACHE)
     _clear_daily_sales_cache()
+    _DAILY_SALES_VIEW_CACHE.clear()
     sys_log.info(f"[API] 已清除當日業績緩存 (原有 {cache_size} 個緩存項目)")
     return {'success': True, 'message': f'已清除 {cache_size} 個緩存項目'}
 
@@ -450,9 +479,22 @@ def daily_sales():
         )
         data_end = max(selected_date, month_end)
 
+        current_fingerprint = _get_data_fingerprint(engine, table_name)
+        view_cache_key = "|".join([
+            table_name,
+            'view',
+            selected_date.strftime('%Y-%m-%d'),
+            selected_month.strftime('%Y-%m'),
+            'month' if is_month_view else 'day',
+            str(current_fingerprint),
+        ])
+        cached_context = _get_daily_view_cache(view_cache_key)
+        if cached_context:
+            return render_template('daily_sales.html', **cached_context)
+
         cache_key = f"{table_name}_daily_{data_start.strftime('%Y%m%d')}_{data_end.strftime('%Y%m%d')}"
         # TTL + DB fingerprint 雙閘檢查（資料變動即自動失效，跨 worker 強一致）
-        if _is_cache_valid(cache_key, engine, table_name):
+        if _is_cache_valid(cache_key) and _SALES_PROCESSED_CACHE[cache_key].get('fingerprint') == current_fingerprint:
             df = _SALES_PROCESSED_CACHE[cache_key]['df']
             sys_log.debug(f"使用緩存數據，剩餘有效時間: {_CACHE_EXPIRY_SECONDS - (datetime.now() - _SALES_PROCESSED_CACHE[cache_key]['timestamp']).total_seconds():.0f}秒")
         else:
@@ -467,7 +509,7 @@ def daily_sales():
             df = preprocess_daily_sales_data(df)
             _SALES_PROCESSED_CACHE[cache_key] = {
                 'df': df, 'timestamp': datetime.now(),
-                'fingerprint': _get_data_fingerprint(engine, table_name),
+                'fingerprint': current_fingerprint,
             }
             sys_log.info(
                 f"已載入當日業績窗口 {data_start.strftime('%Y-%m-%d')}~{data_end.strftime('%Y-%m-%d')}，共 {len(df)} 筆記錄"
@@ -522,21 +564,24 @@ def daily_sales():
             month_end=month_end if is_month_view else None
         )
 
-        return render_template('daily_sales.html',
-                               selected_date=selected_date.strftime('%Y-%m-%d') if isinstance(selected_date, pd.Timestamp) else selected_date,
-                               available_dates=available_dates_str,
-                               current=current_kpi,
-                               dod=dod_kpi,
-                               wow=wow_kpi,
-                               month_kpi=month_kpi,
-                               is_month_view=is_month_view,
-                               chart_data=chart_data,
-                               categories=category_list,
-                               calendar_data=calendar_data,
-                               marketing_data=marketing_data,
-                               selected_month=selected_month.strftime('%Y-%m') if isinstance(selected_month, pd.Timestamp) else selected_month,
-                               datetime_now=datetime_now_str,
-                               active_page='daily_sales')
+        context = {
+            'selected_date': selected_date.strftime('%Y-%m-%d') if isinstance(selected_date, pd.Timestamp) else selected_date,
+            'available_dates': available_dates_str,
+            'current': current_kpi,
+            'dod': dod_kpi,
+            'wow': wow_kpi,
+            'month_kpi': month_kpi,
+            'is_month_view': is_month_view,
+            'chart_data': chart_data,
+            'categories': category_list,
+            'calendar_data': calendar_data,
+            'marketing_data': marketing_data,
+            'selected_month': selected_month.strftime('%Y-%m') if isinstance(selected_month, pd.Timestamp) else selected_month,
+            'datetime_now': datetime_now_str,
+            'active_page': 'daily_sales',
+        }
+        _set_daily_view_cache(view_cache_key, context)
+        return render_template('daily_sales.html', **context)
 
     except Exception as e:
         sys_log.error(f"[Web] [DailySales] Error: {e}")