From 1205ce87fbd5b88a19eac561b280f5636a625853 Mon Sep 17 00:00:00 2001
From: OoO <ooo@MacBook-Pro.local>
Date: Tue, 19 May 2026 13:34:06 +0800
Subject: [PATCH] =?UTF-8?q?=E9=A0=90=E7=86=B1=E6=B4=BB=E5=8B=95=E7=9C=8B?=
 =?UTF-8?q?=E6=9D=BF=20worker=20=E5=BF=AB=E5=8F=96?=
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---
 gunicorn.conf.py     |  4 +++-
 routes/edm_routes.py | 27 +++++++++++++++++++++++++++
 2 files changed, 30 insertions(+), 1 deletion(-)

diff --git a/gunicorn.conf.py b/gunicorn.conf.py
index 0d44b3f..dcf8041 100644
--- a/gunicorn.conf.py
+++ b/gunicorn.conf.py
@@ -102,8 +102,10 @@ def post_worker_init(worker):
         try:
             from routes.dashboard_routes import warm_full_dashboard_cache
             warm_full_dashboard_cache(reason=f"gunicorn-worker-{worker.pid}")
+            from routes.edm_routes import warm_promo_dashboard_cache
+            warm_promo_dashboard_cache(reason=f"gunicorn-worker-{worker.pid}")
         except Exception as exc:
-            worker.log.warning("Dashboard cache prewarm failed in worker %s: %s", worker.pid, exc)
+            worker.log.warning("Dashboard/promo cache prewarm failed in worker %s: %s", worker.pid, exc)
 
     thread = threading.Thread(
         target=_warm_dashboard_cache,
diff --git a/routes/edm_routes.py b/routes/edm_routes.py
index b8c49fb..15837c3 100644
--- a/routes/edm_routes.py
+++ b/routes/edm_routes.py
@@ -432,6 +432,33 @@ def _build_promo_dashboard_data(session, page_type, page_name, sort_by, order, r
     return data
 
 
+def warm_promo_dashboard_cache(reason='manual'):
+    """預熱常用活動看板 shared cache，避免部署後第一個使用者承擔冷 worker。"""
+    db = DatabaseManager()
+    session = db.get_session()
+    page_configs = [
+        ('edm', '限時搶購'),
+        ('festival', '1.1狂歡購物節'),
+        ('mothers_day', '母親節超值限時購'),
+        ('valentine_520', '520情人節限定購物'),
+        ('labor_day', '勞動節購物優惠'),
+    ]
+    started = datetime.now(TAIPEI_TZ)
+    warmed = 0
+    try:
+        for page_type, page_name in page_configs:
+            data = _build_promo_dashboard_data(session, page_type, page_name, 'default', 'desc', None)
+            if data:
+                warmed += 1
+        elapsed_ms = (datetime.now(TAIPEI_TZ) - started).total_seconds() * 1000
+        sys_log.info(
+            f"[EDM] [Cache] ✅ 活動看板預熱完成 | reason={reason} | pages={warmed} | 耗時={elapsed_ms:.0f}ms"
+        )
+        return warmed
+    finally:
+        session.close()
+
+
 # ==========================================
 # EDM 儀表板路由
 # ==========================================