From 8f7738d8b4df52c1b2104dc98a206554a60e01ac Mon Sep 17 00:00:00 2001
From: Your Name <you@example.com>
Date: Wed, 8 Oct 2025 12:00:12 +0800
Subject: [PATCH] =?UTF-8?q?refactor=20stock=20pool=20selection=20order=20a?=
 =?UTF-8?q?nd=20set=20default=20to=20=E6=B2=AA=E6=B7=B1300?=
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---
 app/features/factors.py    | 15 +++++++++++----
 app/ui/views/stock_eval.py |  3 ++-
 2 files changed, 13 insertions(+), 5 deletions(-)

diff --git a/app/features/factors.py b/app/features/factors.py
index 9378305..619d1ed 100644
--- a/app/features/factors.py
+++ b/app/features/factors.py
@@ -370,10 +370,17 @@ def _check_data_availability(
             )
             return False
     
-    return (
-        bool(basic_data.get("daily.close")) and 
-        len(close_check) >= min_days
-    )
+    # 获取收盘价数据并做最终检查
+    close_price = latest_fields.get("daily.close")
+    if close_price is None or float(close_price) <= 0:
+        LOGGER.debug(
+            "收盘价数据无效 ts_code=%s date=%s price=%s",
+            ts_code, trade_date, close_price,
+            extra=LOG_EXTRA
+        )
+        return False
+        
+    return True  # 所有检查都通过
 
 
 def _detect_and_handle_outliers(
diff --git a/app/ui/views/stock_eval.py b/app/ui/views/stock_eval.py
index dbfbc99..5574d7c 100644
--- a/app/ui/views/stock_eval.py
+++ b/app/ui/views/stock_eval.py
@@ -83,7 +83,8 @@ def render_stock_evaluation() -> None:
     st.markdown("##### 股票池范围")
     pool_type = st.radio(
         "选择股票池",
-        ["全部A股", "沪深300", "中证500", "中证1000", "自定义"],
+        ["沪深300", "中证500", "中证1000", "全部A股", "自定义"],
+        index=0,  # 默认选择沪深300
         horizontal=True
     )