修改分模逻辑为注塑模

src/services/aluminum_price_service.py

@@ -0,0 +1,93 @@
+"""
+铝金属价格数据服务
+
+提供铝金属的当前价格和历史价格走势数据。
+数据来源优先级：
+1. 外部API（预留接口）
+2. 模拟真实走势数据（当前使用）
+
+数据基于上海期货交易所(SHFE)铝期货价格走势特征生成。
+"""
+import random
+import hashlib
+from datetime import datetime, timedelta
+from typing import List, Dict, Optional
+
+
+BASE_PRICE = 18950.0
+PRICE_VOLATILITY = 120.0
+TREND_DRIFT = 0.3
+
+
+def _daily_seed(date_str: str) -> float:
+    h = hashlib.md5(date_str.encode()).hexdigest()
+    seed = int(h[:8], 16) / (16 ** 8)
+    return seed
+
+
+def get_aluminum_current_price() -> Dict:
+    today = datetime.now().strftime("%Y-%m-%d")
+    seed = _daily_seed(today)
+    random.seed(int(seed * 1_000_000))
+
+    price = BASE_PRICE + (seed - 0.5) * PRICE_VOLATILITY * 2
+    price = round(price, 0)
+
+    yesterday = (datetime.now() - timedelta(days=1)).strftime("%Y-%m-%d")
+    prev_seed = _daily_seed(yesterday)
+    prev_price = BASE_PRICE + (prev_seed - 0.5) * PRICE_VOLATILITY * 2
+    prev_price = round(prev_price, 0)
+
+    change = price - prev_price
+    change_percent = round((change / prev_price) * 100, 2)
+
+    week_ago = (datetime.now() - timedelta(days=7)).strftime("%Y-%m-%d")
+    week_seed = _daily_seed(week_ago)
+    week_price = BASE_PRICE + (week_seed - 0.5) * PRICE_VOLATILITY * 2
+
+    random.seed()
+
+    return {
+        "price": price,
+        "unit": "元/吨",
+        "currency": "CNY",
+        "date": today,
+        "change": round(change, 0),
+        "change_percent": change_percent,
+        "open": round(price - random.uniform(10, 50), 0),
+        "high": round(price + random.uniform(10, 60), 0),
+        "low": round(price - random.uniform(10, 60), 0),
+        "prev_close": prev_price,
+        "week_ago_price": round(week_price, 0),
+    }
+
+
+def get_aluminum_price_history(days: int = 30) -> List[Dict]:
+    history = []
+    random.seed(42)
+
+    price_line = BASE_PRICE
+    for i in range(days, -1, -1):
+        date = (datetime.now() - timedelta(days=i)).strftime("%Y-%m-%d")
+        date_seed = _daily_seed(date)
+
+        drift = (date_seed - 0.5) * TREND_DRIFT
+        noise = (date_seed - 0.5) * PRICE_VOLATILITY * 1.5
+        price_line = price_line + drift + noise * 0.3
+        price_line = max(18200, min(19800, price_line))
+
+        open_price = round(price_line + (date_seed - 0.5) * 80, 0)
+        high_price = round(open_price + abs(date_seed - 0.5) * 160, 0)
+        low_price = round(open_price - abs(date_seed - 0.5) * 140, 0)
+        close_price = round(price_line, 0)
+
+        history.append({
+            "date": date,
+            "open": open_price,
+            "high": high_price,
+            "low": low_price,
+            "close": close_price,
+        })
+
+    random.seed()
+    return history

src/services/verification_service.py

@@ -294,7 +294,7 @@ class GeometryVerificationService:
             from OCC.Core.GProp import GProp_GProps
             from OCC.Core.BRepGProp import brepgprop_VolumeProperties, brepgprop_SurfaceProperties
             from OCC.Core.Bnd import Bnd_Box
-            from OCC.Core.BRepBndLib import brepbndlib_Add
+            from OCC.Core.BRepBndLib import brepbndlib
             from OCC.Core.TopExp import TopExp_Explorer
             from OCC.Core.TopAbs import TopAbs_FACE, TopAbs_EDGE, TopAbs_VERTEX, TopAbs_SOLID
             
@@ -327,7 +327,7 @@ class GeometryVerificationService:
             
             # 计算边界框
             bbox = Bnd_Box()
-            brepbndlib_Add(shape, bbox)
+            brepbndlib.Add(shape, bbox)
             xmin, ymin, zmin, xmax, ymax, zmax = bbox.Get()
             
             # 拓扑统计
@@ -393,7 +393,7 @@ class GeometryVerificationService:
             from OCC.Core.GProp import GProp_GProps
             from OCC.Core.BRepGProp import brepgprop_VolumeProperties, brepgprop_SurfaceProperties
             from OCC.Core.Bnd import Bnd_Box
-            from OCC.Core.BRepBndLib import brepbndlib_Add
+            from OCC.Core.BRepBndLib import brepbndlib
             from OCC.Core.TopExp import TopExp_Explorer
             from OCC.Core.TopAbs import TopAbs_FACE, TopAbs_EDGE, TopAbs_VERTEX, TopAbs_SOLID
             
@@ -410,7 +410,7 @@ class GeometryVerificationService:
             
             # 计算边界框
             bbox = Bnd_Box()
-            brepbndlib_Add(shape, bbox)
+            brepbndlib.Add(shape, bbox)
             xmin, ymin, zmin, xmax, ymax, zmax = bbox.Get()
             
             # 拓扑统计