OK, 差不多了

core/strategy_db.py

@@ -0,0 +1,23 @@
+from peewee import SqliteDatabase, Model, CharField, IntegerField, FloatField, BooleanField
+
+# 连接到SQLite数据库
+db = SqliteDatabase('example.db')
+
+# 定义基础模型类
+class BaseModel(Model):
+    class Meta:
+        database = db
+
+# 定义Target类，对应targets表
+class TradeTarget(BaseModel):
+    stock_code = CharField(unique=True)
+    stock_name = CharField()
+    current_position = IntegerField()
+    grid_index = IntegerField()
+    last_trade_price = FloatField()
+    current_buy_price = FloatField()
+    current_buy_order_no = CharField(default='')
+    current_sell_price = FloatField()
+    current_sell_order_no = CharField(default='')
+    status = IntegerField(default=0)  # 0表示新标的，1表示已建初始仓，正常交易中
+    enabled = BooleanField(default=False)  # 是否启动交易线程