1.0.0初始化源代码

backend/app/models/system_config.py

@@ -0,0 +1,32 @@
+"""
+系统配置模型
+"""
+from sqlalchemy import Column, Integer, String, DateTime, Boolean, Text, JSON
+from sqlalchemy.sql import func
+
+from .base import Base
+
+
+class SystemConfig(Base):
+    """系统配置表"""
+    __tablename__ = "system_configs"
+    
+    id = Column(Integer, primary_key=True, autoincrement=True, comment="配置 ID")
+    
+    # 配置键值
+    config_key = Column(String(100), unique=True, nullable=False, index=True, comment="配置键")
+    config_value = Column(JSON, nullable=False, comment="配置值（JSON 格式）")
+    config_type = Column(String(50), comment="配置类型（schedule/limit/probability等）")
+    
+    # 描述信息
+    description = Column(Text, comment="配置描述")
+    
+    # 状态
+    is_active = Column(Boolean, default=True, comment="是否启用")
+    
+    # 时间戳
+    created_at = Column(DateTime, server_default=func.now(), comment="创建时间")
+    updated_at = Column(DateTime, server_default=func.now(), onupdate=func.now(), comment="更新时间")
+    
+    def __repr__(self):
+        return f"<SystemConfig(id={self.id}, key='{self.config_key}')>"