first commit

backend/app/models/models.py

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+from sqlalchemy import Column, Integer, String, Float, Text, Boolean, DateTime, ForeignKey, JSON
+from sqlalchemy.orm import relationship
+from sqlalchemy.sql import func
+
+from app.models.database import Base
+
+
+class Algorithm(Base):
+    """算法模型"""
+    __tablename__ = "algorithms"
+    
+    id = Column(String, primary_key=True, index=True)
+    name = Column(String, nullable=False, index=True)
+    description = Column(Text, nullable=False)
+    type = Column(String, nullable=False, index=True)  # computer_vision, nlp, ml, edge_computing, medical, autonomous_driving等
+    status = Column(String, default="active", index=True)
+    created_at = Column(DateTime(timezone=True), server_default=func.now())
+    updated_at = Column(DateTime(timezone=True), onupdate=func.now())
+    
+    # 关系
+    versions = relationship("AlgorithmVersion", back_populates="algorithm", cascade="all, delete-orphan")
+    calls = relationship("AlgorithmCall", back_populates="algorithm")
+
+
+class AlgorithmVersion(Base):
+    """算法版本模型"""
+    __tablename__ = "algorithm_versions"
+    
+    id = Column(String, primary_key=True, index=True)
+    algorithm_id = Column(String, ForeignKey("algorithms.id"), nullable=False, index=True)
+    version = Column(String, nullable=False)
+    url = Column(String, nullable=False)  # 算法API地址
+    params = Column(JSON, default=dict)  # 算法参数配置
+    input_schema = Column(JSON, default=dict)  # 输入数据格式
+    output_schema = Column(JSON, default=dict)  # 输出数据格式
+    code = Column(Text, default='')  # Python算法代码
+    model_name = Column(String, default='')  # API训练后的模型名字
+    model_file = Column(String, default='')  # 模型文件路径
+    api_doc = Column(Text, default='')  # 模型的API用法文档
+    is_default = Column(Boolean, default=False)  # 是否为默认版本
+    created_at = Column(DateTime(timezone=True), server_default=func.now())
+    updated_at = Column(DateTime(timezone=True), onupdate=func.now())
+    
+    # 关系
+    algorithm = relationship("Algorithm", back_populates="versions")
+    calls = relationship("AlgorithmCall", back_populates="version")
+
+
+class User(Base):
+    """用户模型"""
+    __tablename__ = "users"
+    
+    id = Column(String, primary_key=True, index=True)
+    username = Column(String, unique=True, nullable=False, index=True)
+    email = Column(String, unique=True, nullable=False, index=True)
+    password_hash = Column(String, nullable=False)
+    role = Column(String, default="user", index=True)  # admin, user, customer
+    status = Column(String, default="active", index=True)
+    created_at = Column(DateTime(timezone=True), server_default=func.now())
+    updated_at = Column(DateTime(timezone=True), onupdate=func.now())
+    
+    # 关系
+    api_keys = relationship("APIKey", back_populates="user", cascade="all, delete-orphan")
+    calls = relationship("AlgorithmCall", back_populates="user")
+
+
+class APIKey(Base):
+    """API密钥模型"""
+    __tablename__ = "api_keys"
+    
+    id = Column(String, primary_key=True, index=True)
+    user_id = Column(String, ForeignKey("users.id"), nullable=False, index=True)
+    key = Column(String, unique=True, nullable=False, index=True)
+    name = Column(String, nullable=False)
+    expires_at = Column(DateTime(timezone=True), nullable=False)
+    status = Column(String, default="active", index=True)
+    created_at = Column(DateTime(timezone=True), server_default=func.now())
+    updated_at = Column(DateTime(timezone=True), onupdate=func.now())
+    
+    # 关系
+    user = relationship("User", back_populates="api_keys")
+
+
+class AlgorithmCall(Base):
+    """算法调用记录模型"""
+    __tablename__ = "algorithm_calls"
+    
+    id = Column(String, primary_key=True, index=True)
+    user_id = Column(String, ForeignKey("users.id"), nullable=False, index=True)
+    algorithm_id = Column(String, ForeignKey("algorithms.id"), nullable=False, index=True)
+    version_id = Column(String, ForeignKey("algorithm_versions.id"), nullable=False, index=True)
+    input_data = Column(JSON, nullable=False)  # 输入数据
+    params = Column(JSON, default=dict)  # 调用参数
+    output_data = Column(JSON, default=dict)  # 输出数据
+    status = Column(String, default="pending", index=True)  # pending, running, success, failed
+    response_time = Column(Float, nullable=True)  # 响应时间（秒）
+    error_message = Column(Text, nullable=True)  # 错误信息
+    created_at = Column(DateTime(timezone=True), server_default=func.now())
+    updated_at = Column(DateTime(timezone=True), onupdate=func.now())
+    
+    # 关系
+    user = relationship("User", back_populates="calls")
+    algorithm = relationship("Algorithm", back_populates="calls")
+    version = relationship("AlgorithmVersion", back_populates="calls")
+
+
+class GiteaConfig(Base):
+    """Gitea配置模型"""
+    __tablename__ = "gitea_configs"
+    
+    id = Column(String, primary_key=True, index=True)
+    server_url = Column(String, nullable=False)  # Gitea服务器URL
+    access_token = Column(String, nullable=False)  # 访问令牌
+    default_owner = Column(String, nullable=False)  # 默认组织/用户
+    repo_prefix = Column(String, default="")  # 仓库前缀
+    status = Column(String, default="active")  # 状态
+    created_at = Column(DateTime(timezone=True), server_default=func.now())
+    updated_at = Column(DateTime(timezone=True), onupdate=func.now())
+
+
+class AlgorithmRepository(Base):
+    """算法仓库模型"""
+    __tablename__ = "algorithm_repositories"
+    
+    id = Column(String, primary_key=True, index=True)
+    algorithm_id = Column(String, ForeignKey("algorithms.id"), nullable=True, index=True)  # 关联的算法ID
+    name = Column(String, nullable=False, index=True)  # 仓库名称
+    description = Column(Text, default="")  # 仓库描述
+    type = Column(String, default="code")  # 仓库类型：code, model, hybrid
+    repo_url = Column(String, nullable=False)  # Git仓库URL
+    branch = Column(String, default="main")  # 分支名称
+    local_path = Column(String, default="")  # 本地存储路径
+    status = Column(String, default="active", index=True)  # 状态
+    created_at = Column(DateTime(timezone=True), server_default=func.now())
+    updated_at = Column(DateTime(timezone=True), onupdate=func.now())
+    
+    # 关系
+    algorithm = relationship("Algorithm", back_populates="repository", uselist=False)
+
+
+class AlgorithmService(Base):
+    """算法服务模型"""
+    __tablename__ = "algorithm_services"
+    
+    id = Column(String, primary_key=True, index=True)
+    service_id = Column(String, unique=True, nullable=False, index=True)  # 服务ID
+    name = Column(String, nullable=False, index=True)  # 服务名称
+    algorithm_name = Column(String, nullable=False)  # 算法名称
+    version = Column(String, nullable=False)  # 版本
+    host = Column(String, nullable=False)  # 主机地址
+    port = Column(Integer, nullable=False)  # 端口
+    api_url = Column(String, nullable=False)  # API地址
+    status = Column(String, default="stopped", index=True)  # 状态：running, stopped, error, restarting
+    config = Column(JSON, default=dict)  # 服务配置
+    start_time = Column(DateTime(timezone=True), nullable=True)  # 启动时间
+    last_heartbeat = Column(DateTime(timezone=True), nullable=True)  # 最后心跳时间
+    created_at = Column(DateTime(timezone=True), server_default=func.now())
+    updated_at = Column(DateTime(timezone=True), onupdate=func.now())
+
+
+# 添加Algorithm模型的repository关系
+Algorithm.repository = relationship("AlgorithmRepository", back_populates="algorithm", uselist=False)