feat: backend servis iskeletini ve yönetim uçlarını ekle

backend/app/db.py

@@ -0,0 +1,133 @@
+from collections.abc import Iterator
+from contextlib import contextmanager
+from datetime import datetime
+
+from sqlalchemy import Boolean, DateTime, Integer, String, Text, create_engine, select
+from sqlalchemy.orm import DeclarativeBase, Mapped, Session, mapped_column, sessionmaker
+
+from app.config import get_settings
+
+
+DEFAULT_SETTINGS = {
+    "terminal_mode": "3",
+    "search_provider": "brave",
+    "ollama_base_url": "http://127.0.0.1:11434",
+    "default_model": "qwen3.5:4b",
+}
+
+DEFAULT_TOOLS = {
+    "brave_search": True,
+    "searxng_search": False,
+    "web_fetch": True,
+    "apple_notes": True,
+    "files": True,
+    "terminal": True,
+}
+
+
+class Base(DeclarativeBase):
+    pass
+
+
+class SettingORM(Base):
+    __tablename__ = "settings"
+
+    key: Mapped[str] = mapped_column(String(100), primary_key=True)
+    value: Mapped[str] = mapped_column(Text, nullable=False)
+    updated_at: Mapped[datetime] = mapped_column(DateTime, default=datetime.utcnow, nullable=False)
+
+
+class ToolStateORM(Base):
+    __tablename__ = "tool_states"
+
+    name: Mapped[str] = mapped_column(String(100), primary_key=True)
+    enabled: Mapped[bool] = mapped_column(Boolean, nullable=False, default=True)
+    updated_at: Mapped[datetime] = mapped_column(DateTime, default=datetime.utcnow, nullable=False)
+
+
+class AuthorizedUserORM(Base):
+    __tablename__ = "authorized_users"
+
+    telegram_user_id: Mapped[int] = mapped_column(Integer, primary_key=True)
+    username: Mapped[str | None] = mapped_column(String(255))
+    display_name: Mapped[str | None] = mapped_column(String(255))
+    is_active: Mapped[bool] = mapped_column(Boolean, nullable=False, default=True)
+    created_at: Mapped[datetime] = mapped_column(DateTime, default=datetime.utcnow, nullable=False)
+    updated_at: Mapped[datetime] = mapped_column(DateTime, default=datetime.utcnow, nullable=False)
+
+
+class MemoryItemORM(Base):
+    __tablename__ = "memory_items"
+
+    id: Mapped[int] = mapped_column(Integer, primary_key=True, autoincrement=True)
+    content: Mapped[str] = mapped_column(Text, nullable=False)
+    kind: Mapped[str] = mapped_column(String(50), nullable=False, default="message")
+    created_at: Mapped[datetime] = mapped_column(DateTime, default=datetime.utcnow, nullable=False)
+
+
+class AuditLogORM(Base):
+    __tablename__ = "audit_logs"
+
+    id: Mapped[int] = mapped_column(Integer, primary_key=True, autoincrement=True)
+    category: Mapped[str] = mapped_column(String(50), nullable=False)
+    message: Mapped[str] = mapped_column(Text, nullable=False)
+    created_at: Mapped[datetime] = mapped_column(DateTime, default=datetime.utcnow, nullable=False)
+
+
+class SecretORM(Base):
+    __tablename__ = "secrets"
+
+    key: Mapped[str] = mapped_column(String(100), primary_key=True)
+    value: Mapped[str] = mapped_column(Text, nullable=False)
+    updated_at: Mapped[datetime] = mapped_column(DateTime, default=datetime.utcnow, nullable=False)
+
+
+settings = get_settings()
+engine = create_engine(
+    settings.db_url,
+    connect_args={"check_same_thread": False} if settings.db_url.startswith("sqlite") else {},
+)
+SessionLocal = sessionmaker(bind=engine, autoflush=False, autocommit=False)
+
+
+def init_db() -> None:
+    Base.metadata.create_all(bind=engine)
+    with session_scope() as session:
+        _seed_defaults(session)
+
+
+def _seed_defaults(session: Session) -> None:
+    for key, value in DEFAULT_SETTINGS.items():
+        if session.get(SettingORM, key) is None:
+            session.add(SettingORM(key=key, value=value))
+
+    for name, enabled in DEFAULT_TOOLS.items():
+        if session.get(ToolStateORM, name) is None:
+            session.add(ToolStateORM(name=name, enabled=enabled))
+
+
+def get_session() -> Iterator[Session]:
+    session = SessionLocal()
+    try:
+        yield session
+    finally:
+        session.close()
+
+
+@contextmanager
+def session_scope() -> Iterator[Session]:
+    session = SessionLocal()
+    try:
+        yield session
+        session.commit()
+    except Exception:
+        session.rollback()
+        raise
+    finally:
+        session.close()
+
+
+def list_recent_logs(session: Session, limit: int = 10) -> list[str]:
+    stmt = select(AuditLogORM).order_by(AuditLogORM.created_at.desc(), AuditLogORM.id.desc()).limit(limit)
+    return [row.message for row in session.scalars(stmt)]
+