api impl

db/__init__.py

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+#db/__init__.py
+from contextlib import contextmanager
+from models import Base
+
+
+from sqlalchemy.orm import sessionmaker
+from sqlalchemy import create_engine
+import env_provider
+
+engine = create_engine(env_provider.DB_CONNECT_STRING)
+SessionLocal = sessionmaker(autocommit=False, autoflush=False, bind=engine)
+@contextmanager
+def get_db():
+    db = SessionLocal()
+    try:
+        yield db
+    finally:
+        db.close()
+
+
+def create_all():
+    with engine.begin() as conn:
+        Base.metadata.create_all(bind=conn)

db/models/BackendLog.py

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+#db/models/BackendLog.py
+from sqlalchemy import Column, Integer, String, DateTime, Text
+from db.models import Base
+import datetime
+
+
+class BackendLog(Base):
+    __tablename__ = 'backend_log'
+    id = Column(Integer, primary_key=True, autoincrement=True)
+    level = Column(String(50), nullable=False)
+    message = Column(Text, nullable=False)
+    timestamp = Column(DateTime, nullable=False)
+    extra = Column(Text, nullable=True)
+    def to_dict(self):
+        return {
+            "id": self.id,
+            "level": self.level,
+            "message": self.message,
+            "timestamp": self.timestamp,
+            "extra": self.extra,
+        }

db/models/Markdown.py

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+#db/models/Markdown.py
+from sqlalchemy import Column, Text, Integer, String, DateTime
+from db.models import Base
+import datetime
+
+class Markdown(Base):
+    __tablename__ = 'markdown'
+    id = Column(Integer, primary_key=True)
+    title = Column(String(255), nullable=False)
+    content = Column(Text, nullable=False)
+    created_at = Column(DateTime, default=datetime.datetime.utcnow)
+    path = Column(String(255), nullable=False)
+
+    def to_dict(self):
+        return {
+            'id': self.id,
+            'title': self.title,
+            'content': self.content,
+            'created_at': self.created_at,
+            'path': self.path,
+        }

db/models/__init__.py

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+#db/models/__init__.py
+
+import pkgutil
+import importlib
+from sqlalchemy.ext.declarative import declarative_base
+Base = declarative_base()
+package_name = "db.models"
+for _, module_name, _ in pkgutil.iter_modules(__path__):
+    importlib.import_module(f"{package_name}.{module_name}")
+

db/utils.py

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+#db/utils.py
+from db import get_db
+from db.models.BackendLog import BackendLog
+
+def insert_backend_log(level, message, extra=None):
+    log_entry = BackendLog(level=level, message=message, extra=extra)
+    with get_db() as db:
+        db.add(log_entry)
+        db.commit()