egutierrez
aef8791151
- Added Appshell component with responsive navbar and main content area - Integrated ColorSchemeToggle for light/dark mode switching - Created Welcome component with styled title and introductory text - Developed ChatPage for LLM interaction with WebSocket support - Implemented Biblioteca for managing notes with rich text editor - Added LoginPage for user authentication with error handling - Introduced MessageList and MessageBubble components for chat messages - Styled components with CSS modules for consistent design
59 lines
2.1 KiB
Python
59 lines
2.1 KiB
Python
from datetime import datetime, timezone
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from sqlalchemy import create_engine, text
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from sqlalchemy.exc import SQLAlchemyError
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from sqlalchemy.orm import sessionmaker, Session
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from sqlalchemy.engine import Engine
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from domains.ConexionSql.Base_conexion import ConexionBase
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from domains.Credenciales.postgres_credencial import PostgresCredencial
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class PostgresConexion(ConexionBase):
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def __init__(self, *args, **kwargs):
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self.estado = "pendiente"
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self.timestamp = datetime.now(timezone.utc)
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if args and isinstance(args[0], PostgresCredencial):
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credencial = args[0]
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self.host = credencial.host
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self.port = credencial.port
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self.dbname = credencial.dbname
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self.user = credencial.user
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self.password = credencial.password
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uri = credencial.get_uri()
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else:
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self.user = kwargs.get("user")
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self.password = kwargs.get("password")
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self.host = kwargs.get("host")
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self.port = kwargs.get("port", 5432)
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self.dbname = kwargs.get("db") or kwargs.get("dbname")
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uri = f"postgresql://{self.user}:{self.password}@{self.host}:{self.port}/{self.dbname}"
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self._engine: Engine = create_engine(uri)
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self._Session = sessionmaker(bind=self._engine)
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# ✅ INICIALIZAR LA SESIÓN AQUÍ
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self._session_instance: Session | None = None
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def get_session(self) -> Session:
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if self._session_instance is None:
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self._session_instance = self._Session()
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return self._session_instance
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def get_engine(self) -> Engine:
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return self._engine
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def probar_conexion(self) -> bool:
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try:
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with self._engine.connect() as connection:
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connection.execute(text("SELECT 1"))
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self.estado = "exito"
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return True
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except SQLAlchemyError:
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self.estado = "fallo"
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return False
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def close(self):
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if self._session_instance is not None:
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self._session_instance.close()
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self._session_instance = None
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