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- Implemented Clean Architecture with Domain, Application, Infrastructure, Presentation layers - Added comprehensive project structure following SOLID principles - Created Kubernetes deployment with Helm charts (HPA, PDB, NetworkPolicy) - Configured ArgoCD for automated deployment (production + staging) - Implemented CI/CD pipeline with GitHub Actions - Added comprehensive documentation (handbook, architecture, coding standards) - Configured PostgreSQL, Redis, Celery for backend services - Created modern landing page with Persian fonts (Vazirmatn) - Added Docker multi-stage build for production - Configured development tools (pytest, black, flake8, mypy, isort) - Added pre-commit hooks for code quality - Implemented Makefile for common operations
123 lines
3.2 KiB
Python
123 lines
3.2 KiB
Python
"""Base repository implementation.
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This module provides a base repository class with common CRUD operations.
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"""
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from typing import TypeVar, Generic, Optional, List, Type
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from sqlalchemy.orm import Session
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from src.infrastructure.database.models.base import BaseModel
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ModelType = TypeVar("ModelType", bound=BaseModel)
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class BaseRepository(Generic[ModelType]):
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"""Base repository with common database operations.
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Provides basic CRUD operations that can be inherited by specific repositories.
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Attributes:
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model: SQLAlchemy model class
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session: Database session
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"""
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def __init__(self, model: Type[ModelType], session: Session):
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"""Initialize repository.
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Args:
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model: SQLAlchemy model class
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session: Database session
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"""
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self.model = model
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self._session = session
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def get_by_id(self, id: int) -> Optional[ModelType]:
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"""Get entity by ID.
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Args:
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id: Entity ID
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Returns:
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Optional[ModelType]: Entity or None
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"""
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return self._session.query(self.model).filter(self.model.id == id).first()
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def get_all(self, skip: int = 0, limit: int = 100) -> List[ModelType]:
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"""Get all entities with pagination.
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Args:
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skip: Number of records to skip
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limit: Maximum number of records to return
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Returns:
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List[ModelType]: List of entities
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"""
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return self._session.query(self.model).offset(skip).limit(limit).all()
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def create(self, entity: ModelType) -> ModelType:
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"""Create new entity.
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Args:
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entity: Entity to create
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Returns:
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ModelType: Created entity
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"""
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self._session.add(entity)
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self._session.flush()
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self._session.refresh(entity)
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return entity
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def update(self, entity: ModelType) -> ModelType:
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"""Update existing entity.
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Args:
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entity: Entity to update
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Returns:
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ModelType: Updated entity
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"""
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self._session.merge(entity)
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self._session.flush()
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self._session.refresh(entity)
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return entity
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def delete(self, id: int) -> bool:
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"""Delete entity by ID.
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Args:
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id: Entity ID
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Returns:
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bool: True if deleted, False if not found
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"""
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entity = self.get_by_id(id)
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if entity:
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self._session.delete(entity)
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self._session.flush()
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return True
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return False
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def count(self) -> int:
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"""Count total number of entities.
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Returns:
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int: Total count
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"""
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return self._session.query(self.model).count()
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def exists(self, id: int) -> bool:
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"""Check if entity exists.
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Args:
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id: Entity ID
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Returns:
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bool: True if exists
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"""
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return self._session.query(
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self._session.query(self.model).filter(self.model.id == id).exists()
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).scalar()
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