Files
ppr-ng/backend/app/crud/crud_journal.py

95 lines
2.7 KiB
Python

from typing import List, Optional
from sqlalchemy.orm import Session
from app.models.journal import JournalEntry, EntityType
from datetime import datetime
class CRUDJournal:
"""CRUD operations for the generic journal table.
This journal is immutable - entries can only be created (by backend) and queried.
There are no API endpoints for creating journal entries; the backend logs changes directly.
"""
def log_change(
self,
db: Session,
entity_type: EntityType,
entity_id: int,
entry: str,
user: str,
ip: Optional[str] = None
) -> JournalEntry:
"""Log a change to an entity. Internal backend use only."""
journal_entry = JournalEntry(
entity_type=entity_type.value,
entity_id=entity_id,
entry=entry,
user=user,
ip=ip,
entry_dt=datetime.utcnow()
)
db.add(journal_entry)
db.commit()
db.refresh(journal_entry)
return journal_entry
def get_entity_journal(
self,
db: Session,
entity_type: EntityType,
entity_id: int,
limit: int = 100
) -> List[JournalEntry]:
"""Get all journal entries for a specific entity. Read-only API endpoint."""
return db.query(JournalEntry).filter(
JournalEntry.entity_type == entity_type.value,
JournalEntry.entity_id == entity_id
).order_by(JournalEntry.entry_dt.desc()).limit(limit).all()
def get_user_journal(
self,
db: Session,
user: str,
limit: int = 100
) -> List[JournalEntry]:
"""Get all journal entries created by a specific user."""
return db.query(JournalEntry).filter(
JournalEntry.user == user
).order_by(JournalEntry.entry_dt.desc()).limit(limit).all()
# Convenience methods for backward compatibility with PPR journal
def log_ppr_change(
self,
db: Session,
ppr_id: int,
entry: str,
user: str,
ip: Optional[str] = None
) -> JournalEntry:
"""Log a change to a PPR (convenience method)."""
return self.log_change(
db=db,
entity_type=EntityType.PPR,
entity_id=ppr_id,
entry=entry,
user=user,
ip=ip
)
def get_ppr_journal(
self,
db: Session,
ppr_id: int,
limit: int = 100
) -> List[JournalEntry]:
"""Get all journal entries for a PPR (convenience method)."""
return self.get_entity_journal(
db=db,
entity_type=EntityType.PPR,
entity_id=ppr_id,
limit=limit
)
journal = CRUDJournal()