Journaling for all flights

backend/app/api/endpoints/journal.py

@@ -0,0 +1,63 @@
+from fastapi import APIRouter, Depends, HTTPException, status
+from sqlalchemy.orm import Session
+from app.api import deps
+from app.crud.crud_journal import journal
+from app.models.journal import EntityType
+from app.schemas.journal import JournalEntryResponse, EntityJournalResponse
+from typing import List
+
+router = APIRouter(tags=["journal"])
+
+
+@router.get("/{entity_type}/{entity_id}", response_model=EntityJournalResponse)
+async def get_entity_journal(
+    entity_type: str,
+    entity_id: int,
+    limit: int = 100,
+    db: Session = Depends(deps.get_db),
+    current_user = Depends(deps.get_current_user)
+):
+    """
+    Get journal entries for a specific entity (PPR, LOCAL_FLIGHT, ARRIVAL, or DEPARTURE).
+    
+    The journal is immutable - entries are created automatically by the backend
+    when changes are made. This endpoint is read-only.
+    
+    Parameters:
+    - entity_type: One of 'PPR', 'LOCAL_FLIGHT', 'ARRIVAL', 'DEPARTURE'
+    - entity_id: The ID of the entity
+    - limit: Maximum number of entries to return (default 100)
+    """
+    # Validate entity type
+    try:
+        entity = EntityType[entity_type.upper()]
+    except KeyError:
+        raise HTTPException(
+            status_code=status.HTTP_400_BAD_REQUEST,
+            detail=f"Invalid entity_type. Must be one of: {', '.join([e.value for e in EntityType])}"
+        )
+    
+    entries = journal.get_entity_journal(db, entity, entity_id, limit=limit)
+    
+    return EntityJournalResponse(
+        entity_type=entity_type,
+        entity_id=entity_id,
+        entries=entries,
+        total_entries=len(entries)
+    )
+
+
+@router.get("/user/{username}", response_model=List[JournalEntryResponse])
+async def get_user_journal(
+    username: str,
+    limit: int = 100,
+    db: Session = Depends(deps.get_db),
+    current_user = Depends(deps.get_current_user)
+):
+    """
+    Get all journal entries created by a specific user.
+    
+    This endpoint is read-only and returns entries in reverse chronological order.
+    """
+    entries = journal.get_user_journal(db, username, limit=limit)
+    return entries