Files
pdf/gateway/app/routers/edits.py
T

59 lines
1.9 KiB
Python

import json
from typing import List, Any
from fastapi import APIRouter, HTTPException, status
from pydantic import BaseModel
from app.services import engine
from app.services.store import document_store
router = APIRouter(prefix="/documents/{document_id}/edits", tags=["edits"])
compat_router = APIRouter(tags=["edits"])
class EditOperation(BaseModel):
type: str
pageIndex: int
data: Any
class EditsRequest(BaseModel):
operations: List[EditOperation]
def apply_edits_impl(document_id: str, request: EditsRequest):
if not engine.is_available():
raise HTTPException(
status_code=status.HTTP_501_NOT_IMPLEMENTED,
detail="Engine bridge (bindings/python) not yet available."
)
doc_info = document_store.get_document(document_id)
if not doc_info:
raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail="Document not found")
try:
pdfengine = engine.require()
doc = doc_info["doc_instance"]
edits_json = json.dumps(request.model_dump())
doc.apply_edits(edits_json)
new_bytes = doc.save_incremental()
new_doc = pdfengine.PdfDocument.load_from_memory(new_bytes)
new_info = document_store.add_document(
filename=doc_info["filename"],
bytes_data=new_bytes,
doc_instance=new_doc
)
return {"success": True, "newDocumentId": new_info["id"]}
except Exception as e:
raise HTTPException(status_code=status.HTTP_400_BAD_REQUEST, detail=str(e))
@router.post("")
def apply_edits(document_id: str, request: EditsRequest):
return apply_edits_impl(document_id, request)
@compat_router.post("/edits/{document_id}")
def apply_edits_compat(document_id: str, request: EditsRequest):
return apply_edits_impl(document_id, request)