urmi-ai/backend/app/dlt_service.py
2026-10-02 11:22:40 +05:30

57 lines
2.1 KiB
Python

from datetime import datetime, timezone
from sqlalchemy.orm import Session
from .dlt_constants import DLT_DOCUMENT_TYPES, PE_TM_CHAIN_BINDING_ID
from .models import DltApplication, DltDocument, UserAccount
def ensure_dlt_application(db: Session, user: UserAccount) -> DltApplication:
if user.dlt_application:
return user.dlt_application
application = DltApplication(user_id=user.id, status="not_started")
db.add(application)
db.flush()
for document_type in DLT_DOCUMENT_TYPES:
db.add(DltDocument(application_id=application.id, document_type=document_type, status="missing"))
db.commit()
db.refresh(application)
return application
def serialize_dlt(application: DltApplication) -> dict:
documents = sorted(application.documents, key=lambda doc: doc.document_type)
all_approved = bool(documents) and all(doc.status == "approved" for doc in documents)
return {
"id": str(application.id),
"status": "approved" if all_approved and application.status != "not_started" else application.status,
"completed": all_approved,
"submitted_at": application.submitted_at,
"approved_at": application.approved_at,
"pe_tm_chain_binding_id": PE_TM_CHAIN_BINDING_ID,
"documents": [
{
"id": str(doc.id),
"document_type": doc.document_type,
"original_filename": doc.original_filename,
"status": doc.status,
"review_note": doc.review_note,
"uploaded_at": doc.uploaded_at,
"reviewed_at": doc.reviewed_at,
}
for doc in documents
],
}
def refresh_dlt_application_status(application: DltApplication) -> None:
documents = application.documents
if not documents:
return
if all(doc.status == "approved" for doc in documents):
application.status = "approved"
application.approved_at = datetime.now(timezone.utc)
elif any(doc.status == "rejected" for doc in documents):
application.status = "rejected"
elif application.submitted_at:
application.status = "submitted"