Files
arrr-erp/app/modules/accounting/internal_model_ui.py
T
2026-08-22 21:52:44 +05:30

123 lines
4.1 KiB
Python

from __future__ import annotations
from fastapi import APIRouter, Form, Request
from fastapi.responses import RedirectResponse
from app.core.db.common import CommonSessionLocal
from app.core.security.csrf import get_or_create_csrf_token, validate_csrf
from app.core.templating import templates
from app.modules.accounting.internal_model_service import (
activate_model,
deactivate_models,
model_dashboard,
recent_predictions,
train_model,
)
from app.modules.accounting.ui import _require_partner
from app.modules.core.rbac.deps import get_user_permissions, get_user_roles
router = APIRouter(prefix="/tools/accounting/internal-model", tags=["accounting-internal-model-ui"])
def _redirect(message="", error=""):
from urllib.parse import urlencode
q = {}
if message:
q["message"] = message[:300]
if error:
q["error"] = error[:300]
return RedirectResponse(
"/tools/accounting/internal-model" + ("?" + urlencode(q) if q else ""),
status_code=303,
)
@router.get("")
def page(request: Request, message: str = "", error: str = ""):
db = CommonSessionLocal()
try:
user, denied = _require_partner(request, db, "accounting.learning.view")
if denied:
return denied
scope = request.state.workspace_scope
summary = model_dashboard(db, tenant_id=scope.tenant_id)
predictions = recent_predictions(db, tenant_id=scope.tenant_id, limit=100)
return templates.TemplateResponse(
"modules/accounting/templates/accounting/internal_model.html",
{
"request": request,
"current_user": user,
"current_user_roles": get_user_roles(db, user.id),
"current_user_permissions": get_user_permissions(db, user.id),
"csrf_token": get_or_create_csrf_token(request),
"title": "Internal Accounting Model",
"summary": summary,
"predictions": predictions,
"message": message,
"error": error,
},
)
finally:
db.close()
@router.post("/train")
def train(request: Request, csrf_token: str = Form(...)):
validate_csrf(request, csrf_token)
db = CommonSessionLocal()
try:
user, denied = _require_partner(request, db, "accounting.learning.manage")
if denied:
return denied
scope = request.state.workspace_scope
model = train_model(db, tenant_id=scope.tenant_id, user_id=user.id)
return _redirect(
message=(
f"Internal model {model.version_label} trained. "
f"Validation accuracy {model.validation_accuracy * 100:.1f}%."
)
)
except Exception as exc:
db.rollback()
return _redirect(error=str(exc))
finally:
db.close()
@router.post("/{model_id}/activate")
def activate(request: Request, model_id: int, csrf_token: str = Form(...)):
validate_csrf(request, csrf_token)
db = CommonSessionLocal()
try:
user, denied = _require_partner(request, db, "accounting.learning.manage")
if denied:
return denied
scope = request.state.workspace_scope
model = activate_model(db, tenant_id=scope.tenant_id, model_id=model_id)
return _redirect(
message=(
f"{model.version_label} marked active. "
"It still remains shadow-only unless ACCOUNTING_INTERNAL_MODEL_ENABLED=true on the server."
)
)
except Exception as exc:
db.rollback()
return _redirect(error=str(exc))
finally:
db.close()
@router.post("/deactivate")
def deactivate(request: Request, csrf_token: str = Form(...)):
validate_csrf(request, csrf_token)
db = CommonSessionLocal()
try:
user, denied = _require_partner(request, db, "accounting.learning.manage")
if denied:
return denied
scope = request.state.workspace_scope
deactivate_models(db, tenant_id=scope.tenant_id)
return _redirect(message="All internal accounting models returned to shadow mode.")
finally:
db.close()