Files
service-finder/backend/app/api/v1/endpoints/expenses.py

94 lines
3.5 KiB
Python
Executable File

# /opt/docker/dev/service_finder/backend/app/api/v1/endpoints/expenses.py
from fastapi import APIRouter, Depends, HTTPException, status
from sqlalchemy.ext.asyncio import AsyncSession
from sqlalchemy import select, func
from app.api.deps import get_db, get_current_user
from app.models import Asset, AssetCost, SystemParameter
from app.schemas.asset_cost import AssetCostCreate
from datetime import datetime
router = APIRouter()
@router.post("/", status_code=201)
async def create_expense(
expense: AssetCostCreate,
db: AsyncSession = Depends(get_db),
current_user = Depends(get_current_user)
):
"""
Create a new expense (fuel, service, tax, insurance) for an asset.
Uses AssetCostCreate schema which includes mileage_at_cost, cost_type, etc.
"""
# Validate asset exists
stmt = select(Asset).where(Asset.id == expense.asset_id)
result = await db.execute(stmt)
asset = result.scalar_one_or_none()
if not asset:
raise HTTPException(status_code=404, detail="Asset not found.")
# Dynamic Gatekeeper: Check draft expense limit
if asset.status == "draft":
# 1. Get VEHICLE_DRAFT_MAX_EXPENSES parameter
param_stmt = select(SystemParameter).where(
SystemParameter.key == "VEHICLE_DRAFT_MAX_EXPENSES",
SystemParameter.scope_level == "global"
)
param_result = await db.execute(param_stmt)
param = param_result.scalar_one_or_none()
if param:
limit = param.value.get("limit", 10) # Default to 10 if not found
else:
limit = 10 # Default fallback
# 2. Count existing expenses for this asset
count_stmt = select(func.count(AssetCost.id)).where(AssetCost.asset_id == asset.id)
count_result = await db.execute(count_stmt)
expense_count = count_result.scalar()
# 3. Check if limit reached
if expense_count >= limit:
raise HTTPException(
status_code=status.HTTP_403_FORBIDDEN,
detail=f"DRAFT_LIMIT_REACHED: Draft vehicles are limited to {limit} expenses. This asset already has {expense_count} expenses."
)
# Determine organization_id from asset (required by AssetCost model)
organization_id = asset.current_organization_id or asset.owner_org_id
if not organization_id:
raise HTTPException(status_code=400, detail="Asset has no associated organization.")
# Map cost_type to cost_category (AssetCost uses cost_category)
cost_category = expense.cost_type
# Prepare data JSON for extra fields (mileage_at_cost, description, etc.)
data = expense.data.copy() if expense.data else {}
if expense.mileage_at_cost is not None:
data["mileage_at_cost"] = expense.mileage_at_cost
if expense.description:
data["description"] = expense.description
# Create AssetCost instance
new_cost = AssetCost(
asset_id=expense.asset_id,
organization_id=organization_id,
cost_category=cost_category,
amount_net=expense.amount_local,
currency=expense.currency_local,
date=expense.date,
invoice_number=data.get("invoice_number"),
data=data
)
db.add(new_cost)
await db.commit()
await db.refresh(new_cost)
return {
"status": "success",
"id": new_cost.id,
"asset_id": new_cost.asset_id,
"cost_category": new_cost.cost_category,
"amount_net": new_cost.amount_net,
"date": new_cost.date
}