fix: Fetch all invoices then filter by customer

v1.3.141:
- Removed unsupported customer filter from API params
- Fetch all invoices from /invoices/sent with pagination
- Filter by customer number in code
- Apply 13-month date filter after customer filter

VERSION

@@ -1 +1 @@
-1.3.140
+1.3.141

app/services/economic_service.py

@@ -458,13 +458,12 @@ class EconomicService:
             logger.info(f"📅 Will filter invoices from {start_date} onwards (13 months for yearly billed items)")
             
             async with aiohttp.ClientSession() as session:
-                # Fetch invoices directly by customer filter
+                # Fetch from /invoices/sent endpoint (covers most active invoices)
-                # e-conomic supports filtering by customer number via URL parameter
+                # Then filter by customer in code
                 all_invoices = []
                 
-                # Use /invoices/sent endpoint with customer filter
                 endpoint = f"{self.api_url}/invoices/sent"
-                logger.info(f"📋 Fetching invoices for customer {customer_number} from {endpoint}")
+                logger.info(f"📋 Fetching invoices from {endpoint}")
                 
                 try:
                     # Pagination: Keep fetching until no more pages
@@ -472,7 +471,7 @@ class EconomicService:
                     while True:
                         async with session.get(
                             endpoint,
-                            params={"pagesize": 1000, "skippages": page, "filter": f"customer.customerNumber$eq:{customer_number}"},
+                            params={"pagesize": 1000, "skippages": page},
                             headers=self._get_headers()
                         ) as response:
                             logger.info(f"🔍 [API] Response status from {endpoint} (page {page}): {response.status}")
@@ -499,18 +498,36 @@ class EconomicService:
                                 logger.warning(f"⚠️ Endpoint {endpoint} returned {response.status}: {error_text[:200]}")
                                 break
                 except Exception as e:
-                    logger.warning(f"⚠️ Error trying endpoint {endpoint}: {e}")
+                    logger.error(f"❌ Error fetching invoices: {e}")
+                
+                logger.info(f"✅ Found {len(all_invoices)} total invoices")
+                
+                # Filter invoices for this customer
+                customer_invoices = [
+                    inv for inv in all_invoices
+                    if inv.get('customer', {}).get('customerNumber') == customer_number
+                ]
+                
+                logger.info(f"📊 Filtered to {len(customer_invoices)} invoices for customer {customer_number}")
                 
                 if not all_invoices:
-                    logger.warning(f"⚠️ No invoices found for customer {customer_number}")
+                    logger.warning(f"⚠️ No invoices found in e-conomic")
                     return []
                 
-                logger.info(f"✅ Found {len(all_invoices)} total invoices for customer {customer_number}")
+                logger.info(f"✅ Found {len(all_invoices)} total invoices")
                 
-                # Debug: log response structure
+                # Filter invoices for this customer
-                if all_invoices:
+                customer_invoices = [
-                    logger.info(f"🔍 [API] First invoice structure keys: {list(all_invoices[0].keys())}")
+                    inv for inv in all_invoices
-                    logger.info(f"🔍 [API] First invoice date: {all_invoices[0].get('date')}")
+                    if inv.get('customer', {}).get('customerNumber') == customer_number
+                ]
+                
+                logger.info(f"📊 Filtered to {len(customer_invoices)} invoices for customer {customer_number}")
+                
+                # Debug: log response structure if we have invoices
+                if customer_invoices:
+                    logger.info(f"🔍 [API] First invoice structure keys: {list(customer_invoices[0].keys())}")
+                    logger.info(f"🔍 [API] First invoice date: {customer_invoices[0].get('date')}")
                 
                 # Apply date filter (13 months back)
                 from dateutil.parser import parse as parse_date