From c4aeb1415b0da4383fe3af0a13d8cb4a79d51268 Mon Sep 17 00:00:00 2001
From: Kevin_Ramirez <kramirez@aduanasoft.com.mx>
Date: Mon, 26 Jan 2026 11:24:10 -0600
Subject: [PATCH] Se corrigio la fraccion americana

---
 .../importacion/facturas/usa/service.py       | 33 ++++++++-----------
 1 file changed, 13 insertions(+), 20 deletions(-)

diff --git a/backend/api/v1/modules/a76/reports/importacion/facturas/usa/service.py b/backend/api/v1/modules/a76/reports/importacion/facturas/usa/service.py
index 8d69dfb3..d5ec1d10 100644
--- a/backend/api/v1/modules/a76/reports/importacion/facturas/usa/service.py
+++ b/backend/api/v1/modules/a76/reports/importacion/facturas/usa/service.py
@@ -296,33 +296,26 @@ class FacturaImportacionUsaService:
                     desc_final = part_master.description_english or part_master.description_spanish or "No Desc."
                     num_parte_final = part_master.part_number
                     # Prefer US Fraction (HTS) if available
-                    fraccion_raw = part_master.us_fraction if part_master.us_fraction else (part_master.fraction if part_master.fraction else "")
+                    fraccion_raw = part_master.us_fraction if part_master.us_fraction else ""
                     
                     if part_master.fa_data and part_master.fa_data.origin_country:
                         origen_final = part_master.fa_data.origin_country
 
                 
-                fraccion_limpia = fraccion_raw.replace(".", "").strip()
-                if fraccion_limpia:
-                    fraccion_limpia = fraccion_limpia[:8].zfill(8)
-
-                # Fetch tariff fraction
-                fraccion_db = db.query(TariffFraction).filter(TariffFraction.code == fraccion_limpia).first()
-               
+                # FRACTION LOGIC: Use US Fraction (us_fraction) if available, otherwise blank
+                fraccion_imprimir = ""
+                
+                # Check part master US fraction
+                if part_master and part_master.us_fraction:
+                    fraccion_imprimir = part_master.us_fraction.strip()
+                
+                # Optional: Format if needed, but raw is usually fine for US HTS
+                # If valid US fraction logic requires looking up in DB, we could add that here.
+                # For now, per requirement: "Si no tiene, pues de queda en blanco"
+                
+                # Default "General" and "0%" if no specific logic for US duties yet
                 preferencia_txt = "General" 
                 advalorem_txt = "0%"
-                fraccion_imprimir = fraccion_raw
-
-                if fraccion_db:
-                    adv_db = fraccion_db.adv_impo
-                    if adv_db and adv_db.strip() not in ["0", "0.0", "0.00", ""]:
-                        advalorem_txt = adv_db if "%" in adv_db else f"{adv_db}%"
-                    else:
-                        advalorem_txt = "0%" 
-                    
-                    fraccion_imprimir = fraccion_db.fraction or fraccion_raw
-                else:
-                    fraccion_imprimir = self._format_fraccion_fallback(fraccion_limpia)
 
                 # Prioritize USD for American Invoice logic if available?
                 # Sticking to same logic as Mex for now but could prioritize USD columns.