From 16f84237fbb2806720512547e81bab0f70e2f8d6 Mon Sep 17 00:00:00 2001
From: dmolinari <dmolinari@eldia.com>
Date: Sat, 21 Feb 2026 19:55:08 -0300
Subject: [PATCH] fix: PricingService tolera ProductId=0 para compatibilidad
 con FastEntryPage

---
 .../Services/PricingService.cs                | 23 +++++++++++--------
 1 file changed, 14 insertions(+), 9 deletions(-)

diff --git a/src/SIGCM.Infrastructure/Services/PricingService.cs b/src/SIGCM.Infrastructure/Services/PricingService.cs
index 9900870..8d2969f 100644
--- a/src/SIGCM.Infrastructure/Services/PricingService.cs
+++ b/src/SIGCM.Infrastructure/Services/PricingService.cs
@@ -22,12 +22,19 @@ public class PricingService
   public async Task<CalculatePriceResponse> CalculateAsync(CalculatePriceRequest request)
   {
     // 0. Obtener el Producto para saber el Precio Base
-    var product = await _productRepo.GetByIdAsync(request.ProductId);
-    if (product == null) return new CalculatePriceResponse
+    // Si ProductId = 0, el llamador no seleccionó un producto (ej: FastEntryPage legacy).
+    // En ese caso fallamos graciosamente con precio base 0.
+    decimal productBasePrice = 0;
+    if (request.ProductId > 0)
     {
-      TotalPrice = 0,
-      Details = "Producto no encontrado."
-    };
+      var product = await _productRepo.GetByIdAsync(request.ProductId);
+      if (product == null) return new CalculatePriceResponse
+      {
+        TotalPrice = 0,
+        Details = "Producto no encontrado."
+      };
+      productBasePrice = await _productRepo.GetCurrentPriceAsync(request.ProductId, request.StartDate == default ? DateTime.UtcNow : request.StartDate);
+    }
 
     // 1. Obtener Reglas
     var pricing = await _repo.GetByCategoryIdAsync(request.CategoryId);
@@ -53,10 +60,8 @@ public class PricingService
     var words = cleanText.Split(new[] { ' ', '\n', '\r' }, StringSplitOptions.RemoveEmptyEntries);
     int realWordCount = words.Length;
 
-    // 3. Costo Base y Excedente
-    // Obtenemos el precio actual del producto vigenciado, fallback a BasePrice (usando el repo)
-    decimal productBasePrice = await _productRepo.GetCurrentPriceAsync(request.ProductId, request.StartDate == default ? DateTime.UtcNow : request.StartDate);
-    decimal currentCost = productBasePrice; // Precio base incluye N palabras
+    // 3. Costo Base y Excedente (productBasePrice ya viene resuelto desde sección 0)
+    decimal currentCost = productBasePrice; // Precio base del Producto seleccionado
 
 
     // ¿Cuántas palabras extra cobramos?