From e0bc38d62604d8092ea2660edf711fc56218547c Mon Sep 17 00:00:00 2001
From: leandro <leandro.rojas@saludlab.com.ar>
Date: Mon, 23 Mar 2026 12:08:57 -0300
Subject: [PATCH] feat(sales): add delivery note issue core method closes #35

---
 Core/Interfaces/IDeliveryNoteDom.cs  |  5 ++++
 Core/Services/DeliveryNoteService.cs | 40 ++++++++++++++++++++++++++++
 2 files changed, 45 insertions(+)

diff --git a/Core/Interfaces/IDeliveryNoteDom.cs b/Core/Interfaces/IDeliveryNoteDom.cs
index e63f606..bbeff1e 100644
--- a/Core/Interfaces/IDeliveryNoteDom.cs
+++ b/Core/Interfaces/IDeliveryNoteDom.cs
@@ -49,4 +49,9 @@ public interface IDeliveryNoteDom
     /// Puede estar vacía si no existen registros.
     /// </returns>
     Task<IEnumerable<DeliveryNoteDto>> GetDtosByQuoteIdAsync(int quoteId);
+
+    /// <summary>
+    /// Valida y prepara la emisión de un Delivery Note.
+    /// </summary>
+    Task<DeliveryNoteCreateResponse> CreateAndIssueDeliveryNoteAsync(DeliveryNoteCreateRequest request);
 }
diff --git a/Core/Services/DeliveryNoteService.cs b/Core/Services/DeliveryNoteService.cs
index 6b4894b..75c7cd9 100644
--- a/Core/Services/DeliveryNoteService.cs
+++ b/Core/Services/DeliveryNoteService.cs
@@ -1,5 +1,6 @@
 using Core.Interfaces;
 using Domain.Dtos.Sales;
+using Domain.Entities;
 using Domain.Generics;
 using Models.Interfaces;
 
@@ -60,5 +61,44 @@ namespace Core.Services
 
             return _deliveryNoteRepository.GetDtosByQuoteIdAsync(quoteId);
         }
+
+        public Task<DeliveryNoteCreateResponse> CreateAndIssueDeliveryNoteAsync(DeliveryNoteCreateRequest request)
+        {
+            ArgumentNullException.ThrowIfNull(request);
+
+            if (string.IsNullOrWhiteSpace(request.DeliveryNoteNumber))
+                throw new ArgumentException("El número de remito es obligatorio.", nameof(request.DeliveryNoteNumber));
+
+            if (request.CustomerId <= 0)
+                throw new ArgumentException("Debe seleccionar un cliente.", nameof(request.CustomerId));
+
+            if (request.IssueDate == default)
+                throw new ArgumentException("La fecha de emisión es obligatoria.", nameof(request.IssueDate));
+
+            if (request.Items is null || request.Items.Count == 0)
+                throw new InvalidOperationException("Debe incluir al menos un ítem.");
+
+            if (request.Items.Any(i => i.Quantity <= 0))
+                throw new InvalidOperationException("Todas las cantidades deben ser mayores a cero.");
+
+            if (request.Items.Any(i => string.IsNullOrWhiteSpace(i.Description)))
+                throw new InvalidOperationException("Todos los ítems deben incluir descripción.");
+
+            var entity = new EDeliveryNote
+            {
+                DeliveryNoteNumber = request.DeliveryNoteNumber.Trim(),
+                QuoteId = request.QuoteId,
+                IssueDate = request.IssueDate,
+                CustomerId = request.CustomerId,
+                Observations = request.Observations,
+                ExtraInfoJson = request.ExtraInfoJson
+            };
+
+            return Task.FromResult(new DeliveryNoteCreateResponse
+            {
+                Id = entity.Id,
+                DeliveryNoteNumber = entity.DeliveryNoteNumber
+            });
+        }
     }
 }