Initial commit

src/PowderCoating.Application/DTOs/Import/PaymentImportDto.cs

@@ -0,0 +1,32 @@
+using CsvHelper.Configuration.Attributes;
+
+namespace PowderCoating.Application.DTOs.Import;
+
+/// <summary>
+/// DTO for importing payment records from CSV. Column names match the native
+/// ExportPaymentsCsv output for round-trip compatibility. Payments are matched
+/// to invoices by InvoiceNumber; duplicates are detected by InvoiceNumber + PaymentDate + Amount.
+/// </summary>
+public class PaymentImportDto
+{
+    [Name("InvoiceNumber")]
+    public string? InvoiceNumber { get; set; }
+
+    [Name("Amount")]
+    public decimal Amount { get; set; }
+
+    [Name("PaymentDate")]
+    public DateTime PaymentDate { get; set; }
+
+    /// <summary>
+    /// Valid values: Cash, Check, CreditDebitCard, BankTransferACH, DigitalPayment
+    /// </summary>
+    [Name("PaymentMethod")]
+    public string PaymentMethod { get; set; } = "Cash";
+
+    [Name("Reference")]
+    public string? Reference { get; set; }
+
+    [Name("Notes")]
+    public string? Notes { get; set; }
+}