Distribution_GL Initialization

Services/PdfDocuments/PdfFormatting.cs

@@ -0,0 +1,22 @@
+namespace General_Ledger_Service.Services.PdfDocuments
+{
+    // Shared amount-formatting rules for every report PDF (05_LKAS_Report_PDF_Templates.md
+    // Section 9): thousands separator, 2 decimal places, round-half-up, negatives in
+    // parentheses. Same rounding rule as CLAUDE.md Rule 13's FormatCellValue.
+    public static class PdfFormatting
+    {
+        public static string FormatAmount(decimal value)
+        {
+            var rounded = Math.Round(value, 2, MidpointRounding.AwayFromZero);
+            return rounded < 0 ? $"({Math.Abs(rounded):N2})" : rounded.ToString("N2");
+        }
+
+        // Blank instead of "0.00" - Trial Balance's Debit/Credit split (Section 2).
+        public static string FormatAmountOrBlank(decimal value) =>
+            value == 0 ? string.Empty : FormatAmount(value);
+
+        // "—" instead of "0.00" - Tax Summary's Output/Input Tax columns (Section 8).
+        public static string FormatAmountOrDash(decimal value) =>
+            value == 0 ? "—" : FormatAmount(value);
+    }
+}