Fix resumo reserva DDD forward fill

Controllers/LinesController.cs

@@ -1814,34 +1814,78 @@ namespace line_gestao_api.Controllers
 
         private async Task ImportResumoTabela6(IXLWorksheet ws, DateTime now)
         {
-            const int headerRow = 91;
+            var lastRowUsed = ws.LastRowUsed()?.RowNumber() ?? 1;
-            const int totalRow = 139;
+            var sectionRow = FindSectionRow(ws, "LINHAS NA RESERVA");
-            var lastRow = Math.Min(totalRow - 1, ws.LastRowUsed()?.RowNumber() ?? totalRow - 1);
+            if (sectionRow == 0) return;
+
+            var headerRow = FindHeaderRowForReserva(ws, sectionRow + 1, lastRowUsed);
+            if (headerRow == 0) return;
 
             var map = BuildHeaderMap(ws.Row(headerRow));
             var colDdd = GetCol(map, "DDD");
             var colFranquiaGb = GetColAny(map, "FRANQUIA GB", "FRAQUIA GB");
-            var colQtdLinhas = GetColAny(map, "QTD. DE LINHAS", "QTD DE LINHAS", "QTD. LINHAS");
+            var colQtdLinhas = GetColAny(map, "QTD. DE LINHAS", "QTD DE LINHAS", "QTD. LINHAS", "QTDLINHAS");
             var colTotal = GetCol(map, "TOTAL");
 
             var buffer = new List<ResumoReservaLine>(200);
             decimal? lastTotal = null;
+            string? lastDddValid = null;
+            var dataStarted = false;
+            var emptyRowStreak = 0;
+            int? totalRowIndex = null;
 
-            for (int r = headerRow + 1; r <= lastRow; r++)
+            for (int r = headerRow + 1; r <= lastRowUsed; r++)
             {
                 var ddd = GetCellString(ws, r, colDdd);
                 var franquia = GetCellString(ws, r, colFranquiaGb);
                 var qtdLinhas = GetCellString(ws, r, colQtdLinhas);
                 var total = GetCellString(ws, r, colTotal);
 
-                if (string.IsNullOrWhiteSpace(ddd)
+                var hasAnyValue = !(string.IsNullOrWhiteSpace(ddd)
                     && string.IsNullOrWhiteSpace(franquia)
                     && string.IsNullOrWhiteSpace(qtdLinhas)
-                    && string.IsNullOrWhiteSpace(total))
+                    && string.IsNullOrWhiteSpace(total));
+
+                if (!hasAnyValue)
                 {
+                    if (dataStarted)
+                    {
+                        emptyRowStreak++;
+                        if (emptyRowStreak >= 2) break;
+                    }
                     continue;
                 }
 
+                emptyRowStreak = 0;
+
+                var franquiaValue = TryDecimal(franquia);
+                var qtdValue = TryNullableInt(qtdLinhas);
+                var isDataRow = franquiaValue.HasValue || qtdValue.HasValue;
+                var dddCandidate = NullIfEmptyDigits(ddd);
+
+                if (!string.IsNullOrWhiteSpace(dddCandidate))
+                {
+                    lastDddValid = dddCandidate;
+                }
+
+                var isTotalRow = !isDataRow && !string.IsNullOrWhiteSpace(total);
+                if (isTotalRow)
+                {
+                    totalRowIndex = r;
+                    break;
+                }
+
+                if (!isDataRow && dataStarted)
+                {
+                    break;
+                }
+
+                if (isDataRow) dataStarted = true;
+
+                var resolvedDdd = isDataRow
+                    ? (dddCandidate ?? lastDddValid)
+                    : dddCandidate;
+
                 var totalValue = TryDecimal(total);
                 if (!totalValue.HasValue && lastTotal.HasValue)
                 {
@@ -1854,25 +1898,36 @@ namespace line_gestao_api.Controllers
 
                 buffer.Add(new ResumoReservaLine
                 {
-                    Ddd = string.IsNullOrWhiteSpace(ddd) ? null : ddd.Trim(),
+                    Ddd = string.IsNullOrWhiteSpace(resolvedDdd) ? null : resolvedDdd,
-                    FranquiaGb = TryDecimal(franquia),
+                    FranquiaGb = franquiaValue,
-                    QtdLinhas = TryNullableInt(qtdLinhas),
+                    QtdLinhas = qtdValue,
                     Total = totalValue,
                     CreatedAt = now,
                     UpdatedAt = now
                 });
             }
 
+            var missingDddCount = buffer.Count(x => x.Ddd == null && (x.FranquiaGb.HasValue || x.QtdLinhas.HasValue));
+            if (missingDddCount > 0)
+            {
+                throw new InvalidOperationException($"Import RESUMO/RESERVA: {missingDddCount} linhas de dados ficaram sem DDD.");
+            }
+
             if (buffer.Count > 0)
             {
                 await _db.ResumoReservaLines.AddRangeAsync(buffer);
                 await _db.SaveChangesAsync();
             }
 
+            if (totalRowIndex == null)
+            {
+                return;
+            }
+
             var totalEntity = new ResumoReservaTotal
             {
-                QtdLinhasTotal = TryNullableInt(GetCellString(ws, totalRow, colQtdLinhas)),
+                QtdLinhasTotal = TryNullableInt(GetCellString(ws, totalRowIndex.Value, colQtdLinhas)),
-                Total = TryDecimal(GetCellString(ws, totalRow, colTotal)),
+                Total = TryDecimal(GetCellString(ws, totalRowIndex.Value, colTotal)),
                 CreatedAt = now,
                 UpdatedAt = now
             };
@@ -1881,6 +1936,43 @@ namespace line_gestao_api.Controllers
             await _db.SaveChangesAsync();
         }
 
+        private static int FindSectionRow(IXLWorksheet ws, string sectionName)
+        {
+            var normalizedTarget = NormalizeHeader(sectionName);
+            foreach (var row in ws.RowsUsed())
+            {
+                foreach (var cell in row.CellsUsed())
+                {
+                    var key = NormalizeHeader(cell.GetString());
+                    if (string.IsNullOrWhiteSpace(key)) continue;
+                    if (key.Contains(normalizedTarget)) return row.RowNumber();
+                }
+            }
+
+            return 0;
+        }
+
+        private static int FindHeaderRowForReserva(IXLWorksheet ws, int startRow, int lastRow)
+        {
+            for (int r = startRow; r <= lastRow; r++)
+            {
+                var row = ws.Row(r);
+                if (!row.CellsUsed().Any()) continue;
+
+                var map = BuildHeaderMap(row);
+                var hasDdd = GetCol(map, "DDD") > 0;
+                var hasFranquia = GetColAny(map, "FRANQUIA GB", "FRAQUIA GB") > 0;
+                var hasQtd = GetColAny(map, "QTD. DE LINHAS", "QTD DE LINHAS", "QTD. LINHAS", "QTDLINHAS") > 0;
+
+                if (hasDdd && hasFranquia && hasQtd)
+                {
+                    return r;
+                }
+            }
+
+            return 0;
+        }
+
         private async Task ImportControleRecebidosSheet(IXLWorksheet ws, int year)
         {
             var buffer = new List<ControleRecebidoLine>(500);