RhSolutions-AddIn/RhSolutions.AddIn/Models/SourcePriceList.cs

using System.IO;

namespace RhSolutions.Models;

internal class SourcePriceList : PriceListBase
{
    public Dictionary<Product, double> PositionAmount { get; private set; }

    public SourcePriceList(Workbook workbook)
    {
        if (workbook == null)
        {
            throw new ArgumentException($"Нет рабочего файла");
        }

        Sheet = workbook.ActiveSheet;
        Name = Path.GetFileNameWithoutExtension(workbook.FullName);

        Range[] cells = new[]
        {
            AmountCell = Sheet.Cells.Find(PriceListHeaders.Amount),
            SkuCell = Sheet.Cells.Find(PriceListHeaders.Sku),
            GroupCell = Sheet.Cells.Find(PriceListHeaders.Group),
            NameCell = Sheet.Cells.Find(PriceListHeaders.Name)
        };

        if (cells.Any(x => x == null))
        {
            throw new ArgumentException($"Файл {Name} не распознан");
        }

        CreatePositionsDict();
    }

    public static List<SourcePriceList> GetSourceLists(string[] files)
    {
        var ExcelApp = (Application)ExcelDnaUtil.Application;
        ProgressBar bar = new ProgressBar("Открываю исходные файлы...", files.Length);

        List<SourcePriceList> sourceFiles = new List<SourcePriceList>();

        foreach (string file in files)
        {
            ExcelApp.ScreenUpdating = false;
            Workbook wb = ExcelApp.Workbooks.Open(file);
            try
            {
                SourcePriceList priceList = new SourcePriceList(wb);
                sourceFiles.Add(priceList);
                wb.Close();
                bar.Update();
            }
            catch (Exception ex)
            {
                System.Windows.Forms.MessageBox.Show
                    (ex.Message,
                    "Ошибка открытия исходного прайс-листа",
                    System.Windows.Forms.MessageBoxButtons.OK,
                    System.Windows.Forms.MessageBoxIcon.Information);
                wb.Close();
                bar.Update();
            }
            ExcelApp.ScreenUpdating = true;
        }

        return sourceFiles;
    }

    private void CreatePositionsDict()
    {
        PositionAmount = new Dictionary<Product, double>();

        for (int row = AmountCell.Row + 1; row <= Sheet.Cells[Sheet.Rows.Count, AmountCell.Column].End[XlDirection.xlUp].Row; row++)
        {
            double? amount = Sheet.Cells[row, AmountCell.Column].Value2 as double?;

            if (amount != null && amount.Value != 0)
            {
                object group = Sheet.Cells[row, GroupCell.Column].Value2;
                object name = Sheet.Cells[row, NameCell.Column].Value2;
                object sku = Sheet.Cells[row, SkuCell.Column].Value2;

                if (group == null || name == null || sku == null)
                    continue;

                if (!Sku.TryParse(sku.ToString(), out _))
                    continue;

                Product p = new Product
                {
                    ProductSku = sku.ToString(),
                    ProductLine = group.ToString(),
                    Name = name.ToString()
                };

                if (PositionAmount.ContainsKey(p))
                {
                    PositionAmount[p] += amount.Value;
                }

                else
                {
                    PositionAmount.Add(p, amount.Value);
                }
            }
        }
    }
}