using System.Threading.Tasks;
using SnippingTool;
using System.Windows.Forms;
using Application = Microsoft.Office.Interop.Excel.Application;

namespace RhSolutions.Tools;

internal class OcrTool : ITool
{
	private IOcrClient client = RhSolutionsAddIn.ServiceProvider.GetService<IOcrClient>();
	private Application app = RhSolutionsAddIn.Excel;
	private string xFolderId = RhSolutionsAddIn.Configuration["x-folder-id"];
	private string apiKey = RhSolutionsAddIn.Configuration["apiKey"];

	public async void Execute()
	{
		try
		{
			RhSolutionsAddIn.Excel.Visible = false;
			Task.Run(async delegate
			{
				await Task.Delay(250);
			}).Wait();

			string shot = Snipper.SnipBase64();
			RhSolutionsAddIn.Excel.Visible = true;

			if (shot != null)
			{
				IEnumerable<object[,]> tables = await client.ProcessImage(shot);
				if (tables.Count() != 0)
				{
					foreach (var table in tables)
					{
						int rowCount = table.GetLength(0);
						int columnCount = table.GetLength(1);

						Range currentCell = app.ActiveCell;
						Range tableRange = app.ActiveSheet.Range(currentCell,
							app.ActiveSheet.Cells(currentCell.Row + rowCount - 1, currentCell.Column + columnCount - 1));

						if (app.WorksheetFunction.CountA(tableRange) > 0)
						{
							MessageBox.Show(@"На листе отсустствует диапазон для вставки распознанной таблицы.Попробуйте в другом месте или на пустом листе.",
								"Ошибка",
								MessageBoxButtons.OK,
								MessageBoxIcon.Error);
							RhSolutionsAddIn.Excel.Visible = true;
							return;
						}
						tableRange.Borders.LineStyle = XlLineStyle.xlContinuous;

						for (int row = 0; row < rowCount; row++)
							for (int column = 0; column < columnCount; column++)
							{
								Range excelCell = app.ActiveSheet.Cells(currentCell.Row + row,
								currentCell.Column + column);
								excelCell.Value2 = table[row, column];
							}

						foreach (Range row in tableRange.Rows)
						{
							row.EntireRow.AutoFit();
						}
						foreach (Range column in tableRange.Columns)
						{
							column.EntireColumn.AutoFit();
						}

						app.ActiveSheet.Cells(currentCell.Row + rowCount + 1, currentCell.Column).Activate();
					}
				}
				else
				{
					MessageBox.Show(@"В выделенном фрагменте не распознано ни одной таблицы.",
						"Ошибка",
						MessageBoxButtons.OK,
						MessageBoxIcon.Information);
					RhSolutionsAddIn.Excel.Visible = true;
					return;
				}
			}
		}
		catch (Exception)
		{
			throw;
		}
		finally
		{
			RhSolutionsAddIn.Excel.Visible = true;
		}
	}
	public void Dispose()
	{
	}
}