using ExcelDna.Integration.CustomUI;
using System.IO;
using System.Reflection;
using System.Runtime.InteropServices;
using System.Windows.Forms;

namespace RhSolutions.Controllers;

[ComVisible(true)]
public class RibbonController : ExcelRibbon
{
	private static IRibbonUI ribbonUi;
	private static bool _workbookIsValid;

	public override string GetCustomUI(string RibbonID)
	{
		return @"
	  <customUI onLoad='RibbonLoad' xmlns='http://schemas.microsoft.com/office/2006/01/customui' loadImage='LoadImage'>
	  <ribbon>
		<tabs>
		  <tab id='rau' label='RhSolutions'>
			<group id='priceList' label='Прайс-лист'>
				<button id='export' getEnabled='GetExportEnabled' label='Экспорт в новый файл' size='normal' image='RhSolutions' onAction='OnToolPressed'/> 
				<button id='convert' getEnabled='GetConvertEnabled' label='Актуализировать' size='normal' imageMso='FileUpdate' onAction='OnToolPressed'/> 
				<button id='merge' label='Объединить' size='normal' imageMso='Copy' onAction='OnToolPressed'/> 
				<button id='guess' getEnabled='GetGuessEnabled' label='Найти и экспортировать' size='large' imageMso='ControlWizards' onAction='OnToolPressed'/>
			</group>
			<group id='fittingsCalc' label='Расчет фитингов'>
				<button id='fillsleeves' getEnabled='GetFittingsCalcEnabled' label='Гильзы' size='large' image='Sleeve' onAction='OnToolPressed'/>
				<button id='fillcouplings' getEnabled='GetFittingsCalcEnabled' label='Муфты' size='large' image='Coupling' onAction='OnToolPressed'/>
			</group>
			<group id='exportTab' label='Экспорт'>
				<button id='dxfexport' getEnabled='GetDxfEnabled' label='DXF' size='large' image='DXF' onAction='OnToolPressed'/>
			</group>
			<group id='importTab' label='OCR'>
				<button id='ocr' label='Распознать таблицу' size='large' imageMso='TableInsert' onAction='OnToolPressed'/>
			</group>
			<group id='settings' getLabel='GetVersionLabel'>
				<button id='setPriceList' getLabel='GetPriceListPathLabel' size='large' image='RhSolutions' onAction='OnSetPricePressed'/>
			</group>
		  </tab>
		</tabs>
	  </ribbon>
	</customUI>";
	}

	public void RibbonLoad(IRibbonUI sender)
	{
		ribbonUi = sender;
	}

	public static void RefreshControl(string id)
	{
		ribbonUi?.InvalidateControl(id);
	}

	public void OnSetPricePressed(IRibbonControl control)
	{
		IFileDialog dialog = RhSolutionsAddIn.ServiceProvider.GetService<IFileDialog>();
		string file = dialog.GetFile();

		if (!string.IsNullOrEmpty(file))
		{
			RhSolutionsAddIn.Configuration.SetPriceListPath(file);
			RhSolutionsAddIn.Configuration.SaveSettings();
		}
	}

	public void OnToolPressed(IRibbonControl control)
	{
		try
		{
			var toolFactory = RhSolutionsAddIn.ServiceProvider.GetService<ToolFactory>();
			using ITool tool = toolFactory.GetTool(control.Id);
			tool.Execute();
		}

		catch (Exception exception)
		{
			MessageBox.Show(exception.Message,
				"Ошибка",
				MessageBoxButtons.OK,
				MessageBoxIcon.Information);
			RhSolutionsAddIn.Excel.StatusBar = false;
			return;
		}
	}

	public bool GetConvertEnabled(IRibbonControl control) => _workbookIsValid;
	public bool GetDxfEnabled(IRibbonControl control) => _workbookIsValid;
	public bool GetFittingsCalcEnabled(IRibbonControl control) => _workbookIsValid;
	public bool GetGuessEnabled(IRibbonControl control) => RhSolutionsAddIn.Excel.ActiveWorkbook != null && !_workbookIsValid;

	public bool GetExportEnabled(IRibbonControl control)
	{
		if (RhSolutionsAddIn.Excel.ActiveWorkbook == null)
			return false;

		else
		{
			Range selection = RhSolutionsAddIn.Excel.Selection;
			return selection.Columns.Count == 2;
		}
	}

	public string GetVersionLabel(IRibbonControl control)
	{
		string version = Assembly.GetExecutingAssembly().GetName().Version.ToString();
		return $"v{version}";
	}

	public string GetPriceListPathLabel(IRibbonControl control)
	{
		string name = RhSolutionsAddIn.Configuration.GetPriceListFileName();
		return string.IsNullOrEmpty(name) ? "Указать шаблонный файл" : name;
	}

	public static void UpdateWorkbookValidation()
	{
		if (RhSolutionsAddIn.Excel.ActiveWorkbook == null)
			_workbookIsValid = false;

		else
		{
			Worksheet worksheet = RhSolutionsAddIn.Excel.ActiveWorkbook.ActiveSheet;
			_workbookIsValid = worksheet.IsValidSource();
		}
	}

	public static void EnsurePriseListExists()
	{
		string pricelistPath = RhSolutionsAddIn.Configuration.GetPriceListPath();
		if (!File.Exists(pricelistPath))
		{
			RhSolutionsAddIn.Configuration.SetPriceListPath(string.Empty);
		}
	}
}