using System;
using System.IO;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Input;
using System.Windows.Navigation;
using BetterPatchFileCreator.Code;

namespace BetterPatchFileCreator.XAML.PageFuncs
{
	/// <summary>
	/// Interaction logic for SelectConfig.xaml
	/// </summary>
	public partial class SelectConfigPageFunc : ObjectPageFunc {
		public SelectConfigPageFunc() {
			Configs = DataProvider.PatchConfigs;
			InitializeComponent();
		}

		public PatchConfigCollection Configs { get; set; }

		private void ConfigListMouseDoubleClick(object sender, MouseButtonEventArgs e) {
			ListView lv = sender as ListView;
			if(lv == null) return;
			if(lv.SelectedItem == null) return;

			PatchConfig config = lv.SelectedItem as PatchConfig;
			if (!CheckConfigDirs(config)) {
				MessageBox.Show("Config corrupted. Please choose another config, the selected config will get removed.");
				DataProvider.PatchConfigs.Remove(config);
				lv.Items.Refresh();
				return;
			}
			ReturnValue(lv.SelectedItem);
		}

		private static bool CheckConfigDirs(PatchConfig config) {
			if(!Directory.Exists(config.GetBasePath())) return false;
			if(!Directory.Exists(config.XmlPath)) return false;
			if(!Directory.Exists(config.PatchFilePath)) return false;
			return true;
		}

		private void CreateNewClick(object sender, RoutedEventArgs e) {
			var page = new CreateNewConfigPageFunc();
			page.OnReturn += OnCreateNewReturn;
			DataProvider.MainWindowInstance.Navigate(page);
		}
		private void OnCreateNewReturn(object sender, PageFunctionEventArgs<object> pageFunctionEventArgs) {
			lvConfigs.Items.Refresh();
			DataProvider.MainWindowInstance.Navigate(this);
		}
	}
}