using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Shapes;

namespace GraphingCalculator
{
    /// <summary>
    /// Interaction logic for LogWindow.xaml
    /// </summary>
    public partial class LogWindow : Window
    {
        public LogWindow()
        {
            InitializeComponent();

            buttonRefresh_Click(this, new RoutedEventArgs());
        }

        private void buttonCopy_Click(object sender, RoutedEventArgs e)
        {
            if (listEntries.SelectedIndex != -1)
                Clipboard.SetText(listEntries.SelectedItem.ToString());
        }

        private void buttonClear_Click(object sender, RoutedEventArgs e)
        {
            listEntries.Items.Clear();
            Log.Entries.Clear();
        }

        private void buttonRefresh_Click(object sender, RoutedEventArgs e)
        {
            listEntries.Items.Clear();

            foreach (var i in Log.Entries)
                listEntries.Items.Add(i);
        }

        private void buttonClose_Click(object sender, RoutedEventArgs e)
        {
            this.Close();
        }

        private void buttonSave_Click(object sender, RoutedEventArgs e)
        {
            Microsoft.Win32.SaveFileDialog dialog = new Microsoft.Win32.SaveFileDialog();
            dialog.Title = "Save log...";
            dialog.Filter = "Text file|*.txt|Log file|*.log|All files|*.*";

            bool? res = dialog.ShowDialog();
            if (!res.HasValue && !res.Value) return;

            try
            {
                System.IO.File.WriteAllLines(dialog.FileName, Log.Entries.ToArray());
            }

            catch (Exception ex)
            {
                Log.LogEvent("Failed to save log to file {0}: {1}", dialog.FileName, ex.Message);
                MessageBox.Show("Error: " + ex.Message, "Failed to save log file!");
            }
        }
    }
}