using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading;
using System.Windows.Forms;

namespace VersionUpdate
{
    public partial class DownloadForm : Form
    {
        List<UpdateClass> updateClass;
        Client client;
        public DownloadForm(List<UpdateClass> updateClass, Client client)
        {
            InitializeComponent();
            this.updateClass = updateClass;
            this.client = client;
        }
        public bool IsOk = false;
        Thread thread;
        private void button1_Click(object sender, EventArgs e)
        {
            try
            {
                this.button1.Enabled = false;
                thread = new Thread(new ThreadStart(delegate
                {
                    try
                    {

                        client.DownFile(updateClass, this.progressBar1, this.label1);
                        IsOk = true;
                        this.Invoke(new Action(delegate
                        {
                            this.Close();
                        }));
                    }
                    catch (Exception ex)
                    {
                        this.Invoke(new Action(delegate
                        {
                            MessageBox.Show(ex.Message, "下载失败", MessageBoxButtons.OK, MessageBoxIcon.Error);
                        }));
                    }

                }));
                thread.IsBackground = true;
                thread.Start();
            }
            catch (Exception ex)
            { }
        }

        private void DownloadForm_Load(object sender, EventArgs e)
        {
            try
            {
                StringBuilder sb = new StringBuilder();
                foreach (var item in updateClass)
                {
                    sb.Append($"{item.Name} -- {item.Version}\r\n");

                    for (int i = 0; i < item.Message.Count; i++)
                    {
                        sb.AppendLine($"{i + 1}、{item.Message[i]}");
                    }
                    sb.AppendLine("");
                    sb.AppendLine("");
                }
                this.richTextBox1.Text = sb.ToString().Trim();
            }
            catch (Exception ex)
            { }
        }

        private void DownloadForm_FormClosing(object sender, FormClosingEventArgs e)
        {
            try
            {
                if (thread != null && !IsOk)
                {
                    try
                    {
                        thread.Abort();
                    }
                    catch (Exception ex1)
                    { }
                }
            }
            catch (Exception ex)
            { }
        }
    }
}