using System;
using System.Collections.Generic;
using System.Drawing;
using System.IO;
using System.Runtime.InteropServices;
using System.Threading;
using System.Windows.Forms;

namespace SuperMap.RealEstate.Launcher.Loading
{
    internal partial class frmProgress : Form
    {

        const int hWnd_User_Defined = 0x500;

        const int hWnd_ProcessText = hWnd_User_Defined + 11;

        const int hWnd_Progress1Visible = hWnd_User_Defined + 20;
        const int hWnd_Progress1Value = hWnd_User_Defined + 21;

        const int hWnd_Progress2Visible = hWnd_User_Defined + 30;
        const int hWnd_Progress2Value = hWnd_User_Defined + 31;
        const int hWnd_Progress2Maximum = hWnd_User_Defined + 32;

        const int hWnd_Form_Abort = hWnd_User_Defined + 90;
        const int hWnd_Form_Closing = hWnd_User_Defined + 91;
        const int hWnd_Form_ForceExit = hWnd_User_Defined + 92;

        const int hWnd_MessageLoad = hWnd_User_Defined + 101;
        const int hWnd_MessageSave = hWnd_User_Defined + 102;

        [DllImport("User32.DLL")]
        static extern int SendMessage(IntPtr hWnd, uint Msg, int wParam, int lParam);

        [DllImport("User32.DLL")]
        static extern bool ReleaseCapture();
        const uint WM_SYSCOMMAND = 0x0112;
        const int SC_MOVE = 61456;
        const int HTCAPTION = 2;



        public frmProgress()
        {
            InitializeComponent();
        }



        protected override void DefWndProc(ref Message m)
        {
            switch (m.Msg)
            {
                case hWnd_MessageLoad:
                    string _FileLoadNumber = m.LParam.ToInt32().ToString();
                    string _LoadMessagePath = Path.GetFullPath(AppDomain.CurrentDomain.BaseDirectory + "..\\Temp\\Message\\");
                    _LoadMessagePath += _FileLoadNumber + ".txt";
                    if (File.Exists(_LoadMessagePath))
                    {
                        string _lineText;
                        List<string> _LineList = new List<string>();
                        using (StreamReader _FileText = File.OpenText(_LoadMessagePath))
                        {
                            while (!_FileText.EndOfStream)
                            {
                                _lineText = _FileText.ReadLine();
                                ProgressBarText = _lineText;
                                _LineList.Add(_lineText);
                            }
                            richTextBox1.Text = string.Join("\r\n", _LineList.ToArray());
                            _FileText.Close();
                        }
                        File.Delete(_LoadMessagePath);
                    }
                    break;
                case hWnd_MessageSave:
                    string _FileSaveNumber = m.LParam.ToInt32().ToString();
                    string _SaveMessagePath = Path.GetFullPath(AppDomain.CurrentDomain.BaseDirectory + "..\\Temp\\Message\\");
                    _SaveMessagePath += _FileSaveNumber + ".txt";
                    if (File.Exists(_SaveMessagePath))
                        File.Delete(_SaveMessagePath);
                    using (StreamWriter _FileText = File.AppendText(_SaveMessagePath))
                    {
                        _FileText.Write(richTextBox1.Text);
                        _FileText.Close();
                    }
                    ProgressBarText = "更新 当前组件...";
                    Application.DoEvents();
                    Thread.Sleep(200);
                    ProgressBarText = "3秒后自动关闭...";
                    Application.DoEvents();
                    Thread.Sleep(3000);
                    break;
                case hWnd_ProcessText:
                    _EnabledClosed();
                    string _FileNumber = m.LParam.ToInt32().ToString();
                    string _MessagePath = Path.GetFullPath(AppDomain.CurrentDomain.BaseDirectory + "..\\Temp\\Message\\");
                    _MessagePath += _FileNumber + ".txt";
                    if (File.Exists(_MessagePath))
                    {
                        using (StreamReader _FileText = File.OpenText(_MessagePath))
                        {
                            ProgressBarText = _FileText.ReadToEnd();
                            _FileText.Close();
                            File.Delete(_MessagePath);
                        }
                    }
                    else
                        ProgressBarText = "错误的参数" + _MessagePath;
                    break;
                case hWnd_Progress1Value:
                    _EnabledClosed();
                    SetProgressPercentage(progressBar1, m.LParam.ToInt32());
                    label3.Text = progressBar1.Value.ToString() + "%";
                    if (progressBar1.Value == progressBar1.Maximum)
                    {
                        if (progressBar2.Maximum == 0 || progressBar2.Value == progressBar2.Maximum)
                        {
                            progressBar1.Visible = false;
                            label3.Visible = false;
                        }
                    }
                    else
                    {
                        progressBar1.Visible = true;
                        label3.Visible = true;
                    }
                    break;
                case hWnd_Progress2Value:
                    _EnabledClosed();
                    SetProgressPercentage(progressBar2, m.LParam.ToInt32());
                    label2.Text = "第 " + (progressBar2.Value + 1).ToString() + " 共 " + progressBar2.Maximum + " 个";
                    if (progressBar2.Value == progressBar2.Maximum)
                    {
                        label2.Visible = false;
                        if (progressBar1.Value == progressBar1.Maximum)
                        {
                            progressBar1.Visible = false;
                            label3.Visible = false;
                        }
                    }
                    else
                        label2.Visible = true;
                    break;
                case hWnd_Progress2Maximum:
                    _EnabledClosed();
                    progressBar2.Value = 0;
                    progressBar2.Maximum = m.LParam.ToInt32();
                    label2.Text = "第 " + (progressBar2.Value + 1).ToString() + " 共 " + progressBar2.Maximum + " 个";
                    if (progressBar2.Maximum > 0)
                        label2.Visible = true;
                    else
                        label2.Visible = false;
                    break;
                case hWnd_Form_ForceExit:
                    //NewMethod();
                    //timer1.Interval = 1000;
                    //timer1.Enabled = true;
                    this.Close();
                    break;
                case hWnd_Form_Closing:
                    _EnabledClosed();
                    int _Interval = m.LParam.ToInt32() * 1000;
                    if (_Interval > 0)
                    {
                        timer1.Interval = _Interval;
                        timer1.Enabled = true;
                    }
                    else
                        this.Close();
                    break;
                default:
                    base.DefWndProc(ref m);
                    break;
            }
            
        }

       
        List<String> _ProgressBarTextList = new List<string>();
        string _ProgressBarText;
        public string ProgressBarText
        {
            get
            {
                return _ProgressBarText;
            }
            set
            {
                string _value = value;
                if (!_value.StartsWith("「"))
                    _value = "「" + DateTime.Now.ToLongTimeString() + "」" + _value;
                richTextBox1.AppendText("\r\n" + _value);
                if (_ProgressBarTextList.Count >= 5)
                    _ProgressBarTextList.RemoveAt(0);
                _ProgressBarTextList.Add(_value);
                _ProgressBarText = string.Join("\r\n", _ProgressBarTextList.ToArray());
                label1.Text = _ProgressBarText;
            }
        }

        void SetProgressPercentage(ProgressBar progressBar, int progressPercentage)
        {
            if (progressPercentage > progressBar.Maximum)
                progressBar.Value = progressBar.Maximum;
            else if (progressPercentage < progressBar.Minimum)
                progressBar.Value = progressBar.Minimum;
            else
                progressBar.Value = progressPercentage;
        }

        private void frmProgress_Load(object sender, EventArgs e)
        {
            int height = SystemInformation.WorkingArea.Height;
            int width = SystemInformation.WorkingArea.Width;
            int formheight = this.Height;
            int formwidth = this.Width;
            int newformx = width / 2 - formwidth / 2;
            int newformy = height / 5 - formheight / 5;
            this.SetDesktopLocation(newformx, newformy);
            label1.Text = "";
            //ProgressBarText = "「" + DateTime.Now.ToLongTimeString() + "」系统 初始化..";
            //richTextBox1.Text = ProgressBarText;
            richTextBox1.Text = "「" + DateTime.Now.ToLongTimeString() + "」系统 初始化...";
        }

        private void progressBar1_VisibleChanged(object sender, EventArgs e)
        {
        }

        private void _EnabledClosed()
        {
            timer1.Enabled = false;
            //_CloseForm = 0;
        }
        bool _CloseForm = false;

        private void timer1_Tick(object sender, EventArgs e)
        {
            this.timer1.Enabled = false;
            //if (_CloseForm == false)
                this.Close();
        }
        private void Form_MouseDown(object sender, MouseEventArgs e)
        {
            if (e.Button != MouseButtons.Left)
                _CloseForm = true;
            ReleaseCapture();
            SendMessage(Handle, WM_SYSCOMMAND, SC_MOVE | HTCAPTION, 0);
        }

        void label4_MouseClick(object sender, MouseEventArgs e)
        {
            this.Close();
        }

        private void label1_DoubleClick(object sender, EventArgs e)
        {
            richTextBox1.Visible = true;
            richTextBox1.Width = label1.Width;
            richTextBox1.Height = label1.Height;
            richTextBox1.Left = label1.Left;
            richTextBox1.Top = label1.Top;
            _CloseForm = true;
        }

        private void label1_MouseHover(object sender, EventArgs e)
        {
            toolTip1.Show("右键双击显示更多内容！", label1);
        }

        private void richTextBox1_DoubleClick(object sender, EventArgs e)
        {
            richTextBox1.Visible = false;
        }

        private void label6_Click(object sender, EventArgs e)
        {
            this.Close();
        }

        private void label6_MouseMove(object sender, MouseEventArgs e)
        {
            //label6.ForeColor = Color.Red;
        }

        private void label6_MouseEnter(object sender, EventArgs e)
        {
            label6.BackColor = Color.Red;
        }

        private void label6_MouseLeave(object sender, EventArgs e)
        {
            label6.BackColor = Color.Transparent;
        }
    }
}