using Community.VisualStudio.Toolkit;

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

using VberAdmin.Models;

namespace VberAdmin.WinForm
{
    public delegate void GeneratorCodeStart();

    public partial class VberForm : Form
    {
        public event GeneratorCodeStart OnGeneratorCodeStart;

        public VberForm()
        {
            InitializeComponent();
        }

        public VberForm(TemplateViewModel viewModel)
        {
            InitializeComponent();
            ViewModel = viewModel;
            _parentPath = tPathParent.Text;
        }

        [DllImport("user32.dll")]
        public static extern bool ReleaseCapture();

        [DllImport("user32.dll")]
        public static extern bool SendMessage(IntPtr hwnd, int wMsg, int wParam, int lParam);

        private const int VmNclbuttondown = 0XA1;//定义鼠标左键按下
        private const int Htcaption = 2;

        public void SetVersion(string version, Color bg)
        {
            lab_version.Text = version;
            pHeader.BackColor = bg;
            pFooter.BackColor = bg;
        }

        /// <summary>
        /// 鼠标按下
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void Title_MouseDown(object sender, MouseEventArgs e)
        {
            //为当前应用程序释放鼠标捕获
            ReleaseCapture();
            //发送消息 让系统误以为在标题栏上按下鼠标
            SendMessage(Handle, VmNclbuttondown, Htcaption, 0);
        }

        public TemplateViewModel ViewModel { get; set; }

        private readonly string _parentPath;

        private void Form_Load(object sender, EventArgs e)
        {
            try
            {
                tFileName.Text = ViewModel.BaseFolder;

                tExtFilePath.Text = ViewModel.FileName;
                tPathDto.Text = ViewModel.DtoFolder;
                tPathService.Text = ViewModel.ServiceFolder;
                tPathController.Text = ViewModel.ControllerFolder;
                tPathView.Text = ViewModel.ViewsFolder;

                tProjectName.Text = ViewModel.ProjectName;
                tClassName.Text = ViewModel.ClassName;
                tPageTitle.Text = ViewModel.HtmlPageTitle;
                tModalTitle.Text = ViewModel.HtmlModalTitle;
                var columnList = new List<ColumnViewModel> { new ColumnViewModel { ColumnName = "Id", Comment = "Id" } };
                columnList.AddRange(ViewModel.Columns ?? new List<ColumnViewModel>());
                columnList.Add(new ColumnViewModel { ColumnName = "", Comment = "" });
                cPrimarykey.DataSource = columnList;
                cPrimarykey.SelectedIndex = 0;
                //tPathParent.Text = ViewModel.ParentPath;
                dgvColumns.DataSource = ViewModel.Columns;
            }
            catch (Exception ex)
            {
                VS.MessageBox.ShowError($@"系统出错！[{ex.Message}]");
            }
        }

        private void btnStart_Click(object sender, EventArgs e)
        {
            try
            {
                ViewModel.ProjectName = tProjectName.Text;
                ViewModel.ClassName = tClassName.Text;
                ViewModel.HtmlPageTitle = tPageTitle.Text;
                ViewModel.HtmlModalTitle = tModalTitle.Text;
                ViewModel.ColumnPrimaryKey = cPrimarykey.SelectedValue.ToString();
                ViewModel.ParentPath = tPathParent.Text == _parentPath ? "" : tPathParent.Text;
                ViewModel.ExtFilePath = tExtFilePath.Text;
                //ViewModel.DtoFolder = tPathDto.Text ;//== ViewModel.DtoFolder ? "" : tPathDto.Text;
                //ViewModel.ServiceFolder = tPathService.Text;// == ViewModel.ServiceFolder ? "" : tPathService.Text;
                ViewModel.ControllerFolder = tPathController.Text;
                ViewModel.ViewsFolder = tPathView.Text;
                ViewModel.Columns = (List<ColumnViewModel>)dgvColumns.DataSource;
                ViewModel.IsCreateDto = cCreateDto.Checked;
                ViewModel.IsUpdateDto = cUpdateDto.Checked;
                ViewModel.IsListDto = cListDto.Checked;
                ViewModel.IsApplicationService = cService.Checked;
                ViewModel.IsIApplicationService = cServiceInterface.Checked;
                ViewModel.IsController = cController.Checked;
                ViewModel.IsView = cView.Checked;
                ViewModel.IsReplace = cReplace.Checked;
                ViewModel.IsMultipleSearch = cMulitSearch.Checked;
                DialogResult = DialogResult.OK;
                OnGeneratorCodeStart?.Invoke();
            }
            catch (Exception ex)
            {
                VS.MessageBox.ShowError($@"系统出错！[{ex.Message}]");
            }
        }

        private void btnClose_Click(object sender, EventArgs e)
        {
            DialogResult = DialogResult.Cancel;
            Close();
        }

        #region tPathParent

        private void tPathParent_KeyPress(object sender, KeyPressEventArgs e)
        {
            e.Handled = e.KeyChar != '\b' && (e.KeyChar > '9' || e.KeyChar < '0') &&
                        (e.KeyChar > 'Z' || e.KeyChar < 'A') && (e.KeyChar > 'z' || e.KeyChar < 'a');
        }

        private void tPathParent_GotFocus(object sender, EventArgs e)
        {
            if (tPathParent.Text == _parentPath)
                tPathParent.Text = "";
        }

        private void tPathParent_LostFocus(object sender, EventArgs e)
        {
            if (tPathParent.Text == "")
                tPathParent.Text = _parentPath;
        }

        #endregion tPathParent

        private void tExtFilePath_TextChanged(object sender, EventArgs e)
        {
            ViewModel.ExtFilePath = tExtFilePath.Text;
            tPathDto.Text = ViewModel.DtoFolder;
            tPathService.Text = ViewModel.ServiceFolder;
        }
    }
}