bookmark-manager/BookmarkEditForm.cs

using bzit.bomg.Models;
using RyzStudio.Windows.Forms;
using System;
using System.ComponentModel;
using System.Threading.Tasks;
using System.Windows.Forms;
using Form = System.Windows.Forms.Form;
using Resources = bzit.bomg.Properties.Resources;

namespace bzit.bomg
{
    public partial class BookmarkEditForm : Form
    {
        protected bool isBusy = false;
        protected BookmarkItemModel itemModel = null;
        protected BookmarkTreeView treeView = null;

        public BookmarkEditForm(BookmarkTreeView treeview) : base()
        {
            InitializeComponent();

            treeView = treeview;

            this.StartPosition = FormStartPosition.WindowsDefaultLocation;
        }

        protected override void OnShown(EventArgs e)
        {
            base.OnShown(e);

            if (treeView.SNode.GetNodeType() == BookmarkTreeView.NodeType.Page)
            {
                BookmarkItemViewModel bookmarkItem = (BookmarkItemViewModel)treeView.SelectedNode.Tag;
                if (bookmarkItem != null)
                {
                    if (itemModel == null)
                    {
                        itemModel = new BookmarkItemModel();
                    }

                    updateViewModel(bookmarkItem);
                }
            }
        }

        protected override void OnClosing(CancelEventArgs e)
        {
            base.OnClosing(e);

            if (this.IsBusy)
            {
                e.Cancel = true;
            }
        }

        protected bool IsBusy
        {
            get => isBusy;
            set
            {
                isBusy = value;
                textBox1.Enabled = textBox2.Enabled = memoBox1.Enabled = !value;

                ThreadControl.SetImage(pictureBox1, (value) ? Resources.aniZomq2x32 : null);
            }
        }

        protected void updateViewModel(BookmarkItemViewModel viewModel)
        {
            itemModel.SiteName = viewModel.SiteName?.Trim();
            itemModel.SiteAddress = viewModel.SiteAddress?.Trim();
            itemModel.SiteDescription = viewModel.SiteDescription?.Trim();
            itemModel.FaviconAddress = viewModel.FaviconAddress?.Trim();

            textBox1.Text = itemModel.SiteName;
            textBox2.Text = itemModel.SiteAddress;
            memoBox1.Text = itemModel.SiteDescription;
            pictureBox2.Image = treeView.ImageList.Images[treeView.SelectedNode.ImageIndex];
        }

        private async void button1_Click(object sender, EventArgs e)
        {
            if (this.IsBusy)
            {
                return;
            }

            if (string.IsNullOrWhiteSpace(textBox2.Text))
            {
                return;
            }

            this.IsBusy = true;

            await Task.Run(() =>
            {
                if (itemModel == null) itemModel = new BookmarkItemModel();

                itemModel.SiteAddress = textBox2.Text;

                bool rv = itemModel.Update();
                if (rv)
                {
                    ThreadControl.SetText(textBox1, itemModel.SiteName);
                    ThreadControl.SetText(textBox2, itemModel.SiteAddress);
                    ThreadControl.SetText(memoBox1, itemModel.SiteDescription);
                    ThreadControl.SetImage(pictureBox2, itemModel.RetrieveFavicon());
                }
            });

            this.IsBusy = false;
        }

        private void button2_Click(object sender, EventArgs e)
        {
            if (this.IsBusy) return;
            if (string.IsNullOrWhiteSpace(textBox1.Text)) return;
            if (string.IsNullOrWhiteSpace(textBox2.Text)) return;

            if (itemModel == null) itemModel = new BookmarkItemModel();

            itemModel.SiteName = textBox1.Text?.Trim();
            itemModel.SiteAddress = textBox2.Text?.Trim();
            itemModel.SiteDescription = memoBox1.Text?.Trim();

            treeView?.SNode.AddOrUpdateItem(itemModel.ToViewModel());

            this.Close();
        }

    }
}