using Bro.Common.Helper;
using Bro.UI.Model.Winform;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace Bro.M071.Process.UI
{
    [MenuNode("M071_MainForm", "键盘检测主界面", 3, "M071Node", true)]
    public partial class M071_MainForm : MenuFrmBase
    {
        Canvas cvImage = new Canvas();
        M071Config Config => Process?.IConfig as M071Config;

        public M071_MainForm()
        {
            InitializeComponent();

            cvImage.IsShowElementList = false;
            tsmiShowStatusBar.Checked = cvImage.IsShowStatusBar = false;
            tsmiShowToolBar.Checked = cvImage.IsShowToolBar = false;
            cvImage.Dock = DockStyle.Fill;
            this.Controls.Add(cvImage);

            tscEditLocation.Visible = tsmiShowEditor.Checked = false;
        }

        public override void OnProcessUpdated()
        {
            base.OnProcessUpdated();

            if (Config == null)
                return;

            if (string.IsNullOrWhiteSpace(Config.BackgroundImagePath))
                return;

            try
            {
                Bitmap image = (Bitmap)Image.FromFile(Config.BackgroundImagePath);
                cvImage.LoadImage(image);
            }
            catch (Exception ex)
            {
                LogAsync(new LogMsg(DateTime.Now, "载入背景图异常", ex.Message));
                return;
            }

            cvImage.Elements.Clear();
            lvMeasures.Items.Clear();
            Config.MeasurementUnitCollection.ForEach(u =>
            {
                if (!u.IsEnabled)
                    return;

                var ele = new KeyIndicator(u.Id, u.DisplayLocation);
                cvImage.Elements.Add(ele);

                ListViewItem item = new ListViewItem(u.GetDisplayText());
                item.Tag = u.Id;
                lvMeasures.Items.Add(item);
            });
        }
        
        private void lvMeasures_SelectedIndexChanged(object sender, EventArgs e)
        {
            if (lvMeasures.SelectedItems.Count <= 0)
                return;

            var ele = cvImage.Elements.FirstOrDefault(u => u.ID == lvMeasures.SelectedItems[0].Tag.ToString());
            propGridKeyIndicator.SelectedObject = ele;
        }

        private void tsmiShowToolBar_CheckedChanged(object sender, EventArgs e)
        {
            cvImage.IsShowToolBar = tsmiShowToolBar.Checked;
        }

        private void tsmiShowStatusBar_CheckedChanged(object sender, EventArgs e)
        {
            cvImage.IsShowStatusBar = tsmiShowStatusBar.Checked;
        }

        private void tsmiShowEditor_CheckedChanged(object sender, EventArgs e)
        {
            tscEditLocation.Visible = tsmiShowEditor.Checked;
        }

        private void btnCancelEdit_Click(object sender, EventArgs e)
        {
            cvImage.Elements.Clear();
            lvMeasures.Items.Clear();
            Config.MeasurementUnitCollection.ForEach(u =>
            {
                if (!u.IsEnabled)
                    return;

                var ele = new KeyIndicator(u.Id, u.DisplayLocation);
                cvImage.Elements.Add(ele);

                ListViewItem item = new ListViewItem(u.GetDisplayText());
                item.Tag = u.Id;
                lvMeasures.Items.Add(item);
            });

            MessageBox.Show("取消标签修改");
        }

        private void btnConfirmEdit_Click(object sender, EventArgs e)
        {
            cvImage.Elements.ToList().ForEach(ele =>
            {
                var measure = Config.MeasurementUnitCollection.FirstOrDefault(u => u.Id == ele.ID);
                if (measure != null)
                {
                    measure.DisplayLocation = (ele as KeyIndicator).DisplayRect;
                }
            });

            MessageBox.Show("标签修改完成");
        }
    }
}