using Newtonsoft.Json;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Drawing;
using System.Drawing.Design;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using static Hydro.MapView.MapViewEnum;

namespace Hydro.MapView
{
    public interface IBaseViewModel
    {
        [Category("基本信息")]
        [Description("对象的ID唯一标识")]
        [DisplayName("编号")]
        string ID { get; set; }


        [Category("其他参数")]
        [Description("选中")]
        [DisplayName("选中")]
        [Browsable(false)]
        bool Selected { get; set; }
        [Browsable(false)]
        bool Hovered { get; set; }


        [Category("其他参数")]
        [Description("选中")]
        [DisplayName("位置信息")]
        [Browsable(false)]
        PointF Position { get; set; }//= new PointF(0, 0);

        [Browsable(false)]
        [JsonIgnore]
        String regionName { get; set; }//= null; 

        [Category("基本信息")]
        [Description("X坐标")]
        [DisplayName("X坐标")]
        [Browsable(true)]
        float X { get; set; }
        //{
        //    get
        //    {
        //        return Position.X;
        //    }
        //    set
        //    {
        //        Position = new PointF(value, Position.Y);
        //    }
        //}
        [Category("基本信息")]
        [Description("Y坐标")]
        [DisplayName("Y坐标")]
        [Browsable(true)]
        float Y { get; set; }
        //{
        //    get
        //    {
        //        return Position.Y;
        //    }
        //    set
        //    {
        //        Position = new PointF(Position.X, value);
        //    }
        //}

        [Category("基本信息")]
        [Description("标高")]
        [DisplayName("标高")]
        [Browsable(true)]
        float Elev { get; set; }

        [Category("其他参数")]
        [Description("对象的等级")]
        [DisplayName("级别")]
        //[Editor(typeof(MyPropertyEditor), typeof(UITypeEditor))]

        int Level { get; set; } //= 0;
        [Category("其他参数")]
        [Description("对象的等级")]
        [DisplayName("是否显示")]
        bool Visible { get; set; } //= true;

        //[Category("4、其他参数")]
        //[Description("标签集合")]
        //[DisplayName("标签")]
        //public string Tags { get; set; } = null;

        [Category("基本信息")]
        [Description("类型")]
        [DisplayName("类型")]
        MapObjectType Type { get; }// { get { return this.GetTypeString(); } }

        //[Browsable(false)]
        [Category("其他参数")]
        [Description("ID类型")]
        [DisplayName("ID类型")]
        [Browsable(false)]
        string IDType { get; }// => Type.ToString()+"\t"+ ID;
        MapObjectType GetTypeString();

        TagList Tags { get; set; }
        

        //string TagsString { get; set; }

        bool isNode();

        
    }
    [Serializable]
    public class TagList:List<string>
    {
        [Category("其他参数")]
        [Browsable(false)]
        public override string  ToString()
        {
            if (Count==0) 
                return "null";
            else
                return string.Join(",", this);          
        }

        //public TagList(string value):base(value.Split(','))
        //{
        //    if (string.IsNullOrEmpty(value) || value == "null")
        //    {
        //        base.Clear();
        //        return;
        //    }

        //}
        public TagList()
        {
        }
        public TagList(string value)
        {
            if (string.IsNullOrEmpty(value) || value == "null")
            {
                base.Clear();
                return;
            }
            string[] tags = value.Split(',');
            base.AddRange(tags);
        }
    }

    public class MyEditor : UITypeEditor
    {
        public override UITypeEditorEditStyle GetEditStyle(ITypeDescriptorContext context)
        {
            return UITypeEditorEditStyle.Modal;
        }

        public override object EditValue(ITypeDescriptorContext context, IServiceProvider provider, object value)
        {
            List<string> tags = value as List<string>;

            // Create and show dialog
            TagEditorForm form = new TagEditorForm(tags);
            //form弹出时，位置在鼠标位置
            form.StartPosition = FormStartPosition.Manual;
            form.Location =new Point( Cursor.Position.X-form.Width+10,Cursor.Position.Y-10);

            //if (form.ShowDialog() == DialogResult.OK)
            //{

            //}
            form.ShowDialog();
            return form.Tags;
            //return base.EditValue(context, provider, value);
        }
    }

    public class TagEditorForm : Form
    {
        public List<string> Tags { get; set; }

        private ListBox listBox;
        private TextBox tb_text;

        public TagEditorForm(List<string> tags)
        {
            Tags = tags;
            

            // Initialize ListBox
            listBox = new ListBox();
            listBox.DataSource = Tags;
            listBox.Dock = DockStyle.Fill;
            this.Controls.Add(listBox);

            // Add buttons for add, remove, update operations
            tb_text = new TextBox();
            tb_text.Dock = DockStyle.Top;
            
            this.Controls.Add(tb_text);
            Button addButton = new Button();
            addButton.Dock = DockStyle.Bottom;
            addButton.Text = "添加";
            addButton.Click += AddButton_Click;
            this.Controls.Add(addButton);

            Button removeButton = new Button();
            removeButton.Dock = DockStyle.Bottom;
            removeButton.Text = "删除";
            removeButton.Click += RemoveButton_Click;
            this.Controls.Add(removeButton);

            Button updateButton = new Button();
            updateButton.Dock = DockStyle.Bottom;
            updateButton.Text = "更新";
            updateButton.Click += UpdateButton_Click;
            this.Controls.Add(updateButton);

            Panel panel = new Panel();
            updateButton.Dock = DockStyle.Bottom;          
            this.Controls.Add(panel);

            Button btn_ok = new Button();
            btn_ok.Dock=DockStyle.Left;
            btn_ok.Click+=(o,e) => { this.DialogResult = DialogResult.OK; };
            btn_ok.Text = "确定";
            panel.Controls.Add(btn_ok);

            Button btn_cancel = new Button();
            btn_cancel.Dock = DockStyle.Right;
            btn_ok.Click += (o, e) => { this.DialogResult = DialogResult.Cancel; };
            btn_cancel.Text = "取消";
            panel.Controls.Add(btn_cancel);

            listBox.SelectedIndexChanged += (o,e) => 
            {
                if (listBox.SelectedItem!=null)
                    tb_text.Text= listBox.SelectedItem.ToString();
            };
            this.Icon =Icon.ExtractAssociatedIcon(Application.ExecutablePath);
        }

        private void AddButton_Click(object sender, EventArgs e)
        {
            
            // 在listBox中按tb_text的内容，添加新的tag
            if (tb_text.Text != null && tb_text.Text != "")
            {
                if (Tags == null)
                    Tags = new List<string>();
                Tags.Add(tb_text.Text);
                listBox.DataSource = null;
                listBox.DataSource = Tags;
            }

        }

        private void RemoveButton_Click(object sender, EventArgs e)
        {
            //删除listBox中选中的tag
            if (listBox.SelectedItem != null)
            {
          
                Tags.Remove(listBox.SelectedItem.ToString());
                listBox.DataSource = null;
                listBox.DataSource = Tags;
            }
            // Remove tag
        }

        private void UpdateButton_Click(object sender, EventArgs e)
        {
            // 在listBox中按tb_text的内容，更新tag，但是不改变顺序
            if (listBox.SelectedItem != null)
            {
          
                Tags[listBox.SelectedIndex] = tb_text.Text;
                listBox.DataSource = null;
                listBox.DataSource = Tags;
            }
        }
    }
}