using System;
using System.Collections.Generic;
using System.ComponentModel;
using PropertyGridLib.Controls;
using TeamAAS.FlowEditor.Plugins;
using TeamAAS.FlowEngine.FormulaData;
using PropertyGridLib.Attributes;

namespace Plugins.Vpp.Models
{
    /// <summary>
    /// VP 图像显示节点模型:把上游输出的图层/图像显示到指定画面框(视觉窗体),
    /// 每个显示项可独立链接 OK/NG 结果(可不链接)驱动该画面框的状态圆点。
    /// </summary>
    [Serializable]
    public class VppDisplayModel : BasePluginModel
    {
        [Category("属性")]
        [DisplayName("1.显示项列表")]
        [Description("配置图层到画面框的显示映射,可添加多条;每项可独立链接 OK/NG(可不链接)")]
        [CollectionEditor(CanAdd = true, CanRemove = true, CanSort = true)]
        [FormulaEditor(typeof(InputSourceDataProvider))]
        public List<VppDisplayItem> DisplayItems { get; set; } = new List<VppDisplayItem>();
    }

    [Serializable]
    public class VppDisplayItem
    {
        /// <summary>目标画面序号（实际存储值，运行逻辑按 windows[FrameNo-1] 取窗体）；UI 通过 FrameName 按名称选择</summary>
        [Browsable(false)]
        public int FrameNo { get; set; } = 1;

        /// <summary>
        /// 目标画面名称（属性网格中显示/选择的项）：下拉项来自当前产品「画面列表」，
        /// 选择名称时映射为序号写入 <see cref="FrameNo"/>，读取时按序号还原名称。
        /// 计算属性，不参与序列化。
        /// </summary>
        [DisplayName("1.目标画面")]
        [Category("属性")]
        [Description("从当前产品的画面列表中选择目标画面,按名称选择、内部存储对应序号")]
        [TypeConverter(typeof(Plugins.Vpp.Core.FrameNameConverter))]
        [Newtonsoft.Json.JsonIgnore]
        public string FrameName
        {
            get => Plugins.Vpp.Core.FrameNameConverter.GetFrameName(
                       Plugins.Vpp.Core.FrameNameConverter.GetFrames(), FrameNo);
            set
            {
                int no = Plugins.Vpp.Core.FrameNameConverter.ResolveFrameNo(value);
                if (no >= 1) FrameNo = no;
            }
        }

        [DisplayName("2.链接图层")]
        [Category("属性")]
        [Description("链接上游输出:图层(ICogRecord)/图像(ICogImage)/相机图像(GenImage)均可")]
        [FormulaEditor(typeof(InputSourceDataProvider))]
        public FormulaBound<object> Source { get; set; } = new FormulaBound<object>();

        [DisplayName("3.OK/NG 链接(可选)")]
        [Category("属性")]
        [Description("链接该画面的结果公式;为空 = 不链接(该画面框圆点保持原状)。非空时按真假把圆点刷成 绿/红")]
        [FormulaEditor(typeof(InputSourceDataProvider))]
        public FormulaBound<bool> OkNgBinding { get; set; } = new FormulaBound<bool>();

        public override string ToString()
            => $"{FrameName} ← {Source?.Formula ?? "(未链接)"}{(string.IsNullOrWhiteSpace(OkNgBinding?.Formula) ? "" : " | OK/NG")}";
    }
}