using GalaSoft.MvvmLight;
using GalaSoft.MvvmLight.Command; 
using System;
using System.Collections.Generic;
using System.Collections.ObjectModel; 
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls.Primitives;
using System.Windows.Input;
using TProduct.ProcessDrawing.Components; 
using TProduct.ProcessDrawing.Models;

namespace TProduct.ProcessDrawing.ViewModels
{
    /// <summary>
    /// 对应窗口的业务逻辑
    /// </summary>
    public class DisplayViewModel : ViewModelBase
    {
        public ObservableCollection<DeviceItem4Display> DeviceList { get; set; } = new ObservableCollection<DeviceItem4Display>();



        private DeviceItem4Config _currentDevice;
        public DeviceItem4Config CurrentDevice
        {
            get => _currentDevice;
            set => Set(ref _currentDevice, value);
        }

        private string _saveFailedMessage; 
        public string SaveFailedMessage
        {
            get { return _saveFailedMessage; }
            set { Set(ref _saveFailedMessage, value); }
        }

 
 
        public RelayCommand<DeviceItem4Config> DeviceSelectedCommand { get; set; }

        int _pipeIndex = -1;
        public void SetCurrentPipeIndex(int pipeIndex)
        {
            this._pipeIndex = pipeIndex;
            if (DeviceList == null)
                return;
            foreach (var d in DeviceList)
            {
                if (d.IsHavePipeIndex(pipeIndex))
                {
                    //(d.UiComponent).IsShowFlowAnimation = 1;

                 
                         d.UiComponent .SetRunStatus(true );
                     
                }
                else
                {
                    d.UiComponent.SetRunStatus(false );
                }
            }
        }
        public void SetContaiterSize(int width, int height)
        {
            double left_x = (from x in DeviceList select x.X).Min();
            double right_x = (from x in DeviceList select x.X).Max();

            double top_y = (from x in DeviceList select x.Y).Min();
            double bottom_y = (from x in DeviceList select x.Y).Max();

            double offset_y = 0;
            if ( bottom_y    > height)
            {
                offset_y = 5 - top_y;
            }
            foreach (var d in DeviceList)
            {
                d.Y = d.Y + offset_y; 
            }
        }

        public DisplayViewModel()
        {
            if (!IsInDesignMode)
            { 
                // 初始化组态组件
                InititialDevices();
 
 
                //
                DeviceSelectedCommand = new RelayCommand<DeviceItem4Config>(model2 =>
                {
                    // 记录一个当前选中组件
                    // Model = DeviceItemModel
                    // 对当前组件进行选中
                    // 进行属性、点位编辑
                    if (CurrentDevice != null)
                        CurrentDevice.IsSelected = false;
                    if (model2 != null)
                    {
                        model2.IsSelected = true; 
                    }

                    CurrentDevice = model2;
                });
 
 
            }
        }
 
        //初始化组态组件
        private void InititialDevices()
        {
            if(DeviceList == null)
            {
                DeviceList = new ObservableCollection<DeviceItem4Display>();
            }
       

            List<TProduct.ProcessDrawing.Models.DeviceItem4Display> all_DeviceItemModels = null; 
            if (!ProcessDrawingConfigFileHelper.ReadFile(out all_DeviceItemModels))
            {
                return;
            }


            foreach (var dim in all_DeviceItemModels)
            { 
                DeviceList.Add(dim);
            }
        }

        public void InitialRunStatus()
        { 
            if (DeviceList == null)
                return;
            foreach (var d in DeviceList)
            {
                if (d.IsHavePipeIndex(_pipeIndex))
                {
                   // d.UiComponent.StartAnimation();

                    d.UiComponent.SetRunStatus(true );
                }
                else
                {

                    d.UiComponent.SetRunStatus(false );
                }
            }


        }





    }
}