BPASmartClient/DosingSystem/ViewModel/DeviceMaterialParViewModel.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Microsoft.Toolkit.Mvvm.ComponentModel;
using System.Collections.ObjectModel;
using BPASmartClient.DosingSystem.Model;
using BPASmartClient.Helper;
using Microsoft.Toolkit.Mvvm.Input;
using BPASmartClient.CustomResource.UserControls.MessageShow;
using BPASmartClient.CustomResource.UserControls;
using System.Diagnostics;

namespace BPASmartClient.DosingSystem.ViewModel
{
    public class DeviceMaterialParViewModel : ObservableObject
    {
        public DeviceMaterialParViewModel()
        {
            deviceParModels = Json<DevicePar>.Data.deviceParModels;
            RemoveCommand = new RelayCommand<object>((o) =>
            {
                var res = deviceParModels.FirstOrDefault(p => p.MaterialName == o?.ToString());
                if (res != null) deviceParModels.Remove(res);
                NoticeDemoViewModel.OpenMsg(EnumPromptType.Success, App.MainWindow, "提示", $"{o.ToString()}：原料删除成功!");
            });

            AddCommand = new RelayCommand(() => { deviceParModels.Add(new DeviceParModel()); });
            SaveCommand = new RelayCommand(() =>
              {
                  if (deviceParModels == null || deviceParModels.Count <= 0)
                  {
                      NoticeDemoViewModel.OpenMsg(EnumPromptType.Warn, App.MainWindow, "警告", $"没有可保存的参数!");
                      return;
                  }

                  for (int i = 0; i < deviceParModels.Count; i++)
                  {
                      if (deviceParModels.Where(p => p.MaterialName == deviceParModels.ElementAt(i).MaterialName)?.ToList()?.Count >= 2)
                          deviceParModels.ElementAt(i).IsRedundant = true;
                      else
                          deviceParModels.ElementAt(i).IsRedundant = false;
                  }

                  if (deviceParModels.FirstOrDefault(p => p.IsRedundant == true) != null)
                  {
                      NoticeDemoViewModel.OpenMsg(EnumPromptType.Error, App.MainWindow, "错误", $"原料名称冲突，请检查后重试!");
                      return;
                  }

                  deviceParModels.Where(P => P.MaterialName.Length <= 0)?.ToList()?.ForEach(item =>
                  {
                      Json<DevicePar>.Data.deviceParModels.Remove(item);
                  });
                  Json<DevicePar>.Save();
                  NoticeDemoViewModel.OpenMsg(EnumPromptType.Success, App.MainWindow, "提示", $"原料参数保存成功!");
              });
        }

        public ObservableCollection<DeviceParModel> deviceParModels { get; set; }

        public RelayCommand<object> RemoveCommand { get; set; }

        public RelayCommand AddCommand { get; set; }
        public RelayCommand SaveCommand { get; set; }

    }
}