6098/Cowain.Bake.UI/ProductManagement/ViewModels/TaskViewModel.cs

using Cowain.Bake.BLL;
using Cowain.Bake.Common;
using Cowain.Bake.Common.Core;
using Cowain.Bake.Common.Enums;
using Cowain.Bake.Common.Interface;
using Cowain.Bake.Model;
using HandyControl.Controls;
using Prism.Commands;
using Prism.Regions;
using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using Unity;

namespace Cowain.Bake.UI.ProductManagement.ViewModels
{
    public class TaskViewModel: ViewModelBase, INavigationAware
    {
        //
        private DateTime _startTime = DateTime.Now.AddHours(-4);
        public new DateTime StartTime
        {
            get { return _startTime; }
            set { SetProperty(ref _startTime, value); }
        }

        private  DateTime _endTime = DateTime.Now.AddHours(10);
        public new  DateTime EndTime
        {
            get { return _endTime; }
            set { SetProperty(ref _endTime, value); }
        }

        private ObservableCollection<TTaskRecord> _taskList;
        public ObservableCollection<TTaskRecord> TaskList
        {
            get => _taskList ?? (_taskList = new ObservableCollection<TTaskRecord>());
            set { SetProperty(ref _taskList, value); }
        }

        private ObservableCollection<TTaskStep> _taskStepList;
        public ObservableCollection<TTaskStep> TaskStepList
        {
            get => _taskStepList ?? (_taskStepList = new ObservableCollection<TTaskStep>());
            set { SetProperty(ref _taskStepList, value); }
        }
        private TTaskStep _selectTaskStep;
        public TTaskStep SelectTaskStep
        {
            get => _selectTaskStep ?? (_selectTaskStep = new TTaskStep());
            set
            {
                SetProperty(ref _selectTaskStep, value);
            }
        }
        
        private TTaskRecord _selectTaskRecord;
        public TTaskRecord SelectTaskRecord
        {
            get => _selectTaskRecord ?? (_selectTaskRecord = new TTaskRecord());
            set
            {
                SetProperty(ref _selectTaskRecord, value);
            }
        }
        //public Dictionary<int, string> SexDict { get; } = new Dictionary<int, string>();
        public TaskViewModel(IUnityContainer unityContainer, IRegionManager regionManager) : base(unityContainer, regionManager)
        {
            this.PageTitle = "调度记录";

            //var models =_unityContainer.Resolve<RgvActionService>().GetAll(); 
            //foreach(var item in models)
            //{
            //    SexDict.Add(item.Cmd, item.Desc);
            //}
        }
        public DelegateCommand SelectCommand => new DelegateCommand(() =>
        {
            if (SelectTaskRecord != null && SelectTaskRecord.Id > 0)
            {
                TaskStepList.Clear();
                var models = _unityContainer.Resolve<TaskStepService>().GetTaskAllStep(SelectTaskRecord.Id);
                models.ForEach(item => TaskStepList.Add(item));
            }
        });

        public DelegateCommand SendCommand => new DelegateCommand(() =>
        {
            if (null == SelectTaskRecord 
            || 0 == SelectTaskRecord.Id
            || 0 == SelectTaskRecord.Target)
            {
                HandyControl.Controls.MessageBox.Info("请选择任务！", "提示");
                return;
            }

            if ((int)ETaskStatus.ExecutionCompleted == SelectTaskRecord.Status)
            {
                HandyControl.Controls.MessageBox.Warning("已经完成的任务不能再发送！", "警告");
                return;
            }

            if (SelectTaskStep != null)
            {
                if ((ETaskStep)SelectTaskStep.StepId == ETaskStep.None
                || (ETaskStep)SelectTaskStep.StepId == ETaskStep.Unexecuted
                || (ETaskStep)SelectTaskStep.StepId == ETaskStep.Finish)
                {
                    HandyControl.Controls.MessageBox.Warning("请选择任务步骤!");
                    return;
                }

                if (System.Windows.MessageBoxResult.OK == 
                HandyControl.Controls.MessageBox.Ask($"你确定重新发送【{((ETaskStep)SelectTaskStep.StepId).GetDescription()}】指令到PLC？", "发送指令"))
                {
                    if(_unityContainer.Resolve<ICommonFun>().ManualTaskCmd(SelectTaskRecord, (short)SelectTaskStep.StepId))
                    {
                        HandyControl.Controls.MessageBox.Info("发送成功");
                    }
                    else
                    {
                        HandyControl.Controls.MessageBox.Fatal("发送失败,请重新发送！","警示");
                    }
                }
            }          
        });
        public async override void Refresh()
        {
            TaskList.Clear();

            var listTask = await System.Threading.Tasks.Task.Run(() =>
            {
                //从数据库查询任务
                return _unityContainer.Resolve<TaskRecordService>().GetAllTaskRun();
            });
            listTask = UpdetaListStatus(listTask);
            listTask.ForEach(x => TaskList.Add(x));
        }
      
        public DelegateCommand<object> QueryCommand => new DelegateCommand<object>((x) =>
        {
            TaskList.Clear();
            var queryTask = _unityContainer.Resolve<TaskRecordService>().Query(StartTime, EndTime);
      
            if (0 != queryTask.Count)
            {
                queryTask = UpdetaListStatus(queryTask);
                queryTask.ForEach(item => TaskList.Add(item));
                Growl.Success("查询完成！");
            }  
            else
            {
                Growl.Success("没有数据！");
            }
        });
        public List<TTaskRecord> UpdetaListStatus(List<TTaskRecord> taskRunList)
        {
            foreach (var item in taskRunList)
            {
                if (item.Status != (int)ETaskStatus.ExecutionCompleted)
                {
                    item.Status = (int)ETaskStatus.None;
                }
            }
            return taskRunList;
        }
        public DelegateCommand<object> DeleteCommand => new DelegateCommand<object>((x) =>
        {
            var result = HandyControl.Controls.MessageBox.Ask($@"是否确定要删除任务?", "操作提示");
            if (result == System.Windows.MessageBoxResult.Cancel)
            {
                return;
            }
            var taskService = _unityContainer.Resolve<TaskRecordService>();
            var task = x as TTaskRecord;
            if (task != null)
            {
                int delCount = taskService.DeleteTask(task.Id);
                if (delCount > 0)
                {
                    //如果是未执行完成的任务，要清除主界面
                    if (task.Status != (int)ETaskStatus.ExecutionCompleted)
                    {
                        task.StepId = (int)ETaskStep.None;
                        CommonCoreHelper.Instance.BlockTask.Add(task);
                    }

                    LogHelper.Instance.Debug($"删除了一条任务，取盘位置{task.Source}，放盘位置{task.Target},托盘ID{task.PalletId}");
                    Growl.Success("任务删除完成！");
                    this.Refresh();
                }
                else
                {
                    Growl.Success("任务删除失败！");
                }
            }
        });

        void INavigationAware.OnNavigatedTo(NavigationContext navigationContext)
        {
            // 导航到当前页面时的处理逻辑，先执行构造方法，再执行本方法
        }

        bool INavigationAware.IsNavigationTarget(NavigationContext navigationContext)
        {
            return false; //false:表示每次导航都创建新实例，不重用旧实例; true:用旧实例，不会执行构造方法
        }

        void INavigationAware.OnNavigatedFrom(NavigationContext navigationContext)
        {
            //相当于析构方法，退出时(切换时)再执行。
            // 在这里添加释放旧视图实例资源的代码
        }
    }
}