RobotConfigVM.cs
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using CommunityToolkit.Mvvm.ComponentModel;
using CommunityToolkit.Mvvm.Input;
using HandyControl.Data;
using HHECS.BllModel;
using HHECS.RobotTool.Model;
using HHECS.RobotTool.View.EquipmentPropView;
using HHECS.RobotTool.View.RobotConfigView;
using LinqKit;
using System.Collections;
using System.Collections.ObjectModel;
using System.Linq.Expressions;
using System.Windows;
using MessageBox = HandyControl.Controls.MessageBox;
namespace HHECS.RobotTool.ViewModel.RobotConfigVM
{
internal partial class RobotConfigVM : ObservableObject
{
[ObservableProperty]
private string code = null!;
[ObservableProperty]
private string name = null!;
[ObservableProperty]
private int pageIndex = 1;
[ObservableProperty]
private long maxPage;
[ObservableProperty]
private int pageSize = 30;
[ObservableProperty]
private ObservableCollection<RobotConfig> robotConfigItems = new ObservableCollection<RobotConfig>();
private readonly IFreeSql _freeSql;
public RobotConfigAddOrEditView Owner { get; internal set; } = null!;
public RobotConfigVM(IFreeSql freeSql)
{
_freeSql = freeSql;
LoadData();
}
private BllResult LoadData()
{
try
{
var query = _freeSql.Queryable<RobotConfig>().Where(GetFilter());
var total = query.Count();
MaxPage = total / PageSize + Convert.ToInt32(total % PageSize != 0);
var result = query.Page(PageIndex, PageSize).ToList();
RobotConfigItems = new ObservableCollection<RobotConfig>(result);
return BllResultFactory.Success();
}
catch (Exception ex)
{
return BllResultFactory.Error(ex.Message);
}
}
[RelayCommand]
public void Serach()
{
var result = LoadData();
if (!result.Success)
{
MessageBox.Error($"[{nameof(RobotConfigVM)}]加载数据失败.{result.Msg}");
}
}
[RelayCommand]
public void Add()
{
var view = new RobotConfigAddOrEditView();
var result = view.ShowDialog();
if (result == true)
{
LoadData();
}
}
[RelayCommand]
public void Edit(int robotConfigId)
{
var view = new RobotConfigAddOrEditView(robotConfigId);
var result = view.ShowDialog();
if (result == true)
{
LoadData();
}
}
[RelayCommand]
public void Delete(int robotConfigId)
{
try
{
var result = MessageBox.Ask($"确认删除数据？");
if (result != MessageBoxResult.OK)
{
return;
}
_freeSql.Delete<RobotConfig>().Where(x => x.Id == robotConfigId).ExecuteAffrows();
LoadData();
MessageBox.Success("删除数据成功");
}
catch (Exception ex)
{
MessageBox.Error($"删除数据失败.{ex.Message}");
}
}
[RelayCommand]
public void BatchDelete(IList sender)
{
try
{
var robotConfigs = sender.Cast<RobotConfig>().ToList();
if (robotConfigs.Count == 0)
{
MessageBox.Warning("未选中任何数据！");
return;
}
var result = MessageBox.Ask($"确认删除选中数据？");
if (result != MessageBoxResult.OK)
{
return;
}
var robotConfigIds = robotConfigs.Select(x => x.Id).ToList();
_freeSql.Delete<RobotConfig>().Where(x => robotConfigIds.Contains(x.Id)).ExecuteAffrows();
LoadData();
MessageBox.Success($"成功删除{robotConfigs.Count}条数据");
}
catch (Exception ex)
{
MessageBox.Error($"删除失败.{ex.Message}");
}
}
/// <summary>
/// 页码改变
/// </summary>
[RelayCommand]
private void PageUpdated(FunctionEventArgs<int> info)
{
PageIndex = info.Info;
LoadData();
}
private Expression<Func<RobotConfig, bool>> GetFilter()
{
var filter = PredicateBuilder.New<RobotConfig>(true);
if (!string.IsNullOrWhiteSpace(Code))
{
filter = filter.And(x => x.Code.Contains(Code));
}
if (!string.IsNullOrWhiteSpace(Name))
{
filter = filter.And(x => x.Name.Contains(Name));
}
return filter;
}
}
}