public CommandResult <TopMenus> Update(int topMenuId, long timestamp, TopMenusUpdateRequestModel requestModel)
{
var result = new CommandResult <TopMenus>();
using (var db = new FrameContext())
{
if (!BaseService.Exist(db, a => a.Id == topMenuId))
{
result.Message = "该数据在系统中已不存在，请检查后再试……";
}
else if (!BaseService.Exist(db, a => a.Id == topMenuId && a.Timestamp == timestamp))
{
result.Message = "该节点已在别处被更改过！";
}
else if (requestModel.MenuId != null && requestModel.MenuId.Trim().Length != 0 && BaseService.Exist(db, a => a.Id != topMenuId && a.MenuId == requestModel.MenuId))
{
result.Message = $"菜单唯一标识 MenuId “{requestModel.MenuId}”在系统中已存在！";
}
else
{
var entity = BaseService.Find(db, a => a.Id == topMenuId);
entity.DisplayName = requestModel.DisplayName;
entity.DllPath = requestModel.DllPath;
entity.EntryFunction = requestModel.EntryFunction;
entity.Ico = requestModel.Ico;
entity.MenuId = requestModel.MenuId;
entity.ParentId = requestModel.ParentId;
entity.Timestamp = requestModel.Timestamp;
if (!BaseService.Update(db, entity))
{
result.Message = "未知原因";
}
else
{
result.ResultStatus = ResultStatus.Success;
result.Message = "更新数据成功";
result.Data = entity;
}
}
}
return(result);
}
/// <summary>
/// 保存
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void BtnSave_OnClick(object sender, RoutedEventArgs e)
{
if (!_clsLoginModel.PermissionsFunc(_currentMenuId, (int)PermissionsEnum.修改))
{
_metroWindow.ShowMessageAsync("友情提示", "您没有修改菜单信息的权限");
return;
}
if (!Verify())
{
return;
}
if (!LeftMenuManager.JudgeDisplayNameNotRootName(_metroWindow, DisplayName))
{
return;
}
Action updateAction = () =>
{
var requestModel = new TopMenusUpdateRequestModel
{
DisplayName = DisplayName,
DllPath = DllPath,
EntryFunction = EntryFunction,
Ico = null,
MenuId = MenuId,
ParentId = ParentId,
Timestamp = _topMenusManage.ServerTime.ToUnixTimestamp()
};
var result = _topMenusManage.Update(TopMenuId, Timestamp, requestModel);
if (result.ResultStatus == ResultStatus.Success)
{
Timestamp = result.Data.Timestamp;
((TopMenus)((TreeViewItem)(TreeViewMain.SelectedItem)).DataContext).Timestamp = result.Data.Timestamp;
UpdateSelectedItemPosition(TopMenuId);
UpdateSort(TreeViewMain.Items);
UpdateSelectedItem(TreeViewMain.Items, TopMenuId);
_topMenusList = _topMenusManage.GetAll();
}
_metroWindow.ShowMessageAsync(result.ResultStatus == ResultStatus.Success ? "更新成功" : "更新失败", result.Message);
};
var setting = new MetroDialogSettings
{
AnimateShow = true,
AnimateHide = true,
AffirmativeButtonText = "确定",
NegativeButtonText = "取消",
DefaultButtonFocus = MessageDialogResult.Negative
};
_metroWindow.ShowMessageAsync("更新节点提示", "您确定要更新此节点信息吗？", MessageDialogStyle.AffirmativeAndNegative, setting).ContinueWith(
t =>
{
_metroWindow.Dispatcher.Invoke((Action)(() =>
{
if (t.Result == MessageDialogResult.Affirmative)
{
if (_topMenusManage.Exist(a => a.Id != TopMenuId && a.DisplayName == DisplayName))
{
_metroWindow.ShowMessageAsync("信息重复提示", $"菜单名称“{DisplayName}”,在系统中已存在，是否仍使用该名称？", MessageDialogStyle.AffirmativeAndNegative, setting)
.ContinueWith(z =>
{
if (z.Result == MessageDialogResult.Affirmative)
{
_metroWindow.Dispatcher.Invoke((Action)(() =>
{
updateAction();
}));
}
});
}
else
{
updateAction();
}
}
}));
});
}
