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using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Tango.DAL.Observables;
using Tango.MachineStudio.Common.Notifications;
using Tango.MachineStudio.DB.ViewModels;
namespace Tango.MachineStudio.DB.ViewModels
{
public class RolesViewVM : DbTableViewModel<Role>
{
public RolesViewVM(INotificationProvider notification) : base(notification)
{
SelectedPermissions = new ObservableCollection<MultiComboVM<Permission>>();
}
private ObservableCollection<MultiComboVM<Permission>> _selectedPermissions;
public ObservableCollection<MultiComboVM<Permission>> SelectedPermissions
{
get { return _selectedPermissions; }
set { _selectedPermissions = value; RaisePropertyChangedAuto(); }
}
protected override void OnEdit()
{
SelectedPermissions = Adapter.Permissions.Select(x => new MultiComboVM<Permission>(x, () => RaisePropertyChanged(nameof(SelectedPermissions)))).ToObservableCollection();
foreach (var permission in SelectedPermissions)
{
if (SelectedEntity.RolesPermissions.ToList().Exists(x => x.Permission == permission.Entity))
{
permission.IsSelected = true;
}
}
base.OnEdit();
}
protected override void OnAdd()
{
SelectedPermissions = Adapter.Permissions.Select(x => new MultiComboVM<Permission>(x, () => RaisePropertyChanged(nameof(SelectedPermissions)))).ToObservableCollection();
base.OnAdd();
}
protected override void OnBeforeEntitySave(DialogOpenMode mode, Role role)
{
base.OnBeforeEntitySave(mode, role);
foreach (var permission in SelectedPermissions)
{
var rolePermission = role.RolesPermissions.SingleOrDefault(x => x.Permission == permission.Entity);
if (rolePermission != null && !permission.IsSelected)
{
rolePermission.Delete();
continue;
}
if (permission.IsSelected)
{
role.RolesPermissions.Add(new RolesPermission()
{
Permission = permission.Entity,
Role = role,
PermissionGuid = permission.Entity.Guid,
RoleGuid = role.Guid
});
}
}
}
}
}
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