82 lines
No EOL
2.7 KiB
Text
82 lines
No EOL
2.7 KiB
Text
@inherits FeedbackComponent<Guid, Guid>
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@inject RoleService RoleService
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@inject UserService UserService
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@inject IMessageService MessageService
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@inject ILogger<ManageRolesDialog> Logger
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<Transfer DataSource="TransferItems" TargetKeys="TargetKeys" OnChange="OnChange" Titles="@(new string[] { "Available", "Assigned" })" />
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@code {
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User User;
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ICollection<Role> Roles = new List<Role>();
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ICollection<Role> SelectedRoles = new List<Role>();
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IEnumerable<TransferItem> TransferItems { get; set; } = new List<TransferItem>();
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List<string> TargetKeys { get; set; } = new List<string>();
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protected override async Task OnAfterRenderAsync(bool firstRender)
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{
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if (firstRender)
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{
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TransferItems = Roles.Select(r => new TransferItem()
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{
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Key = r.Id.ToString(),
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Title = r.Name
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});
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if (SelectedRoles != null)
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TargetKeys = SelectedRoles.Select(i => i.Id.ToString()).ToList();
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}
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}
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protected override async Task OnInitializedAsync()
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{
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await LoadData();
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}
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private async Task LoadData()
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{
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User = await UserService.GetAsync(Options);
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Roles = await RoleService.GetAsync();
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var currentRoles = await UserService.GetRolesAsync(User);
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SelectedRoles = Roles.Where(r => currentRoles.Any(cr => r.Name == cr.Name)).ToList();
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}
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async Task OnChange(TransferChangeArgs e)
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{
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SelectedRoles = Roles.Where(r => e.TargetKeys.Contains(r.Id.ToString())).ToList();
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}
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public override async Task OnFeedbackOkAsync(ModalClosingEventArgs args)
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{
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var currentAdmins = await RoleService.GetUsersAsync(RoleService.AdministratorRoleName);
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try
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{
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var currentRoles = await UserService.GetRolesAsync(User);
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await UserService.AddToRolesAsync(User.UserName, SelectedRoles.Select(r => r.Name).Where(r => !currentRoles.Any(cr => cr.Name == r)));
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foreach (var role in currentRoles)
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{
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if (!SelectedRoles.Any(r => r.Name == role.Name))
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{
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if (role.Name == RoleService.AdministratorRoleName && currentAdmins.Any())
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MessageService.Warning("Cannot demote the only administrator!");
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else
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await UserService.RemoveFromRole(User.UserName, role.Name);
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}
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}
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MessageService.Success("Updated user roles!");
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}
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catch (Exception ex)
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{
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MessageService.Error("Could not update user roles!");
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Logger.LogError(ex, "Could not update user roles!");
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}
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await base.OkCancelRefWithResult!.OnOk(User.Id);
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}
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} |