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Auth and error handling components

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prtsie
2024-09-01 19:30:28 +03:00
parent 65876be551
commit 1f050a6fd4
9 changed files with 174 additions and 60 deletions
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28
SchengenVisaApi/BlazorWebAssemblyVisaApiClient/App.razor
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@@ -1,12 +1,16 @@
<Router AppAssembly="@typeof(App).Assembly">
<Found Context="routeData">
<RouteView RouteData="@routeData" DefaultLayout="@typeof(MainLayout)"/>
<FocusOnNavigate RouteData="@routeData" Selector="h1"/>
</Found>
<NotFound>
<PageTitle>Not found</PageTitle>
<LayoutView Layout="@typeof(MainLayout)">
<p role="alert">Sorry, there's nothing at this address.</p>
</LayoutView>
</NotFound>
</Router>
@using BlazorWebAssemblyVisaApiClient.ErrorHandling
<GlobalErrorHandler >
<Router AppAssembly="@typeof(App).Assembly">
<Found Context="routeData">
<RouteView RouteData="@routeData" DefaultLayout="@typeof(MainLayout)"/>
<FocusOnNavigate RouteData="@routeData" Selector="h1"/>
</Found>
<NotFound>
<PageTitle>Not found</PageTitle>
<LayoutView Layout="@typeof(MainLayout)">
<p role="alert">Sorry, there's nothing at this address.</p>
</LayoutView>
</NotFound>
</Router>
</GlobalErrorHandler>

4
SchengenVisaApi/BlazorWebAssemblyVisaApiClient/Common/BlazorClientException.cs Normal file
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@@ -0,0 +1,4 @@
namespace BlazorWebAssemblyVisaApiClient.Common
{
public class BlazorClientException(string message) : Exception(message);
}

67
SchengenVisaApi/BlazorWebAssemblyVisaApiClient/Components/Auth/AuthComponent.razor Normal file
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@@ -0,0 +1,67 @@
@using System.Net
@using BlazorWebAssemblyVisaApiClient.Components.Auth.Exceptions
@using BlazorWebAssemblyVisaApiClient.ErrorHandling
@using VisaApiClient
@code {
public static bool LoggedIn;
private static AuthData savedData = null!;
[CascadingParameter] private GlobalErrorHandler ErrorHandler { get; set; } = null!;
[CascadingParameter] private Status? Status { get; set; }
[Inject] private Client Client { get; set; } = null!;
[Inject] private NavigationManager Nav { get; set; } = null!;
///Authorize with email and password
/// <returns>Message to user</returns>
public async Task TryAuthorize(AuthData authData)
{
Status?.SetMessage("Wait...");
try
{
var token = await Client.LoginAsync(authData.Email, authData.Password);
Client.SetAuthToken(token);
savedData = authData;
Status?.SetSucces("Logged in successfully.");
}
catch (ApiException<ProblemDetails> e)
{
if (e.Result.Status == (int)HttpStatusCode.Forbidden)
{
Status?.SetError(e.Result.Detail!);
}
else
{
Status?.SetError("Error occured");
ErrorHandler.Handle(e);
}
}
catch (Exception e)
{
Status?.SetError("Error occured");
ErrorHandler.Handle(e);
}
}
///Re-auth if token expired or something
public async Task ReAuthenticate(bool redirectOnFailure = true)
{
if (!LoggedIn)
{
if (redirectOnFailure)
{
Nav.NavigateTo("/");
return;
}
throw new NotLoggedInException();
}
await TryAuthorize(savedData);
}
}

7
SchengenVisaApi/BlazorWebAssemblyVisaApiClient/Components/Auth/Exceptions/NotLoggedInException.cs Normal file
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@@ -0,0 +1,7 @@
using BlazorWebAssemblyVisaApiClient.Common;
using VisaApiClient;
namespace BlazorWebAssemblyVisaApiClient.Components.Auth.Exceptions
{
public class NotLoggedInException() : BlazorClientException("User is not logged in");
}

9
SchengenVisaApi/BlazorWebAssemblyVisaApiClient/Components/Base/VisaClientComponentBase.razor Normal file
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@@ -0,0 +1,9 @@
@using BlazorWebAssemblyVisaApiClient.ErrorHandling
@using VisaApiClient
@code
{
[CascadingParameter] protected GlobalErrorHandler ErrorHandler { get; set; } = null!;
[Inject] protected Client Client { get; set; } = null!;
}

34
SchengenVisaApi/BlazorWebAssemblyVisaApiClient/Components/Status.razor Normal file
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@@ -0,0 +1,34 @@
<p class="@statusClass">@((MarkupString)StatusText)</p>
<CascadingValue Value="this">
@ChildContent
</CascadingValue>
@code {
private string statusClass = string.Empty;
[Parameter]
public RenderFragment? ChildContent { get; set; }
public string StatusText { get; set; } = string.Empty;
public void SetMessage(string message)
{
statusClass = string.Empty;
StatusText = message;
StateHasChanged();
}
public void SetError(string message)
{
statusClass = "validation-message";
StatusText = message;
StateHasChanged();
}
public void SetSucces(string message)
{
statusClass = "text-success";
StatusText = message;
StateHasChanged();
}
}

14
SchengenVisaApi/BlazorWebAssemblyVisaApiClient/ErrorHandling/GlobalErrorHandler.razor Normal file
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@@ -0,0 +1,14 @@
<CascadingValue Value="this">
@ChildContent
</CascadingValue>
@code
{
[Parameter]
public RenderFragment? ChildContent { get; set; }
public void Handle(Exception ex)
{
}
}

23
SchengenVisaApi/BlazorWebAssemblyVisaApiClient/Pages/Auth.razor
View File

@@ -1,6 +1,10 @@
@page "/"
@using System.Net
@using BlazorWebAssemblyVisaApiClient.Components.Auth
@using VisaApiClient
@using BlazorWebAssemblyVisaApiClient.Components.FormComponents.Applicants
@using BlazorWebAssemblyVisaApiClient.Components
@inherits BlazorWebAssemblyVisaApiClient.Components.Base.VisaClientComponentBase
<PageTitle>Authentication</PageTitle>
@@ -13,30 +17,17 @@
<input class="btn-outline-primary rounded" type="submit" value="Login"/>
or
<NavLink href="register">Register</NavLink >
<p>@loginResult</p>
<Status><AuthComponent @ref="auth"/></Status>
</EditForm>
</div>
@code
{
private AuthData loginData = new();
private string loginResult = string.Empty;
[Inject] private Client Client { get; set; } = null!;
private AuthComponent auth = null!;
private async Task TryLogin()
{
loginResult = "Wait...";
StateHasChanged();
try
{
var token = await Client.LoginAsync(loginData.Email, loginData.Password);
Client.SetAuthToken(token);
loginResult = "Logged in successfully.";
}
catch (ApiException<ProblemDetails> e)
{
loginResult = e.Result.Detail!;
}
await auth.TryAuthorize(loginData);
}
}

48
SchengenVisaApi/BlazorWebAssemblyVisaApiClient/Pages/Register.razor
View File

@@ -9,6 +9,8 @@
@using global::FluentValidation
@using Newtonsoft.Json
@using Newtonsoft.Json.Linq
@using BlazorWebAssemblyVisaApiClient.Components
@inherits BlazorWebAssemblyVisaApiClient.Components.Base.VisaClientComponentBase
<PageTitle>Registration</PageTitle>
@@ -122,17 +124,14 @@
</div><br/>
<input type="submit" class="btn-outline-primary" value="Register"/>
<p class="@requestResultClass">@((MarkupString)requestResult)</p>
<Status @ref="status"/>
</EditForm>
</div>
@code
{
private RegisterApplicantRequestModel requestModel = new();
private string requestResult = string.Empty;
private string requestResultClass = string.Empty;
[Inject] public Client Client { get; set; } = null!;
private Status status = null!;
[Inject] IValidator<RegisterApplicantRequestModel> RegisterApplicantRequestValidator { get; set; } = null!;
@@ -145,27 +144,6 @@
requestModel.BirthDate = DateTime.Now;
}
private void SetRequestResultMessage(string message)
{
requestResult = message;
requestResultClass = string.Empty;
StateHasChanged();
}
private void SetRequestResultSuccess(string message)
{
requestResult = message;
requestResultClass = "text-success";
StateHasChanged();
}
private void SetRequestResultError(string message)
{
requestResult = message;
requestResultClass = "validation-message";
StateHasChanged();
}
private string ErrorsToString(IEnumerable<string> errors)
{
var stringBuilder = new StringBuilder();
@@ -183,18 +161,18 @@
if (!validationResult.IsValid)
{
var errorsString = ErrorsToString(validationResult.Errors.Select(e => e.ErrorMessage));
SetRequestResultError(errorsString);
status.SetError(errorsString);
return;
}
SetRequestResultMessage("Wait...");
status.SetMessage("Wait...");
var request = Mapper.Map<RegisterApplicantRequest>(requestModel);
try
{
await Client.RegisterAsync(request);
SetRequestResultSuccess("Register successful. Now log in.");
status.SetSucces("Register successful. Now log in.");
}
catch (ApiException<ProblemDetails> e)
{
@@ -204,15 +182,21 @@
var errorsList = ((JArray)errors).ToObject<List<string>>();
if (errorsList is null)
{
throw new JsonException();
ErrorHandler.Handle(new JsonException("Can't convert validation errors to list"));
return;
}
SetRequestResultError(ErrorsToString(errorsList));
status.SetError(ErrorsToString(errorsList));
}
else
{
SetRequestResultError(e.Result.Detail!);
ErrorHandler.Handle(e);
}
}
catch (Exception e)
{
ErrorHandler.Handle(e);
}
}
}