SharpRSS/SharpRSS.Blazor/Components/Pages/Application/Login.razor

@page "/Auth/Login"
@using DotBased.ASP.Auth.Domains
@using DotBased.ASP.Auth.Services
@using Microsoft.AspNetCore.Components.Server.ProtectedBrowserStorage
@using SharpRSS.Blazor.Extensions
@using SharpRSS.Data.Domains.Auth

@inject ProtectedLocalStorage LocalStorage
@inject NavigationManager NavigationManager
@inject SecurityService SecurityService
@inject ISnackbar Snackbar

<PageTitle>Login | SharpRSS</PageTitle>

<EditForm Model="@model" OnValidSubmit="ValidSubmit">
    <DataAnnotationsValidator/>
    <MudGrid>
        <MudItem>
            <MudCard>
                <MudCardContent>
                    <MudTextField Label="UserName" @bind-Value="model.UserName" For="@(() => model.UserName)"/>
                    <MudTextField Label="Password" @bind-Value="model.Password" For="@(() => model.Password)" InputType="InputType.Password"/>
                </MudCardContent>
                <MudCardActions>
                    <MudButton ButtonType="ButtonType.Submit" Variant="Variant.Filled" Color="Color.Primary">Login</MudButton>
                </MudCardActions>
            </MudCard>
        </MudItem>
    </MudGrid>
</EditForm>

@code {
    
    private string RedirectAfterLogin { get; set; } = string.Empty;
    LoginModel model = new();
    
    protected override Task OnInitializedAsync()
    {
        RedirectAfterLogin = NavigationManager.GetQueryParameters().TryGetValue("RedirectUrl", out var redirectUrl) ? redirectUrl.ToString() : "/";
        //TODO: Checking based auth or external (OIDC, etc.)
        return base.OnInitializedAsync();
    }

    private async void ValidSubmit(EditContext obj)
    {
        var loginResult = await SecurityService.LoginAsync(model);
        if (loginResult.Success && loginResult.Value != null)
        {
            await LocalStorage.SetAsync("dotbased_session", loginResult.Value.Id);
                NavigationManager.NavigateTo(RedirectAfterLogin);
        }

        Snackbar.Add(loginResult.Message, Severity.Error);
    }

}