@page "/administration/login"
@layout EmptyLayout

@using BlazorStrap
@using BlazorStrap.V5
@using HopFrame.Security.Models
@using HopFrame.Web.Pages.Administration.Layout
@using HopFrame.Web.Services
@using Microsoft.AspNetCore.Components.Web
@using Microsoft.AspNetCore.Components.Forms

<PageTitle>Login</PageTitle>

<div class="login-wrapper">
    <div id="login-card">
        <span id="login-title">HopFrame Administration</span>
        <span id="login-subtitle">Login to proceed</span>
        <EditForm Model="UserLogin" OnValidSubmit="Login" FormName="login-form" style="display: flex; flex-grow: 1; flex-direction: column">
            <div class="mb-3">
                <BSLabel>E-Mail address</BSLabel>
                <InputText type="email" class="form-control" required @bind-Value="UserLogin.Email"/>
            </div>
            <div class="mb-3">
                <BSLabel>Password</BSLabel>
                <InputText type="password" class="form-control" required @bind-Value="UserLogin.Password"/>
            </div>
            
            @if (_hasError) {
                <BSAlert Color="BSColor.Danger" style="margin-top: 16px; margin-bottom: 0">Email or password does not match any account!</BSAlert>
            }
            
            <BSButton Color="BSColor.Primary" IsSubmit="true" MarginTop="Margins.Auto" MarginLeftAndRight="Margins.Auto" style="width: 100px">Login</BSButton>

        </EditForm>
    </div>
</div>

@inject IAuthService Auth
@inject NavigationManager Navigator

@code {
    [SupplyParameterFromForm]
    private UserLogin UserLogin { get; set; }
    
    [SupplyParameterFromQuery(Name = "redirect")]
    public string RedirectAfter { get; set; }

    private const string DefaultRedirect = "/administration";

    private bool _hasError;

    protected override async Task OnInitializedAsync() {
        UserLogin ??= new();

        if (await Auth.IsLoggedIn()) {
            await Auth.Logout();
        }
    }

    private async Task Login() {
        var result = await Auth.Login(UserLogin);

        if (!result) {
            _hasError = true;
            return;
        }

        Navigator.NavigateTo(string.IsNullOrEmpty(RedirectAfter) ? DefaultRedirect : RedirectAfter, true);
    }
}