login

@page "/login"
@using Microsoft.AspNetCore.Components.Authorization
@inject AuthenticationStateProvider AuthenticationStateProvider
@inject NavigationManager NavigationManager

<h3>Login</h3>

<EditForm Model="loginModel" OnValidSubmit="HandleValidSubmit">
    <DataAnnotationsValidator />

    <div class="form-group">
        <label for="email">Email:</label>
        <InputText id="email" class="form-control" @bind-Value="loginModel.Email" />
        <ValidationMessage For="@(() => loginModel.Email)" />
    </div>

    <div class="form-group">
        <label for="password">Password:</label>
        <InputText id="password" class="form-control" type="password" @bind-Value="loginModel.Password" />
        <ValidationMessage For="@(() => loginModel.Password)" />
    </div>

    <button type="submit" class="btn btn-primary">Login</button>
    @if (error != null)
    {
        <div class="alert alert-danger mt-3" role="alert">
            @error
        </div>
    }
</EditForm>

@code {
    private LoginModel loginModel = new LoginModel();
    private string error;

    // Replace with the authentication logic for your application
    private async Task HandleValidSubmit()
    {
        // Authenticate the user with your existing authentication system.
        var isAuthenticated = await AuthenticateUser(loginModel.Email, loginModel.Password);

        if (isAuthenticated)
        {
            var authState = await AuthenticationStateProvider.GetAuthenticationStateAsync();
            if (authState.User.Identity.IsAuthenticated)
            {
                NavigationManager.NavigateTo("/");
            }
        }
        else
        {
            error = "Invalid email or password";
        }
    }

    private async Task<bool> AuthenticateUser(string email, string password)
    {
        // Replace with your authentication logic
        // Authenticate the user using your existing authentication system
        // and return true if the user is authenticated, false otherwise.
        return false;
    }

    public class LoginModel
    {
        [Required, EmailAddress]
        public string Email { get; set; }

        [Required, MinLength(6)]
        public string Password { get; set; }
    }
}