KWWebInvApp/Shared/Login.razor

@using KWWebInvApp.Data
@inject UserServices userService
@inject IDialogService DialogService
@inject NavigationManager navigationManager

<EditForm Model="@userAttemtingToLogin" OnValidSubmit="SubmitLogin">
    <MudGrid>
        <MudItem sm="12">
            <MudCard>
                <MudCardContent>
                    <MudText Typo="Typo.h4">Login</MudText>
                    <MudText Typo="Typo.subtitle1">Welcome to Merchandise and SAC System</MudText>
                    @if (error != null)
                    {
                        <MudAlert Severity="Severity.Error">@error</MudAlert>
                    }
                    <MudTextField T="string" Label="Username"
                                  @bind-Value="userAttemtingToLogin.username" />

                    <MudTextField T="string" Label="Password"
                                  InputType="InputType.Password"
                                  @bind-Value="pass" />
                    <MudCardActions Class="mt-5">
                        <MudButton Variant="Variant.Filled" Color="Color.Primary" ButtonType="ButtonType.Submit" Disabled="submitButtonDisabled">@submitButtonText</MudButton>
                        <MudButton Variant="Variant.Filled" Color="Color.Secondary" Class="mx-2" ButtonType="ButtonType.Reset" Disabled="submitButtonDisabled">Reset</MudButton>
                    </MudCardActions>
                </MudCardContent>
            </MudCard>
        </MudItem>
    </MudGrid>
</EditForm>


@code {

    bool submitButtonDisabled = false;
    string? pass, error, submitButtonText = "Login";
    UserInfoServices.userinfo userAttemtingToLogin = new();

    //protected override async Task OnInitializedAsync()
    //{
        
    //}

    async Task SubmitLogin()
    {
        error = null;

        if (String.IsNullOrEmpty(userAttemtingToLogin.username) || String.IsNullOrEmpty(pass))
        {
            error = "Username and Password is required";
            return;
        }

        UserInfoServices.UserInfoServiceClient userInfoServiceClient = new();

        waitingButton(true);
        userAttemtingToLogin.pass = await userInfoServiceClient.md5EncodingAsync(pass);
        userService.CurrentUser = await userInfoServiceClient.AuthenticateUserAsync(userAttemtingToLogin);
        waitingButton();

        if (userService.CurrentUser == null)
            error = "Invalid Username or Password";
        else
            navigationManager.NavigateTo("/");
    }

    void waitingButton(bool waiting = false)
    {
        if(waiting)
        {
            submitButtonDisabled = true;
            submitButtonText = "Please Wait...";
        }
        else
        {
            submitButtonDisabled = false;
            submitButtonText = "Login";
        }
    }
}