@using WebUI.Models
@using WebUI.Services
@inject NotificationService NotificationService

@rendermode InteractiveServer

<link rel="stylesheet" href="Components/Notification/NotificationDisplay.css" />

<div class="notification-container" style="position: fixed; top: 20px; right: 20px; z-index: 1050; display: flex; flex-direction: column; gap: 10px;">
    @foreach (var notification in _Notifications)
    {
        <div class="notification-box @GetCssClass(notification.Type)">
            <button class="close-button" @onclick="() => DismissNotification(notification)">×</button>
            <div class="notification-message">@notification.Message</div>
        </div>
    }
</div>


@code {
    private readonly List<Notification> _Notifications = new();

    protected override void OnInitialized()
    {
        NotificationService.OnNotify += ShowNotification;
    }

    private void ShowNotification(Notification notification)
    {
        _ = InvokeAsync(async () =>
        {
            _Notifications.Add(notification);
            StateHasChanged();

            await Task.Delay(notification.DelayMs);

            _Notifications.Remove(notification);
            StateHasChanged();
        });
    }

    private string GetCssClass(NotificationType type) => type switch
    {
        NotificationType.Success => "alert-success",
        NotificationType.Error=> "alert-danger",
        NotificationType.Warning => "alert-warning",
        NotificationType.Info => "alert-info",
            _ => "alert-secondary"
    };
    
    private void DismissNotification(Notification notification)
    {
        _Notifications.Remove(notification);
    }
}