using Microsoft.JSInterop;
using TafsirQuran.Shared.Services;

namespace TafsirQuran.UI.Services;

public class BrowserAuthTokenStore(IJSRuntime js) : IAuthTokenStore
{
    private const string Key = "tq_auth_token";
    private string? _memory;
    private bool _loaded;

    public async Task<string?> GetTokenAsync()
    {
        if (_loaded) return _memory;
        try
        {
            _memory = await js.InvokeAsync<string?>("tqStorage.get", Key);
            _loaded = true;
            return _memory;
        }
        catch (InvalidOperationException)
        {
            return _memory;
        }
        catch (JSException)
        {
            return _memory;
        }
    }

    public async Task SetTokenAsync(string? token)
    {
        _memory = token;
        _loaded = true;
        try
        {
            if (string.IsNullOrWhiteSpace(token))
                await js.InvokeVoidAsync("tqStorage.remove", Key);
            else
                await js.InvokeVoidAsync("tqStorage.set", Key, token);
        }
        catch (InvalidOperationException) { }
        catch (JSException) { }
    }
}