@page "/auth"

@using MoonCore.Helpers
@using Moonlight.Shared.Http.Requests.Auth
@using Moonlight.Shared.Http.Responses.Auth

@inject NavigationManager Navigation
@inject HttpApiClient HttpApiClient
@inject CookieService CookieService

<div class="flex justify-center">
    <WButton OnClick="StartAuth" CssClasses="btn btn-primary">Authenticate</WButton>
</div>

@code
{
    [SupplyParameterFromQuery(Name = "code")]
    [Parameter]
    public string? Code { get; set; }

    protected override async Task OnAfterRenderAsync(bool firstRender)
    {
        if(!firstRender)
            return;
        
        if(Code == null)
            return;

        var authHandleData = await HttpApiClient.PostJson<OAuth2HandleResponse>("api/auth", new OAuth2HandleRequest()
        {
            Code = Code
        });

        await CookieService.SetValue("kms-access", authHandleData.AccessToken, 10);
        await CookieService.SetValue("kms-refresh", authHandleData.RefreshToken, 10);
        await CookieService.SetValue("kms-timestamp", DateTimeOffset.UtcNow.AddSeconds(60).ToUnixTimeSeconds().ToString(), 10);
    }

    private async Task StartAuth(WButton _)
    {
        var authStartData = await HttpApiClient.GetJson<OAuth2StartResponse>("api/auth");

        var uri = authStartData.Endpoint
                  + $"?client_id={authStartData.ClientId}" +
                  $"&redirect_uri={authStartData.RedirectUri}" +
                  $"&response_type=code";
        
        Navigation.NavigateTo(uri, true);
    }
}