using Microsoft.AspNetCore.Components;
using Microsoft.AspNetCore.Mvc;
using Microsoft.AspNetCore.Mvc.RazorPages;
using Microsoft.VisualBasic;

namespace sotd.Pages;

public class SubmitSongsModel : PageModel
{
    private readonly ILogger<UserModel> _logger;

    private SongResolver songResolver;

    private string _submitUrl;

    public SubmitSongsModel(ILogger<UserModel> logger, SongResolver songResolver)
    {
        _logger = logger;
        this.songResolver = songResolver;
    }

    [BindProperty]
    public bool IsValidUrl { get; set; } = true;

    [BindProperty]
    public string SubmitUrl { 
        get {
            return _submitUrl;
        }
        set {
            _submitUrl = value.ToString();
            Uri? newValue = default;
            try {
                newValue = new Uri(_submitUrl);
            }
            catch (UriFormatException)
            {
                IsValidUrl = false;
                return;
            }

            IsValidUrl = true;

            if(this.songResolver.CanValidate(newValue))
            {
                this.SongData = this.songResolver.ResolveSongAsync(newValue).Result;
            }
        }
    }

    [BindProperty]
    public bool CanSubmit { get {
        return !string.IsNullOrEmpty(SongData?.Artist) && ! string.IsNullOrEmpty(SongData?.Name);
    } }

    [BindProperty]
    public Song SongData { get; set; }

    public void OnPost()
    {
        // Todo implement save submission
        var x = SongData.Name;
    }

    public IActionResult OnGetUpdate()
    {
        var songUrl = Request.Query["SubmitUrl"];
        this.SubmitUrl = songUrl.ToString();
        return Partial("_SongPartial", SongData);;
    }
}