using DysonNetwork.Shared.Models;
using DysonNetwork.Shared.Proto;
using DysonNetwork.Shared.Registry;
using DysonNetwork.Zone.Publication;
// Add this using statement
using Microsoft.AspNetCore.Mvc.RazorPages;
using NodaTime;


namespace DysonNetwork.Zone.Pages;

public class AboutModel(RemoteAccountService ras, MarkdownConverter markdownConverter) : PageModel
{
    public SnPublicationSite? Site { get; set; }
    public Account? UserAccount { get; set; }
    public string? HtmlBio { get; set; }

    public string? UserPictureUrl => UserAccount?.Profile?.Picture?.Id != null
        ? $"/drive/files/{UserAccount.Profile.Picture.Id}"
        : null;

    public string? UserBackgroundUrl => UserAccount?.Profile?.Background?.Id != null
        ? $"/drive/files/{UserAccount.Profile.Background.Id}?original=true"
        : null;

    public async Task OnGetAsync()
    {
        Site = HttpContext.Items[PublicationSiteMiddleware.SiteContextKey] as SnPublicationSite;
        if (Site != null)
        {
            UserAccount = await ras.GetAccount(Site.AccountId);

            if (UserAccount?.Profile?.Bio != null)
            {
                HtmlBio = markdownConverter.ToHtml(UserAccount.Profile.Bio);
            }
        }
    }

    public int CalculateAge(Instant birthday)
    {
        var birthDate = birthday.ToDateTimeOffset();
        var today = DateTimeOffset.Now;
        var age = today.Year - birthDate.Year;
        if (birthDate > today.AddYears(-age)) age--;
        return age;
    }

    public string GetOffsetUtcString(string targetTimeZone)
    {
        try
        {
            var tz = TimeZoneInfo.FindSystemTimeZoneById(targetTimeZone);
            var offset = tz.GetUtcOffset(DateTimeOffset.Now);
            var sign = offset >= TimeSpan.Zero ? "+" : "-";
            return $"{sign}{Math.Abs(offset.Hours):D2}:{Math.Abs(offset.Minutes):D2}";
        }
        catch
        {
            return "+00:00";
        }
    }

    public string GetCurrentTimeInTimeZone(string targetTimeZone)
    {
        try
        {
            var tz = TimeZoneInfo.FindSystemTimeZoneById(targetTimeZone);
            var now = TimeZoneInfo.ConvertTime(DateTimeOffset.Now, tz);
            return now.ToString("t", System.Globalization.CultureInfo.InvariantCulture);
        }
        catch
        {
            return DateTime.Now.ToString("t", System.Globalization.CultureInfo.InvariantCulture);
        }
    }

    public (string Name, string Color) GetPerkInfo(string identifier)
    {
        return identifier switch
        {
            "solian.stellar.primary" => ("Stellar", "#2196f3"),
            "solian.stellar.nova" => ("Nova", "#39c5bb"),
            "solian.stellar.supernova" => ("Supernova", "#ffc109"),
            _ => ("Unknown", "#2196f3")
        };
    }
}