using Microsoft.UI;
using Microsoft.UI.Xaml.Media;

namespace RblxTool.Models;

public sealed class FeedLine
{
    private static readonly SolidColorBrush Neutral = new(Colors.Gainsboro);
    private static readonly SolidColorBrush Good = new(Colors.LightGreen);
    private static readonly SolidColorBrush Warn = new(Colors.Goldenrod);
    private static readonly SolidColorBrush Bad = new(Colors.IndianRed);
    private static readonly SolidColorBrush Accent = new(Colors.DeepSkyBlue);

    public FeedLine(string text, FeedTone tone = FeedTone.Neutral)
    {
        Text = text;
        Brush = tone switch
        {
            FeedTone.Good => Good,
            FeedTone.Warn => Warn,
            FeedTone.Bad => Bad,
            FeedTone.Accent => Accent,
            _ => Neutral,
        };
    }

    public string Text { get; }

    public SolidColorBrush Brush { get; }

    public static FeedLine From(JobEvent item) => item.Type switch
    {
        "log" => new FeedLine(
            $"  {item.Message}",
            item.Level switch
            {
                "warn" => FeedTone.Warn,
                "error" => FeedTone.Bad,
                _ => FeedTone.Neutral,
            }),
        "item_found" => new FeedLine(
            $"  found  {item.Id,-12} {Clip(item.Name, 44)} {item.Price,6} R$  {Clip(item.Creator, 18)}",
            FeedTone.Accent),
        "purchase" => new FeedLine(
            item.Success
                ? $"  bought {item.Id,-12} {Clip(item.Name, 44)} {item.Price,6} R$"
                : $"  skip   {item.Id,-12} {Clip(item.Name, 44)} {item.Detail}",
            item.Success ? FeedTone.Good : FeedTone.Warn),
        "group_found" => new FeedLine(
            $"  group  {item.Id,-12} {Clip(item.Name, 44)} {item.Members,8} members  entry {(item.PublicEntry ? "open" : "closed")}",
            FeedTone.Accent),
        "job_finished" => new FeedLine(
            $"  done   scanned {item.Scanned}  matched {item.Matched}  acted {item.Purchased}  {item.ElapsedMs} ms",
            FeedTone.Good),
        _ => new FeedLine($"  {item.Type}"),
    };

    private static string Clip(string? value, int max)
    {
        if (string.IsNullOrEmpty(value))
        {
            return string.Empty;
        }
        return value.Length <= max ? value.PadRight(max) : value[..(max - 1)] + "…";
    }
}

public enum FeedTone
{
    Neutral,
    Good,
    Warn,
    Bad,
    Accent,
}