using PluginLoader.Data;

namespace PluginLoader.GUI;

public class ProfilesDialog : TableDialogBase
{
    private readonly Action<Profile> onProfileLoaded;

    public ProfilesDialog(string caption, Action<Profile> onProfileLoaded) : base(caption)
    {
        this.onProfileLoaded = onProfileLoaded;
    }

    private static PluginConfig Config => Main.Instance.Config;
    private static Dictionary<string, Profile> ProfileMap => Config.ProfileMap;
    private static PluginList PluginList => Main.Instance.List;

    protected override string ItemName => "profile";
    protected override string[] ColumnHeaders => new[] { "Name", "Enabled plugins and mods" };
    protected override float[] ColumnWidths => new[] { 0.55f, 0.43f };

    protected override object[] ExampleValues => new object[] { null, 0 };

    protected override IEnumerable<string> IterItemKeys()
    {
        return ProfileMap.Keys.ToArray();
    }

    protected override ItemView GetItemView(string key)
    {
        if (!ProfileMap.TryGetValue(key, out var profile))
            return null;

        var locals = 0;
        var plugins = 0;
        var mods = 0;
        foreach (var id in profile.Plugins)
        {
            if (!PluginList.TryGetPlugin(id, out var plugin))
                continue;

            switch (plugin)
            {
                case ModPlugin:
                    mods++;
                    break;

                case LocalPlugin:
                    locals++;
                    break;

                default:
                    plugins++;
                    break;
            }
        }

        var infoItems = new List<string>();
        if (locals > 0)
            infoItems.Add(locals > 1 ? $"{locals} local plugins" : "1 local plugin");
        if (plugins > 0)
            infoItems.Add(plugins > 1 ? $"{plugins} plugins" : "1 plugin");
        if (mods > 0)
            infoItems.Add(mods > 1 ? $"{mods} mods" : "1 mod");

        var info = string.Join(", ", infoItems);
        var labels = new[] { profile.Name, info };

        var total = locals + plugins + mods;
        var values = new object[] { null, total };

        return new(labels, values);
    }

    protected override void OnLoad(string key)
    {
        if (!ProfileMap.TryGetValue(key, out var profile))
            return;

        onProfileLoaded(profile);
    }

    protected override void OnRenamed(string key, string name)
    {
        if (!ProfileMap.TryGetValue(key, out var profile))
            return;

        profile.Name = name;
    }

    protected override void OnDelete(string key)
    {
        ProfileMap.Remove(key);
        Config.Save();
    }
}