using System.Collections.Generic;
using System.Linq;
using NBC;
using UnityEngine;

namespace NBF.Setting
{
    /// <summary>
    /// 分辨率设置
    /// </summary>
    [Sort(2)]
    public class ResolutionSetting : MultiOption<Resolution>
    {
        private int _defaultResolution;
        public override string Name => "Resolution";
        public override string Group => SettingsDef.Group.Graphic;
        protected override int DefaultValue => _defaultResolution;
        public override string Tab => SettingsDef.Tab.Graphic;

        protected override void OnInitialize()
        {
            var supportedResolutions = Screen.resolutions
                .GroupBy(r => $"{r.width}x{r.height}") // 按宽高分组
                .Select(g => g.OrderByDescending(r => r.refreshRateRatio).First())
                .ToArray();
            foreach (var resolution in supportedResolutions)
            {
                if (resolution.width < 720 || resolution.height < 720) continue;
                AddOption($"{resolution.width}x{resolution.height}", resolution);
                Log.Info($"Resolution {resolution.width}x{resolution.height}");
            }

            TryGetIndex(t =>
                    t.width == Screen.currentResolution.width && t.height == Screen.currentResolution.height,
                out _defaultResolution);

            if (_defaultResolution < 0)
            {
                _defaultResolution = 0;
            }
        }

        protected override void OnApply()
        {
            var resolution = GetSelectedOption();
            Log.Info($"Screen.fullScreenMode {Screen.fullScreenMode}");
            var mode = FullScreenMode.ExclusiveFullScreen;
            var screenMode = Root.GetSettingOption<FullScreenModeSetting>();
            if (screenMode != null)
            {
                mode = screenMode.GetSelectedOption();
            }

            if (mode == FullScreenMode.ExclusiveFullScreen)
            {
                Screen.SetResolution(Screen.currentResolution.width, Screen.currentResolution.height, mode);
            }
            else
            {
                Screen.SetResolution(resolution.width, resolution.height, mode);
            }
        }
    }
}