using System.Collections.Generic;
using System.Linq;

namespace LLib.Movement.Unstuck;

public sealed class RecoveryLadder
{
	private readonly IRecoveryRung[] _rungs;

	private readonly long[] _lastRunMs;

	private readonly bool[] _hasRun;

	private readonly List<string> _rungsFired;

	private bool _hasRunAny;

	private long _lastRunAnyMs;

	private long _firstStallMs;

	private long _lastStallMs;

	public int Attempts { get; private set; }

	public bool IsExhausted { get; private set; }

	private int Cap
	{
		get
		{
			RecoveryMode mode = _003Coptions_003EP.Mode;
			int num = ((mode == RecoveryMode.Aggressive) ? (-304547260) : (-304547257));
			int result = default(int);
			while (true)
			{
				int num2 = num;
				int num3 = -304547258;
				int num4 = num2;
				switch ((num4 | num3) - (num4 & num3))
				{
				case 4:
					result = _003Coptions_003EP.PassiveCap;
					num = -304547258;
					break;
				case 1:
					num = ((mode == RecoveryMode.Passive) ? (-304547262) : (-304547264));
					break;
				case 6:
					num = -304547261;
					break;
				case 2:
					result = _003Coptions_003EP.AggressiveCap;
					num = -304547258;
					break;
				case 5:
					result = _003Coptions_003EP.ConservativeCap;
					num = -304547258;
					break;
				case 3:
					num = -304547257;
					break;
				case 0:
					return result;
				}
			}
		}
	}

	public RecoveryLadder(RecoveryLadderOptions options, IReadOnlyList<IRecoveryRung> rungs)
	{
		_003Coptions_003EP = options;
		_rungs = rungs.ToArray();
		_lastRunMs = new long[rungs.Count];
		_hasRun = new bool[rungs.Count];
		_rungsFired = new List<string>();
		base._002Ector();
	}

	public RecoveryDecision OnStall(long nowMs)
	{
		int num = ((!IsExhausted) ? 1754338781 : 1754338772);
		IRecoveryRung recoveryRung = default(IRecoveryRung);
		int num7 = default(int);
		while (true)
		{
			int num2 = num;
			int num3 = 1754338771;
			int num4 = num2;
			int num5 = num4 + num3;
			int num6 = num4 & num3;
			switch (num5 - (num6 + num6))
			{
			case 9:
			{
				long num8 = _lastRunAnyMs;
				long num9 = nowMs;
				num = ((~(~num9 + num8) >= _003Coptions_003EP.GlobalCooldownMs) ? 1754338774 : 1754338768);
				break;
			}
			case 0:
				num = ((!_hasRunAny) ? 1754338774 : 1754338778);
				break;
			case 14:
				num = ((Attempts < Cap) ? 1754338771 : 1754338783);
				break;
			case 16:
				num = ((!recoveryRung.CanRun(Attempts + 1, nowMs)) ? 1754338773 : 1754338782);
				break;
			case 10:
				recoveryRung = _rungs[num7];
				num = ((!_hasRun[num7]) ? 1754338755 : 1754338776);
				break;
			case 4:
				num = 1754338772;
				break;
			case 13:
				Consume(nowMs);
				_rungsFired.Add(recoveryRung.Name);
				_hasRun[num7] = true;
				_lastRunMs[num7] = nowMs;
				_hasRunAny = true;
				_lastRunAnyMs = nowMs;
				return new RecoveryDecision(RecoveryDecisionKind.Run, recoveryRung, null);
			case 6:
			{
				int num10 = num7;
				num3 = 1;
				num4 = num10;
				int num11 = num4 ^ num3;
				int num12 = num4 & num3;
				num7 = num11 + (num12 + num12);
				num = 1754338769;
				break;
			}
			case 12:
				IsExhausted = true;
				return new RecoveryDecision(RecoveryDecisionKind.Exhausted, null, new RecoveryExhaustion(Attempts, _rungsFired.ToArray(), _firstStallMs, _lastStallMs));
			case 1:
				Consume(nowMs);
				return new RecoveryDecision(RecoveryDecisionKind.Observe, null, null);
			case 5:
				num = ((_003Coptions_003EP.Mode != RecoveryMode.Passive) ? 1754338779 : 1754338770);
				break;
			case 11:
			{
				long num8 = _lastRunMs[num7];
				long num9 = nowMs;
				num = ((~(~num9 + num8) < recoveryRung.CooldownMs) ? 1754338773 : 1754338755);
				break;
			}
			case 3:
				return new RecoveryDecision(RecoveryDecisionKind.None, null, null);
			case 2:
				num = ((num7 < _rungs.Length) ? 1754338777 : 1754338780);
				break;
			case 15:
				return new RecoveryDecision(RecoveryDecisionKind.None, null, null);
			case 7:
				return new RecoveryDecision(RecoveryDecisionKind.None, null, null);
			case 8:
				num7 = 0;
				num = 1754338769;
				break;
			}
		}
	}

	public void Reset()
	{
		Attempts = 0;
		IsExhausted = false;
		_rungsFired.Clear();
		_hasRunAny = false;
		int num = 0;
		int num2 = -478483629;
		while (true)
		{
			int num3 = num2;
			int num4 = -478483631;
			int num5 = num3;
			int num6 = num5 + num4;
			int num7 = num5 & num4;
			switch (num6 - (num7 + num7))
			{
			case 0:
				return;
			case 2:
				num2 = ((num < _hasRun.Length) ? (-478483632) : (-478483631));
				break;
			case 1:
			{
				_hasRun[num] = false;
				int num8 = num;
				num4 = 1;
				num5 = num8;
				int num9 = num5 ^ num4;
				int num10 = num5 & num4;
				num = num9 + (num10 + num10);
				num2 = -478483629;
				break;
			}
			case 3:
				num2 = -478483629;
				break;
			}
		}
	}

	private void Consume(long nowMs)
	{
		int num = ((Attempts != 0) ? 1659706856 : 1659706857);
		while (true)
		{
			int num2 = num;
			int num3 = 1659706856;
			int num4 = num2;
			int num5 = num4 + num3;
			int num6 = num4 & num3;
			switch (num5 - (num6 + num6))
			{
			case 2:
				num = 1659706857;
				break;
			case 1:
				_firstStallMs = nowMs;
				num = 1659706856;
				break;
			case 0:
			{
				int attempts = Attempts;
				num3 = 1;
				num4 = attempts;
				Attempts = (num4 | num3) + (num4 & num3);
				_lastStallMs = nowMs;
				return;
			}
			}
		}
	}
}