using Steamworks;
using UnityEngine;
using UnityEngine.Events;

namespace HeathenEngineering.SteamApi.PlayerServices
{
	[CreateAssetMenu(menuName = "Steamworks/Player Services/Leaderboard Data")]
	public class SteamworksLeaderboardData : ScriptableObject
	{
		public bool createIfMissing;

		public ELeaderboardSortMethod sortMethod;

		public ELeaderboardDisplayType displayType;

		public string leaderboardName;

		public int MaxDetailEntries;

		[HideInInspector]
		public SteamLeaderboard_t? LeaderboardId;

		[HideInInspector]
		public LeaderboardEntry_t? UserEntry;

		public UnityEvent BoardFound = new UnityEvent();

		public LeaderboardScoresDownloadedEvent OnQueryResults = new LeaderboardScoresDownloadedEvent();

		public UnityLeaderboardRankUpdateEvent UserRankLoaded = new UnityLeaderboardRankUpdateEvent();

		public UnityLeaderboardRankChangeEvent UserRankChanged = new UnityLeaderboardRankChangeEvent();

		public UnityLeaderboardRankChangeEvent UserNewHighRank = new UnityLeaderboardRankChangeEvent();

		private CallResult<LeaderboardFindResult_t> OnLeaderboardFindResultCallResult;

		private CallResult<LeaderboardScoresDownloaded_t> OnLeaderboardScoresDownloadedCallResult;

		private CallResult<LeaderboardScoreUploaded_t> OnLeaderboardScoreUploadedCallResult;

		public void Register()
		{
			OnLeaderboardFindResultCallResult = CallResult<LeaderboardFindResult_t>.Create(OnLeaderboardFindResult);
			OnLeaderboardScoresDownloadedCallResult = CallResult<LeaderboardScoresDownloaded_t>.Create(OnLeaderboardScoresDownloaded);
			OnLeaderboardScoreUploadedCallResult = CallResult<LeaderboardScoreUploaded_t>.Create(OnLeaderboardScoreUploaded);
			if (createIfMissing)
			{
				FindOrCreateLeaderboard(sortMethod, displayType);
			}
			else
			{
				FindLeaderboard();
			}
		}

		private void FindOrCreateLeaderboard(ELeaderboardSortMethod sortMethod, ELeaderboardDisplayType displayType)
		{
			SteamAPICall_t hAPICall = SteamUserStats.FindOrCreateLeaderboard(leaderboardName, sortMethod, displayType);
			OnLeaderboardFindResultCallResult.Set(hAPICall);
		}

		private void FindLeaderboard()
		{
			SteamAPICall_t hAPICall = SteamUserStats.FindLeaderboard(leaderboardName);
			OnLeaderboardFindResultCallResult.Set(hAPICall);
		}

		public void RefreshUserEntry()
		{
			if (!LeaderboardId.HasValue)
			{
				Debug.LogError(base.name + " Leaderboard Data Object, cannot download scores, the leaderboard has not been initalized and cannot download scores.");
				return;
			}
			CSteamID[] prgUsers = new CSteamID[1] { SteamUser.GetSteamID() };
			SteamAPICall_t hAPICall = SteamUserStats.DownloadLeaderboardEntriesForUsers(LeaderboardId.Value, prgUsers, 1);
			OnLeaderboardScoresDownloadedCallResult.Set(hAPICall, OnLeaderboardUserRefreshRequest);
		}

		public void UploadScore(int score, ELeaderboardUploadScoreMethod method)
		{
			if (!LeaderboardId.HasValue)
			{
				Debug.LogError(base.name + " Leaderboard Data Object, cannot upload scores, the leaderboard has not been initalized and cannot upload scores.");
				return;
			}
			SteamAPICall_t hAPICall = SteamUserStats.UploadLeaderboardScore(LeaderboardId.Value, method, score, null, 0);
			OnLeaderboardScoreUploadedCallResult.Set(hAPICall);
		}

		public void UploadScore(int score, int[] scoreDetails, ELeaderboardUploadScoreMethod method)
		{
			if (!LeaderboardId.HasValue)
			{
				Debug.LogError(base.name + " Leaderboard Data Object, cannot upload scores, the leaderboard has not been initalized and cannot upload scores.");
				return;
			}
			SteamAPICall_t hAPICall = SteamUserStats.UploadLeaderboardScore(LeaderboardId.Value, method, score, scoreDetails, scoreDetails.Length);
			OnLeaderboardScoreUploadedCallResult.Set(hAPICall);
		}

		public void QueryTopEntries(int count)
		{
			QueryEntries(ELeaderboardDataRequest.k_ELeaderboardDataRequestGlobal, 0, count);
		}

		public void QueryFriendEntries(int aroundPlayer)
		{
			QueryEntries(ELeaderboardDataRequest.k_ELeaderboardDataRequestFriends, -aroundPlayer, aroundPlayer);
		}

		public void QueryPeerEntries(int aroundPlayer)
		{
			QueryEntries(ELeaderboardDataRequest.k_ELeaderboardDataRequestGlobalAroundUser, -aroundPlayer, aroundPlayer);
		}

		public void QueryEntries(ELeaderboardDataRequest requestType, int rangeStart, int rangeEnd)
		{
			if (!LeaderboardId.HasValue)
			{
				Debug.LogError(base.name + " Leaderboard Data Object, cannot download scores, the leaderboard has not been initalized and cannot download scores.");
				return;
			}
			SteamAPICall_t hAPICall = SteamUserStats.DownloadLeaderboardEntries(LeaderboardId.Value, requestType, rangeStart, rangeEnd);
			OnLeaderboardScoresDownloadedCallResult.Set(hAPICall, OnLeaderboardScoresDownloaded);
		}

		private void OnLeaderboardScoreUploaded(LeaderboardScoreUploaded_t param, bool bIOFailure)
		{
			if (param.m_bSuccess == 0 || bIOFailure)
			{
				Debug.LogError(base.name + " Leaderboard Data Object, failed to upload score to Steam: Success code = " + param.m_bSuccess, this);
			}
			RefreshUserEntry();
		}

		private void OnLeaderboardUserRefreshRequest(LeaderboardScoresDownloaded_t param, bool bIOFailure)
		{
			ProcessScoresDownloaded(param, bIOFailure);
		}

		private void OnLeaderboardScoresDownloaded(LeaderboardScoresDownloaded_t param, bool bIOFailure)
		{
			bool playerIncluded = ProcessScoresDownloaded(param, bIOFailure);
			OnQueryResults.Invoke(new LeaderboardScoresDownloaded
			{
				bIOFailure = bIOFailure,
				scoreData = param,
				playerIncluded = playerIncluded
			});
		}

		private bool ProcessScoresDownloaded(LeaderboardScoresDownloaded_t param, bool bIOFailure)
		{
			bool result = false;
			if (!bIOFailure)
			{
				CSteamID steamID = SteamUser.GetSteamID();
				for (int i = 0; i < param.m_cEntryCount; i++)
				{
					int[] array = null;
					LeaderboardEntry_t pLeaderboardEntry;
					if (MaxDetailEntries < 1)
					{
						SteamUserStats.GetDownloadedLeaderboardEntry(param.m_hSteamLeaderboardEntries, i, out pLeaderboardEntry, array, MaxDetailEntries);
					}
					else
					{
						array = new int[MaxDetailEntries];
						SteamUserStats.GetDownloadedLeaderboardEntry(param.m_hSteamLeaderboardEntries, i, out pLeaderboardEntry, array, MaxDetailEntries);
					}
					if (pLeaderboardEntry.m_steamIDUser.m_SteamID != steamID.m_SteamID)
					{
						continue;
					}
					result = true;
					if (!UserEntry.HasValue || UserEntry.Value.m_nGlobalRank != pLeaderboardEntry.m_nGlobalRank)
					{
						LeaderboardUserData arg = new LeaderboardUserData
						{
							leaderboardName = leaderboardName,
							leaderboardId = LeaderboardId.Value,
							entry = pLeaderboardEntry,
							details = array
						};
						LeaderboardRankChangeData arg2 = new LeaderboardRankChangeData
						{
							leaderboardName = leaderboardName,
							leaderboardId = LeaderboardId.Value,
							newEntry = pLeaderboardEntry,
							oldEntry = (UserEntry.HasValue ? new LeaderboardEntry_t?(UserEntry.Value) : ((LeaderboardEntry_t?)null))
						};
						UserEntry = pLeaderboardEntry;
						UserRankLoaded.Invoke(arg);
						UserRankChanged.Invoke(arg2);
						if (arg2.newEntry.m_nGlobalRank < (arg2.oldEntry.HasValue ? arg2.oldEntry.Value.m_nGlobalRank : int.MaxValue))
						{
							UserNewHighRank.Invoke(arg2);
						}
					}
					else
					{
						LeaderboardUserData arg3 = new LeaderboardUserData
						{
							leaderboardName = leaderboardName,
							leaderboardId = LeaderboardId.Value,
							entry = pLeaderboardEntry,
							details = array
						};
						UserEntry = pLeaderboardEntry;
						UserRankLoaded.Invoke(arg3);
					}
				}
			}
			return result;
		}

		private void OnLeaderboardFindResult(LeaderboardFindResult_t param, bool bIOFailure)
		{
			if (param.m_bLeaderboardFound == 0 || bIOFailure)
			{
				Debug.LogError("Failed to find leaderboard", this);
			}
			else if (param.m_bLeaderboardFound != 0)
			{
				LeaderboardId = param.m_hSteamLeaderboard;
				BoardFound.Invoke();
				RefreshUserEntry();
			}
		}
	}
}