public static bool GetPreviousLevel(ref LevelPack levelPack, ref Level.LevelInfo levelInfo)
{
if (!levelPack.Levels.Contains(levelInfo))
{
throw new Exception($"Level [{levelInfo.ID}] is not part of Level Pack [{levelPack.ID}]");
}
var levelIndex = levelInfo.Index;
if (levelIndex - 1 >= 0 && levelIndex < levelPack.TotalLevelCount)
{
// Previous Level in current pack
var prevLevel = levelPack.Levels[levelIndex - 1];
levelInfo = prevLevel;
return(true);
}
if (levelIndex - 1 < 0)
{
// Previous Level in previous pack
var prevPack = GetPreviousPack(levelPack);
if (prevPack == null)
{
return(false); // No more levels
}
levelPack = prevPack;
levelInfo = prevPack.Levels[prevPack.Levels.Count - 1];
return(true);
}
return(false);
}
public static bool GetNextLevel(ref LevelPack levelPack, ref Level.LevelInfo levelInfo)
{
if (!levelPack.Levels.Contains(levelInfo))
{
throw new Exception($"Level [{levelInfo.ID}] is not part of Level Pack [{levelPack.ID}]");
}
var levelIndex = levelInfo.Index;
if (levelIndex >= 0 && levelIndex + 1 < levelPack.TotalLevelCount)
{
// Next Level in current pack
var nextLevel = levelPack.Levels[levelIndex + 1];
levelInfo = nextLevel;
return(true);
}
if (levelIndex + 1 >= levelPack.TotalLevelCount)
{
// Next Level in next pack
var nextPack = GetNextPack(levelPack);
if (nextPack == null)
{
return(false); // No more levels
}
levelPack = nextPack;
levelInfo = nextPack.Levels[0];
return(true);
}
return(false);
}
// TODO: Write testing around the following four methods
public static bool HasNextLevel(LevelPack levelPack, Level.LevelInfo levelInfo, ref bool isUnlocked)
{
if (GetNextLevel(ref levelPack, ref levelInfo))
{
isUnlocked = levelInfo.Status != Level.LevelInfo.LevelInfoStatus.Locked;
return(true);
}
return(false);
}
private static void UnlockNextLevel(LevelPack levelPack, Level.LevelInfo level)
{
var levelIndex = level.Index;
if (levelIndex >= 0 && levelIndex + 1 < levelPack.TotalLevelCount)
{
// Next Level in current pack
var nextLevel = levelPack.Levels[levelIndex + 1];
nextLevel.SetStatus(Level.LevelInfo.LevelInfoStatus.Unsolved);
levelPack.SaveProgressForPack();
}
else if (levelIndex + 1 >= levelPack.TotalLevelCount)
{
// Next Level in next pack
var nextPack = GetNextPack(levelPack);
nextPack?.UnlockFirstLevel();
}
}
private static Level.LevelInfo ParseLevelInfo(JToken levelInfoJSON, int index)
{
var levelID = levelInfoJSON.Value <string>("ID");
if (string.IsNullOrWhiteSpace(levelID))
{
throw new InvalidSerializedLevelPackException($"Level ID was not valid [{levelID}]");
}
var displayName = levelInfoJSON.Value <string>("DisplayName");
if (string.IsNullOrWhiteSpace(displayName))
{
throw new InvalidSerializedLevelPackException($"Level display name was not valid [{displayName}]");
}
var levelInfo = new Level.LevelInfo(levelID, displayName, index);
return(levelInfo);
}
public static bool HasPreviousLevel(LevelPack levelPack, Level.LevelInfo levelInfo) => GetPreviousLevel(ref levelPack, ref levelInfo);
