// These could be threaded but the Unity web platform doesn't support System.Thread and all platforms warn when
// reading and writing Json from a background thread despite seeming to work correctly.
private static void Read(LoadInformation info, string filename, SaveData data)
{
try
{
var json = File.ReadAllText(filename);
JsonUtility.FromJsonOverwrite(json, data);
}
catch (Exception e)
{
info.SetError(string.Format(_invalidLoadError, filename, e.Message));
}
}
private IEnumerator Load(LoadInformation info, GameSaveData game, string filename)
{
info.UpdateProgress(LoadState.ReadingData, 0.0f);
var data = new SaveData();
if (!string.IsNullOrEmpty(filename))
{
Read(info, filename, data);
}
if (info.State == LoadState.Error)
{
yield break;
}
game = game ?? data.Game;
var worldData = data.World ?? new WorldSaveData();
var playerData = data.Player ?? new PlayerSaveData();
info.UpdateProgress(LoadState.LoadingWorld, 0.1f);
var mainLoader = string.IsNullOrEmpty(game.MainScene) ? null : SceneManager.LoadSceneAsync(game.MainScene);
if (mainLoader == null)
{
info.SetError(string.Format(_missingMainSceneError, game.MainScene));
yield break;
}
while (!mainLoader.isDone)
{
yield return(null);
}
if (WorldManager.Instance == null)
{
info.SetError(string.Format(_missingWorldManagerError, game.MainScene));
yield break;
}
if (WorldManager.Instance.World == null)
{
info.SetError(string.Format(_missingWorldAssetError, game.MainScene));
yield break;
}
if (InstructionManager.Instance == null)
{
info.SetError(string.Format(_missingCompositionManagerError, game.MainScene));
yield break;
}
if (Player.Instance == null)
{
info.SetError(string.Format(_missingPlayerError, game.MainScene));
yield break;
}
var camera = ComponentHelper.GetComponentInScene <Camera>(WorldManager.Instance.gameObject.scene.buildIndex, false);
if (camera == null)
{
info.SetError(string.Format(_missingCameraError, game.MainScene));
yield break;
}
var zone = WorldManager.Instance.World.GetZoneByName(game.StartingZone);
if (zone == null)
{
info.SetError(string.Format(_invalidZoneError, game.StartingZone, game.MainScene));
yield break;
}
info.UpdateProgress(LoadState.LoadingUi, 0.2f);
yield return(WorldManager.Instance.LoadUi());
info.UpdateProgress(LoadState.LoadingZones, 0.4f);
WorldManager.Instance.Load(filename, worldData);
Player.Instance.Load(playerData);
WorldManager.Instance.TransitionZone(zone, game.PlayerSpawn, null);
while (WorldManager.Instance.IsTransitioning)
{
yield return(null);
}
info.SetComplete();
}