private void DeleteAssetInternal(Asset asset, bool silent = false)
{
GuidAssetTable.Remove(asset.Guid);
GuidPathTable.Remove(asset.Guid);
GuidHashTable.Remove(asset.Guid);
if (!silent)
{
AssetDeleted?.Invoke(asset.Path);
}
}
private void AddAssetInternal(Asset asset, bool silent = false)
{
var guid = AssetGuidManager.GetGuid(asset.Path);
if (guid != default(Guid))
{
asset.SetGuid(guid);
}
GuidAssetTable.Add(asset.Guid, asset);
GuidPathTable.Add(asset.Guid, asset.Path);
GuidHashTable.Add(asset.Guid, asset.Hash);
AssetGuidManager.AddNewGuid(asset.Guid, asset.Path, asset.Hash);
if (!IsEditingAssets)
{
AssetGuidManager.Save();
}
if (!silent)
{
AssetCreated?.Invoke(asset.Path);
}
}
public void Refresh()
{
Profiler.Start("AssetManager_Refresh");
BeginAssetEditing();
var paths = Paths.GetAllFilePaths();
var assetsOnDisk = paths.Select(path => new Asset(path));
// Detect renamed assets if application was closed, and assets were renamed via file system
foreach (var pair in AssetGuidManager.Paths.ToList())
{
var path = pair.Value;
if (!File.Exists(path))
{
var guid = pair.Key;
var hash = AssetGuidManager.GetHash(guid);
var assetOnDiskWithSameHashButNotKnownPath = assetsOnDisk.FirstOrDefault(
a => a.Hash == hash && !AssetGuidManager.ContainsValue(a.Path));
// If this asset on disk is found, update old guid to new path, since best prediction is that it was renamed
if (assetOnDiskWithSameHashButNotKnownPath != null)
{
AssetGuidManager.AddNewGuid(guid, assetOnDiskWithSameHashButNotKnownPath.Path, hash);
Logger.Log(LogType.Log, "Asset '" + assetOnDiskWithSameHashButNotKnownPath.Name + "' was recognized as renamed asset");
}
}
}
// Detect Rename for assets in memory (while keeping existing asset references)
foreach (var assetInMemory in Assets.ToList())
{
if (!File.Exists(assetInMemory.Path))
{
// if known path does not exist on disk anymore but some other asset with same hash exists on disk, it must have been renamed
var assetWithSameHashAndNotInDbYet = assetsOnDisk.FirstOrDefault(asset =>
asset.Hash == assetInMemory.Hash && !GuidPathTable.ContainsValue(asset.Path));
if (assetWithSameHashAndNotInDbYet != null)
{
RenameAssetInternal(assetInMemory.Path, assetWithSameHashAndNotInDbYet.Path);
Logger.Log(LogType.Log, "Asset '" + assetInMemory.Name + "' was renamed to '" + assetWithSameHashAndNotInDbYet.Name + "'");
}
else
{
DeleteAssetInternal(assetInMemory);
Logger.Log(LogType.Log, "Asset was deleted: '" + assetInMemory.Name + "'");
}
}
}
// Add new assets and detect modifications
foreach (var assetOnDisk in assetsOnDisk)
{
var isHashKnown = GuidHashTable.ContainsValue(assetOnDisk.Hash);
var isPathKnown = GuidPathTable.ContainsValue(assetOnDisk.Path);
// We know the path, but hash has changed, must have been modified
if (!isHashKnown && isPathKnown)
{
UpdateAssetInternal(GetAsset(assetOnDisk.Path));
Logger.Log(LogType.Log, "Asset was modified: '" + assetOnDisk.Name + "'");
}
// New file added
else if (!isPathKnown)
{
AddAssetInternal(assetOnDisk);
}
}
EndAssetEditing();
Profiler.Stop("AssetManager_Refresh");
StatusManager.Add("AssetManager", 10, new Status(null, "Asset Refresh Finished", StandardColors.Default));
// Logger.Log(LogType.Log, "Asset refresh finished");
RefreshFinished?.Invoke();
}