protected virtual void RemoveAssetFromTableInternal <TObject>(AddressableAssetTableT <TObject> table, string key, TObject asset) where TObject : Object
{
// Clear the asset but keep the key
table.AddAsset(key, string.Empty);
var aaSettings = AddressableAssetSettingsDefaultObject.Settings;
if (aaSettings == null)
{
return;
}
// Determine if the asset is being referenced by any other tables with the same locale, if not then we can
// remove the locale label and if no other labels exist also remove the asset from the addressables system.
var assetGuid = AssetDatabase.AssetPathToGUID(AssetDatabase.GetAssetPath(asset));
var tableGuid = AssetDatabase.AssetPathToGUID(AssetDatabase.GetAssetPath(table));
var tableGroup = GetGroup(aaSettings, AssetTableGroupName);
if (tableGroup != null)
{
foreach (var tableEntry in tableGroup.entries)
{
var tableToCheck = tableEntry.guid == tableGuid ? table : AssetDatabase.LoadAssetAtPath <AddressableAssetTableT <TObject> >(AssetDatabase.GUIDToAssetPath(tableEntry.guid));
if (tableToCheck != null && tableToCheck.LocaleIdentifier == table.LocaleIdentifier)
{
var guidHash = Hash128.Parse(assetGuid);
foreach (var item in tableToCheck.AssetMap.Values)
{
// The asset is referenced elsewhere so we can not remove the label or asset.
if (item.GuidHash == guidHash)
{
return;
}
}
}
}
}
// Remove the current locale
var assetEntry = aaSettings.FindAssetEntry(assetGuid);
if (assetEntry != null)
{
aaSettings.AddLabel(table.LocaleIdentifier.Code);
assetEntry.SetLabel(table.LocaleIdentifier.Code, false);
// No other references so safe to remove.
if (assetEntry.labels.Count <= 1) // 1 for the Asset table label
{
aaSettings.RemoveAssetEntry(assetEntry.guid);
}
}
}
protected virtual void AddAssetToTableInternal <TObject>(AddressableAssetTableT <TObject> table, string key, TObject asset) where TObject : Object
{
if (!EditorUtility.IsPersistent(table))
{
Debug.LogError("Only persistent assets can be addressable. The asset needs to be saved on disk.");
return;
}
// Add the asset to the addressables system and setup the table with the key to guid mapping.
var aaSettings = AddressableAssetSettingsDefaultObject.GetSettings(true);
if (aaSettings == null)
{
return;
}
// Has the asset already been added? Perhaps it is being used by multiple tables or the user has added it manually.
var guid = AssetDatabase.AssetPathToGUID(AssetDatabase.GetAssetPath(asset));
var entry = aaSettings.FindAssetEntry(guid);
if (entry == null)
{
var groupName = string.Format(AssetTableTypeGroupName, typeof(TObject).ToString());
var group = GetGroup(aaSettings, groupName, true);
entry = aaSettings.CreateOrMoveEntry(guid, group, true);
entry.address = FindUniqueAssetAddress(asset.name);
}
// TODO: A better way? Can assets have dependencies?
// We need a way to mark that the asset has a dependency on this table. So we add a label with the table guid.
var tableGuid = AssetDatabase.AssetPathToGUID(AssetDatabase.GetAssetPath(table));
Debug.Assert(!string.IsNullOrEmpty(tableGuid));
aaSettings.AddLabel(table.LocaleIdentifier.Code);
entry.SetLabel(table.LocaleIdentifier.Code, true);
table.AddAsset(key, guid);
}