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add delete debug, handle rename in memory state rollback

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This commit is contained in:
Stephen Birarda 2016-03-09 13:37:39 -08:00
parent 5e9751c6ed
commit d3dc81c7a0
1 changed files with 17 additions and 4 deletions
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21
assignment-client/src/assets/AssetServer.cpp
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@ -561,6 +561,8 @@ bool AssetServer::deleteMappings(const AssetPathList& paths) {
// persistence succeeded we are good to go
return true;
} else {
qWarning() << "Failed to persist deleted mappings, rolling back";
// we didn't delete the previous mapping, put it back in our in-memory representation
_fileMappings = oldMappings;
@ -619,10 +621,13 @@ bool AssetServer::renameMapping(const AssetPath& oldPath, const AssetPath& newPa
}
// take the old hash to remove the old mapping
auto oldMapping = _fileMappings.take(oldPath).toString();
auto oldSourceMapping = _fileMappings.take(oldPath).toString();
if (!oldMapping.isEmpty()) {
_fileMappings[newPath] = oldMapping;
// in case we're overwriting, keep the current destination mapping for potential rollback
auto oldDestinationMapping = _fileMappings.value(newPath);
if (!oldSourceMapping.isEmpty()) {
_fileMappings[newPath] = oldSourceMapping;
if (writeMappingsToFile()) {
// persisted the renamed mapping, return success
@ -631,7 +636,15 @@ bool AssetServer::renameMapping(const AssetPath& oldPath, const AssetPath& newPa
return true;
} else {
// we couldn't persist the renamed mapping, rollback and return failure
_fileMappings[oldPath] = oldMapping;
_fileMappings[oldPath] = oldSourceMapping;
if (!oldDestinationMapping.isNull()) {
// put back the overwritten mapping for the destination path
_fileMappings[newPath] = oldDestinationMapping.toString();
} else {
// clear the new mapping
_fileMappings.remove(newPath);
}
qDebug() << "Failed to persist renamed mapping:" << oldPath << "=>" << newPath;