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shared: IndexSyncer: Support cancellation

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This commit is contained in:
Albert S. 2022-06-04 14:07:06 +02:00
parent 7d9c883abd
commit d7b93d11d8
2 changed files with 17 additions and 3 deletions
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17
shared/indexsyncer.cpp
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@ -34,10 +34,11 @@ void IndexSyncer::setPattern(QString pattern)
void IndexSyncer::sync() void IndexSyncer::sync()
{ {
this->stopToken.store(false, std::memory_order_relaxed);
FileSaver saver(*this->dbService); FileSaver saver(*this->dbService);
QVector<FileData> files; QVector<FileData> files;
int offset = 0; int offset = 0;
int limit = 1000; int limit = 10000;
unsigned int processedRows = dbService->getFiles(files, pattern, offset, limit); unsigned int processedRows = dbService->getFiles(files, pattern, offset, limit);
unsigned int totalUpdatesFilesCount = 0; unsigned int totalUpdatesFilesCount = 0;
@ -49,6 +50,11 @@ void IndexSyncer::sync()
QVector<QString> filePathsToUpdate; QVector<QString> filePathsToUpdate;
for(FileData &fileData : files) for(FileData &fileData : files)
{ {
if(processedRows % 100 == 0 && this->stopToken.load(std::memory_order_relaxed))
{
emit finished(totalUpdatesFilesCount, totalDeletedFilesCount, totalErroredFilesCount);
return;
}
QFileInfo fileInfo(fileData.absPath); QFileInfo fileInfo(fileData.absPath);
if(fileInfo.exists()) if(fileInfo.exists())
{ {
@ -109,10 +115,15 @@ void IndexSyncer::sync()
} }
offset += limit; offset += limit;
files.clear(); files.clear();
processedRows = this->dbService->getFiles(files, pattern, offset, limit);
totalUpdatesFilesCount += updatedFilesCount; totalUpdatesFilesCount += updatedFilesCount;
processedRows = this->dbService->getFiles(files, pattern, offset, limit);
} }
emit finished(totalUpdatesFilesCount, totalDeletedFilesCount, totalErroredFilesCount); emit finished(totalUpdatesFilesCount, totalDeletedFilesCount, totalErroredFilesCount);
} }
void IndexSyncer::cancel()
{
this->stopToken.store(true, std::memory_order_seq_cst);
}

3
shared/indexsyncer.h
View File

@ -13,11 +13,14 @@ class IndexSyncer : public QObject
bool verbose = false; bool verbose = false;
QString pattern; QString pattern;
std::atomic<bool> stopToken{false};
public: public:
IndexSyncer(SqliteDbService &dbService); IndexSyncer(SqliteDbService &dbService);
public slots: public slots:
void sync(); void sync();
void cancel();
void setDryRun(bool dryRun); void setDryRun(bool dryRun);
void setVerbose(bool verbose); void setVerbose(bool verbose);
void setKeepGoing(bool keepGoing); void setKeepGoing(bool keepGoing);