Track File Export: improve logging

Author: ronso0

src/library/export/trackexportworker.cpp

@@ -32,7 +32,7 @@ QMap<QString, mixxx::FileInfo> createCopylist(const TrackPointerList& tracks) {
         auto fileInfo = pTrack->getFileInfo();
         if (fileInfo.resolveCanonicalLocation().isEmpty()) {
             qWarning()
-                    << "File not found or inaccessible while exporting"
+                    << "TrackExportWorker: File not found or inaccessible while exporting"
                     << fileInfo;
             // Skip file
             continue;
@@ -55,7 +55,7 @@ QMap<QString, mixxx::FileInfo> createCopylist(const TrackPointerList& tracks) {
             }
             if (++duplicateCounter >= 10000) {
                 qWarning()
-                        << "Failed to generate a unique file name from"
+                        << "TrackExportWorker: Failed to generate a unique file name from"
                         << fileName
                         << "while exporting"
                         << fileInfo.location();
@@ -103,7 +103,7 @@ void TrackExportWorker::copyFile(
             switch (makeOverwriteRequest(dest_path)) {
             case OverwriteAnswer::SKIP:
             case OverwriteAnswer::SKIP_ALL:
-                qDebug() << "skipping" << sourceFilename;
+                qDebug() << "TrackExportWorker: skipping" << sourceFilename;
                 return;
             case OverwriteAnswer::OVERWRITE:
             case OverwriteAnswer::OVERWRITE_ALL:
@@ -115,14 +115,14 @@ void TrackExportWorker::copyFile(
             }
             break;
         case OverwriteMode::SKIP_ALL:
-            qDebug() << "skipping" << sourceFilename;
+            qDebug() << "TrackExportWorker: skipping" << sourceFilename;
             return;
         case OverwriteMode::OVERWRITE_ALL:;
         }
 
         // Remove the existing file in preparation for overwriting.
         QFile dest_file(dest_path);
-        qDebug() << "Removing existing file" << dest_path;
+        qDebug() << "TrackExportWorker: Removing existing file" << dest_path;
         if (!dest_file.remove()) {
             const QString error_message = tr(
                     "Error removing file %1: %2. Stopping.").arg(
@@ -134,7 +134,7 @@ void TrackExportWorker::copyFile(
         }
     }
 
-    qDebug() << "Copying" << sourceFilename << "to" << dest_path;
+    qDebug() << "TrackExportWorker: Copying" << sourceFilename << "to" << dest_path;
     QFile source_file(sourceFilename);
     if (!source_file.copy(dest_path)) {
         const QString error_message = tr(