Ensure errors are emitted and loading dialog destroyed when fatal errors are met during edit locally

Signed-off-by: Claudio Cambra <claudio.cambra@nextcloud.com>

src/gui/editlocallyjob.cpp

@@ -89,6 +89,9 @@ void EditLocallyJob::startTokenRemoteCheck()
                                         << "accountState:" << _accountState
                                         << "relPath:" << _relPath
                                         << "token:" << _token;
+
+        showError(tr("Could not start editing locally."),
+                  tr("An error occurred trying to verify the request to edit locally."));
         return;
     }
 
@@ -199,6 +202,8 @@ void EditLocallyJob::fetchRemoteFileParentInfo()
 
     if (_relPathParent == QStringLiteral("/")) {
         qCWarning(lcEditLocallyJob) << "LsColJob must only be used for nested folders.";
+        showError(tr("Could not start editing locally."),
+                  tr("An error occurred during data retrieval."));
         return;
     }
 
@@ -448,6 +453,8 @@ void EditLocallyJob::startEditLocally()
                                         << "fileName:" << _fileName
                                         << "localFilePath:" << _localFilePath
                                         << "folderForFile:" << _folderForFile;
+
+        showError(tr("Could not start editing locally."), tr("An error occurred during setup."));
         return;
     }
 
@@ -504,6 +511,8 @@ void EditLocallyJob::slotDirectoryListingIterated(const QString &name, const QMa
 
     if (_relPathParent == QStringLiteral("/")) {
         qCWarning(lcEditLocallyJob) << "LsColJob must only be used for nested folders.";
+        showError(tr("Could not start editing locally."),
+                  tr("An error occurred during data retrieval."));
         return;
     }
 
@@ -511,6 +520,8 @@ void EditLocallyJob::slotDirectoryListingIterated(const QString &name, const QMa
     Q_ASSERT(job);
     if (!job) {
         qCWarning(lcEditLocallyJob) << "Must call slotDirectoryListingIterated from a signal.";
+        showError(tr("Could not start editing locally."),
+                  tr("An error occurred during data retrieval."));
         return;
     }
 
@@ -534,8 +545,9 @@ void EditLocallyJob::slotItemDiscovered(const OCC::SyncFileItemPtr &item)
     Q_ASSERT(item && !item->isEmpty());
     if (!item || item->isEmpty()) {
         qCWarning(lcEditLocallyJob) << "invalid item";
-    }
-    if (item->_file == _relativePathToRemoteRoot) {
+        showError(tr("Could not start editing locally."),
+                  tr("An error occurred trying to synchronise the file to edit locally."));
+    } else if (item->_file == _relativePathToRemoteRoot) {
         disconnect(&_folderForFile->syncEngine(), &SyncEngine::itemDiscovered, this, &EditLocallyJob::slotItemDiscovered);
         if (item->_instruction == CSYNC_INSTRUCTION_NONE) {
             // return early if the file is already in sync
@@ -553,6 +565,8 @@ void EditLocallyJob::openFile()
 
     if(_localFilePath.isEmpty()) {
         qCWarning(lcEditLocallyJob) << "Could not edit locally. Invalid local file path.";
+        showError(tr("Could not start editing locally."),
+                  tr("Invalid local file path."));
         return;
     }