Always export to subfolder of Downloads.

Telegram/SourceFiles/export/export_settings.h

@@ -70,6 +70,7 @@ struct Settings {
 	friend inline constexpr auto is_flag_type(Type) { return true; };
 
 	QString path;
+	bool forceSubPath = false;
 	Output::Format format = Output::Format();
 
 	Types types = DefaultTypes();

Telegram/SourceFiles/export/output/export_output_abstract.cpp

@@ -23,12 +23,12 @@ QString NormalizePath(const Settings &settings) {
 	QDir folder(settings.path);
 	const auto path = folder.absolutePath();
 	auto result = path.endsWith('/') ? path : (path + '/');
-	if (!folder.exists()) {
+	if (!folder.exists() && !settings.forceSubPath) {
 		return result;
 	}
 	const auto mode = QDir::AllEntries | QDir::NoDotAndDotDot;
 	const auto list = folder.entryInfoList(mode);
-	if (list.isEmpty()) {
+	if (list.isEmpty() && !settings.forceSubPath) {
 		return result;
 	}
 	const auto date = QDate::currentDate();

Telegram/SourceFiles/export/view/export_view_panel_controller.cpp

@@ -102,13 +102,30 @@ void ClearSuggestStart() {
 	}
 }
 
+bool IsDefaultPath(const QString &path) {
+	const auto check = [](const QString &value) {
+		const auto result = value.endsWith('/')
+			? value.mid(0, value.size() - 1)
+			: value;
+		return (cPlatform() == dbipWindows) ? result.toLower() : result;
+	};
+	return (check(path) == check(psDownloadPath()));
+}
+
+void ResolveSettings(Settings &settings) {
+	if (settings.path.isEmpty()) {
+		settings.path = psDownloadPath();
+		settings.forceSubPath = true;
+	} else {
+		settings.forceSubPath = IsDefaultPath(settings.path);
+	}
+}
+
 PanelController::PanelController(not_null<ControllerWrap*> process)
 : _process(process)
 , _settings(std::make_unique<Settings>(Local::ReadExportSettings()))
 , _saveSettingsTimer([=] { saveSettings(); }) {
-	if (_settings->path.isEmpty()) {
-		_settings->path = psDownloadPath();
-	}
+	ResolveSettings(*_settings);
 
 	_process->state(
 	) | rpl::start_with_next([=](State &&state) {

Telegram/SourceFiles/export/view/export_view_panel_controller.h

@@ -27,6 +27,8 @@ namespace View {
 Environment PrepareEnvironment();
 QPointer<BoxContent> SuggestStart();
 void ClearSuggestStart();
+bool IsDefaultPath(const QString &path);
+void ResolveSettings(Settings &settings);
 
 class Panel;
 

Telegram/SourceFiles/export/view/export_view_settings.cpp

@@ -8,6 +8,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "export/view/export_view_settings.h"
 
 #include "export/output/export_output_abstract.h"
+#include "export/view/export_view_panel_controller.h"
 #include "lang/lang_keys.h"
 #include "ui/widgets/checkbox.h"
 #include "ui/widgets/buttons.h"
@@ -76,6 +77,7 @@ SettingsWidget::SettingsWidget(QWidget *parent, Settings data)
 : RpWidget(parent)
 , _singlePeerId(ReadPeerId(data.singlePeer))
 , _internal_data(std::move(data)) {
+	ResolveSettings(_internal_data);
 	setupContent();
 }
 
@@ -240,13 +242,7 @@ void SettingsWidget::addLocationLabel(
 		return data.path;
 	}) | rpl::distinct_until_changed(
 	) | rpl::map([](const QString &path) {
-		const auto check = [](const QString &value) {
-			const auto result = value.endsWith('/')
-				? value.mid(0, value.size() - 1)
-				: value;
-			return (cPlatform() == dbipWindows) ? result.toLower() : result;
-		};
-		const auto text = (check(path) == check(psDownloadPath()))
+		const auto text = IsDefaultPath(path)
 			? QString("Downloads/Telegram Desktop")
 			: path;
 		auto pathLink = TextWithEntities{
@@ -562,6 +558,7 @@ void SettingsWidget::chooseFolder() {
 	const auto callback = [=](QString &&result) {
 		changeData([&](Settings &data) {
 			data.path = std::move(result);
+			data.forceSubPath = IsDefaultPath(data.path);
 		});
 	};
 	FileDialog::GetFolder(