QML-UI: refuse to save to cloud unless you loaded from cloud, first

This prevents people from overwriting a perfectly fine repository with an empty
one. Typically happens when you first enter your cloud credentials and then
don't Load Dives right away.

Signed-off-by: Dirk Hohndel <dirk@hohndel.org>

2 files changed, 22 insertions, 0 deletions

diff --git a/qt-mobile/qmlmanager.cpp b/qt-mobile/qmlmanager.cpp
index ffd0a4e8c..d5a3c51ad 100644
--- a/qt-mobile/qmlmanager.cpp
+++ b/qt-mobile/qmlmanager.cpp
@@ -129,6 +129,7 @@ void QMLManager::loadDives()
 		DiveListModel::instance()->addDive(d);
 	}
 	appendTextToLog(QString("%1 dives loaded").arg(i));
+	setLoadFromCloud(true);
 }
 
 void QMLManager::commitChanges(QString diveId, QString suit, QString buddy, QString diveMaster, QString notes)
@@ -162,6 +163,10 @@ void QMLManager::commitChanges(QString diveId, QString suit, QString buddy, QStr
 
 void QMLManager::saveChanges()
 {
+	if (!loadFromCloud()) {
+		qmlUiShowMessage("Don't save dives without loading from the cloud, first.");
+		return;
+	}
 	qmlUiShowMessage("Saving dives.");
 	QString fileName;
 	if (getCloudURL(fileName)) {
@@ -287,3 +292,14 @@ void QMLManager::setTimeThreshold(int time)
 	m_timeThreshold = time;
 	emit timeThresholdChanged();
 }
+
+bool QMLManager::loadFromCloud() const
+{
+	return m_loadFromCloud;
+}
+
+void QMLManager::setLoadFromCloud(bool done)
+{
+	m_loadFromCloud = done;
+	emit loadFromCloudChanged();
+}
diff --git a/qt-mobile/qmlmanager.h b/qt-mobile/qmlmanager.h
index 07a7b9f60..c76fce975 100644
--- a/qt-mobile/qmlmanager.h
+++ b/qt-mobile/qmlmanager.h
@@ -18,6 +18,7 @@ class QMLManager : public QObject
 	Q_PROPERTY(bool locationServiceEnabled READ locationServiceEnabled WRITE setLocationServiceEnabled NOTIFY locationServiceEnabledChanged)
 	Q_PROPERTY(int distanceThreshold READ distanceThreshold WRITE setDistanceThreshold NOTIFY distanceThresholdChanged)
 	Q_PROPERTY(int timeThreshold READ timeThreshold WRITE setTimeThreshold NOTIFY timeThresholdChanged)
+	Q_PROPERTY(bool loadFromCloud READ loadFromCloud WRITE setLoadFromCloud NOTIFY loadFromCloudChanged)
 public:
 	QMLManager();
 	~QMLManager();
@@ -40,6 +41,9 @@ public:
 	int timeThreshold() const;
 	void setTimeThreshold(int time);
 
+	bool loadFromCloud() const;
+	void setLoadFromCloud(bool done);
+
 	QString logText() const;
 	void setLogText(const QString &logText);
 	void appendTextToLog(const QString &newText);
@@ -64,6 +68,7 @@ private:
 	int m_distanceThreshold;
 	int m_timeThreshold;
 	GpsLocation *locationProvider;
+	bool m_loadFromCloud;
 
 signals:
 	void cloudUserNameChanged();
@@ -73,6 +78,7 @@ signals:
 	void logTextChanged();
 	void timeThresholdChanged();
 	void distanceThresholdChanged();
+	void loadFromCloudChanged();
 };
 
 #endif