QML UI: Implement saving of dives

This implements saving of some dive details to the cloud service. When the
user closes an open dives, any changed details will be cached, and when they
click on the 'Save Changes' button is pressed, the changes will be saved to
the cloud.

Signed-off-by: Grace Karanja <gracie.karanja89@gmail.com>

qt-mobile/DiveList.qml

@@ -109,7 +109,16 @@ Rectangle {
 				opacity: dive.detailsOpacity
 				text: "Close"
 
-				onClicked: dive.state = '';
+				onClicked: {
+					manager.commitChanges(
+								id,
+								txtSuit.text,
+								txtBuddy.text,
+								txtDiveMaster.text,
+								txtNotes.text
+								)
+					dive.state = '';
+				}
 			}
 
 			states: State {

qt-mobile/main.qml

@@ -54,6 +54,14 @@ ApplicationWindow {
 								manager.loadDives();
 							}
 						}
+
+						Button {
+							id: saveChanges
+							text: "Save Changes"
+							onClicked: {
+								manager.saveChanges();
+							}
+						}
 					}
 
 				}

qt-mobile/qmlmanager.cpp

@@ -66,7 +66,53 @@ void QMLManager::loadDives()
 	struct dive *d;
 
 	for_each_dive(i, d)
-		DiveListModel::instance()->addDive(d);
+			DiveListModel::instance()->addDive(d);
+}
+
+void QMLManager::commitChanges(QString diveId, QString suit, QString buddy, QString diveMaster, QString notes)
+{
+	struct dive *d = get_dive_by_uniq_id(diveId.toInt());
+	bool diveChanged = false;
+
+	if (d->suit != suit.toUtf8().data()) {
+		diveChanged = true;
+		free(d->suit);
+		d->suit = strdup(suit.toUtf8().data());
+	}
+	if (d->buddy != buddy.toUtf8().data()) {
+		diveChanged = true;
+		free(d->buddy);
+		d->buddy = strdup(buddy.toUtf8().data());
+	}
+	if (d->divemaster != diveMaster.toUtf8().data()) {
+		diveChanged = true;
+		free(d->divemaster);
+		d->divemaster = strdup(diveMaster.toUtf8().data());
+	}
+	if (d->notes != notes.toUtf8().data()) {
+		diveChanged = true;
+		free(d->notes);
+		d->notes = strdup(notes.toUtf8().data());
+	}
+}
+
+void QMLManager::saveChanges()
+{
+	showMessage("Saving dives.");
+	QString fileName;
+	if (getCloudURL(fileName)) {
+		showMessage(get_error_string());
+		return;
+	}
+
+	if (save_dives(fileName.toUtf8().data())) {
+		showMessage(get_error_string());
+		return;
+	}
+
+	showMessage("Dives saved.");
+	set_filename(fileName.toUtf8().data(), true);
+	mark_divelist_changed(false);
 }
 
 QString QMLManager::cloudPassword() const

qt-mobile/qmlmanager.h

@@ -22,6 +22,8 @@ public:
 public slots:
 	void savePreferences();
 	void loadDives();
+	void commitChanges(QString diveId, QString suit, QString buddy, QString diveMaster, QString notes);
+	void saveChanges();
 private:
 	QString m_cloudUserName;
 	QString m_cloudPassword;