QML UI: handle editing of depth

Getting closer to being able to really edit / add dives in the mobile UI.
This works for manually added dives - needs a bit more thought for dives
downloaded from dive computers as we don't necessarily want to change the
maxdepth in conflict with the samples.

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

qt-mobile/qml/DiveDetails.qml

@@ -59,7 +59,7 @@ MobileComponents.Page {
 					location = detailsEdit.locationText
 				//	gps = detailsEdit.gps
 					duration = detailsEdit.durationText
-				//	depth = detailsEdit.depthText
+					depth = detailsEdit.depthText
 					airtemp = detailsEdit.airtempText
 					watertemp = detailsEdit.watertempText
 					suit = detailsEdit.suitText

qt-mobile/qml/DiveDetailsEdit.qml

@@ -16,6 +16,7 @@ Item {
 	property alias divemasterText: txtDiveMaster.text
 	property alias notesText: txtNotes.text
 	property alias durationText: txtDuration.text
+	property alias depthText: txtDepth.text
 	ColumnLayout {
 		anchors {
 			left: parent.left
@@ -49,6 +50,15 @@ Item {
 			// (think of someone adding a dive while on the boat or
 			//  at the dive site)
 
+			MobileComponents.Label {
+				Layout.alignment: Qt.AlignRight
+				text: "Depth:"
+			}
+			TextField {
+				id: txtDepth
+				text: depth
+				Layout.fillWidth: true
+			}
 			MobileComponents.Label {
 				Layout.alignment: Qt.AlignRight
 				text: "Duration:"

qt-mobile/qmlmanager.cpp

@@ -361,6 +361,16 @@ void QMLManager::commitChanges(QString diveId, QString location, QString gps, QS
 		}
 		d->duration.seconds = h * 3600 + m * 60 + s;
 	}
+	if (get_depth_string(d->maxdepth.mm, true, true) != depth) {
+		diveChanged = true;
+		if (depth.contains(tr("ft")))
+			prefs.units.length = units::FEET;
+		else if (depth.contains(tr("m")))
+			prefs.units.length = units::METERS;
+		d->maxdepth.mm = parseLengthToMm(depth);
+		if (same_string(d->dc.model, "manually added dive"))
+			d->dc.maxdepth.mm = d->maxdepth.mm;
+	}
 	if (get_temperature_string(d->airtemp) != airtemp) {
 		diveChanged = true;
 		if (airtemp.contains(tr("C")))

qt-models/divelistmodel.cpp

@@ -130,6 +130,7 @@ QString DiveListModel::startAddDive()
 	if (pd && pd->number > 0)
 		nr = pd->number + 1;
 	d->number = nr;
+	d->dc.model = strdup("manually added dive");
 	add_single_dive(-1, d);
 	addDive(d);
 	return QString::number(d->id);

subsurface-core/helpers.h

@@ -32,6 +32,7 @@ QString getPrintingTemplatePathBundle();
 void copyPath(QString src, QString dst);
 extern const QString get_dc_nickname(const char *model, uint32_t deviceid);
 int gettimezoneoffset(timestamp_t when = 0);
+int parseLengthToMm(const QString &text);
 int parseTemperatureToMkelvin(const QString &text);
 QString get_dive_duration_string(timestamp_t when, QString hourText, QString minutesText);
 QString get_dive_date_string(timestamp_t when);

subsurface-core/qthelper.cpp

@@ -1119,6 +1119,28 @@ int gettimezoneoffset(timestamp_t when)
 	return dt2.secsTo(dt1);
 }
 
+int parseLengthToMm(const QString &text)
+{
+	int mm;
+	QString numOnly = text;
+	numOnly.replace(",", ".").remove(QRegExp("[^-0-9.]"));
+	if (numOnly.isEmpty())
+		return 0;
+	double number = numOnly.toDouble();
+	switch (prefs.units.length) {
+	case units::FEET:
+		mm = feet_to_mm(number);
+		break;
+	case units::METERS:
+		mm = number * 1000;
+		break;
+	default:
+		mm = 0;
+	}
+	return mm;
+
+}
+
 int parseTemperatureToMkelvin(const QString &text)
 {
 	int mkelvin;