Database persistent across sessions

Models/Instruments/MCDU/MCDU.nas

@@ -784,7 +784,6 @@ var canvas_MCDU_base = {
 				me["Simple_R6S"].setText("SOFTWARE ");
 				me["Simple_R4S"].setText("PILOT STORED  ");
 				me["Simple_R4"].setText("00RTES 00RWYS ");
-				me["Simple_R5"].setText("DELETE ALL ");
 			
 				pageSwitch[i].setBoolValue(1);
 			}
@@ -809,6 +808,14 @@ var canvas_MCDU_base = {
 				me["arrow5R"].hide();
 			}
 			
+			if (fmgc.WaypointDatabase.confirm) {
+				me["Simple_R5"].setText("CONFIRM DELETE ALL ");
+				me["Simple_R5"].setColor(getprop("/MCDUC/colors/amb/r"),getprop("/MCDUC/colors/amb/g"),getprop("/MCDUC/colors/amb/b"));
+			} else {
+				me["Simple_R5"].setText("DELETE ALL ");
+				me["Simple_R5"].setColor(getprop("/MCDUC/colors/blu/r"),getprop("/MCDUC/colors/blu/g"),getprop("/MCDUC/colors/blu/b"));
+			}
+			
 			if (getprop("/FMGC/status/phase") == 0 or getprop("/FMGC/status/phase") == 7) {
 				me["Simple_L5"].show();
 				me["Simple_L5S"].show();

Nasal/FMGC/FMGC.nas

@@ -119,7 +119,7 @@ setprop("gear/gear[0]/wow-fmgc", 1);
 
 var FMGCinit = func {
 	setprop("/FMGC/status/to-state", 0);
-	setprop("/FMGC/status/phase", "0"); # 0 is Preflight 1 is Takeoff 2 is Climb 3 is Cruise 4 is Descent 5 is Decel/Approach 6 is Go Around 7 is Done
+	setprop("/FMGC/status/phase", 0); # 0 is Preflight 1 is Takeoff 2 is Climb 3 is Cruise 4 is Descent 5 is Decel/Approach 6 is Go Around 7 is Done
 	setprop("/FMGC/internal/maxspeed", 338);
 	setprop("/FMGC/internal/mng-spd", 157);
 	setprop("/FMGC/internal/mng-spd-cmd", 157);
@@ -519,7 +519,7 @@ var masterFMGC = maketimer(0.2, func {
 });
 
 var reset_FMGC = func {
-	setprop("/FMGC/status/phase", "0");
+	setprop("/FMGC/status/phase", 0);
 	fd1 = getprop("/it-autoflight/input/fd1");
 	fd2 = getprop("/it-autoflight/input/fd2");
 	spd = getprop("/it-autoflight/input/spd-kts");

Nasal/FMGC/flightplan-waypoints.nas

@@ -9,6 +9,7 @@ var nilTree = {
 
 var WaypointDatabase = {
 	waypointsVec: [],
+	confirm: 0,
 	# addWP - adds pilot waypoint to waypoints vector
 	# arg: wpObj - passed pilot waypoint object
 	# return: 
@@ -40,6 +41,8 @@ var WaypointDatabase = {
 			append(me.waypointsVec, wpObj);
 			return 2;
 		}
+		
+		me.write();
 	},
 	# delete - empties waypoints vector
 	delete: func() {
@@ -96,9 +99,9 @@ var WaypointDatabase = {
 		}
 		return nil;
 	},
-	# write - write to file, as a delimited string
+	# write - write to file, as a hash structure
 	write: func() {
-		var path = getprop("/sim/fg-home") ~ "/Export/savedWaypoints.xml";
+		var path = getprop("/sim/fg-home") ~ "/Export/A320SavedWaypoints.xml";
 		var tree = {
 			waypoints: {
 			
@@ -108,13 +111,48 @@ var WaypointDatabase = {
 		for (var i = 0; i < me.getSize(); i = i + 1) {
 			if (me.waypointsVec[i] != nil) {
 				tree.waypoints["waypoint" ~ i] = me.waypointsVec[i].tree;
-			} else {
-				tree.waypoints["waypoint" ~ i] = nilTree;
 			}
 		}
 		
 		io.writexml(path, props.Node.new(tree)); # write the data
 	},
+	# read - read from a file, extract using props interface
+	read: func() {
+		me.delete();
+		var path = getprop("/sim/fg-home") ~ "/Export/A320SavedWaypoints.xml";
+		var data = io.readxml(path).getChild("waypoints");
+		var pilotWP = nil;
+		for (var i = 0; i < 20; i = i + 1) {
+			pilotWP = nil;
+			var childNode = data.getChild("waypoint" ~ i); 
+			if (childNode == nil) { 
+				continue; 
+			}
+			
+			var wpt = createWP({lat: num(childNode.getChild("latitude").getValue()), lon: num(childNode.getChild("longitude").getValue())},childNode.getChild("ident").getValue());
+			
+			if (left(childNode.getChild("ident").getValue(), 3) == "PBD") {
+				pilotWP = pilotWaypoint.newAtPosition(wpt, "PBD", right(childNode.getChild("ident").getValue(), 1));
+			} else {
+				pilotWP = pilotWaypoint.newAtPosition(wpt, "LL", right(childNode.getChild("ident").getValue(), 1));
+			}
+			me.addWPToPos(pilotWP, right(childNode.getChild("ident").getValue(), 1));
+		}
+	},
+	# addWPToPos - helper for reading - inserts at specific index
+	# will create nil for intermediates
+	addWPToPos: func(wpObj, position) {
+		if (me.getSize() >= position) {
+			me.waypointsVec[position - 1] = wpObj;
+		} else {
+			var numToIns = position - me.getSize();
+			while (numToIns >= 1) {
+				append(me.waypointsVec, nil);
+				numToIns -= 1;
+			}
+			me.waypointsVec[position - 1] = wpObj;
+		}
+	},
 };
 
 var pilotWaypoint = {
@@ -145,6 +183,23 @@ var pilotWaypoint = {
 		
 		return pilotWp;
 	},
+	newAtPosition: func(positioned, typeStr, position) {
+		var pilotWp = { parents:[pilotWaypoint] };
+		
+		pilotWp.setId(typeStr ~ sprintf("%s", position));
+		pilotWp.index = position - 1;
+		
+		# set ghost to created waypoint
+		pilotWp.wpGhost = positioned;
+		
+		pilotWp.tree = {
+			"latitude": pilotWp.wpGhost.wp_lat,
+			"longitude": pilotWp.wpGhost.wp_lon,
+			"ident": pilotWp.id,
+		};
+		
+		return pilotWp;
+	},
 	setId: func(id) {
 		if (typeof(id) == "scalar") { me.id = id; }
 	},

Nasal/Libraries/libraries.nas

@@ -227,6 +227,7 @@ var systemsInit = func {
 setlistener("/sim/signals/fdm-initialized", func {
 	systemsInit();
 	fmgc.flightPlanTimer.start();
+	fmgc.WaypointDatabase.read();
 });
 
 var systemsLoop = maketimer(0.1, func {

Nasal/MCDU/STATUS.nas

@@ -6,6 +6,11 @@ var statusInput = func(key, i) {
 	if (key == "L3") {
 		fmgc.switchDatabase();
 	} elsif (key == "R5") {
-		fmgc.WaypointDatabase.delete();
+		if (fmgc.WaypointDatabase.confirm) {
+			fmgc.WaypointDatabase.delete();
+			fmgc.WaypointDatabase.confirm = 0;
+		} else {
+			fmgc.WaypointDatabase.confirm = 1;
+		}
 	}
 }