redefine the constructor to be more flexible with constraints, etc.

aman/types/Inbound.py

@@ -37,7 +37,7 @@ class Inbound:
 
         # find the nearest runway for an initial guess
         distance = 100000.0
-        currentPosition = Waypoint('', self.Report.position.latitude, self.Report.position.longitude)
+        currentPosition = Waypoint(latitude = self.Report.position.latitude, longitude = self.Report.position.longitude)
         for runway in sequencingConfig.ActiveArrivalRunways:
             candidateDistance = runway.Runway.Start.haversine(currentPosition)
             if distance > candidateDistance:
@@ -70,7 +70,7 @@ class Inbound:
 
         # calculate descend profile
         flightTimeSeconds = 0
-        currentHeading = Waypoint('', self.Report.position.latitude, self.Report.position.longitude).bearing(self.PlannedStar.Route[0])
+        currentHeading = Waypoint(latitude = self.Report.position.latitude, longitude = self.Report.position.longitude).bearing(self.PlannedStar.Route[0])
         distanceToWaypoint = self.Report.distanceToIAF
         nextWaypointIndex = 0
         currentPosition = [ self.Report.dynamics.altitude, self.Report.dynamics.groundSpeed ]

aman/types/Waypoint.py

@@ -2,6 +2,7 @@
 
 import numpy as np
 import pyproj
+import sys
 
 class Waypoint:
     def dms2dd(coordinate : str):
@@ -20,9 +21,44 @@ class Waypoint:
 
         return dd
 
-    def __init__(self, name : str, latitude : float, longitude : float):
-        self.Name = name
-        self.Coordinate = np.array([ latitude, longitude ])
+    def coordinateArgument(value):
+        if True == isinstance(value, str):
+            return Waypoint.dms2dd(value)
+        elif True == isinstance(value, (float, int)):
+            return float(value)
+        else:
+            raise Exception('Invalid constructor argument')
+
+    def __init__(self, **kwargs):
+        self.Name = None
+        self.Coordinate = None
+        self.Altitude = None
+        self.Speed = None
+        self.BaseTurn = False
+        self.FinalTurn = False
+
+        latitude = None
+        longitude = None
+        for key, value in kwargs.items():
+            if 'name' == key.lower():
+                self.Name = str(value)
+            elif 'latitude' == key.lower():
+                latitude = Waypoint.coordinateArgument(value)
+            elif 'longitude' == key.lower():
+                longitude = Waypoint.coordinateArgument(value)
+            elif 'altitude' == key.lower():
+                self.Altitude = int(value)
+            elif 'speed' == key.lower():
+                self.Speed = int(value)
+            elif 'base' == key:
+                self.BaseTurn = bool(value)
+            elif 'final' == key:
+                self.FinalTurn = bool(value)
+            else:
+                raise Exception('Invalid constructor argument: ' + key)
+
+        if None != latitude and None != longitude:
+            self.Coordinate = np.array([ latitude, longitude ])
 
     def __str__(self):
         return 'Name: ' + self.Name + ', Lat: ' + str(self.Coordinate[0]) + ', Lon: ' + str(self.Coordinate[1])