Some work on boatdata: waypoints

boatdata.py

@@ -80,8 +80,19 @@ import datetime
 import time
 import math
 import random
+from enum import Enum
+from io import StringIO
+
 #from .lookup import fluidtype
 from . import lookup
+from . import routing
+
+class CardinalDirection(Enum):
+    NORTH = 'N'
+    SOUTH = 'S'
+    EAST = 'E'
+    WEST = 'W'
+
 
 class BoatValue():
     """
@@ -121,7 +132,10 @@ class BoatValue():
         self.valid = True
         # if self.history:
         # TODO es kann mehrere verschiedene Zeitreihen geben!
-        # Implementierung nich unklar.
+        # Implementierung noch unklar.
+
+    def getPlaceholder(self):
+        return self.placeholder
 
     def enableHistory(self, size, delta_t):
         if self.history:
@@ -132,6 +146,9 @@ class BoatValue():
         self.hbuf = HistoryBuffer(size, delta_t)
 
     def format(self):
+        # TODO kein schöner Code hier!
+        if not type(self.value) in (int, float):
+            return self.value
         if self.simulated:
             if self.valname == "xdrVBat":
                 return "{:.1f}".format(random.uniform(11.8, 14.2))
@@ -194,6 +211,7 @@ class BoatValueDate(BoatValue):
         return formatted
 
 class BoatValueTime(BoatValue):
+    # timefmt = hh:mm | hh:mm:ss
     def __init__(self, shortname, timezone='UTC'):
         super().__init__(shortname)
         self.tz = timezone
@@ -203,6 +221,7 @@ class BoatValueTime(BoatValue):
         return formatted
 
 class BoatValueSpeed(BoatValue):
+    # unit = m/s | kt | km/h
     # unsigned? Was ist mit Rückwärts?
     def format(self):
         if self.simulated:
@@ -216,6 +235,7 @@ class BoatValueSpeed(BoatValue):
         return formatted
 
 class BoatValueAngle(BoatValue):
+    # unit = rad | deg
     # course, wind, heading, bearing
     # roll, pitch, yaw, rudder, keel
     def format(self):
@@ -232,6 +252,7 @@ class BoatValueAngle(BoatValue):
             return self.placeholder
 
 class BoatValueRotation(BoatValue):
+    # unit = rad | deg
     # signed
     def format(self):
         if self.value < 10 and self.value > -10:
@@ -241,6 +262,7 @@ class BoatValueRotation(BoatValue):
         return formatted
 
 class BoatValueDepth(BoatValue):
+    # unit = m | ft
     # unsigned
     def format(self):
         if self.simulated:
@@ -460,6 +482,12 @@ class BoatData():
         # Sonderdaten
         self.rotk = BoatValueAngle("xdrRotK", "deg") # Kielrotation
 
+        # Routen
+        self.routes = {}
+
+        # Wegepunkte ohne Routenzuordnung
+        self.wps = {}
+
         # Maschinen
         self.engine = {}
 
@@ -512,6 +540,7 @@ class BoatData():
             'WTemp': self.temp_water,
             'WPLat': self.wplat,
             'WPLon': self.wplon,
+            'WPname': self.wpname,
             'XTE': self.xte,
             'xdrRotK': self.rotk,
             'xdrVBat': self.voltage,
@@ -555,19 +584,29 @@ class BoatData():
         self.sat[prn_num].lastseen = time.time()
 
     def __str__(self):
-        out = "Boat Data\n"
-        out += f"  Voltage: {self.voltage}\n"
-        out += f"  Latitude: {self.lat.value}\n"
-        out += f"  Longitude: {self.lon.value}\n"
-        out += f"  SOG: {self.sog}\n"
+        out = StringIO()
+        out.write("Boat Data\n")
+        out.write("  Voltage: {}\n".format(self.voltage))
+        out.write("  Latitude: {}\n".format(self.lat.format()))
+        out.write("  Longitude: {}\n".format(self.lon.format()))
+        out.write("  SOG: {}\n".format(self.sog.format()))
+        out.write("  Waypoint: {}\n".format(self.wpname.format()))
+        out.write("    Distance: {}\n".format(self.wpdist.format()))
+        out.write("    Bearing: {}\n".format(self.bearing.format()))
         for e in self.engine.values():
-            out += str(e)
+            out.write(str(e))
         for t in self.tank.values():
-            out += str(t)
-        out += "  Satellite info\n"
+            out.write(str(t))
+        out.write("  Routes\n")
+        for r in self.routes:
+            out.write("    {}".format(r))
+        out.write("  Waypoints\n") 
+        for w in self.wps:
+            out.write("    {}".format(w))
+        out.write("  Satellite info\n")
         for s in self.sat.values():
-            out += "    {}".format(str(s))
-        return out
+            out.write("    {}".format(str(s)))
+        return out.getvalue()
 
     def updateValid(self, age=None):
         # age: Alter eines Meßwerts in Sekunden
@@ -621,3 +660,11 @@ class BoatData():
         htype: press, temp, hum
         """
         self.history[htype] = history
+
+    def addRoute(self, route_id):
+        if not route_id in self.routes:
+            self.routes[route_id] = routing.Route()
+
+    def addWaypoint(self, waypoint_id):
+        if not waypoint_id in self.wps:
+            self.wps[waypoint_id] = routing.Waypoint()

routing.py

@@ -1,15 +1,20 @@
-'''
+"""
 Routes and waypoints
-'''
+
+Some sources have number and name, some only something like id
+
+"""
+
 class Waypoint():
     def __init__(self, number, name):
         self.number = number
         self.name = name
         self.lat = None
         self.lon = None
+        self.lastusage = None # last usage timestamp for housekeeping
 
 class Route():
-    def __init__(self, number, name)
+    def __init__(self, number, name):
         self.number = number
         self.name = name
         self.wps = dict()