made metrics and strokedata model dynamic

rowers/models.py

@@ -519,57 +519,65 @@ def auto_delete_strokedata_on_delete(sender, instance, **kwargs):
         conn.close()
         engine.dispose()
 
+from rowers.metrics import rowingmetrics
+
+strokedatafields = {
+    'workoutid':models.IntegerField(null=True),
+    'workoutstate':models.IntegerField(null=True,default=1),
+    'ftime':models.CharField(max_length=30),
+    'fpace':models.CharField(max_length=30),
+    'hr_ut2':models.IntegerField(null=True),
+    'hr_ut1':models.IntegerField(null=True),
+    'hr_at':models.IntegerField(null=True),
+    'hr_tr':models.IntegerField(null=True),
+    'hr_an':models.IntegerField(null=True),
+    'hr_max':models.IntegerField(null=True),
+    'hr_bottom':models.IntegerField(null=True),
+    'x_right':models.FloatField(null=True),
+    'ergpace':models.FloatField(null=True),
+    'nowindpace':models.FloatField(null=True),
+    'equivergpower':models.FloatField(null=True),
+    'fergpace':models.CharField(max_length=30),
+    'fnowindpace':models.CharField(max_length=30),
+}
+
+for name,d in rowingmetrics:
+    if d['numtype'] == 'float':
+        try:
+            strokedatafields[name] = models.FloatField(
+                null=d['null'],
+                default=d['default'],
+                verbose_name=d['verbose_name'])
+        except KeyError:
+            strokedatafields[name] = models.FloatField(
+                null=d['null'],
+                verbose_name=d['verbose_name'])
+    elif d['numtype'] == 'integer':
+        try:
+            strokedatafields[name] = models.IntegerField(
+                null=d['null'],
+                default=d['default'],
+                verbose_name=d['verbose_name'])
+        except KeyError:
+            strokedatafields[name] = models.IntegerField(
+                null=d['null'],
+                verbose_name=d['verbose_name'])
+class Meta:
+    db_table = 'strokedata'
+    index_together = ['workoutid']
+    app_label = 'rowers'
+
+attrs = {'__module__': '', 'Meta': Meta}
+attrs.update(strokedatafields)
+            
 # Model of StrokeData table
 # the definition here is used only to enable easy Django migration
 # when the StrokeData are expanded.
 # No Django Instances of this model are managed. Strokedata table is
 # accesssed directly with SQL commands
-class StrokeData(models.Model):
-    class Meta:
-        db_table = 'strokedata'
-        index_together = ['workoutid']
-
-    workoutid = models.IntegerField(null=True)
-    time = models.FloatField(null=True,verbose_name='Time')
-    hr = models.IntegerField(null=True,verbose_name='Heart Rate')
-    pace = models.FloatField(null=True,verbose_name='Pace')
-    workoutstate = models.IntegerField(null=True,default=1)
-    spm = models.FloatField(null=True,verbose_name='Stroke Rate')
-    cumdist = models.FloatField(null=True,verbose_name='Cumulative Distance')
-    ftime = models.CharField(max_length=30)
-    fpace = models.CharField(max_length=30)
-    driveenergy = models.FloatField(null=True,verbose_name='Work per Stroke')
-    power = models.FloatField(null=True,verbose_name='Power')
-    averageforce = models.FloatField(null=True,verbose_name='Average Force')
-    drivelength = models.FloatField(null=True,verbose_name='Drive Length')
-    peakforce = models.FloatField(null=True,verbose_name='Peak Force')
-    forceratio = models.FloatField(null=True,verbose_name='Average/Peak Force Ratio')
-    distance = models.FloatField(null=True,verbose_name='Distance')
-    drivespeed = models.FloatField(null=True,verbose_name='Drive Speed',
-                                   default=0)
-    hr_ut2 = models.IntegerField(null=True)
-    hr_ut1 = models.IntegerField(null=True)
-    hr_at = models.IntegerField(null=True)
-    hr_tr = models.IntegerField(null=True)
-    hr_an = models.IntegerField(null=True)
-    hr_max = models.IntegerField(null=True)
-    hr_bottom = models.IntegerField(null=True)
-    x_right = models.FloatField(null=True)
-    ergpace = models.FloatField(null=True)
-    nowindpace = models.FloatField(null=True)
-    equivergpower = models.FloatField(null=True)
-    fergpace = models.CharField(max_length=30)
-    fnowindpace = models.CharField(max_length=30)
-    catch = models.FloatField(default=0,null=True,verbose_name='Catch Angle')
-    slip = models.FloatField(default=0,null=True,verbose_name='Slip')
-    finish = models.FloatField(default=0,null=True,verbose_name='Finish Angle')
-    wash = models.FloatField(default=0,null=True,verbose_name='Wash')
-    peakforceangle = models.FloatField(default=0,null=True,verbose_name='Peak Force Angle')
-    rhythm = models.FloatField(default=1.0,null=True,verbose_name='Rhythm')
-    totalangle = models.FloatField(default=0.0,null=True,verbose_name='Total Stroke Length (deg)')
-    effectiveangle = models.FloatField(default=0.0,null=True,verbose_name='Effective Stroke Length (deg)')
-    efficiency = models.FloatField(default=-1,null=True,verbose_name='OTW Efficiency')
-    distanceperstroke = models.FloatField(default=-1,null=True,verbose_name='Distance per Stroke')
+StrokeData = type(str('StrokeData'), (models.Model,),
+                  attrs
+                  )
     
 # A wrapper around the png files
 class GraphImage(models.Model):