better modality form in multi compare

rowers/views.py

@@ -5112,6 +5112,10 @@ def team_comparison_select(request,
     else:
         waterboattype = types.waterboattype
 
+    if 'rankingonly' in request.session:
+        rankingonly = request.session['rankingonly']
+    else:
+        rankingonly = False
         
     if 'modalities' in request.session:
         modalities = request.session['modalities']
@@ -5130,8 +5134,6 @@ def team_comparison_select(request,
             enddate = dateform.cleaned_data['enddate']
             startdatestring = startdate.strftime('%Y-%m-%d')
             enddatestring = enddate.strftime('%Y-%m-%d')
-            request.session['startdate'] = startdatestring
-            request.session['enddate'] = enddatestring
     else:
         dateform = DateRangeForm(initial={
             'startdate':startdate,
@@ -5152,6 +5154,11 @@ def team_comparison_select(request,
             if modality != 'water':
                 waterboattype = [b[0] for b in types.boattypes]
 
+
+            if 'rankingonly' in modalityform.cleaned_data:
+                rankingonly = modalityform.cleaned_data['rankingonly']
+            else:
+                rankingonly = False
                 
             request.session['modalities'] = modalities
             request.session['waterboattype'] = waterboattype
@@ -5203,6 +5210,9 @@ def team_comparison_select(request,
                                           startdatetime__lte=enddate,
                                           workouttype__in=modalities).order_by("-date", "-starttime").exclude(boattype__in=negtypes)
 
+    if rankingonly:
+        workouts = [w for w in workouts if w.rankingpiece]
+        
     query = request.GET.get('q')
     if query:
         query_list = query.split()
@@ -5224,7 +5234,8 @@ def team_comparison_select(request,
     chartform = ChartParamChoiceForm(initial={'teamid':0})
     modalityform = TrendFlexModalForm(initial={
         'modality':modality,
-        'waterboattype':waterboattype
+        'waterboattype':waterboattype,
+        'rankingonly':rankingonly,
     })