sort of gets CP data

rowers/views/analysisviews.py

@@ -501,7 +501,58 @@ def histodata(workouts, options):
     return(script,div)
 
 def cpdata(workouts, options):
-    return ('','Not Yet Implemented')
+    userid = options['userid']
+
+
+    u = User.objects.get(id=userid)
+    r = u.rower
+
+
+    ids = [w.id for w in workouts]
+    delta, cpvalue, avgpower = dataprep.fetchcp_new(r,workouts)
+    powerdf = pd.DataFrame({
+        'Delta':delta,
+        'CP':cpvalue,
+    })
+
+
+    if powerdf.empty:
+        return('','<p>No valid data found</p>')
+
+    powerdf = powerdf[powerdf['CP']>0]
+    powerdf.dropna(axis=0,inplace=True)
+    powerdf.sort_values(['Delta','CP'],ascending=[1,0],inplace=True)
+    powerdf.drop_duplicates(subset='Delta',keep='first',inplace=True)
+
+    rowername = r.user.first_name+" "+r.user.last_name
+
+    if len(powerdf) !=0 :
+        res = interactive_otwcpchart(powerdf,promember=True,rowername=rowername)
+        script = res[0]
+        div = res[1]
+        p1 = res[2]
+        ratio = res[3]
+        r.p0 = p1[0]
+        r.p1 = p1[1]
+        r.p2 = p1[2]
+        r.p3 = p1[3]
+        r.cpratio = ratio
+        r.save()
+        paulslope = 1
+        paulintercept = 1
+        message = res[4]
+    else:
+        script = ''
+        div = '<p>No ranking pieces found.</p>'
+        paulslope = 1
+        paulintercept = 1
+        p1 = [1,1,1,1]
+        message = ""
+
+    scripta = script.split('\n')[2:-1]
+    script = ''.join(scripta)
+
+    return (script,div)
 
 def statsdata(workouts, options):
     includereststrokes = options['includereststrokes']