new statistics with Django queries

templates/data.html

@@ -16,9 +16,14 @@ <h2>Daten-Einblick</h2>
 
 	<div>
 		<h2>Infos zu den Sprechenden</h2>
-		<p>Von den insgesamt {{speaker_number}} Sprechenden sind {{female_speaker}} weiblich und {{male_speaker}} männlich. Zusammen sprechen Sie eine Gesamtzeit von {{spoken_time}}. {{spoken_time_male}} wird dabei von männlichen Personen und {{spken_time_female}} von weiblichen Personen gesprochen.</p>
-		<p>Den Größten Redeanteil hat {{longest_speaker_name}} mit {{longest_speaker_time}}.</p>
-		<p>{{shortest_speaker_name}} kommt mit {{shortest_speaker_time}} am wenigsten zu Wort.</p>
+		<p>Von den insgesamt {{speaker_number}} Sprechenden sind {{female_speaker}} weiblich und {{male_speaker}} männlich. Zusammen sprechen Sie eine Gesamtzeit von {{spoken_time}}.<br>{{spoken_time_male}} wird dabei von männlichen Personen und {{spoken_time_female}} von weiblichen Personen gesprochen.</p>
+		<p>Den Größten Redeanteil hat {{max_speaker_name}} mit {{max_speaker_time}}.</p>
+		<p>{{min_speaker_name}} kommt mit {{min_speaker_time}} Redezeit am wenigsten zu Wort.</p>
+	</div>
+
+	<div>
+		<h2>Infos zu den Episoden</h2>
+		<p>Ingesamt gibt es {{episode_number}} Episoden mit {{total_time}} Laufzeit.<br>In ihnen wird {{spoken_time}} lang gesprochen. Am meisten Redezeit findet sich in Episode {{max_spoken_time_eps}} mit einer Redezeit von {{max_spoken_time_eps_time}}. Am wenigsten gesprochen wird in Episode {{min_spoken_time_eps}} mit einer Redezeit von {{min_spoken_time_eps_time}}. Im Schnitt wird pro Episode {{spoken_time_eps_avg}} lang gesprochen.</p>
 	</div>
 
 	<div class="">

wordsearch/views.py

@@ -2,6 +2,8 @@
 from django.shortcuts import render
 from django.utils import timezone
 from django.db.models import F, DurationField, Sum, ExpressionWrapper
+from django.db.models import Avg, Max, Min
+from django.db.models import Q
 from datetime import datetime, time, timedelta
 from .models import Line, Speaker, Episode
 
@@ -21,7 +23,6 @@ def data(request):
     episode_number = Episode.objects.count()
 
     # Getting total time
-    duration_list = Episode.objects.all()
     sum_time = Episode.objects.aggregate(total_time=Sum('duration'))
     total_time = sum_time.get('total_time')
 
@@ -44,8 +45,46 @@ def data(request):
     word_count = int(len(word_list)/2)
 
     # Getting Speaker by gender
-    female_speaker = len(Speaker.objects.filter(gender="female"))
-    male_speaker = len(Speaker.objects.filter(gender="male"))
+    female_speaker = Speaker.objects.filter(gender="female").count()
+    male_speaker = Speaker.objects.filter(gender="male").count()
+
+    # Getting the spoken time in total
+    duration_per_line = Line.objects.annotate(time=(F("end_time") - F("start_time")))
+    spoken_time_total = duration_per_line.aggregate(time_total=Sum('time'))
+    spoken_time = spoken_time_total.get('time_total')
+
+    # Spoken time per episode
+    spoken_time_per_eps = duration_per_line.values('episode').annotate(time=Sum('time')).order_by()
+
+    #Avg Spoken time per episode
+    spoken_time_avg = spoken_time_per_eps.aggregate(Avg('time'))
+    spoken_time_eps_avg = spoken_time_avg.get('time__avg')
+    #Max and min spoken time per episode, including episode
+    spoken_time_max = spoken_time_per_eps.order_by('-time')[0]
+    spoken_time_min = spoken_time_per_eps.order_by('time')[0]
+    max_time_esp_name = spoken_time_max.get('episode')
+    max_time_esp = spoken_time_max.get('time')
+    min_time_esp_name = spoken_time_min.get('episode')
+    min_time_esp = spoken_time_min.get('time')
+
+
+    #Spoken time by gender
+    spoken_time_female = duration_per_line.filter(speaker__gender="female").aggregate(Sum('time'))
+    spoken_time_male = duration_per_line.filter(speaker__gender="male").aggregate(Sum('time'))
+    spoken_time_m = spoken_time_male.get('time__sum')
+    spoken_time_f = spoken_time_female.get('time__sum')
+
+    #Spoken Time by speaker
+    spoken_time_per_spk = duration_per_line.values('speaker__name').annotate(time=Sum('time')).order_by()
+    max_speaker = spoken_time_per_spk.order_by('-time')[0]
+    min_speaker = spoken_time_per_spk.order_by('time')[0]
+    max_speaker_name = max_speaker.get('speaker__name')
+    max_speaker_time = max_speaker.get('time')
+    min_speaker_name = min_speaker.get('speaker__name')
+    min_speaker_time = min_speaker.get('time')
+
+
+
 
     return render(request, 'data.html', {
         "speaker_number": speaker_number, 
@@ -54,4 +93,16 @@ def data(request):
         "word_list": word_list, 
         "word_count": word_count,
         "female_speaker": female_speaker,
-        "male_speaker": male_speaker})
+        "male_speaker": male_speaker,
+        "spoken_time": spoken_time,
+        "spoken_time_female": spoken_time_f,
+        "spoken_time_male": spoken_time_m,
+        "max_speaker_name": max_speaker_name,
+        "max_speaker_time": max_speaker_time,
+        "min_speaker_name": min_speaker_name,
+        "min_speaker_time": min_speaker_time,
+        "max_spoken_time_eps": max_time_esp_name,
+        "max_spoken_time_eps_time": max_time_esp,
+        "min_spoken_time_eps": min_time_esp_name,
+        "min_spoken_time_eps_time": min_time_esp,
+        "spoken_time_eps_avg": spoken_time_eps_avg })