added statistics for current and all pizza orders

website/members/static/members/js/statistics.js

@@ -173,4 +173,76 @@ $(function () {
             }]
         }]
     });
+
+    $('#pizzaTotalTypeChart').highcharts({
+        chart: {
+            type: 'pie'
+        },
+        title: {
+            text: "Total pizza orders of type",
+        },
+        plotOptions: {
+            pie: pieOptions
+        },
+        series: [{
+            name: 'Pizzas',
+            colorByPoint: true,
+            data : [{
+                name: total_pizza_orders[0].name,
+                y: total_pizza_orders[0].total
+            },{
+                name: total_pizza_orders[1].name,
+                y: total_pizza_orders[1].total
+            },{
+                name: total_pizza_orders[2].name,
+                y: total_pizza_orders[2].total
+            },{
+                name: total_pizza_orders[3].name,
+                y: total_pizza_orders[3].total
+            },{
+                name: total_pizza_orders[4].name,
+                y: total_pizza_orders[4].total
+            },{
+                name: total_pizza_orders[5].name,
+                y: total_pizza_orders[5].total
+            }]
+        }]
+    });
+
+    if (current_pizza_orders != null) {
+        $('#pizzaCurrentTypeChart').highcharts({
+            chart: {
+                type: 'pie'
+            },
+            title: {
+                text: "Current pizza orders of type",
+            },
+            plotOptions: {
+                pie: pieOptions
+            },
+            series: [{
+                name: 'Pizzas',
+                colorByPoint: true,
+                data : [{
+                    name: current_pizza_orders[0].name,
+                    y: current_pizza_orders[0].total
+                },{
+                    name: current_pizza_orders[1].name,
+                    y: current_pizza_orders[1].total
+                },{
+                    name: current_pizza_orders[2].name,
+                    y: current_pizza_orders[2].total
+                },{
+                    name: current_pizza_orders[3].name,
+                    y: current_pizza_orders[3].total
+                },{
+                    name: current_pizza_orders[4].name,
+                    y: current_pizza_orders[4].total
+                },{
+                    name: current_pizza_orders[5].name,
+                    y: current_pizza_orders[5].total
+                }]
+            }]
+        });
+    }
 });

website/members/templates/members/statistics.html

@@ -14,6 +14,10 @@
 <div id="totalYearChart" style="width:100%; height:400px;"></div>
 <div id="membersYearChart" style="width:100%; height:400px;"></div>
 <div id="supportersYearChart" style="width:100%; height:400px;"></div>
+<div id="pizzaTotalTypeChart" style="width:100%; height:400px;"></div>
+{% if current_pizza_orders != 'null' %} {# None is json-serialized to 'null' #}
+  <div id="pizzaCurrentTypeChart" style="width:100%; height:400px;"></div>
+{% endif %}
 <br/><br/>
 
 {% endblock %}
@@ -29,6 +33,8 @@
     {% autoescape off %}
     var total_stats_year = {{ total_stats_year }};
     var total_stats_member_type = {{ total_stats_member_type }};
+    var total_pizza_orders = {{ total_pizza_orders }};
+    var current_pizza_orders = {{ current_pizza_orders }};
     {% endautoescape %}
 </script>
 

website/members/views.py

@@ -16,6 +16,7 @@ from members import services
 from .services import member_achievements
 from . import models
 from .forms import ProfileForm
+import pizzas.services
 
 
 class ObtainThaliaAuthToken(ObtainAuthToken):
@@ -217,6 +218,10 @@ def statistics(request):
         "total_stats_year": json.dumps(services.gen_stats_year(member_types)),
         "total_stats_member_type": json.dumps(
             services.gen_stats_member_type(member_types)),
+        "total_pizza_orders": json.dumps(
+            pizzas.services.gen_stats_pizza_orders()),
+        "current_pizza_orders": json.dumps(
+            pizzas.services.gen_stats_current_pizza_orders()),
     }
 
     return render(request, 'members/statistics.html', context)

website/pizzas/services.py

+from . models import Product, Order, PizzaEvent
+
+
+def gen_stats_pizza_orders():
+    total = []
+
+    for product in Product.objects.all():
+        total.append({
+            'name': product.name,
+            'total': Order.objects.filter(product=product).count(),
+        })
+
+    total.sort(key=lambda prod: prod['total'], reverse=True)
+
+    return total
+
+
+def gen_stats_current_pizza_orders():
+    total = []
+
+    current_pizza_event = PizzaEvent.current()
+    if not current_pizza_event:
+        return None
+
+    for product in Product.objects.filter():
+        total.append({
+            'name': product.name,
+            'total': Order.objects.filter(
+                product=product,
+                pizza_event=current_pizza_event,
+            ).count(),
+        })
+
+    total.sort(key=lambda prod: prod['total'], reverse=True)
+
+    return total