Functional product stats

main/urls.py

@@ -6,8 +6,9 @@ urlpatterns = patterns('main.views',
     url(r'^log/$', 'log', name='log'),
     url(r'^log/all$', 'log', kwargs={'limit': None}, name='log-all'),
     url(r'^stats/$', 'stats', name='stats'),
-    url(r'^stats/orders$', 'stats_orders', name='stats-orders'),
-    url(r'^stats/product/(?P<product>[0-9]+)$', 'stats_product', name='stats-product'),
-    url(r'^products/(?P<product_id>[0-9]+)', 'products', name='json-product'),
+    url(r'^stats/orders/$', 'stats_orders', name='stats-orders'),
+    url(r'^stats/products/$', 'stats_products', name='stats-products'),
+    url(r'^stats/products/(?P<product>[0-9]+)/$', 'stats_products', name='stats-product'),
+    url(r'^products/(?P<product_id>[0-9]+)/$', 'products', name='json-product'),
     url(r'^products/$', 'products', name='json-products'),
 )

main/views.py

@@ -12,7 +12,7 @@ from django.shortcuts import render_to_response, get_object_or_404
 from django.template import RequestContext
 from django.forms.formsets import formset_factory
 from django.contrib import messages
-from django.db.models import Count
+from django.db.models import Count, Sum
 
 from models import *
 
@@ -143,10 +143,7 @@ def serialize_product(product):
     f_product = {}
     for attr in Product._meta.get_all_field_names():
         if hasattr(product, attr) and product.__getattribute__(attr):
-            #print type(product.__getattribute__(attr))
             if type(product.__getattribute__(attr)) is datetime:
-                # TODO parse datetime
-                date = product.__getattribute__(attr)
                 f_product[attr] = str(product.__getattribute__(attr))
             else:
                 f_product[attr] = product.__getattribute__(attr)
@@ -167,21 +164,45 @@ def products(request, product_id=None):
 
     return HttpResponse(json.dumps(f_products), content_type='application/javascript; charset=utf8')
 
-def stats_product(request, product):
+def stats_product(product):
     sales = OrderLine.objects.filter(product=product)
-    total = float(sales.count())
-    per_user = sales.values('order__customer__first_name','order__customer__last_name').annotate(num=Count('order__customer')).order_by('num')
+    # reverse lookup via order, customer
+    per_user = sales.values('order__customer__first_name','order__customer__last_name').annotate(num=Sum('amount')).order_by('num').reverse()
     f_per_user = []
     for row in per_user:
         who = row['order__customer__first_name'] + " " + row['order__customer__last_name'][0]
         num = row['num']
         f_per_user.append([who, num])
-    return HttpResponse(json.dumps(f_per_user), content_type='application/javascript; charset=utf8')
+    response = {
+        'product' : serialize_product(Product.objects.get(pk=product)) if type(product) is unicode else serialize_product(product),
+        'counts' : f_per_user,
+        'total_counts' : sum([row['num'] for row in per_user]),
+        }
+    return response
+
+def stats_products(request, product=None):
+    if product:
+        #single
+        f_products = [stats_product(product)]
+        sales = OrderLine.objects.filter(product=product)
+    else:
+        #all
+        sales = OrderLine.objects.filter(product__active=True)
+        f_products = [stats_product(p) for p in Product.objects.filter(active=True)]
+
+    totals = float(sum([sale.amount for sale in sales]))
+    response = {
+        'request' : 'all' if not product else product,
+        'response' : {
+            'products' : f_products,
+            'total_count' : totals,
+            }
+        }
+    return HttpResponse(json.dumps(response), content_type='application/javascript; charset=utf8')
 
 def stats_orders(request):
-
     total = float(Order.objects.count())
-    per_user = Order.objects.values('customer__first_name','customer__last_name').annotate(num=Count('customer')).order_by('num')
+    per_user = Order.objects.values('customer__first_name','customer__last_name').annotate(num=Count('customer')).order_by('num').reverse()
     f_per_user = []
     for row in per_user:
         who = row['customer__first_name'] + " " + row['customer__last_name'][0]

static/js/stats.js

@@ -1,40 +1,25 @@
 $(document).ready(function() {
     var charts = [];
-    var products_url = '/products';
+    var products_url = '/stats/products/';
+    var order_url = '/stats/orders/';
+
+    /* orders */
+    $.getJSON(order_url, function(data) {
+        var render_to = 'order_chart';
 
-    /* drink beer and... */
-    $.getJSON(products_url, function(data) {
-        var graph_mappings = [
-        {
-            'url' : '/stats/orders',
-            'render_to' : 'order_chart'
-        }];
-        var products = data;
-        for(i in products) {
-            var mapping = {
-                'url' : '/stats/product/' + products[i].id,
-                'info_url' : '/products/' + products[i].id,
-                'render_to' : 'product_chart' + products[i].id
-            };
-            graph_mappings.push(mapping);
-        }
-        for(i in graph_mappings) {
         // define the options
         var options =  {
             credits: {
                 enabled: false
             },
             chart: {
-                    /* TODO this is not updated right.
-                     * ie. how to get ajax-callback to update the right options-object?
-                     * */
-                    renderTo: graph_mappings[i].render_to,
+                renderTo: render_to,
                 plotBackgroundColor: null,
                 plotBorderWidth: null,
                 plotShadow: false
             },
             title: {
-                    text: 'Antall ordre per bruker'
+                text: 'Fordeling av ordre på person'
             },
             tooltip: {
                 formatter: function() {
@@ -58,14 +43,58 @@ $(document).ready(function() {
             series: [{
                 type: 'pie',
                 name: 'Orders',
-                    data: []
+                data: data
             }]
         };
-            $.getJSON(graph_mappings[i].url, function(data) {
-                options.series[0].data = data,
         charts.push(new Highcharts.Chart(options));
     });
+
+    /* products */
+    $.getJSON(products_url, function(data) {
+        var products = data.response.products;
+        for(i in products) {
+            var render_to = 'product_chart' + products[i].product.id;
+            var series_data = products[i].counts;
+            // define the options
+            var options =  {
+                credits: {
+                    enabled: false
+                },
+                chart: {
+                    renderTo: render_to,
+                    plotBackgroundColor: null,
+                    plotBorderWidth: null,
+                    plotShadow: false
+                },
+                title: {
+                    text: products[i].product.name
+                },
+                tooltip: {
+                    formatter: function() {
+                        return '<b>'+ this.point.name +'</b>: '+ Highcharts.numberFormat(this.percentage, 1) +' %';
+                    }
+                },
+                plotOptions: {
+                    pie: {
+                        allowPointSelect: true,
+                        cursor: 'pointer',
+                        dataLabels: {
+                            enabled: true,
+                            color: '#000000',
+                            connectorColor: '#000000',
+                            formatter: function() {
+                                return '<b>'+ this.point.name +'</b>: ' + this.y;
+                            }
+                        }
+                    }
+                },
+                series: [{
+                    type: 'pie',
+                    name: 'Orders',
+                    data: series_data
+                }]
+            };
+            charts.push(new Highcharts.Chart(options));
         }
-        console.log(charts);
     });
 });

templates/stats.html

@@ -13,15 +13,17 @@
         </div>
     </section>
 
+    <section id="product" class="row-fluid">
+        <h2>Produkter</h2>
         {% for product in products %}
-        <section id="product_{{ product.id }}" class="row-fluid">
-            <div class="span12">
-                <h2>{{ product }}</h2>
+            <section id="product_{{ product.id }}">
+                <div class="span6">
                     <div id="product_chart{{ product.id }}"></div>
                     <!--<div id="container" style="width: 800px; height: 400px; margin: 0 auto;"></div> -->
                 </div>
             </section>
         {% endfor %}
+    </section>
 </section>
 {% endblock %}
 {% block tailinc %}