Merge branch 'master' into part-import

InvenTree/part/templates/part/order_prices.html

@@ -138,7 +138,7 @@
     <hr>
     <h4>{% trans 'Stock Pricing' %}<i class="fas fa-info-circle" title="Shows the purchase prices of stock for this part.
 The part single price is the current purchase price for that supplier part."></i></h4>
-    {% if price_history|length > 1 %}
+    {% if price_history|length > 0 %}
         <div style="max-width: 99%; min-height: 300px">
             <canvas id="StockPriceChart"></canvas>
         </div>

InvenTree/part/templates/part/part_base.html

@@ -239,11 +239,19 @@
 
     enableDragAndDrop(
         '#part-thumb',
-        "{% url 'part-image-upload' part.id %}",
+        "{% url 'api-part-detail' part.id %}",
         {
             label: 'image',
+            method: 'PATCH',
             success: function(data, status, xhr) {
-                location.reload();
+
+                // If image / thumbnail data present, live update
+                if (data.image) {
+                    $('#part-image').attr('src', data.image);
+                } else {
+                    // Otherwise, reload the page
+                    location.reload();
+                }
             }
         }
     );