Auto-allocation form now working

- Displays a list of stock items which will be allocated

InvenTree/build/forms.py

@@ -27,6 +27,18 @@ class EditBuildForm(HelperForm):
         ]
 
 
+class AutoAllocateBuildForm(HelperForm):
+    """ Form for auto-allocation of stock to a build """
+
+    confirm = forms.BooleanField(required=False, help_text='Confirm stock allocation')
+
+    class Meta:
+        model = Build
+        fields = [
+            'confirm'
+        ]
+
+
 class CompleteBuildForm(HelperForm):
     """ Form for marking a Build as complete """
 

InvenTree/build/models.py

@@ -127,10 +127,10 @@ class Build(models.Model):
         - If there are multiple StockItems available, ignore (leave up to the user)
 
         Returns:
-            A dict object containing the StockItem objects to be allocated (and the quantities)
+            A list object containing the StockItem objects to be allocated (and the quantities)
         """
 
-        allocations = {}
+        allocations = []
 
         for item in self.part.bom_items.all():
 
@@ -151,12 +151,17 @@ class Build(models.Model):
 
                 # Are there any parts available?
                 if stock_item.quantity > 0:
+
                     # Only take as many as are available
                     if stock_item.quantity < q_required:
                         q_required = stock_item.quantity
 
-                    # Add the item to the allocations list
-                    allocations[stock_item] = q_required
+                    allocation = {
+                        'stock_item': stock_item,
+                        'quantity': q_required,
+                    }
+
+                    allocations.append(allocation)
 
         return allocations
 
@@ -164,6 +169,13 @@ class Build(models.Model):
     def autoAllocate(self):
         """ Run auto-allocation routine to allocate StockItems to this Build.
 
+        Returns a list of dict objects with keys like:
+
+            {
+                'stock_item': item,
+                'quantity': quantity,
+            }
+
         See: getAutoAllocations()
         """
 
@@ -173,8 +185,8 @@ class Build(models.Model):
             # Create a new allocation
             build_item = BuildItem(
                 build=self,
-                stock_item=item,
-                quantity=allocations[item])
+                stock_item=item['stock_item'],
+                quantity=item['quantity'])
 
             build_item.save()
 

InvenTree/build/templates/build/allocate.html

@@ -18,7 +18,8 @@ InvenTree | Allocate Parts
     </div>
     <div class='col-sm-6'>
         <div class='btn-group' style='float: right;'>
-                <button class='btn btn-warning' type='button' id='complete-build'>Complete Build</button>
+                <button class='btn btn-primary' type='button' title='Automatic allocation' id='auto-allocate-build'>Auto Allocate</button>
+                <button class='btn btn-warning' type='button' title='Complete build' id='complete-build'>Complete Build</button>
         </div>
     </div>
 </div>
@@ -64,4 +65,13 @@ InvenTree | Allocate Parts
         );
     });
 
+    $("#auto-allocate-build").on('click', function() {
+        launchModalForm(
+            "{% url 'build-auto-allocate' build.id %}",
+            {
+                reload: true,
+            }
+        );
+    });
+
 {% endblock %}

InvenTree/build/templates/build/auto_allocate.html

@@ -0,0 +1,43 @@
+{% extends "modal_form.html" %}
+
+{% block pre_form_content %}
+
+{{ block.super }}
+
+<b>Build: {{ build.title }}</b> - {{ build.quantity }} x {{ build.part.name }}
+<br><br>
+Automatically allocate stock to this build?
+<hr>
+
+{% if allocations %}
+
+<table class='table table-striped table-condensed'>
+<tr>
+    <th></th>
+    <th>Part</th>
+    <th>Quantity</th>
+    <th>Location</th>
+</tr>
+{% for item in allocations %}
+<tr>
+    <td>
+        <a class='hover-icon'>
+            <img class='hover-img-thumb' src='{{ item.stock_item.part.image.url }}'>
+            <img class='hover-img-large' src='{{ item.stock_item.part.image.url }}'>
+        </a>
+    </td>
+    <td>
+        {{ item.stock_item.part.name }}<br>
+        <i>{{ item.stock_item.part.description }}</i>
+    </td>
+    <td>{{ item.quantity }}</td>
+    <td>{{ item.stock_item.location }}</td>
+</tr>
+{% endfor %}
+</table>
+
+{% else %}
+<i>No stock could be selected for automatic build allocation.</i>
+{% endif %}
+
+{% endblock %}

InvenTree/build/templates/build/complete.html

@@ -7,7 +7,7 @@ Are you sure you want to mark this build as complete?
 <hr>
 {% if taking %}
 The following items will be removed from stock:
-<ul>
+<ul class='list-group'>
 {% for item in taking %}
     <li>{{ item.quantity }} x {{ item.stock_item.part.name }} from {{ item.stock_item.location }}</li>
 {% endfor %}

InvenTree/build/urls.py

@@ -21,6 +21,7 @@ build_detail_urls = [
     url(r'^allocate/?', views.BuildAllocate.as_view(), name='build-allocate'),
     url(r'^cancel/?', views.BuildCancel.as_view(), name='build-cancel'),
     url(r'^complete/?', views.BuildComplete.as_view(), name='build-complete'),
+    url(r'^auto-allocate/?', views.BuildAutoAllocate.as_view(), name='build-auto-allocate'),
 
     url(r'^.*$', views.BuildDetail.as_view(), name='build-detail'),
 ]

InvenTree/build/views.py

@@ -12,7 +12,7 @@ from django.forms import HiddenInput
 
 from part.models import Part
 from .models import Build, BuildItem
-from .forms import EditBuildForm, EditBuildItemForm, CompleteBuildForm
+from .forms import EditBuildForm, EditBuildItemForm, CompleteBuildForm, AutoAllocateBuildForm
 from stock.models import StockLocation, StockItem
 
 from InvenTree.views import AjaxView, AjaxUpdateView, AjaxCreateView, AjaxDeleteView
@@ -67,6 +67,61 @@ class BuildCancel(AjaxView):
         }
 
 
+class BuildAutoAllocate(AjaxUpdateView):
+    """ View to auto-allocate parts for a build.
+    Follows a simple set of rules to automatically allocate StockItem objects.
+
+    Ref: build.models.Build.getAutoAllocations()
+    """
+
+    model = Build
+    form_class = AutoAllocateBuildForm
+    context_object_name = 'build'
+    ajax_form_title = 'Allocate Stock'
+    ajax_template_name = 'build/auto_allocate.html'
+
+    def get_context_data(self, *args, **kwargs):
+        """ Get the context data for form rendering. """
+
+        context = {}
+
+        try:
+            build = Build.objects.get(id=self.kwargs['pk'])
+            context['build'] = build
+            context['allocations'] = build.getAutoAllocations()
+        except Build.DoesNotExist:
+            context['error'] = 'No matching buidl found'
+
+        return context
+
+    def post(self, request, *args, **kwargs):
+        """ Handle POST request. Perform auto allocations.
+
+        - If the form validation passes, perform allocations
+        - Otherwise, the form is passed back to the client
+        """
+
+        build = self.get_object()
+        form = self.get_form()
+
+        confirm = request.POST.get('confirm', False)
+
+        valid = False
+
+        if confirm is False:
+            form.errors['confirm'] = ['Confirm stock allocation']
+            form.non_field_errors = 'Check the confirmation box at the bottom of the list'
+        else:
+            build.autoAllocate()
+            valid = True
+
+        data = {
+            'form_valid': valid,
+        }
+
+        return self.renderJsonResponse(request, form, data, context=self.get_context_data())
+
+
 class BuildComplete(AjaxUpdateView):
     """ View to mark a build as Complete.