Added choice for multiple articles in new PDF invoice

cotisations/forms.py

@@ -145,14 +145,6 @@ class NewFactureFormPdf(Form):
     """
     Form used to create a custom PDF invoice.
     """
-    article = forms.ModelMultipleChoiceField(
-        queryset=Article.objects.all(),
-        label=_l("Article")
-    )
-    number = forms.IntegerField(
-        label=_l("Quantity"),
-        validators=[MinValueValidator(1)]
-    )
     paid = forms.BooleanField(label=_l("Paid"), required=False)
     # TODO : change dest field to recipient
     dest = forms.CharField(required=True, max_length=255, label=_l("Recipient"))

cotisations/templates/cotisations/control.html

@@ -65,12 +65,12 @@ with this program; if not, write to the Free Software Foundation, Inc.,
                 </th>
                 <th>
                     {% trans "Date" as tr_date %}
-                    {% include 'buttons/sort.html' with prefix='control' col='date' text=tr_date %}<
+                    {% include 'buttons/sort.html' with prefix='control' col='date' text=tr_date %}i
-                    /th>
+		    </th>
                 <th>
                     {% trans "Validated" as tr_validated %}
-                    {% include 'buttons/sort.html' with prefix='control' col='valid' text=tr_validated %}<
+                    {% include 'buttons/sort.html' with prefix='control' col='valid' text=tr_validated %}
-                    /th>
+		    </th>
                 <th>
                     {% trans "Controlled" as tr_controlled %}
                     {% include 'buttons/sort.html' with prefix='control' col='control' text=tr_controlled %}

cotisations/templates/cotisations/facture.html

@@ -34,8 +34,105 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 
 <form class="form" method="post">
     {% csrf_token %}
+    <h3>{% trans "Invoice's articles" %}</h3>
+    <div id="form_set" class="form-group">
+        {{ articlesformset.management_form }}
+        {% for articlesform in articlesformset.forms %}
+        <div class='product_to_sell form-inline'>
+            {% trans "Article" %} : &nbsp;
+            {% bootstrap_form articlesform label_class='sr-only' %}
+            &nbsp;
+            <button class="btn btn-danger btn-sm" id="id_form-0-article-remove" type="button">
+                <span class="fa fa-times"></span>
+            </button>
+        </div>
+        {% endfor %}
+    </div>
+    <input class="btn btn-primary btn-sm" role="button" value="{% trans "Add an article"%}" id="add_one">
+    <p>
+        {% blocktrans %}
+        Total price : <span id="total_price">0,00</span> €
+        {% endblocktrans %}
+    </p>
     {% bootstrap_form factureform %}
     {% bootstrap_button action_name button_type='submit' icon='star' %}
 </form>
 
+
+<script type="text/javascript">
+    var prices = {};
+    {% for article in articles %}
+    prices[{{ article.id|escapejs }}] = {{ article.prix }};
+    {% endfor %}
+ 
+    var template = `Article : &nbsp;
+        {% bootstrap_form articlesformset.empty_form label_class='sr-only' %}
+        &nbsp;
+        <button class="btn btn-danger btn-sm"
+        id="id_form-__prefix__-article-remove" type="button">
+        <span class="fa fa-times"></span>
+        </button>`
+
+    function add_article(){
+        // Index start at 0 => new_index = number of items
+        var new_index =
+            document.getElementsByClassName('product_to_sell').length;
+        document.getElementById('id_form-TOTAL_FORMS').value ++;
+        var new_article = document.createElement('div');
+        new_article.className = 'product_to_sell form-inline';
+        new_article.innerHTML = template.replace(/__prefix__/g, new_index);
+        document.getElementById('form_set').appendChild(new_article);
+        add_listenner_for_id(new_index);
+    }
+
+    function update_price(){
+        var price = 0;
+        var product_count =
+            document.getElementsByClassName('product_to_sell').length;
+        var article, article_price, quantity;
+        for (i = 0; i < product_count; ++i){
+            article = document.getElementById(
+                'id_form-' + i.toString() + '-article').value;
+            if (article == '') {
+                continue;
+            }
+            article_price = prices[article];
+            quantity = document.getElementById(
+                'id_form-' + i.toString() + '-quantity').value;
+            price += article_price * quantity;
+        }
+        document.getElementById('total_price').innerHTML =
+            price.toFixed(2).toString().replace('.', ',');
+    }
+
+    function add_listenner_for_id(i){
+        document.getElementById('id_form-' + i.toString() + '-article')
+            .addEventListener("change", update_price, true);
+        document.getElementById('id_form-' + i.toString() + '-article')
+            .addEventListener("onkeypress", update_price, true);
+        document.getElementById('id_form-' + i.toString() + '-quantity')
+            .addEventListener("change", update_price, true);
+        document.getElementById('id_form-' + i.toString() + '-article-remove')
+            .addEventListener("click", function(event) {
+                var article = event.target.parentNode;
+                article.parentNode.removeChild(article);
+                document.getElementById('id_form-TOTAL_FORMS').value --;
+                update_price();
+            })
+    }
+
+    // Add events manager when DOM is fully loaded
+    document.addEventListener("DOMContentLoaded", function() {
+        document.getElementById("add_one")
+            .addEventListener("click", add_article, true);
+        var product_count =
+            document.getElementsByClassName('product_to_sell').length;
+        for (i = 0; i < product_count; ++i){
+            add_listenner_for_id(i);
+        }
+        update_price();
+    });
+</script>
+
+
 {% endblock %}

cotisations/templates/cotisations/factures.tex

@@ -92,7 +92,7 @@
         \doublehline
         
         {% for a in article %}
-        {{a.0.name}} & {{a.0.prix}} \euro & {{a.1}} & {{a.2}} \euro\\
+        {{a.name}} & {{a.price}} \euro & {{a.quantity}} & {{a.total_price}} \euro\\
         \hline
         {% endfor %}
         

cotisations/views.py

@@ -198,22 +198,40 @@ def new_facture_pdf(request):
     get invoices that are not taken into account, for the administrative
     point of view.
     """
+    # The template needs the list of articles (for the JS part)
+    articles = Article.objects.filter(
+        Q(type_user='All') | Q(type_user=request.user.class_name)
+    )
+    # Building the invocie form and the article formset
     invoice_form = NewFactureFormPdf(request.POST or None)
-    if invoice_form.is_valid():
+    if request.user.is_class_club:
-        tbl = []
+        articles_formset = formset_factory(SelectClubArticleForm)(request.POST or None)
-        article = invoice_form.cleaned_data['article']
+    else:
-        quantity = invoice_form.cleaned_data['number']
+        articles_formset = formset_factory(SelectUserArticleForm)(request.POST or None)
+    if invoice_form.is_valid() and articles_formset.is_valid():
+        # Get the article list and build an list out of it
+        # contiaining (article_name, article_price, quantity, total_price)
+        articles_info = []
+        for articles_form in articles_formset:
+            if articles_form.cleaned_data:
+                article = articles_form.cleaned_data['article']
+                quantity = articles_form.cleaned_data['quantity']
+                articles_info.append({
+                    'name': article.name,
+                    'price': article.prix,
+                    'quantity': quantity,
+                    'total_price': article.prix * quantity
+                })
         paid = invoice_form.cleaned_data['paid']
         recipient = invoice_form.cleaned_data['dest']
         address = invoice_form.cleaned_data['chambre']
-        for art in article:
+        total_price = sum(a['total_price'] for a in articles_info)
-            tbl.append([art, quantity, art.prix * quantity])
+
-        total_price = sum(a[2] for a in tbl)
         return render_invoice(request, {
             'DATE': timezone.now(),
             'recipient_name': recipient,
             'address': address,
-            'article': tbl,
+            'article': articles_info,
             'total': total_price,
             'paid': paid,
             'asso_name': AssoOption.get_cached_value('name'),
@@ -226,7 +244,9 @@ def new_facture_pdf(request):
             })
     return form({
         'factureform': invoice_form,
-        'action_name': _("Edit")
+        'action_name': _("Create"),
+        'articlesformset': articles_formset,
+        'articles': articles
         }, 'cotisations/facture.html', request)
 
 
@@ -242,9 +262,16 @@ def facture_pdf(request, facture, factureid):
     """
     # TODO : change vente to purchase
     purchases_objects = Vente.objects.all().filter(facture=facture)
-    purchases = []
+    # Get the article list and build an list out of it
+    # contiaining (article_name, article_price, quantity, total_price)
+    purchases_info = []
     for purchase in purchases_objects:
-        purchases.append([purchase, purchase.number, purchase.prix_total])
+        purchases_info.append({
+            'name': purchase.name,
+            'price': purchase.prix,
+            'quantity': purchase.number,
+            'total_price': purchase.prix_total
+        })
     return render_invoice(request, {
         'paid': True,
         'fid': facture.id,
@@ -254,7 +281,7 @@ def facture_pdf(request, facture, factureid):
             facture.user.surname
         ),
         'address': facture.user.room,
-        'article': purchases,
+        'article': purchases_info,
         'total': facture.prix_total(),
         'asso_name': AssoOption.get_cached_value('name'),
         'line1': AssoOption.get_cached_value('adresse1'),