Initialize target date for new PO line and SO line (#4170)

* Initialize date for new PO line or SO line

Set new PO/SO line initial date to that of the PO/SO it belongs to.

* Changed date formatting to render_date  template tag

* Reverted the change to format the date with the render_date template tag

InvenTree/order/templates/order/purchase_order_detail.html

@@ -179,6 +179,9 @@ $('#new-po-line').click(function() {
         currency: '{{ order.supplier.currency }}',
         {% endif %}
         {% endif %}
+        {% if order.target_date %}
+        target_date: '{{ order.target_date|date:'Y-m-d' }}',
+        {% endif %}
         onSuccess: function() {
             $('#po-line-table').bootstrapTable('refresh');
         }

InvenTree/order/templates/order/sales_order_detail.html

@@ -252,6 +252,9 @@
 
         var fields = soLineItemFields({
             order: {{ order.pk }},
+            {% if order.target_date %}
+            target_date: '{{ order.target_date|date:'Y-m-d' }}',
+            {% endif %}
         });
 
         constructForm('{% url "api-so-line-list" %}', {

InvenTree/templates/js/translated/order.js

@@ -720,6 +720,7 @@ function createPurchaseOrderLineItem(order, options={}) {
         order: order,
         supplier: options.supplier,
         currency: options.currency,
+        target_date: options.target_date,
     });
 
     constructForm('{% url "api-po-line-list" %}', {
@@ -753,6 +754,10 @@ function soLineItemFields(options={}) {
         fields.order.value = options.order;
     }
 
+    if (options.target_date) {
+        fields.target_date.value = options.target_date;
+    }
+
     return fields;
 }
 
@@ -905,6 +910,10 @@ function poLineItemFields(options={}) {
         fields.purchase_price_currency.value = options.currency;
     }
 
+    if (options.target_date) {
+        fields.target_date.value = options.target_date;
+    }
+
     return fields;
 }