Replace existing django form views with API request

InvenTree/templates/js/label.js

@@ -170,4 +170,4 @@ function selectLabel(labels, items, options={}) {
             options.success(pk);
         }
     });
-}
+}

InvenTree/templates/js/report.js

@@ -0,0 +1,124 @@
+{% load i18n %}
+
+
+function selectTestReport(reports, items, options={}) {
+    /**
+     * Present the user with the available test reports,
+     * and allow them to select which test report to print.
+     * 
+     * The intent is that the available report templates have been requested
+     * (via AJAX) from the server.
+     */
+
+    var modal = options.modal || '#modal-form';
+
+    var report_list = makeOptionsList(
+        reports,
+        function(item) {
+            var text = item.name;
+
+            if (item.description) {
+                text += ` - ${item.description}`;
+            }
+
+            return text;
+        },
+        function(item) {
+            return item.pk;
+        }
+    );
+
+    // Construct form
+    var html = `
+
+    <form method='post' action='' class='js-modal-form' enctype='multipart/form-data'>
+        <div class='form-group'>
+            <label class='control-label requiredField' for='id_report'>
+            {% trans "Select Label" %}
+            </label>
+            <div class='controls'>
+                <select id='id_report' class='select form-control name='report'>
+                    ${report_list}
+                </select>
+            </div>
+        </div>
+    </form>`;
+
+    openModal({
+        modal: modal,
+    });
+    
+    modalEnable(modal, true);
+    modalSetTitle(modal, '{% trans "Select Test Report Template" %}');
+    modalSetContent(modal, html);
+
+    attachSelect(modal);
+
+    modalSubmit(modal, function() {
+
+        var label = $(modal).find('#id_report');
+
+        var pk = label.val();
+
+        closeModal(modal);
+
+        if (options.success) {
+            options.success(pk);
+        }
+    });
+
+}
+
+
+function printTestReports(items, options={}) {
+    /**
+     * Print test reports for the provided stock item(s)
+     */
+
+    if (items.length == 0) {
+        showAlertDialog(
+            '{% trans "Select Stock Items" %}',
+            '{% trans "Stock item(s) must be selected before printing reports" %}'
+        );
+
+        return;
+    }
+
+    // Request available labels from the server
+    inventreeGet(
+        '{% url "api-stockitem-testreport-list" %}',
+        {
+            enabled: true,
+            items: items,
+        },
+        {
+            success: function(response) {
+                if (response.length == 0) {
+                    showAlertDialog(
+                        '{% trans "No Reports Found" %}',
+                        '{% trans "No report templates found which match selected stock item(s)" %}',
+                    );
+
+                    return;
+                }
+
+                // Select report template to print
+                selectTestReport(
+                    response,
+                    items,
+                    {
+                        success: function(pk) {
+                            var href = `/api/report/test/${pk}/print/?`;
+
+                            items.forEach(function(item) {
+                                href += `items[]=${item}&`;
+                            });
+
+                            window.location.href = href;
+                        }
+                    }
+                );
+            }
+        }
+    );
+}