Print multiple build reports

InvenTree/build/templates/build/index.html

@@ -22,11 +22,24 @@ InvenTree | {% trans "Build Orders" %}
     
     <div id='button-toolbar'>
         <div class='button-toolbar container-fluid' style='float: right;'>
+            <div class='btn-group'>
                 {% if roles.build.add %}
                 <button type='button' class="btn btn-success" id='new-build'>
                     <span class='fas fa-tools'></span> {% trans "New Build Order" %}
                 </button>
                 {% endif %}
+                <div class='btn-group'>
+                    <!-- Print actions -->
+                    <button id='build-print-options' class='btn btn-primary dropdown-toggle' data-toggle='dropdown'>
+                        <span class='fas fa-print'></span> <span class='caret'></span>
+                    </button>
+                    <ul class='dropdown-menu'>
+                        <li><a href='#' id='multi-build-print' title='{% trans "Print Build Orders" %}'>
+                            <span class='fas fa-file-pdf'></span> {% trans "Print Build Orders" %}
+                        </a></li>
+                    </ul>
+                </div>
+                <!-- Buttons to switch between list and calendar views -->
                 <button class='btn btn-default' type='button' id='view-calendar' title='{% trans "Display calendar view" %}'>
                     <span class='fas fa-calendar-alt'></span>
                 </button>
@@ -39,6 +52,7 @@ InvenTree | {% trans "Build Orders" %}
             </div>
         </div>
     </div>
+</div>
 
 <table class='table table-striped table-condensed' id='build-table' data-toolbar='#button-toolbar'>
 </table>
@@ -170,4 +184,16 @@ $("#view-list").click(function() {
     },
 });
 
+$('#multi-build-print').click(function() {
+    var rows = $("#build-table").bootstrapTable('getSelections');
+
+    var build_ids = [];
+
+    rows.forEach(function(row) {
+        build_ids.push(row.pk);
+    });
+
+    printBuildReports(build_ids);
+});
+
 {% endblock %}

InvenTree/templates/js/build.js

@@ -637,6 +637,12 @@ function loadBuildTable(table, options) {
                 visible: false,
                 switchable: false,
             },
+            {
+                checkbox: true,
+                title: '{% trans "Select" %}',
+                searchable: false,
+                switchable: false,
+            },
             {
                 field: 'reference',
                 title: '{% trans "Build" %}',
@@ -717,6 +723,13 @@ function loadBuildTable(table, options) {
             },
         ],
     });
+
+    linkButtonsToSelection(
+        table,
+        [
+            '#build-print-options',
+        ]
+    );
 }