From 5aa11063a0a3fbfcf95a923434a2f4cce9b14176 Mon Sep 17 00:00:00 2001
From: Oliver Walters <oliver.henry.walters@gmail.com>
Date: Wed, 26 Aug 2020 23:13:32 +1000
Subject: [PATCH] Add function to update the 'options' for a given field in a
 modal

---
 .../static/script/inventree/modals.js         | 35 +++++++++++++++++++
 1 file changed, 35 insertions(+)

diff --git a/InvenTree/InvenTree/static/script/inventree/modals.js b/InvenTree/InvenTree/static/script/inventree/modals.js
index a455e8f9d3..a17e148416 100644
--- a/InvenTree/InvenTree/static/script/inventree/modals.js
+++ b/InvenTree/InvenTree/static/script/inventree/modals.js
@@ -52,6 +52,41 @@ function makeOptionsList(elements, textFunc, valueFunc, titleFunc) {
 }
 
 
+function setFieldOptions(fieldName, optionList, options={}) {
+    /* Set the options for a <select> field.
+     *
+     * Args:
+     * - fieldName: The name of the target field
+     * - Options: List of formatted <option> strings
+     * - append: If true, options will be appended, otherwise will replace existing options.
+     */
+
+    
+    var append = options.append || false;
+    
+    var modal = options.modal || '#modal-form';
+
+    var field = getFieldByName(modal, fieldName);
+
+    var addEmptyOption = options.addEmptyOption || true;
+
+    // If not appending, clear out the field... 
+    if (!append) {
+        field.find('option').remove();
+    }
+
+    if (addEmptyOption) {
+        // Add an 'empty' option at the top of the list
+        field.append(makeOption('---------', '', '---------'));
+    }
+
+    optionList.forEach(function(option) {
+        field.append(option);
+    });
+
+}
+
+
 function partialMatcher(params, data) {
     /* Replacement function for the 'matcher' parameter for a select2 dropdown.