From 72899530cf153b8b08b079057fea67d3d64ca46e Mon Sep 17 00:00:00 2001
From: Oliver Walters <oliver.henry.walters@gmail.com>
Date: Wed, 26 Aug 2020 23:43:19 +1000
Subject: [PATCH] Add helper function to simplify reloading of field options

---
 .../static/script/inventree/modals.js         | 47 +++++++++++++++++++
 InvenTree/stock/templates/stock/location.html | 15 +++++-
 2 files changed, 61 insertions(+), 1 deletion(-)

diff --git a/InvenTree/InvenTree/static/script/inventree/modals.js b/InvenTree/InvenTree/static/script/inventree/modals.js
index a17e148416..e0a24b4e4f 100644
--- a/InvenTree/InvenTree/static/script/inventree/modals.js
+++ b/InvenTree/InvenTree/static/script/inventree/modals.js
@@ -87,6 +87,53 @@ function setFieldOptions(fieldName, optionList, options={}) {
 }
 
 
+function reloadFieldOptions(fieldName, options) {
+    /* Reload the options for a given field,
+     * using an AJAX request.
+     *
+     * Args:
+     * - fieldName: The name of the field
+     * - options: 
+     * -- url: Query url
+     * -- params: Query params
+     * -- value: A function which takes a returned option and returns the 'value' (if not specified, the `pk` field is used)
+     * -- text: A function which takes a returned option and returns the 'text'
+     * -- title: A function which takes a returned option and returns the 'title' (optional!)
+     */
+
+    inventreeGet(options.url, options.params, {
+        success: function(response) {
+            var opts = makeOptionsList(response,
+                function(item) {
+                    return options.text(item);
+                },
+                function(item) {
+                    if (options.value) {
+                        return options.value(item);
+                    } else {
+                        // Fallback is to use the 'pk' field
+                        return item.pk;
+                    }
+                },
+                function(item) {
+                    if (options.title) {
+                        return options.title(item);
+                    } else {
+                        return null;
+                    }
+                }
+            );
+
+            // Update the target field with the new options
+            setFieldOptions(fieldName, opts);
+        },
+        error: function(response) {
+            console.log("Error GETting field options");
+        }
+    });
+}
+
+
 function partialMatcher(params, data) {
     /* Replacement function for the 'matcher' parameter for a select2 dropdown.
 
diff --git a/InvenTree/stock/templates/stock/location.html b/InvenTree/stock/templates/stock/location.html
index d55c8bd397..9ef74f238b 100644
--- a/InvenTree/stock/templates/stock/location.html
+++ b/InvenTree/stock/templates/stock/location.html
@@ -216,7 +216,20 @@
                                 {
                                     field: 'part',
                                     action: function(value) {
-                                        console.log('value: ' + value);
+
+                                        reloadFieldOptions(
+                                            'supplier_part',
+                                            {
+                                                url: "{% url 'api-supplier-part-list' %}",
+                                                params: {
+                                                    part: value,
+                                                    pretty: true,
+                                                },
+                                                text: function(item) {
+                                                    return item.pretty_name;
+                                                }
+                                            }
+                                        )
                                     }
                                 },
                             ],