From 8e34ea9a165f200dcedc3710dba2e10655ecdfb9 Mon Sep 17 00:00:00 2001
From: "Jason.Chuah" <jason.chuah@gbgplc.com>
Date: Mon, 3 Jul 2023 18:47:16 +0800
Subject: [PATCH] issue#121: remove `eval` func

---
 src/js/brutusin-json-forms.js | 23 +++++++++++++++++------
 1 file changed, 17 insertions(+), 6 deletions(-)

diff --git a/src/js/brutusin-json-forms.js b/src/js/brutusin-json-forms.js
index d0d28ce..19ca27d 100644
--- a/src/js/brutusin-json-forms.js
+++ b/src/js/brutusin-json-forms.js
@@ -1270,13 +1270,24 @@ if (typeof brutusin === "undefined") {
         }
 
         function getInitialValue(id) {
-            var ret;
-            try {
-                eval("ret = initialValue" + id.substring(1));
-            } catch (e) {
-                ret = null;
+            var fields = id.substring(2).split('.');
+            var initialValueClone = initialValue;
+            for(var i = 0; i < fields.length; i++) {
+                var field = fields[i];
+                if (field != "") {
+                    if (field.substring(field.length - 1) === "]") {
+                        //Get the index from the array in the field
+                        var arrayIndex = parseInt(field.substring(field.lastIndexOf("[") + 1, field.length - 1));
+                        //Substring off the square bracket from the field
+                        field = field.substring(0, field.lastIndexOf("["));
+                        initialValueClone = initialValueClone[field][arrayIndex];
+                    } else {
+                        initialValueClone = initialValueClone[field];
+                    }
+                }
             }
-            return ret;
+
+            return initialValueClone;
         }
 
         function getValue(schema, input) {