Specific case for school_ability and mastery_ability on drop

2021-01-02 14:09:34 +01:00
parent 331872e84f
commit 5afb766ee2
2 changed files with 15 additions and 6 deletions
--- a/system/scripts/helpers.js
+++ b/system/scripts/helpers.js
@@ -55,7 +55,11 @@ export class HelpersL5r5e {
     * Return the target object on a drag n drop event, or null if not found
     */
    static async getDragnDropTargetObject(event) {
-        const data = JSON.parse(event.dataTransfer.getData("text/plain"));
+        const json = event.dataTransfer.getData("text/plain");
+        if (!json) {
+            return null;
+        }
+        const data = JSON.parse(json);
        return await HelpersL5r5e.getObjectGameOrPack(data.id, data.type, data.pack);
    }