Create GlideRecordHelper.js

Author: shivamvish160

Core ServiceNow APIs/GlideRecord/GlideRecord Query Helper/GlideRecordHelper.js

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+/**
+ * GlideRecordHelper - Simplifies querying records in ServiceNow
+ * Usage:
+ *   var helper = new GlideRecordHelper('incident');
+ *   var records = helper.getRecords({ priority: 1, active: true });
+ *   records.forEach(function(record) {
+ *     gs.info(record.number);
+ *   });
+ */
+
+var GlideRecordHelper = Class.create();
+GlideRecordHelper.prototype = {
+    initialize: function(tableName) {
+        this.tableName = tableName;
+    },
+
+    getRecords: function(queryObj) {
+        var gr = new GlideRecord(this.tableName);
+        gr.addQuery('sys_id', '!=', ''); // basic filter to avoid empty queries
+
+        for (var key in queryObj) {
+            if (queryObj.hasOwnProperty(key)) {
+                gr.addQuery(key, queryObj[key]);
+            }
+        }
+
+        gr.query();
+        var results = [];
+        while (gr.next()) {
+            results.push(gr);
+        }
+        return results;
+    },
+
+    type: 'GlideRecordHelper'
+};