RVRNEXT-11 add event for transactions

public/static/js/communities/transaction.js

@@ -0,0 +1,30 @@
+(function () {
+    const element = document.getElementById('transactionForm').elements['event_id'];
+    const select = new TomSelect(element, {
+        valueField: 'value',
+        labelField: 'label',
+        searchField: 'label',
+        loadThrottle: 300,
+        load: function (query, callback) {
+            var self = this;
+            RVR.httpRequest('GET', searchEventUrl.replace('QUERY', encodeURIComponent(query)), function () {
+                self.clearOptions();
+                callback(this.response.results);
+            });
+        },
+    });
+
+    select.on('change', function (value) {
+        this.clearOptions();
+    });
+
+    select.on('blur', function (value) {
+        this.clearOptions();
+    });
+
+    select.on('type', function (value) {
+        if (value === '') {
+            this.clearOptions();
+        }
+    });
+})();