influx: support retention policy for long-term stored data

src/datasource-zabbix/config.controller.js

@@ -31,6 +31,7 @@ export class ZabbixDSConfigController {
     this.dbDataSources = this.getSupportedDBDataSources();
     this.zabbixVersions = _.cloneDeep(zabbixVersions);
     this.autoDetectZabbixVersion();
+    console.log(this.dbDataSources);
   }
 
   getSupportedDBDataSources() {
@@ -40,6 +41,12 @@ export class ZabbixDSConfigController {
     });
   }
 
+  getCurrentDatasourceType() {
+    const dsId = this.current.jsonData.dbConnectionDatasourceId;
+    const currentDs = _.find(this.dbDataSources, { 'id': dsId });
+    return currentDs ? currentDs.type : null;
+  }
+
   autoDetectZabbixVersion() {
     if (!this.current.id) {
       return;