energylink/public/app/plugins/app/testdata/module.ts

///<reference path="../../../headers/common.d.ts" />

export class ConfigCtrl {
  static template = "";

  appEditCtrl: any;

  /** @ngInject **/
  constructor(private backendSrv) {
    this.appEditCtrl.setPreUpdateHook(this.initDatasource.bind(this));
  }

  initDatasource() {
    return this.backendSrv.get("/api/datasources").then(res => {
      var found = false;
      for (let ds of res) {
        if (ds.type === "grafana-testdata-datasource") {
          found = true;
        }
      }

      if (!found) {
        var dsInstance = {
          name: "Grafana TestData",
          type: "grafana-testdata-datasource",
          access: "direct",
          jsonData: {}
        };

        return this.backendSrv.post("/api/datasources", dsInstance);
      }

      return Promise.resolve();
    });
  }
}