import { all, put, takeEvery } from "redux-saga/effects";
import { change } from "redux-form";
import {
  ReduxAction,
  ReduxActionErrorTypes,
  ReduxActionTypes,
} from "constants/ReduxActionConstants";
import { GenericApiResponse } from "api/ApiResponses";
import DatasourcesApi, {
  CreateDatasourceConfig,
  Datasource,
} from "api/DatasourcesApi";
import { API_EDITOR_FORM_NAME } from "constants/forms";
import { validateResponse } from "./ErrorSagas";
import AnalyticsUtil from "utils/AnalyticsUtil";

function* fetchDatasourcesSaga() {
  try {
    const response: GenericApiResponse<Datasource[]> = yield DatasourcesApi.fetchDatasources();
    const isValidResponse = yield validateResponse(response);
    if (isValidResponse) {
      yield put({
        type: ReduxActionTypes.FETCH_DATASOURCES_SUCCESS,
        payload: response.data,
      });
    }
  } catch (error) {
    yield put({
      type: ReduxActionErrorTypes.FETCH_DATASOURCES_ERROR,
      payload: { error },
    });
  }
}

function* createDatasourceSaga(
  actionPayload: ReduxAction<CreateDatasourceConfig>,
) {
  try {
    const response: GenericApiResponse<Datasource> = yield DatasourcesApi.createDatasource(
      actionPayload.payload,
    );
    const isValidResponse = yield validateResponse(response);
    if (isValidResponse) {
      AnalyticsUtil.logEvent("SAVE_DATA_SOURCE", {
        dataSourceName: actionPayload.payload.name,
        appName: actionPayload.payload.appName,
      });
      yield put({
        type: ReduxActionTypes.CREATE_DATASOURCE_SUCCESS,
        payload: response.data,
      });
      yield put(
        change(API_EDITOR_FORM_NAME, "datasource.id", response.data.id),
      );
    }
  } catch (error) {
    yield put({
      type: ReduxActionErrorTypes.CREATE_DATASOURCE_ERROR,
      payload: { error },
    });
  }
}

export function* watchDatasourcesSagas() {
  yield all([
    takeEvery(ReduxActionTypes.FETCH_DATASOURCES_INIT, fetchDatasourcesSaga),
    takeEvery(ReduxActionTypes.CREATE_DATASOURCE_INIT, createDatasourceSaga),
  ]);
}