import { effects } from "redux-saga";
import {
  isSendingCShiftRequest,
  setCShiftRequestError,
  setCShiftRequestErrors,
  setCShiftRequestSuccess,
  clearCShiftRequestError,
  clearCShiftRequestSuccess,
  setFormEmployeeUUID,
  setFormPriceUUID,
  setFormShiftDates,
  setFormShiftDuration,
  setFormShiftNote,
  setFormShiftStartTime,
  setCShiftUUID
} from "../actions/cShift/reducer.actions";
import {
  createCShifts,
  getCShifts,
  getCShift,
  editCShift
} from "../api/cShift.api";

function* createCShiftsCall(postBodies) {
  yield effects.put(isSendingCShiftRequest(true));
  try {
    if (postBodies.length > 0) {
      return yield effects.call(createCShifts, postBodies);
    } else {
      yield effects.put(
        setCShiftRequestError({
          response: { data: { dates: ["No dates selected."] } }
        })
      );
      return false;
    }
  } catch (exception) {
    yield effects.put(setCShiftRequestError(exception));
    return false;
  } finally {
    yield effects.put(isSendingCShiftRequest(false));
  }
}

function* getCShiftsCall(params) {
  yield effects.put(isSendingCShiftRequest(true));
  try {
    return yield effects.call(getCShifts, params);
  } catch (exception) {
    yield effects.put(setCShiftRequestError(exception));
    return false;
  } finally {
    yield effects.put(isSendingCShiftRequest(false));
  }
}

function* getCShiftCall({ uuid, params }) {
  yield effects.put(isSendingCShiftRequest(true));
  try {
    return yield effects.call(getCShift, uuid, params);
  } catch (exception) {
    yield effects.put(setCShiftRequestError(exception));
    return false;
  } finally {
    yield effects.put(isSendingCShiftRequest(false));
  }
}

function* editCShiftCall(payload) {
  yield effects.put(isSendingCShiftRequest(true));
  try {
    const edit = yield effects.call(editCShift, payload.uuid, payload);
    yield effects.put(setCShiftUUID(true));
    return edit;
  } catch (exception) {
    yield effects.put(setCShiftRequestError(exception));
    return false;
  } finally {
    yield effects.put(isSendingCShiftRequest(false));
  }
}

export function* createCShiftsFlow(request) {
  yield effects.put(clearCShiftRequestSuccess());
  yield effects.put(clearCShiftRequestError());
  const arrResponses = yield effects.call(createCShiftsCall, request.data);
  if (arrResponses) {
    const errorResps = arrResponses.filter(resp => !!resp.error);
    if (errorResps.length > 0) {
      yield effects.put(setCShiftRequestErrors(errorResps));
    }
    const succResps = arrResponses.filter(resp => !resp.error);
    if (succResps.length > 0) {
      yield effects.put(setCShiftRequestSuccess(succResps));
      yield effects.put(setFormEmployeeUUID(""));
      yield effects.put(setFormPriceUUID(""));
      yield effects.put(setFormShiftStartTime(null));
      yield effects.put(setFormShiftDuration(""));
      yield effects.put(setFormShiftNote(""));
      yield effects.put(setFormShiftDates({}));
    }
  }
}

export function* getCShiftsFlow(request) {
  yield effects.put(clearCShiftRequestSuccess());
  yield effects.put(clearCShiftRequestError());
  const isSuccessful = yield effects.call(getCShiftsCall, request.data);
  if (isSuccessful) {
    yield effects.put(setCShiftRequestSuccess(isSuccessful));
  }
}

export function* getCShiftFlow(request) {
  yield effects.put(clearCShiftRequestSuccess());
  yield effects.put(clearCShiftRequestError());
  const wasSuccessful = yield effects.call(getCShiftCall, request.data);
  if (wasSuccessful) {
    yield effects.put(setCShiftRequestSuccess(wasSuccessful));
  }
}

export function* editCShiftFlow(request) {
  yield effects.put(clearCShiftRequestError());
  const wasSuccessful = yield effects.call(editCShiftCall, request.data);
  if (wasSuccessful) {
    yield effects.put(setCShiftRequestSuccess(wasSuccessful));
  }
}