import { getOperationName } from '@apollo/client/utilities';
import { useRecoilState, useRecoilValue } from 'recoil';
import { v4 } from 'uuid';

import { currentUserState } from '@/auth/states/currentUserState';
import { GET_COMPANIES } from '@/companies/graphql/queries/getCompanies';
import { GET_PEOPLE } from '@/people/graphql/queries/getPeople';
import { useRightDrawer } from '@/ui/right-drawer/hooks/useRightDrawer';
import { RightDrawerHotkeyScope } from '@/ui/right-drawer/types/RightDrawerHotkeyScope';
import { RightDrawerPages } from '@/ui/right-drawer/types/RightDrawerPages';
import { useSetHotkeyScope } from '@/ui/utilities/hotkey/hooks/useSetHotkeyScope';
import { ActivityType, useCreateActivityMutation } from '~/generated/graphql';

import { GET_ACTIVITIES } from '../graphql/queries/getActivities';
import { GET_ACTIVITIES_BY_TARGETS } from '../graphql/queries/getActivitiesByTarget';
import { GET_ACTIVITY } from '../graphql/queries/getActivity';
import { activityTargetableEntityArrayState } from '../states/activityTargetableEntityArrayState';
import { viewableActivityIdState } from '../states/viewableActivityIdState';
import { ActivityTargetableEntity } from '../types/ActivityTargetableEntity';
import { getRelationData } from '../utils/getRelationData';

export function useOpenCreateActivityDrawer() {
  const { openRightDrawer } = useRightDrawer();
  const [createActivityMutation] = useCreateActivityMutation();
  const currentUser = useRecoilValue(currentUserState);
  const setHotkeyScope = useSetHotkeyScope();

  const [, setActivityTargetableEntityArray] = useRecoilState(
    activityTargetableEntityArrayState,
  );
  const [, setViewableActivityId] = useRecoilState(viewableActivityIdState);

  return function openCreateActivityDrawer({
    type,
    targetableEntities,
    assigneeId,
  }: {
    type: ActivityType;
    targetableEntities?: ActivityTargetableEntity[];
    assigneeId?: string;
  }) {
    const now = new Date().toISOString();

    return createActivityMutation({
      variables: {
        data: {
          id: v4(),
          createdAt: now,
          updatedAt: now,
          author: { connect: { id: currentUser?.id ?? '' } },
          assignee: { connect: { id: assigneeId ?? currentUser?.id ?? '' } },
          type: type,
          activityTargets: {
            createMany: {
              data: targetableEntities
                ? getRelationData(targetableEntities)
                : [],
              skipDuplicates: true,
            },
          },
        },
      },
      refetchQueries: [
        getOperationName(GET_COMPANIES) ?? '',
        getOperationName(GET_PEOPLE) ?? '',
        getOperationName(GET_ACTIVITY) ?? '',
        getOperationName(GET_ACTIVITIES_BY_TARGETS) ?? '',
        getOperationName(GET_ACTIVITIES) ?? '',
      ],
      onCompleted(data) {
        setHotkeyScope(RightDrawerHotkeyScope.RightDrawer, { goto: false });
        setViewableActivityId(data.createOneActivity.id);
        setActivityTargetableEntityArray(targetableEntities ?? []);
        openRightDrawer(RightDrawerPages.CreateActivity);
      },
    });
  };
}