outline/app/scenes/Search/components/RecentSearches.tsx

import { observer } from "mobx-react";
import { CloseIcon } from "outline-icons";
import * as React from "react";
import { useTranslation } from "react-i18next";
import { Link } from "react-router-dom";
import styled from "styled-components";
import Fade from "~/components/Fade";
import NudeButton from "~/components/NudeButton";
import Tooltip from "~/components/Tooltip";
import useStores from "~/hooks/useStores";
import { hover } from "~/styles";
import { searchUrl } from "~/utils/routeHelpers";

function RecentSearches() {
  const { searches } = useStores();
  const { t } = useTranslation();
  const [isPreloaded] = React.useState(searches.recent.length > 0);

  React.useEffect(() => {
    searches.fetchPage({});
  }, [searches]);

  const content = searches.recent.length ? (
    <>
      <Heading>{t("Recent searches")}</Heading>
      <List>
        {searches.recent.map((searchQuery) => (
          <ListItem key={searchQuery.id}>
            <RecentSearch to={searchUrl(searchQuery.query)}>
              {searchQuery.query}
              <Tooltip tooltip={t("Remove search")} delay={150}>
                <RemoveButton
                  onClick={(ev) => {
                    ev.preventDefault();
                    searchQuery.delete();
                  }}
                >
                  <CloseIcon color="currentColor" />
                </RemoveButton>
              </Tooltip>
            </RecentSearch>
          </ListItem>
        ))}
      </List>
    </>
  ) : null;

  return isPreloaded ? content : <Fade>{content}</Fade>;
}

const Heading = styled.h2`
  font-weight: 500;
  font-size: 14px;
  line-height: 1.5;
  color: ${(props) => props.theme.textSecondary};
  margin-bottom: 0;
`;

const List = styled.ol`
  padding: 0;
  margin-top: 8px;
`;

const ListItem = styled.li`
  font-size: 14px;
  padding: 0;
  list-style: none;
  position: relative;

  &:before {
    content: "·";
    color: ${(props) => props.theme.textTertiary};
    position: absolute;
    left: -8px;
  }
`;

const RemoveButton = styled(NudeButton)`
  opacity: 0;
  color: ${(props) => props.theme.textTertiary};

  &:hover {
    color: ${(props) => props.theme.text};
  }
`;

const RecentSearch = styled(Link)`
  display: flex;
  justify-content: space-between;
  color: ${(props) => props.theme.textSecondary};
  padding: 1px 4px;
  border-radius: 4px;

  &: ${hover} {
    color: ${(props) => props.theme.text};
    background: ${(props) => props.theme.secondaryBackground};

    ${RemoveButton} {
      opacity: 1;
    }
  }
`;

export default observer(RecentSearches);