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optimized scrolls

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This commit is contained in:
Fedor Katurov 2019-10-23 10:42:25 +07:00
parent 948817e8fc
commit f169de370a
12 changed files with 110 additions and 98 deletions
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7
src/components/containers/PageCover/index.tsx
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@ -1,4 +1,4 @@
import React, { FC } from 'react';
import React, { FC, memo } from 'react';
import * as styles from './styles.scss';
import { createPortal } from 'react-dom';
import { selectNode } from '~/redux/node/selectors';
@ -10,7 +10,7 @@ const mapStateToProps = state => pick(['current_cover_image'], selectNode(state)
type IProps = ReturnType<typeof mapStateToProps> & {};
const PageCoverUnconnected: FC<IProps> = ({ current_cover_image }) =>
const PageCoverUnconnected: FC<IProps> = memo(({ current_cover_image }) =>
current_cover_image
? createPortal(
<div
@ -19,7 +19,8 @@ const PageCoverUnconnected: FC<IProps> = ({ current_cover_image }) =>
/>,
document.body
)
: null;
: null
);
const PageCover = connect(mapStateToProps)(PageCoverUnconnected);
export { PageCover };