about summary refs log tree commit diff
path: root/app/javascript/flavours/glitch/features/compose/components/character_counter.js
blob: 0ecfc9141d8f641e25197f42d431c516b70377b8 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
import React from 'react';
import PropTypes from 'prop-types';
import { length } from 'stringz';

export default class CharacterCounter extends React.PureComponent {

  static propTypes = {
    text: PropTypes.string.isRequired,
    max: PropTypes.number.isRequired,
  };

  checkRemainingText (diff) {
    if (diff < 0) {
      return <span className='character-counter character-counter--over'>{diff}</span>;
    }

    return <span className='character-counter'>{diff}</span>;
  }

  render () {
    const diff = this.props.max - length(this.props.text);
    return this.checkRemainingText(diff);
  }

}