mue/src/features/navbar/components/Maximise.jsx

import variables from 'config/variables';
import { PureComponent } from 'react';

import { MdCropFree } from 'react-icons/md';

import { Tooltip } from 'components/Elements';
class Maximise extends PureComponent {
  constructor() {
    super();
    this.state = {
      hidden: false,
    };
  }

  setAttribute(blur, brightness, filter) {
    // don't attempt to modify the background if it isn't an image
    const backgroundType = localStorage.getItem('backgroundType');
    if (
      backgroundType === 'colour' ||
      backgroundType === 'random_colour' ||
      backgroundType === 'random_gradient'
    ) {
      return;
    }

    const element = document.getElementById('backgroundImage');

    let backgroundFilter;
    if (filter === true) {
      const filterData = localStorage.getItem('backgroundFilter');
      if (filterData !== 'none') {
        backgroundFilter = filterData;
      }
    }

    element.setAttribute(
      'style',
      `background-image: url(${element.style.backgroundImage
        .replace('url("', '')
        .replace('")', '')}); -webkit-filter: blur(${blur}px) brightness(${brightness}%) ${
        backgroundFilter
          ? backgroundFilter + '(' + localStorage.getItem('backgroundFilterAmount') + '%)'
          : ''
      };`,
    );
  }

  maximise = () => {
    // hide widgets
    const widgets = document.getElementById('widgets');
    this.state.hidden === false
      ? (widgets.style.display = 'none')
      : (widgets.style.display = 'flex');

    if (this.state.hidden === false) {
      this.setState({
        hidden: true,
      });

      this.setAttribute(0, 100);
      variables.stats.postEvent('feature', 'Background maximise');
    } else {
      this.setState({
        hidden: false,
      });

      this.setAttribute(localStorage.getItem('blur'), localStorage.getItem('brightness'), true);
      variables.stats.postEvent('feature', 'Background unmaximise');
    }
  };

  render() {
    return (
      <Tooltip
        title={variables.getMessage('modals.main.settings.sections.background.buttons.view')}
      >
        <button
          className="navbarButton"
          style={{ fontSize: this.props.fontSize }}
          onClick={this.maximise}
          aria-label={variables.getMessage('modals.main.settings.sections.background.buttons.view')}
        >
          <MdCropFree className="topicons" />
        </button>
      </Tooltip>
    );
  }
}

export { Maximise as default, Maximise };