All files / app/ui/toggle Toggle.tsx

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import { Component, ReactNode } from 'react';
 
export interface ToggleProps {
    openByDefault?: boolean;
    children(props: any): ReactNode;
}
 
export interface ToggleState {
    isOpen: boolean;
}
 
export default class Toggle extends Component<ToggleProps, ToggleState> {
    constructor(props: ToggleProps) {
        super(props);
 
        this.state = { isOpen: !!props.openByDefault };
    }
 
    render(): ReactNode {
        const { children } = this.props;
        const { isOpen } = this.state;
 
        return children({
            isOpen,
            toggle: this.toggle,
        });
    }
 
    private toggle: (event: Event) => void = event => {
        const { isOpen } = this.state;
 
        event.preventDefault();
 
        this.setState({ isOpen: !isOpen });
    };
}