/**
 * A collection of popular layouts and patterns made with CSS (https://csslayout.io)
 * (c) 2019 - 2020 Nguyen Huu Phuoc <https://twitter.com/nghuuphuoc>
 */

import React, { useState } from 'react';
import { Helmet } from 'react-helmet';

import DetailsLayout from '../../layouts/DetailsLayout';
import BrowserFrame from '../../placeholders/BrowserFrame';

interface DotProps {
    index: number;
}

const Details: React.FC<{}> = () => {
    const [activeItem, setActiveItem] = useState(0);

    const Dot: React.FC<DotProps> = ({ index }) => {
        const isActive = index === activeItem;
        const click = () => setActiveItem(index);
        return (
            <li
                style={{
                    backgroundColor: isActive ? 'rgba(0, 0, 0, 0.3)' : '',
                    border: isActive ? 'none' : '1px solid rgba(0, 0, 0, 0.3)',
                    borderRadius: '9999px',
                    cursor: 'pointer',
                    height: '12px',
                    margin: '0 4px',
                    width: '12px',
                }}
                onClick={click}
            />
        );
    };

    return (
        <DetailsLayout title="Dot navigation">
            <Helmet>
                <meta name="description" content="Create dot navigation with CSS flexbox" />
                <meta name="keywords" content="css dot navigation, css flexbox" />
            </Helmet>
            <div style={{ padding: '64px 32px' }}>
                <BrowserFrame
                    content={(
                        <div
                            style={{
                                alignItems: 'center',
                                display: 'flex',
                                flexDirection: 'column',
                                height: '100%',
                                justifyContent: 'center',
                                padding: '8px',
                            }}
                        >
                            <ul
                                style={{
                                    alignItems: 'center',
                                    display: 'flex',
                                    justifyContent: 'center',
                                    listStyleType: 'none',
                                    margin: 0,
                                    padding: 0,
                                }}
                            >
                                <Dot index={0} />
                                <Dot index={1} />
                                <Dot index={2} />
                                <Dot index={3} />
                            </ul>
                        </div>
                    )}
                    source={`
<ul style="
    /* Center the content */
    align-items: center;
    display: flex;
    justify-content: center;

    /* Reset styles */
    list-style-type: none;
    margin: 0;
    padding: 0;
">
    <li style="
        /* Rounded border */
        border-radius: 9999px;
        height: 12px;
        width: 12px;

        /* Active dot */
        background-color: rgba(0, 0, 0, .3);

        /* Inactive dot */
        background-color: transparent;
        border: 1px solid rgba(0, 0, 0, .3);

        /* OPTIONAL: Spacing between dots */
        margin: 0 4px;
    " />
</div>
`}
                />
            </div>
        </DetailsLayout>
    );
};

export default Details;