// Copyright (C) The Arvados Authors. All rights reserved.
//
// SPDX-License-Identifier: AGPL-3.0

import * as React from 'react';
import { connect } from 'react-redux';
import Typography from '@material-ui/core/Typography';
import { StyleRulesCallback, WithStyles, withStyles } from '@material-ui/core/styles';
import { ArvadosTheme } from '~/common/custom-theme';
import * as classnames from "classnames";
import { Link } from 'react-router-dom';
import { RootState } from "~/store/store";
import { FederationConfig, getNavUrl } from "~/routes/routes";

type CssRules = 'attribute' | 'label' | 'value' | 'lowercaseValue' | 'link';

const styles: StyleRulesCallback<CssRules> = (theme: ArvadosTheme) => ({
    attribute: {
        display: 'flex',
        alignItems: 'flex-start',
        marginBottom: theme.spacing.unit
    },
    label: {
        boxSizing: 'border-box',
        color: theme.palette.grey["500"],
        width: '40%'
    },
    value: {
        boxSizing: 'border-box',
        width: '60%',
        display: 'flex',
        alignItems: 'flex-start'
    },
    lowercaseValue: {
        textTransform: 'lowercase'
    },
    link: {
        width: '60%',
        color: theme.palette.primary.main,
        textDecoration: 'none',
        overflowWrap: 'break-word',
        cursor: 'pointer'
    }
});

interface DetailsAttributeDataProps {
    label: string;
    classLabel?: string;
    value?: React.ReactNode;
    classValue?: string;
    lowercaseValue?: boolean;
    link?: string;
    children?: React.ReactNode;
    onValueClick?: () => void;
    linkToUuid?: string;
}

type DetailsAttributeProps = DetailsAttributeDataProps & WithStyles<CssRules> & FederationConfig;

const mapStateToProps = ({ auth }: RootState): FederationConfig => ({
    localCluster: auth.localCluster,
    remoteHostsConfig: auth.remoteHostsConfig,
    sessions: auth.sessions
});

export const DetailsAttribute = connect(mapStateToProps)(withStyles(styles)(
    ({ label, link, value, children, classes, classLabel,
        classValue, lowercaseValue, onValueClick, linkToUuid,
        localCluster, remoteHostsConfig, sessions }: DetailsAttributeProps) => {
        let insertLink: React.ReactNode;
        if (linkToUuid) {
            const linkUrl = getNavUrl(linkToUuid || "", { localCluster, remoteHostsConfig, sessions });
            if (linkUrl[0] === '/') {
                insertLink = <Link to={linkUrl} className={classes.link}>{value}</Link>;
            } else {
                insertLink = <a href={linkUrl} className={classes.link} target='_blank'>{value}</a>;
            }
        } else if (link) {
            insertLink = <a href={link} className={classes.link} target='_blank'>{value}</a>;
        }
        return <Typography component="div" className={classes.attribute}>
            <Typography component="span" className={classnames([classes.label, classLabel])}>{label}</Typography>
            {insertLink}
            {!insertLink && <Typography
                onClick={onValueClick}
                component="span"
                className={classnames([classes.value, classValue, { [classes.lowercaseValue]: lowercaseValue }])}>
                {value}
                {children}
            </Typography>
            }
        </Typography>;
    }
));
