import * as _ from 'lodash';
import * as React from 'react';
import { Source } from 'ts/types';
import { colors } from 'ts/utils/colors';

interface SourceLinkProps {
    source: Source;
    baseUrl: string;
    version: string;
    subPackageName: string;
}

const packagesWithNamespace = ['connect'];

export function SourceLink(props: SourceLinkProps) {
    const src = props.source;
    const url = props.baseUrl;
    const pkg = props.subPackageName;
    let tagPrefix = pkg;
    if (_.includes(packagesWithNamespace, pkg)) {
        tagPrefix = `@0xproject/${pkg}`;
    }
    const sourceCodeUrl = `${url}/blob/${tagPrefix}%40${props.version}/packages/${pkg}/${src.fileName}#L${src.line}`;
    return (
        <div className="pt2" style={{ fontSize: 14 }}>
            <a href={sourceCodeUrl} target="_blank" className="underline" style={{ color: colors.grey }}>
                Source
            </a>
        </div>
    );
}