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>
	);
}