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import React from 'react';
import CodeBlock from './CodeBlock';
import Paragraph from './Paragraph';
import InlineSyntax from './InlineSyntax';
import { ParserPropTypes } from './types';
const denotesCodeBlock = (line: string): boolean => {
return line.match(/^```.*$/) !== null;
}
const denotesDottedList = (line: string): boolean => {
return line.match(/^ ?- .*$/) !== null;
}
const denotesOpenHtmlTag = (line: string): string => {
const regex = /<([^/\s]*)[^<]*[^/]>/g;
const match = regex.exec(line);
return match ? match[1] : '';
}
const denotesClosingHtmlTag = (line: string, tag: string): boolean => {
const regex = new RegExp(`</${tag}[^<]*>`);
return line.match(regex) !== null;
}
const Content: React.FC<ParserPropTypes> = ({ rawLines }) => {
if (!rawLines.length) return null;
const line = rawLines.splice(0, 1)[0];
let buffer;
if (denotesCodeBlock(line)) {
const closeIndex = rawLines.findIndex(line => denotesCodeBlock(line));
const codeBlockLines = rawLines.splice(0, closeIndex + 1).slice(0, closeIndex);
buffer = <CodeBlock rawLines={codeBlockLines} />
} else if (denotesDottedList(line)) {
const closeIndex = rawLines.findIndex(line => !denotesDottedList(line));
const dottedListLines = rawLines.splice(0, closeIndex).slice(0, closeIndex);
dottedListLines.unshift(line);
buffer = <ul>{dottedListLines.map(li => <li><InlineSyntax line={li} /></li>)}</ul>;
} else if (denotesOpenHtmlTag(line)) {
const tag = denotesOpenHtmlTag(line);
const closeIndex = rawLines.findIndex(line => denotesClosingHtmlTag(line, tag));
const htmlLines = rawLines.splice(0, closeIndex + 1).slice(0, closeIndex);
htmlLines.unshift(line);
buffer = <div dangerouslySetInnerHTML={{ __html: htmlLines.join('\n') }}></div>;
} else {
buffer = <Paragraph line={line} />
}
return (
<>
{ buffer }
<Content rawLines={rawLines} />
</>
);
}
export default Content;
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