From eee96f01e29ddb8b95e9429c4e584fe6e7e7faec Mon Sep 17 00:00:00 2001
From: Eug-VS <eug-vs@keemail.me>
Date: Sat, 8 Feb 2020 15:31:14 +0300
Subject: feat: implement initial markdown component

---
 src/lib/Markdown/Markdown.tsx | 57 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 57 insertions(+)
 create mode 100644 src/lib/Markdown/Markdown.tsx

(limited to 'src/lib/Markdown/Markdown.tsx')

diff --git a/src/lib/Markdown/Markdown.tsx b/src/lib/Markdown/Markdown.tsx
new file mode 100644
index 0000000..a3ffc38
--- /dev/null
+++ b/src/lib/Markdown/Markdown.tsx
@@ -0,0 +1,57 @@
+import React from 'react';
+
+import ContentSection from '../ContentSection/ContentSection';
+
+
+interface PropTypes {
+  data: string;
+}
+
+interface RawLinesPropType {
+  rawLines: string[];
+  level?: number;
+}
+
+const header = (level: number): string => {
+  return `^#{${level}} .*$`;
+};
+
+const Content: React.FC<RawLinesPropType> = ({ rawLines }) => {
+  const plainText = rawLines.join();
+  return <p> {plainText} </p>;
+}
+
+const Level: React.FC<RawLinesPropType> = ({ rawLines, level = 0 }) => {
+  const name = rawLines[0].slice(level);
+  const contentSize = rawLines.findIndex(line => line.match(header(level + 1)));
+
+  const rawContent = (contentSize > 0) ? rawLines.slice(1, contentSize) : rawLines.slice(1);
+  const rawChildren = rawLines.slice(contentSize);
+
+  const childrenLineGroups = rawChildren.reduce((acc: any[], cur: string) => {
+    if (cur.match(header(level + 1))) acc.push([]);
+    if (acc.length) acc[acc.length - 1].push(cur);
+    return acc;
+  }, []);
+  const children = childrenLineGroups.map(lineGroup => <Level rawLines={lineGroup} level={level + 1}/>)
+
+  return level ? (
+    <ContentSection sectionName={name}>
+      <Content rawLines={rawContent} />
+      {children}
+    </ContentSection>
+  ) : (
+    <>
+      {children}
+    </>
+  );
+}
+
+const Markdown: React.FC<PropTypes> = ({ data }) => {
+  const rawLines = data.split('\n');
+  return <Level rawLines={rawLines} />
+};
+
+
+export default Markdown;
+
-- 
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