Add GitHub components for Repos, Issues, PullRequests

src/web/src/components/Posts/GitHubInfo.tsx

@@ -0,0 +1,108 @@
+import { createStyles, makeStyles, Theme, ListSubheader } from '@material-ui/core';
+import Repos from './Repos';
+import Issues from './Issues';
+import PullRequests from './PullRequests';
+
+const useStyles = makeStyles((theme: Theme) =>
+  createStyles({
+    root: {
+      padding: '0',
+      display: 'flex',
+      borderLeft: '1.5px solid #999999',
+      flexDirection: 'column',
+      [theme.breakpoints.up('lg')]: {
+        width: '21rem',
+      },
+      color: theme.palette.text.secondary,
+    },
+    GitHubInfoContainer: {
+      margin: '2rem 0 0 1rem',
+    },
+  })
+);
+
+type Props = {
+  ghUrls: string[];
+};
+
+const filterGitHubUrls = (urls: string[]) => {
+  const issues: Set<string> = new Set();
+  const pullRequests: Set<string> = new Set();
+  const repos: Set<string> = new Set();
+  const commits: Set<string> = new Set();
+
+  const ghUrls = urls.map((url) => parseGitHubUrl(url)).filter((url) => url !== null) as URL[];
+
+  for (const url of ghUrls) {
+    const { pathname } = url;
+
+    // Match urls that start with /<user>/<repo>, and optionally end with /<anything-in-between>/<type>/<id>
+    // Ex: /Seneca-CDOT/telescope/pull/2367 ✅
+    // Ex: /Seneca-CDOT/telescope ✅
+    // Ex: /Seneca-CDOT/telescope/pull/2367/commits/d3fag ✅
+    // Ex: /Seneca-CDOT/telescope/issues ✅
+    const matches = /^\/(?<user>[^\/]+)\/(?<repo>[^\/]+)((\/(.*))?\/(?<type>[^\/]+)\/(?<id>(\d+))\/?$)?/i.exec(
+      pathname
+    );
+    if (matches?.groups === undefined) {
+      continue;
+    }
+    const { type, user, repo } = matches.groups;
+
+    const repoUrl = `${user}/${repo}`;
+    repos.add(repoUrl);
+    switch (type?.toLowerCase()) {
+      case 'pull':
+        pullRequests.add(pathname);
+        break;
+
+      case 'issues':
+        issues.add(pathname);
+        break;
+
+      case 'commit':
+      case 'commits':
+        commits.add(pathname);
+        break;
+
+      default:
+        break;
+    }
+  }
+
+  return {
+    repos: Array.from(repos),
+    issues: Array.from(issues),
+    pullRequests: Array.from(pullRequests),
+    commits: Array.from(commits),
+  };
+};
+
+const parseGitHubUrl = (url: string): URL | null => {
+  try {
+    const ghUrl = new URL(url);
+    if (ghUrl.hostname !== 'github.com') {
+      return null;
+    }
+    return ghUrl;
+  } catch (err) {
+    return null;
+  }
+};
+
+const GitHubInfo = ({ ghUrls }: Props) => {
+  const classes = useStyles();
+  const { repos, issues, pullRequests } = filterGitHubUrls(ghUrls);
+
+  return (
+    <ListSubheader className={classes.root}>
+      <div className={classes.GitHubInfoContainer}>
+        {repos.length > 0 && <Repos repoUrls={repos} />}
+        {issues.length > 0 && <Issues issueUrls={issues} />}
+        {pullRequests.length > 0 && <PullRequests prUrls={pullRequests} />}
+      </div>
+    </ListSubheader>
+  );
+};
+
+export default GitHubInfo;

src/web/src/components/Posts/Issues.tsx

@@ -0,0 +1,71 @@
+import { VscIssues } from 'react-icons/vsc';
+import { createStyles, makeStyles, Theme } from '@material-ui/core';
+
+const useStyles = makeStyles((theme: Theme) =>
+  createStyles({
+    link: {
+      textDecoration: 'none',
+      color: theme.palette.text.primary,
+      '&:hover': {
+        textDecorationLine: 'underline',
+      },
+    },
+    GitHubInfo: {
+      lineHeight: '2rem',
+      fontSize: '1.2rem',
+    },
+    GitHubLinkTitle: {
+      fontSize: '1.4rem',
+      margin: 0,
+      paddingTop: '1rem',
+    },
+    icon: {
+      fontSize: '2rem',
+      marginRight: '1rem',
+      verticalAlign: 'text-bottom',
+    },
+    issues: {
+      display: 'flex',
+      margin: 0,
+    },
+    issue: {
+      marginRight: '2rem',
+    },
+  })
+);
+
+const getIssueNumber = (issue: string) => issue.replace(/.+\/issues\/([0-9]+).*/, '$1');
+
+type Props = {
+  issueUrls: string[];
+};
+
+const Issues = ({ issueUrls }: Props) => {
+  const classes = useStyles();
+
+  return (
+    <div className={classes.GitHubInfo}>
+      <h2 className={classes.GitHubLinkTitle}>
+        <VscIssues className={classes.icon}></VscIssues>
+        {issueUrls.length === 1 ? 'Issue' : 'Issues'}
+      </h2>
+      <p className={classes.issues}>
+        {issueUrls.map((issue) => (
+          <p key={issue} className={classes.issue}>
+            <a
+              href={`https://github.com${issue}`}
+              rel="bookmark"
+              target="_blank"
+              title={'Issue #' + getIssueNumber(issue)}
+              className={classes.link}
+            >
+              #{getIssueNumber(issue)}
+            </a>
+          </p>
+        ))}
+      </p>
+    </div>
+  );
+};
+
+export default Issues;

src/web/src/components/Posts/Post.tsx

@@ -1,4 +1,4 @@
-import { useRef, useState } from 'react';
+import { useRef, useState, useMemo } from 'react';
 import useSWR from 'swr';
 import { makeStyles, Theme, useTheme } from '@material-ui/core/styles';
 import {
@@ -15,6 +15,7 @@ import AdminButtons from '../AdminButtons';
 import Spinner from '../Spinner';
 import PostDesktopInfo from './PostInfo';
 import PostAvatar from './PostAvatar';
+import GitHubInfo from './GitHubInfo';
 
 type Props = {
   postUrl: string;
@@ -243,6 +244,11 @@ const PostComponent = ({ postUrl }: Props) => {
   // Grab the post data from our backend so we can render it
   const { data: post, error } = useSWR<Post>(postUrl);
   const [expandHeader, setExpandHeader] = useState(false);
+  // Extract all the github urls from the post
+  const extractedGitHubUrls: string[] = useMemo(
+    () => (post?.html ? extractGitHubUrlsFromPost(post.html) : []),
+    [post?.html]
+  );
 
   if (error) {
     console.error(`Error loading post at ${postUrl}`, error);
@@ -331,6 +337,7 @@ const PostComponent = ({ postUrl }: Props) => {
             postDate={formatPublishedDate(post.updated)}
             blogUrl={post.feed.link}
           />
+          {extractedGitHubUrls.length ? <GitHubInfo ghUrls={extractedGitHubUrls} /> : null}
         </ListSubheader>
       )}
       <div className={classes.content}>

src/web/src/components/Posts/PullRequests.tsx

@@ -0,0 +1,72 @@
+import { VscGitPullRequest } from 'react-icons/vsc';
+import { createStyles, makeStyles, Theme } from '@material-ui/core';
+
+const useStyles = makeStyles((theme: Theme) =>
+  createStyles({
+    link: {
+      textDecoration: 'none',
+      color: theme.palette.text.primary,
+      '&:hover': {
+        textDecorationLine: 'underline',
+      },
+    },
+    GitHubInfo: {
+      lineHeight: '2rem',
+      fontSize: '1.2rem',
+    },
+    GitHubLinkTitle: {
+      fontSize: '1.4rem',
+      margin: 0,
+      paddingTop: '1rem',
+    },
+    icon: {
+      fontSize: '2rem',
+      marginRight: '1rem',
+      verticalAlign: 'text-bottom',
+    },
+    pullRequests: {
+      display: 'flex',
+      margin: 0,
+    },
+    pullRequest: {
+      marginRight: '2rem',
+    },
+  })
+);
+
+const getPullRequestNumber = (pullRequest: string) =>
+  pullRequest.replace(/.+\/pull\/([0-9]+).*/, '$1');
+
+type Props = {
+  prUrls: string[];
+};
+
+const PullRequests = ({ prUrls }: Props) => {
+  const classes = useStyles();
+
+  return (
+    <div className={classes.GitHubInfo}>
+      <h2 className={classes.GitHubLinkTitle}>
+        <VscGitPullRequest className={classes.icon}></VscGitPullRequest>
+        {prUrls.length === 1 ? 'Pull Request' : 'Pull Requests'}
+      </h2>
+      <p className={classes.pullRequests}>
+        {prUrls.map((pullRequest) => (
+          <p key={pullRequest} className={classes.pullRequest}>
+            <a
+              href={`https://github.com${pullRequest}`}
+              rel="bookmark"
+              target="_blank"
+              title={'Pull Request #' + getPullRequestNumber(pullRequest)}
+              className={classes.link}
+            >
+              #{getPullRequestNumber(pullRequest)}
+            </a>
+          </p>
+        ))}
+      </p>
+    </div>
+  );
+};
+
+export default PullRequests;

src/web/src/components/Posts/Repos.tsx

@@ -0,0 +1,67 @@
+import { VscRepoForked } from 'react-icons/vsc';
+import { createStyles, makeStyles, Theme } from '@material-ui/core';
+
+const useStyles = makeStyles((theme: Theme) =>
+  createStyles({
+    link: {
+      textDecoration: 'none',
+      color: theme.palette.text.primary,
+      '&:hover': {
+        textDecorationLine: 'underline',
+      },
+    },
+    GitHubInfo: {
+      lineHeight: '2rem',
+      fontSize: '1.2rem',
+      wordWrap: 'break-word',
+    },
+    GitHubLinkTitle: {
+      fontSize: '1.4rem',
+      margin: 0,
+      paddingTop: '1rem',
+    },
+    icon: {
+      fontSize: '2rem',
+      marginRight: '1rem',
+      verticalAlign: 'text-bottom',
+    },
+    repo: {
+      marginTop: '2rem',
+      lineHeight: '0.5rem',
+    },
+  })
+);
+
+const getRepoName = (repo: string) => repo.replace(/[^\/]+\/([^\/]+).*/, '$1');
+
+type Props = {
+  repoUrls: string[];
+};
+
+const Repos = ({ repoUrls }: Props) => {
+  const classes = useStyles();
+
+  return (
+    <div className={classes.GitHubInfo}>
+      <h2 className={classes.GitHubLinkTitle}>
+        <VscRepoForked className={classes.icon}></VscRepoForked>
+        {repoUrls.length === 1 ? 'Repo' : 'Repos'}
+      </h2>
+      {repoUrls.map((repo) => (
+        <p key={repo} className={classes.repo}>
+          <a
+            href={`https://github.com/${repo}`}
+            rel="bookmark"
+            target="_blank"
+            title={repo}
+            className={classes.link}
+          >
+            {getRepoName(repo)}
+          </a>
+        </p>
+      ))}
+    </div>
+  );
+};
+
+export default Repos;