[examples/538][m] - little fixes and renaming (#870)

examples/fivethirtyeight/lib/octokit.ts

@@ -0,0 +1,38 @@
+import { Octokit } from 'octokit';
+
+export interface GithubProject {
+  owner: string;
+  repo: string;
+  branch: string;
+  files: string[];
+  readme: string;
+  description?: string;
+  name?: string;
+}
+
+export async function getProjectReadme(
+  owner: string,
+  repo: string,
+  branch: string,
+  readme: string,
+  github_pat?: string
+) {
+  const octokit = new Octokit({ auth: github_pat });
+  try {
+    const response = await octokit.rest.repos.getContent({
+      owner,
+      repo,
+      path: readme,
+      ref: branch,
+    });
+    const data = response.data as { content?: string };
+    const fileContent = data.content ? data.content : '';
+    if (fileContent === '') {
+      return null;
+    }
+    const decodedContent = Buffer.from(fileContent, 'base64').toString();
+    return decodedContent;
+  } catch (error) {
+    return null;
+  }
+}