From 29bcf4188b8c89c663472655fb558408385ad182 Mon Sep 17 00:00:00 2001
From: Simone Corsi <simonecorsi.rm@gmail.com>
Date: Sat, 16 Jan 2021 12:05:48 +0100
Subject: [PATCH] chore: moved helpers in own file

---
 src/helpers.ts | 89 +++++++++++++++++++++++++++++++++++++++++++++
 src/index.ts   | 98 ++++++++------------------------------------------
 2 files changed, 104 insertions(+), 83 deletions(-)
 create mode 100644 src/helpers.ts

diff --git a/src/helpers.ts b/src/helpers.ts
new file mode 100644
index 0000000..b515175
--- /dev/null
+++ b/src/helpers.ts
@@ -0,0 +1,89 @@
+import ejs from 'ejs';
+import * as core from '@actions/core';
+import remark from 'remark';
+import toc from 'remark-toc';
+
+import MD_TEMPLATE from './template';
+import GithubApi from './api';
+import link from './link';
+import git from './git';
+
+import type { PaginationLink, ApiGetStarResponse } from './types';
+
+import fs from 'fs';
+
+const fsp = fs.promises;
+
+export function wait(time = 200): Promise<void> {
+  return new Promise((resolve) => setTimeout(resolve, time));
+}
+
+export function isLastPage(links: PaginationLink): boolean {
+  return links.next === links.last;
+}
+
+export async function renderer(
+  data: { [key: string]: any },
+  templateString = MD_TEMPLATE
+): Promise<string> {
+  try {
+    return ejs.render(templateString, data);
+  } catch (error) {
+    core.error('#renderer');
+    core.error(error);
+    process.exit(1);
+  }
+}
+
+export async function apiGetStar(url: string): Promise<ApiGetStarResponse> {
+  const { headers, body }: any = await GithubApi.get(url);
+  return {
+    data: body,
+    links: link.parse(headers.link).refs.reduce(
+      (acc, val) => ({
+        ...acc,
+        [val.rel]: val.uri,
+      }),
+      {}
+    ),
+  };
+}
+
+export const REPO_USERNAME = process.env.GITHUB_REPOSITORY?.split('/')[0];
+export const API_STARRED_URL = `${process.env.GITHUB_API_URL}/users/${REPO_USERNAME}/starred`;
+
+let links: PaginationLink = {
+  next: API_STARRED_URL,
+  last: undefined,
+};
+export async function paginate(): Promise<ApiGetStarResponse | null> {
+  if (!isLastPage(links)) return null;
+  const r = await apiGetStar(links.next);
+  links = r.links;
+  return r;
+}
+
+export function generateMd(data: string): Promise<string> {
+  return new Promise((resolve) => {
+    remark()
+      .use(toc)
+      .process(data, function (error, file) {
+        if (error) {
+          core.error('#generateMd');
+          core.error(error);
+          return resolve('');
+        }
+        return resolve(String(file));
+      });
+  });
+}
+
+export const OUTPUT_FILENAME: string =
+  core.getInput('output-filename') || 'README.md';
+export async function pushNewFile(markdown: string): Promise<any> {
+  await fsp.writeFile(OUTPUT_FILENAME, markdown);
+  await git.pull();
+  await git.add(OUTPUT_FILENAME);
+  await git.commit(`chore(${OUTPUT_FILENAME}): updated ${OUTPUT_FILENAME}`);
+  await git.push();
+}
diff --git a/src/index.ts b/src/index.ts
index 2cbee50..a6542f1 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -1,86 +1,24 @@
-import fs from 'fs';
-import ejs from 'ejs';
-import remark from 'remark';
-import toc from 'remark-toc';
 import * as core from '@actions/core';
 
-import GithubApi from './api';
-import link from './link';
-import git from './git';
-import MD_TEMPLATE from './template';
+import {
+  renderer,
+  paginate,
+  REPO_USERNAME,
+  generateMd,
+  pushNewFile,
+} from './helpers';
 
-import type {
-  SortedLanguageList,
-  PaginationLink,
-  Stars,
-  Star,
-  ApiGetStarResponse,
-} from './types';
-
-const fsp = fs.promises;
-
-const OUTPUT_FILENAME: string = core.getInput('output-filename') || 'README.md';
-const REPO_USERNAME = process.env.GITHUB_REPOSITORY?.split('/')[0];
-const API_STARRED_URL = `${process.env.GITHUB_API_URL}/users/${REPO_USERNAME}/starred`;
-
-const renderer = async (data: any, templateString = MD_TEMPLATE) => {
-  try {
-    return ejs.render(templateString, data);
-  } catch (error) {
-    core.error('#renderer');
-    core.error(error);
-    process.exit(1);
-  }
-};
-
-const wait = (time = 200) =>
-  new Promise((resolve) => setTimeout(resolve, time));
-
-async function apiGetStar(url: string): Promise<ApiGetStarResponse> {
-  const { headers, body }: any = await GithubApi.get(url);
-  return {
-    data: body,
-    links: link.parse(headers.link).refs.reduce(
-      (acc, val) => ({
-        ...acc,
-        [val.rel]: val.uri,
-      }),
-      {}
-    ),
-  };
-}
-
-function isLastPage(links: PaginationLink): boolean {
-  return links.next === links.last;
-}
-
-export function generateMd(data: string): Promise<string> {
-  return new Promise((resolve) => {
-    remark()
-      .use(toc)
-      .process(data, function (error, file) {
-        if (error) {
-          core.error('#generateMd');
-          core.error(error);
-          return resolve('');
-        }
-        return resolve(String(file));
-      });
-  });
-}
+import type { SortedLanguageList, Stars, Star } from './types';
 
 export async function main(): Promise<any> {
-  let links: PaginationLink = {
-    next: API_STARRED_URL,
-    last: undefined,
-  };
   let results: Stars = [];
-  do {
-    const r = await apiGetStar(links.next);
-    links = r.links;
+
+  while (true) {
+    // sorry.
+    const r = await paginate();
+    if (!r || r === null) break;
     results = results.concat(r.data);
-    await wait();
-  } while (!isLastPage(links));
+  }
 
   const sortedByLanguages = results.reduce(
     (acc: SortedLanguageList, val: Star) => {
@@ -103,13 +41,7 @@ export async function main(): Promise<any> {
 
   const markdown: string = await generateMd(rendered);
 
-  await fsp.writeFile(OUTPUT_FILENAME, markdown);
-
-  await git.add(OUTPUT_FILENAME);
-
-  await git.commit(`chore(${OUTPUT_FILENAME}): updated ${OUTPUT_FILENAME}`);
-
-  await git.push();
+  await pushNewFile(markdown);
 }
 
 export async function run(): Promise<any> {