feat(scripts): reorganize scripts, improve fixtures, add fetch covers script

Author: amalv

package.json

@@ -5,7 +5,9 @@
   "main": "index.js",
   "scripts": {
     "test": "jest",
-    "start": "ts-node src/index.ts",
+    "start": "npx serverless offline",
+    "load-fixtures": "ts-node src/scripts/loadBookFixtures.ts",
+    "fetch-covers": "ts-node src/scripts/fetchBookCovers.ts",
     "typeorm": "typeorm-ts-node-commonjs"
   },
   "author": "amalv",

src/fixtures/booksData.ts

@@ -0,0 +1,9 @@
+import books from "./raw/books.json";
+import bookCovers from "./raw/bookCovers.json";
+
+const booksData = books.map((book) => ({
+  ...book,
+  image: bookCovers[book.title],
+}));
+
+export default booksData;

src/fixtures/raw/bookCovers.json

@@ -0,0 +1,12 @@
+{
+  "1984": "http://books.google.com/books/content?id=kb7dDwAAQBAJ&printsec=frontcover&img=1&zoom=1&edge=curl&source=gbs_api",
+  "Dune": "http://books.google.com/books/content?id=Q5HCDgAAQBAJ&printsec=frontcover&img=1&zoom=1&edge=curl&source=gbs_api",
+  "Fahrenheit 451": "http://books.google.com/books/content?id=OYtkbGl2j0sC&printsec=frontcover&img=1&zoom=1&edge=curl&source=gbs_api",
+  "A Wrinkle in Time": "http://books.google.com/books/content?id=r119-dYq0mwC&printsec=frontcover&img=1&zoom=1&edge=curl&source=gbs_api",
+  "Brave New World": "http://books.google.com/books/content?id=TIJ5EAAAQBAJ&printsec=frontcover&img=1&zoom=1&edge=curl&source=gbs_api",
+  "The War of the Worlds": "http://books.google.com/books/content?id=v8eNCgAAQBAJ&printsec=frontcover&img=1&zoom=1&edge=curl&source=gbs_api",
+  "The Time Machine": "http://books.google.com/books/content?id=f3H6SMzlQQwC&printsec=frontcover&img=1&zoom=1&edge=curl&source=gbs_api",
+  "Starship Troopers": "http://books.google.com/books/content?id=PuzsBAAAQBAJ&printsec=frontcover&img=1&zoom=1&edge=curl&source=gbs_api",
+  "The Hunger Games": "http://books.google.com/books/content?id=Yz8Fnw0PlEQC&printsec=frontcover&img=1&zoom=1&edge=curl&source=gbs_api",
+  "Ender's Game": "http://books.google.com/books/content?id=Ojqi8KbWuLwC&printsec=frontcover&img=1&zoom=1&edge=curl&source=gbs_api"
+}

src/fixtures/books.ts renamed to src/fixtures/raw/books.json

@@ -1,4 +1,4 @@
-export const booksData = [
+[
   {
     "title": "Dune",
     "author": "Frank Herbert",

src/scripts/fetchBookCovers.ts

@@ -0,0 +1,40 @@
+import https from "https";
+import { writeFile } from "fs/promises";
+import { booksData } from "../fixtures/books";
+
+const fetchBookCover = (book) =>
+  new Promise((resolve, reject) => {
+    https
+      .get(
+        `https://www.googleapis.com/books/v1/volumes?q=intitle:${book.title}+inauthor:${book.author}&fields=items(volumeInfo(imageLinks))&maxResults=1`,
+        (res) => {
+          let data = "";
+
+          res.on("data", (chunk) => {
+            data += chunk;
+          });
+
+          res.on("end", () => {
+            const coverUrl =
+              JSON.parse(data).items[0]?.volumeInfo?.imageLinks?.thumbnail;
+            if (coverUrl) {
+              resolve({ [book.title]: coverUrl });
+            }
+          });
+        }
+      )
+      .on("error", (err) => {
+        reject(err);
+      });
+  });
+
+const fetchBookCovers = async () => {
+  const bookCovers = await Promise.all(booksData.map(fetchBookCover));
+  const output = Object.assign({}, ...bookCovers);
+  await writeFile(
+    "./src/fixtures/bookCovers.json",
+    JSON.stringify(output, null, 2)
+  );
+};
+
+fetchBookCovers();

src/index.ts renamed to src/scripts/loadBookFixtures.ts

@@ -1,8 +1,8 @@
 import { faker } from "@faker-js/faker";
-import { AppDataSource } from "./data-source";
-import { User } from "./entity/User";
-import { Book } from "./entity/Book";
-import { booksData } from "./fixtures/books";
+import { AppDataSource } from "../data-source";
+import { User } from "../entity/User";
+import { Book } from "../entity/Book";
+import booksData from "../fixtures/booksData";
 
 const initializeBooks = async (bookData) => {
   const book = new Book();