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controller.ts
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controller.ts
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interface IBook {
isbn: string;
author: string;
title: string;
}
let books: Array<IBook> = [
{
isbn: "1",
author: "Robin Wieruch",
title: "The Road to React",
},
{
isbn: "2",
author: "Kyle Simpson",
title: "You Don't Know JS: Scope & Closures",
},
{
isbn: "3",
author: "Andreas A. Antonopoulos",
title: "Mastering Bitcoin",
},
];
const getBooks = ({ response }: { response: any }) => {
response.body = books;
};
const getBook = ({
params,
response,
}: {
params: { isbn: string };
response: any;
}) => {
const book: IBook | undefined = searchBookByIsbn(params.isbn);
if (book) {
response.status = 200;
response.body = book;
} else {
response.status = 404;
response.body = { message: `Book not found.` };
}
};
const addBook = async ({
request,
response,
}: {
request: any;
response: any;
}) => {
const body = await request.body();
const book: IBook = body.value;
books.push(book);
response.body = { message: "OK" };
response.status = 200;
};
const updateBook = async ({
params,
request,
response,
}: {
params: { isbn: string };
request: any;
response: any;
}) => {
let book: IBook | undefined = searchBookByIsbn(params.isbn);
if (book) {
const body = await request.body();
const updateInfos: { author?: string; title?: string } = body.value;
book = { ...book, ...updateInfos };
books = [...books.filter((book) => book.isbn !== params.isbn), book];
response.status = 200;
response.body = { message: "OK" };
} else {
response.status = 404;
response.body = { message: `Book not found` };
}
};
const deleteBook = ({
params,
response,
}: {
params: { isbn: string };
response: any;
}) => {
books = books.filter((book) => book.isbn !== params.isbn);
response.body = { message: "OK" };
response.status = 200;
};
const searchBookByIsbn = (isbn: string): IBook | undefined =>
books.find((book) => book.isbn === isbn);
export { getBooks, getBook, addBook, updateBook, deleteBook };