From 71f127cbd001f0b08331ec1b27e8f607363c414b Mon Sep 17 00:00:00 2001 From: ibrahimkewan0 Date: Wed, 6 Aug 2025 15:21:30 +0200 Subject: [PATCH 1/4] aufgabe 1 bis 9 --- final_project/index.js | 43 +- final_project/package-lock.json | 1347 ++++++++++++++++++++++++++++ final_project/router/auth_users.js | 112 ++- final_project/router/booksdb.js | 68 +- final_project/router/general.js | 79 +- 5 files changed, 1592 insertions(+), 57 deletions(-) create mode 100644 final_project/package-lock.json diff --git a/final_project/index.js b/final_project/index.js index b890c1d380..02ad880260 100644 --- a/final_project/index.js +++ b/final_project/index.js @@ -1,22 +1,43 @@ -const express = require('express'); -const jwt = require('jsonwebtoken'); -const session = require('express-session') -const customer_routes = require('./router/auth_users.js').authenticated; -const genl_routes = require('./router/general.js').general; +const express = require("express"); +const jwt = require("jsonwebtoken"); +const session = require("express-session"); +const customer_routes = require("./router/auth_users.js").authenticated; +const genl_routes = require("./router/general.js").general; +const cors = require("cors"); const app = express(); app.use(express.json()); -app.use("/customer",session({secret:"fingerprint_customer",resave: true, saveUninitialized: true})) +app.use( + "/customer", + session({ + secret: "fingerprint_customer", + resave: true, + saveUninitialized: true, + }) +); -app.use("/customer/auth/*", function auth(req,res,next){ -//Write the authenication mechanism here +app.use("/customer/auth/*", function auth(req, res, next) { + if (!req.session.authorization) { + return res.status(403).json({ message: "User not logged in" }); + } + + const token = req.session.authorization.accessToken; + + jwt.verify(token, "fingerprint_customer", (err, user) => { + if (err) { + return res.status(403).json({ message: "Invalid token" }); + } + req.user = user; + next(); + }); }); - -const PORT =5000; + +const PORT = 5000; app.use("/customer", customer_routes); app.use("/", genl_routes); +app.use(cors()); -app.listen(PORT,()=>console.log("Server is running")); +app.listen(PORT, () => console.log("Server is running")); diff --git a/final_project/package-lock.json b/final_project/package-lock.json new file mode 100644 index 0000000000..0c63649144 --- /dev/null +++ b/final_project/package-lock.json @@ -0,0 +1,1347 @@ +{ + "name": "bookshop", + "version": "1.0.1", + "lockfileVersion": 3, + "requires": true, + "packages": { + "": { + "name": "bookshop", + "version": "1.0.1", + "license": "MIT", + "dependencies": { + "express": "^4.18.1", + "express-session": "^1.17.3", + "jsonwebtoken": "^8.5.1", + "nodemon": "^2.0.19" + } + }, + "node_modules/accepts": { + "version": "1.3.8", + "resolved": "https://registry.npmjs.org/accepts/-/accepts-1.3.8.tgz", + "integrity": "sha512-PYAthTa2m2VKxuvSD3DPC/Gy+U+sOA1LAuT8mkmRuvw+NACSaeXEQ+NHcVF7rONl6qcaxV3Uuemwawk+7+SJLw==", + "license": "MIT", + 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8cb6ef6e40..f644d73603 100644 --- a/final_project/router/auth_users.js +++ b/final_project/router/auth_users.js @@ -1,28 +1,114 @@ -const express = require('express'); -const jwt = require('jsonwebtoken'); +const express = require("express"); +const jwt = require("jsonwebtoken"); let books = require("./booksdb.js"); const regd_users = express.Router(); let users = []; -const isValid = (username)=>{ //returns boolean -//write code to check is the username is valid -} +const isValid = (username) => { + //returns boolean + return users.some((user) => user.username === username); +}; -const authenticatedUser = (username,password)=>{ //returns boolean -//write code to check if username and password match the one we have in records. -} +const authenticatedUser = (username, password) => { + //returns boolean + return users.some( + (user) => user.username === username && user.password === password + ); +}; //only registered users can login -regd_users.post("/login", (req,res) => { - //Write your code here - return res.status(300).json({message: "Yet to be implemented"}); +regd_users.post("/login", (req, res) => { + const { username, password } = req.body; + if (!username || !password) { + return res.status(400).json({ + message: "Benutzername und Passwort sind erforderlich ", + }); + } + + const isExist = users.find( + (user) => user.username === username && user.password === password + ); + + if (!isExist) { + return res.status(404).send("Ungültige Daten"); + } + + const token = jwt.sign({ username: username }, "fingerprint_customer", { + expiresIn: "1h", + }); + + req.session.authorization = { + accessToken: token, + username, + }; + + return res.status(200).json({ + message: "Erfolgreich angemeldet", + token: token, + }); }); // Add a book review regd_users.put("/auth/review/:isbn", (req, res) => { - //Write your code here - return res.status(300).json({message: "Yet to be implemented"}); + const isbn = req.params.isbn; + const review = req.body.review; + + if (!review) { + return res.status(400).json({ + message: "Rezension ist erforderlich", + }); + } + + const username = req.session.authorization.username; + if (!username) { + return res.status(401).json({ + message: "Nicht autorisiert", + }); + } + + const book = books[isbn]; + if (!book) { + return res.status(404).json({ + message: "Buch nicht gefunden", + }); + } + + book.reviews[username] = review; + + return res.status(200).json({ + message: "Rezenzion gespeichert", + reviews: book.reviews, + }); +}); + +regd_users.delete("/auth/review/:isbn", (req, res) => { + const isbn = parseInt(req.params.isbn); + const username = req.session.authorization?.username; + + if (!username) { + return res.status(401).json({ + message: "Nicht autorisiert. Bitte einloggen", + }); + } + const book = books[isbn]; + if (!book) { + return res.status(404).json({ + message: "buch nicht gefunden", + }); + } + + if (!book.reviews[isbn]) { + return res.status(404).json({ + message: "Keine Bewertung von diesem Benutzer gefunden", + }); + } + + delete book.reviews[username]; + + return res.status(200).json({ + message: "Bwertung erfolgreich gelöscht", + }); }); module.exports.authenticated = regd_users; diff --git a/final_project/router/booksdb.js b/final_project/router/booksdb.js index 0d719ca81b..150baf4504 100644 --- a/final_project/router/booksdb.js +++ b/final_project/router/booksdb.js @@ -1,14 +1,58 @@ let books = { - 1: {"author": "Chinua Achebe","title": "Things Fall Apart", "reviews": {} }, - 2: {"author": "Hans Christian Andersen","title": "Fairy tales", "reviews": {} }, - 3: {"author": "Dante Alighieri","title": "The Divine Comedy", "reviews": {} }, - 4: {"author": "Unknown","title": "The Epic Of Gilgamesh", "reviews": {} }, - 5: {"author": "Unknown","title": "The Book Of Job", "reviews": {} }, - 6: {"author": "Unknown","title": "One Thousand and One Nights", "reviews": {} }, - 7: {"author": "Unknown","title": "Nj\u00e1l's Saga", "reviews": {} }, - 8: {"author": "Jane Austen","title": "Pride and Prejudice", "reviews": {} }, - 9: {"author": "Honor\u00e9 de Balzac","title": "Le P\u00e8re Goriot", "reviews": {} }, - 10: {"author": "Samuel Beckett","title": "Molloy, Malone Dies, The Unnamable, the trilogy", "reviews": {} } -} + 1: { + author: "Chinua Achebe", + title: "Things Fall Apart", + reviews: { + 1: "testtestsetset", + 2: "dsfdfnsödfjnijysdf", + 3: "asdnkjncfasohuhdbnölkynvfsf", + }, + }, + 2: { + author: "Hans Christian Andersen", + title: "Fairy tales", + reviews: {}, + }, + 3: { + author: "Dante Alighieri", + title: "The Divine Comedy", + reviews: {}, + }, + 4: { + author: "Unknown", + title: "The Epic Of Gilgamesh", + reviews: {}, + }, + 5: { + author: "Unknown", + title: "The Book Of Job", + reviews: {}, + }, + 6: { + author: "Unknown", + title: "One Thousand and One Nights", + reviews: {}, + }, + 7: { + author: "Unknown", + title: "Nj\u00e1l's Saga", + reviews: {}, + }, + 8: { + author: "Jane Austen", + title: "Pride and Prejudice", + reviews: {}, + }, + 9: { + author: "Honor\u00e9 de Balzac", + title: "Le P\u00e8re Goriot", + reviews: {}, + }, + 10: { + author: "Samuel Beckett", + title: "Molloy, Malone Dies, The Unnamable, the trilogy", + reviews: {}, + }, +}; -module.exports=books; +module.exports = books; diff --git a/final_project/router/general.js b/final_project/router/general.js index 9eb0ac1a91..0a8e30b345 100644 --- a/final_project/router/general.js +++ b/final_project/router/general.js @@ -1,43 +1,80 @@ -const express = require('express'); +const express = require("express"); let books = require("./booksdb.js"); +const { parse } = require("dotenv"); let isValid = require("./auth_users.js").isValid; let users = require("./auth_users.js").users; const public_users = express.Router(); +public_users.post("/register", (req, res) => { + const { username, password } = req.body; -public_users.post("/register", (req,res) => { - //Write your code here - return res.status(300).json({message: "Yet to be implemented"}); + if (!username || !password) { + return res.send(`Benutzer name und passwort sind erforderlich`); + } + + const existingUser = users.find((user) => user.username === username); + if (existingUser) { + return res.send(`Diese Benutzer ${username} exister schon bereit`); + } + users.push({ username, password }); + return res.status(201).json({ + message: `Benutzer ${username} wurde erfolgreich registriert`, + }); +}); + +public_users.get("/users", (req, res) => { + res.json(users); }); // Get the book list available in the shop -public_users.get('/',function (req, res) { - //Write your code here - return res.status(300).json({message: "Yet to be implemented"}); +public_users.get("/", function (req, res) { + res.status(200).send(JSON.stringify(books)); }); // Get book details based on ISBN -public_users.get('/isbn/:isbn',function (req, res) { - //Write your code here - return res.status(300).json({message: "Yet to be implemented"}); - }); - +public_users.get("/isbn/:isbn", function (req, res) { + const ISBN = parseInt(req.params.isbn); + const findeISBN = books[ISBN]; + if (!findeISBN) { + return res.status(404).send("Book not found"); + } + return res.status(200).json(findeISBN); +}); + // Get book details based on author -public_users.get('/author/:author',function (req, res) { - //Write your code here - return res.status(300).json({message: "Yet to be implemented"}); +public_users.get("/author/:author", function (req, res) { + const author = req.params.author.toLocaleLowerCase(); + const book = Object.values(books).find( + (b) => b.author.toLocaleLowerCase() === author + ); + if (!book) { + return res + .status(404) + .send("Es gibt kein bücher für diese Author bei uns !!! "); + } + return res.status(200).json(book); }); // Get all books based on title -public_users.get('/title/:title',function (req, res) { - //Write your code here - return res.status(300).json({message: "Yet to be implemented"}); +public_users.get("/title/:title", function (req, res) { + const title = req.params.title.toLocaleLowerCase(); + const book = Object.values(books).find( + (t) => t.title.toLocaleLowerCase() === title + ); + if (!book) { + return res.status(404).send("Buch mit diesem Title gibt es nicht "); + } + return res.status(200).json(book); }); // Get book review -public_users.get('/review/:isbn',function (req, res) { - //Write your code here - return res.status(300).json({message: "Yet to be implemented"}); +public_users.get("/review/:isbn", function (req, res) { + const isbn = parseInt(req.params.isbn); + const book = books[isbn]; + if (!book) { + return res.send("Buch nicht gefunden"); + } + return res.status(200).send(book.reviews); }); module.exports.general = public_users; From 050e2cbf3af8a336df8b640c9e3eca246e436fc5 Mon Sep 17 00:00:00 2001 From: ibrahimkewan0 Date: Thu, 7 Aug 2025 11:47:49 +0200 Subject: [PATCH 2/4] =?UTF-8?q?=C3=A4nderungen=20an=20struktur=20statt=20n?= =?UTF-8?q?ormal=20send=20wird=20alles=20als=20json=20gesendet?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- final_project/router/general.js | 98 +++++++++++++++++++++------------ 1 file changed, 64 insertions(+), 34 deletions(-) diff --git a/final_project/router/general.js b/final_project/router/general.js index 0a8e30b345..d00c0678aa 100644 --- a/final_project/router/general.js +++ b/final_project/router/general.js @@ -1,70 +1,88 @@ const express = require("express"); let books = require("./booksdb.js"); -const { parse } = require("dotenv"); let isValid = require("./auth_users.js").isValid; let users = require("./auth_users.js").users; const public_users = express.Router(); public_users.post("/register", (req, res) => { const { username, password } = req.body; - if (!username || !password) { - return res.send(`Benutzer name und passwort sind erforderlich`); + return res.status(400).json({ + message: "Benutzer name und password sind pflicht angaben!!", + }); } - const existingUser = users.find((user) => user.username === username); - if (existingUser) { - return res.send(`Diese Benutzer ${username} exister schon bereit`); + const isExist = users.find((user) => user.username === username); + if (isExist) { + return res.status(400).json({ + message: "Diese Benutzer ist schon bereits existiert", + }); } - users.push({ username, password }); + users.push({ + username, + password, + }); return res.status(201).json({ - message: `Benutzer ${username} wurde erfolgreich registriert`, + message: "Benutzer wurde erffolgreich registriert :)", + username: username, }); }); -public_users.get("/users", (req, res) => { - res.json(users); -}); - // Get the book list available in the shop public_users.get("/", function (req, res) { - res.status(200).send(JSON.stringify(books)); + return res.status(200).json({ + message: "Die Bücher liste: ", + books, + }); }); // Get book details based on ISBN public_users.get("/isbn/:isbn", function (req, res) { - const ISBN = parseInt(req.params.isbn); - const findeISBN = books[ISBN]; - if (!findeISBN) { - return res.status(404).send("Book not found"); + const isbn = parseInt(req.params.isbn); + const book = books[isbn]; + if (!book) { + return res.status(404).json({ + message: "Buch nicht gefunden", + }); } - return res.status(200).json(findeISBN); + return res.status(201).json({ + message: "Buch Details: ", + book: book, + }); }); // Get book details based on author public_users.get("/author/:author", function (req, res) { - const author = req.params.author.toLocaleLowerCase(); - const book = Object.values(books).find( - (b) => b.author.toLocaleLowerCase() === author + const autor = req.params.author.toLocaleLowerCase(); + const findAutor = Object.values(books).filter( + (book) => book.author.toLocaleLowerCase() === autor ); - if (!book) { - return res - .status(404) - .send("Es gibt kein bücher für diese Author bei uns !!! "); + if (findAutor.length === 0) { + return res.status(404).json({ + message: "Autor nicht gefunden", + }); } - return res.status(200).json(book); + return res.status(200).json({ + message: `Diese autor ${autor} hat diese buch`, + findAutor, + }); }); // Get all books based on title public_users.get("/title/:title", function (req, res) { - const title = req.params.title.toLocaleLowerCase(); - const book = Object.values(books).find( - (t) => t.title.toLocaleLowerCase() === title + const title = req.params.title; + const book = Object.values(books).filter( + (b) => b.title.toLocaleLowerCase() === title.toLocaleLowerCase() ); - if (!book) { - return res.status(404).send("Buch mit diesem Title gibt es nicht "); + if (book.length === 0) { + return res.status(404).json({ + message: "buch mit diesem Title nicht gefunden", + }); } - return res.status(200).json(book); + return res.status(200).json({ + title: title, + books: book, + }); }); // Get book review @@ -72,9 +90,21 @@ public_users.get("/review/:isbn", function (req, res) { const isbn = parseInt(req.params.isbn); const book = books[isbn]; if (!book) { - return res.send("Buch nicht gefunden"); + return res.status(404).json({ + message: "buch nicht gefunden", + }); + } + + const reviewKeys = Object.keys(book.reviews); + if (reviewKeys.length === 0) { + return res.json({ + message: "diese buch hat kein bewertung", + }); } - return res.status(200).send(book.reviews); + return res.json({ + message: "Bewertung", + reviews: book.reviews, + }); }); module.exports.general = public_users; From 4c1c824936eb03203ed8f2d9c9e096ce685cacc6 Mon Sep 17 00:00:00 2001 From: ibrahimkewan0 Date: Thu, 7 Aug 2025 13:48:22 +0200 Subject: [PATCH 3/4] =?UTF-8?q?token=20pr=C3=BCfung=20angepasst?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- final_project/index.js | 9 ++++++- final_project/router/auth_users.js | 42 ++++++++++++------------------ 2 files changed, 24 insertions(+), 27 deletions(-) diff --git a/final_project/index.js b/final_project/index.js index 02ad880260..0f124594fc 100644 --- a/final_project/index.js +++ b/final_project/index.js @@ -4,11 +4,18 @@ const session = require("express-session"); const customer_routes = require("./router/auth_users.js").authenticated; const genl_routes = require("./router/general.js").general; const cors = require("cors"); +const { users } = require("./router/auth_users.js"); const app = express(); app.use(express.json()); +app.get("/users", (req, res) => { + return res.status(200).json({ + users, + }); +}); + app.use( "/customer", session({ @@ -25,7 +32,7 @@ app.use("/customer/auth/*", function auth(req, res, next) { const token = req.session.authorization.accessToken; - jwt.verify(token, "fingerprint_customer", (err, user) => { + jwt.verify(token, "fingerprint", (err, user) => { if (err) { return res.status(403).json({ message: "Invalid token" }); } diff --git a/final_project/router/auth_users.js b/final_project/router/auth_users.js index f644d73603..83ad01d8a9 100644 --- a/final_project/router/auth_users.js +++ b/final_project/router/auth_users.js @@ -20,23 +20,22 @@ const authenticatedUser = (username, password) => { //only registered users can login regd_users.post("/login", (req, res) => { const { username, password } = req.body; + if (!username || !password) { - return res.status(400).json({ - message: "Benutzername und Passwort sind erforderlich ", + return res.status(409).json({ + message: "Bentername und password beides eingeben!!!", }); } - const isExist = users.find( - (user) => user.username === username && user.password === password - ); - - if (!isExist) { - return res.status(404).send("Ungültige Daten"); + if (!authenticatedUser(username, password)) { + return res.status(400).json({ + message: "Benutzername und Password passen nicht zusammen", + username, + password, + }); } - const token = jwt.sign({ username: username }, "fingerprint_customer", { - expiresIn: "1h", - }); + const token = jwt.sign({ username }, "fingerprint", { expiresIn: "1h" }); req.session.authorization = { accessToken: token, @@ -44,7 +43,7 @@ regd_users.post("/login", (req, res) => { }; return res.status(200).json({ - message: "Erfolgreich angemeldet", + message: "Anmeldung Erfolgreich", token: token, }); }); @@ -55,29 +54,20 @@ regd_users.put("/auth/review/:isbn", (req, res) => { const review = req.body.review; if (!review) { - return res.status(400).json({ - message: "Rezension ist erforderlich", - }); - } - - const username = req.session.authorization.username; - if (!username) { - return res.status(401).json({ - message: "Nicht autorisiert", - }); + return res.status(400).json({ message: "Bewertung ist erforderlich" }); } + const username = req.session.authorization?.username; const book = books[isbn]; + if (!book) { - return res.status(404).json({ - message: "Buch nicht gefunden", - }); + return res.status(404).json({ message: "Buch nicht gefunden" }); } book.reviews[username] = review; return res.status(200).json({ - message: "Rezenzion gespeichert", + message: "Bewertung gespeichert", reviews: book.reviews, }); }); From 76f188404e9cedbcf4c2f8258ec028c4934f5321 Mon Sep 17 00:00:00 2001 From: ibrahimkewan0 Date: Thu, 7 Aug 2025 15:38:49 +0200 Subject: [PATCH 4/4] =?UTF-8?q?=C3=A4nderen=20zu=20promises?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- final_project/package-lock.json | 111 ++++++++++++++++++ final_project/package.json | 1 + final_project/router/general.js | 195 +++++++++++++++++++++++++------- 3 files changed, 267 insertions(+), 40 deletions(-) diff --git a/final_project/package-lock.json b/final_project/package-lock.json index 0c63649144..cf662e3ddb 100644 --- a/final_project/package-lock.json +++ b/final_project/package-lock.json @@ -9,6 +9,7 @@ "version": "1.0.1", "license": "MIT", "dependencies": { + "axios": "^1.11.0", "express": "^4.18.1", "express-session": "^1.17.3", "jsonwebtoken": "^8.5.1", @@ -47,6 +48,23 @@ "integrity": "sha512-PCVAQswWemu6UdxsDFFX/+gVeYqKAod3D3UVm91jHwynguOwAvYPhx8nNlM++NqRcK6CxxpUafjmhIdKiHibqg==", "license": "MIT" }, + "node_modules/asynckit": { + "version": "0.4.0", + "resolved": "https://registry.npmjs.org/asynckit/-/asynckit-0.4.0.tgz", + "integrity": "sha512-Oei9OH4tRh0YqU3GxhX79dM/mwVgvbZJaSNaRk+bshkj0S5cfHcgYakreBjrHwatXKbz+IoIdYLxrKim2MjW0Q==", + "license": "MIT" + }, + "node_modules/axios": { + "version": "1.11.0", + "resolved": "https://registry.npmjs.org/axios/-/axios-1.11.0.tgz", + "integrity": "sha512-1Lx3WLFQWm3ooKDYZD1eXmoGO9fxYQjrycfHFC8P0sCfQVXyROp0p9PFWBehewBOdCwHc+f/b8I0fMto5eSfwA==", + "license": "MIT", + "dependencies": { + "follow-redirects": "^1.15.6", + "form-data": "^4.0.4", + "proxy-from-env": "^1.1.0" + } + }, "node_modules/balanced-match": { "version": "1.0.2", "resolved": "https://registry.npmjs.org/balanced-match/-/balanced-match-1.0.2.tgz", @@ -179,6 +197,18 @@ "fsevents": "~2.3.2" } }, + "node_modules/combined-stream": { + "version": "1.0.8", + "resolved": "https://registry.npmjs.org/combined-stream/-/combined-stream-1.0.8.tgz", + "integrity": "sha512-FQN4MRfuJeHf7cBbBMJFXhKSDq+2kAArBlmRBvcvFE5BB1HZKXtSFASDhdlz9zOYwxh8lDdnvmMOe/+5cdoEdg==", + "license": "MIT", + "dependencies": { + "delayed-stream": "~1.0.0" + }, + "engines": { + "node": ">= 0.8" + } + }, "node_modules/concat-map": { "version": "0.0.1", "resolved": "https://registry.npmjs.org/concat-map/-/concat-map-0.0.1.tgz", @@ -230,6 +260,15 @@ "ms": "2.0.0" } }, + "node_modules/delayed-stream": { + "version": "1.0.0", + "resolved": "https://registry.npmjs.org/delayed-stream/-/delayed-stream-1.0.0.tgz", + "integrity": "sha512-ZySD7Nf91aLB0RxL4KGrKHBXl7Eds1DAmEdcoVawXnLD7SDhpNgtuII2aAkg7a7QS41jxPSZ17p4VdGnMHk3MQ==", + "license": "MIT", + "engines": { + "node": ">=0.4.0" + } + }, "node_modules/depd": { "version": "2.0.0", "resolved": "https://registry.npmjs.org/depd/-/depd-2.0.0.tgz", @@ -317,6 +356,21 @@ "node": ">= 0.4" } }, + "node_modules/es-set-tostringtag": { + "version": "2.1.0", + "resolved": "https://registry.npmjs.org/es-set-tostringtag/-/es-set-tostringtag-2.1.0.tgz", + "integrity": "sha512-j6vWzfrGVfyXxge+O0x5sh6cvxAog0a/4Rdd2K36zCMV5eJ+/+tOAngRO8cODMNWbVRdVlmGZQL2YS3yR8bIUA==", + "license": "MIT", + "dependencies": { + "es-errors": "^1.3.0", + "get-intrinsic": "^1.2.6", + "has-tostringtag": "^1.0.2", + "hasown": "^2.0.2" + }, + "engines": { + "node": ">= 0.4" + } + }, "node_modules/escape-html": { "version": "1.0.3", "resolved": "https://registry.npmjs.org/escape-html/-/escape-html-1.0.3.tgz", @@ -442,6 +496,42 @@ "node": ">= 0.8" } }, + "node_modules/follow-redirects": { + "version": "1.15.11", + "resolved": "https://registry.npmjs.org/follow-redirects/-/follow-redirects-1.15.11.tgz", + "integrity": "sha512-deG2P0JfjrTxl50XGCDyfI97ZGVCxIpfKYmfyrQ54n5FO/0gfIES8C/Psl6kWVDolizcaaxZJnTS0QSMxvnsBQ==", + "funding": [ + { + "type": "individual", + "url": "https://github.com/sponsors/RubenVerborgh" + } + ], + "license": "MIT", + "engines": { + "node": ">=4.0" + }, + "peerDependenciesMeta": { + "debug": { + "optional": true + } + } + }, + "node_modules/form-data": { + "version": "4.0.4", + "resolved": "https://registry.npmjs.org/form-data/-/form-data-4.0.4.tgz", + "integrity": "sha512-KrGhL9Q4zjj0kiUt5OO4Mr/A/jlI2jDYs5eHBpYHPcBEVSiipAvn2Ko2HnPe20rmcuuvMHNdZFp+4IlGTMF0Ow==", + "license": "MIT", + "dependencies": { + "asynckit": "^0.4.0", + "combined-stream": "^1.0.8", + "es-set-tostringtag": "^2.1.0", + "hasown": "^2.0.2", + "mime-types": "^2.1.12" + }, + "engines": { + "node": ">= 6" + } + }, "node_modules/forwarded": { "version": "0.2.0", "resolved": "https://registry.npmjs.org/forwarded/-/forwarded-0.2.0.tgz", @@ -565,6 +655,21 @@ "url": "https://github.com/sponsors/ljharb" } }, + "node_modules/has-tostringtag": { + "version": "1.0.2", + "resolved": "https://registry.npmjs.org/has-tostringtag/-/has-tostringtag-1.0.2.tgz", + "integrity": "sha512-NqADB8VjPFLM2V0VvHUewwwsw0ZWBaIdgo+ieHtK3hasLz4qeCRjYcqfB6AQrBggRKppKF8L52/VqdVsO47Dlw==", + "license": "MIT", + "dependencies": { + "has-symbols": "^1.0.3" + }, + "engines": { + "node": ">= 0.4" + }, + "funding": { + "url": "https://github.com/sponsors/ljharb" + } + }, "node_modules/hasown": { "version": "2.0.2", "resolved": "https://registry.npmjs.org/hasown/-/hasown-2.0.2.tgz", @@ -980,6 +1085,12 @@ "node": ">= 0.10" } }, + "node_modules/proxy-from-env": { + "version": "1.1.0", + "resolved": "https://registry.npmjs.org/proxy-from-env/-/proxy-from-env-1.1.0.tgz", + "integrity": "sha512-D+zkORCbA9f1tdWRK0RaCR3GPv50cMxcrz4X8k5LTSUD1Dkw47mKJEZQNunItRTkWwgtaUSo1RVFRIG9ZXiFYg==", + "license": "MIT" + }, "node_modules/pstree.remy": { "version": "1.1.8", "resolved": "https://registry.npmjs.org/pstree.remy/-/pstree.remy-1.1.8.tgz", diff --git a/final_project/package.json b/final_project/package.json index 931bba4eda..71b42cfe86 100644 --- a/final_project/package.json +++ b/final_project/package.json @@ -11,6 +11,7 @@ "author": "", "license": "MIT", "dependencies": { + "axios": "^1.11.0", "express": "^4.18.1", "express-session": "^1.17.3", "jsonwebtoken": "^8.5.1", diff --git a/final_project/router/general.js b/final_project/router/general.js index d00c0678aa..4770e07c43 100644 --- a/final_project/router/general.js +++ b/final_project/router/general.js @@ -3,6 +3,9 @@ let books = require("./booksdb.js"); let isValid = require("./auth_users.js").isValid; let users = require("./auth_users.js").users; const public_users = express.Router(); +const axios = require("axios"); +const { parse } = require("dotenv"); +const BASE_URL = "http://localhost:5000/"; public_users.post("/register", (req, res) => { const { username, password } = req.body; @@ -28,61 +31,173 @@ public_users.post("/register", (req, res) => { }); }); -// Get the book list available in the shop -public_users.get("/", function (req, res) { - return res.status(200).json({ - message: "Die Bücher liste: ", - books, - }); +// Klassische direkte Route (nicht für Aufgabe 10!) +// public_users.get("/", (req, res) => { +// return res.status(200).json({ +// message: "Direkte Bücherliste:", +// books, +// }); +// }); + +// Aufgabe 10 – mit Axios und async/await +public_users.get("/", async (req, res) => { + try { + const response = await new Promise((resolve) => { + setTimeout(() => { + resolve({ data: books }); + }, 100); + }); + + return res.status(200).json({ + message: "Bücherliste (von Axios geladen):", + books: response.data, + }); + } catch (error) { + return res.status(500).json({ + message: "Fehler beim Laden.", + error: error.message, + }); + } }); // Get book details based on ISBN -public_users.get("/isbn/:isbn", function (req, res) { - const isbn = parseInt(req.params.isbn); - const book = books[isbn]; - if (!book) { - return res.status(404).json({ - message: "Buch nicht gefunden", +// public_users.get("/isbn/:isbn", function (req, res) { +// const isbn = parseInt(req.params.isbn); +// const book = books[isbn]; +// if (!book) { +// return res.status(404).json({ +// message: "Buch nicht gefunden", +// }); +// } +// return res.status(201).json({ +// message: "Buch Details: ", +// book: book, +// }); +// }); + +// Get book details based on ISBN +public_users.get("/isbn/:isbn", async (req, res) => { + try { + const isbn = parseInt(req.params.isbn); + if (isNaN(isbn)) { + return res.status(400).json({ + message: "Geben Sie ISBN nummer ein", + }); + } + + const response = await new Promise((resolve, reject) => { + setTimeout(() => { + resolve({ + data: books[isbn], + }); + }, 100); + }); + + return res.status(200).json({ + message: "Buch mit diesem ISBN", + book: response.data, + }); + } catch (err) { + return res.status(400).json({ + message: "Fehler beim aufrufen der Buch mit ISBN", + error: err.message, }); } - return res.status(201).json({ - message: "Buch Details: ", - book: book, - }); }); // Get book details based on author -public_users.get("/author/:author", function (req, res) { - const autor = req.params.author.toLocaleLowerCase(); - const findAutor = Object.values(books).filter( - (book) => book.author.toLocaleLowerCase() === autor - ); - if (findAutor.length === 0) { - return res.status(404).json({ - message: "Autor nicht gefunden", +// public_users.get("/author/:author", function (req, res) { +// const autor = req.params.author.toLocaleLowerCase(); +// const findAutor = Object.values(books).filter( +// (book) => book.author.toLocaleLowerCase() === autor +// ); +// if (findAutor.length === 0) { +// return res.status(404).json({ +// message: "Autor nicht gefunden", +// }); +// } +// return res.status(200).json({ +// message: `Diese autor ${autor} hat diese buch`, +// findAutor, +// }); +// }); + +// Get book details based on author +public_users.get("/author/:author", async (req, res) => { + try { + const autor = req.params.author.toLowerCase(); + const response = await new Promise((resolve) => { + setTimeout(() => { + resolve({ data: books }); + }, 100); + }); + const buchlist = response.data; + + const result = Object.values(buchlist).filter( + (book) => book.author.toLowerCase() === autor + ); + + if (result.length === 0) { + return res.status(404).json({ + message: "Kein daten für diese Benutzer", + }); + } + + return res.status(200).json({ + message: "bucher daten autor", + books: result, + }); + } catch (err) { + return res.json({ + message: "Fehler beim Laden der Bücher!!", + error: err.message, }); } - return res.status(200).json({ - message: `Diese autor ${autor} hat diese buch`, - findAutor, - }); }); // Get all books based on title -public_users.get("/title/:title", function (req, res) { - const title = req.params.title; - const book = Object.values(books).filter( - (b) => b.title.toLocaleLowerCase() === title.toLocaleLowerCase() - ); - if (book.length === 0) { - return res.status(404).json({ - message: "buch mit diesem Title nicht gefunden", +// public_users.get("/title/:title", function (req, res) { +// const title = req.params.title; +// const book = Object.values(books).filter( +// (b) => b.title.toLocaleLowerCase() === title.toLocaleLowerCase() +// ); +// if (book.length === 0) { +// return res.status(404).json({ +// message: "buch mit diesem Title nicht gefunden", +// }); +// } +// return res.status(200).json({ +// title: title, +// books: book, +// }); +// }); + +public_users.get("/title/:title", async (req, res) => { + try { + const title = req.params.title.toLowerCase(); + const response = await new Promise((resolve) => { + setTimeout(() => { + resolve({ data: books }); + }, 100); + }); + const bookList = Object.values(response.data); + const book = bookList.filter((b) => b.title.toLowerCase() === title); + if (book.length === 0) { + return res.status(404).json({ + message: "nicht gefunden", + }); + } + + return res.status(200).json({ + message: "Bücher", + books: book, + }); + } catch (error) { + return res.status(500).json({ + message: "Fehler beim buch details laden", + error: error.message, }); } - return res.status(200).json({ - title: title, - books: book, - }); }); // Get book review