update 01

.eslintrc.cjs

@@ -0,0 +1,12 @@
+module.exports = {
+  extends: "eslint:recommended",
+  parserOptions: {
+    ecmaVersion: 2020,
+    sourceType: "module",
+  },
+  env: {
+    browser: true,
+    node: true,
+  },
+};
+

app.js

@@ -1,25 +1,33 @@
-const express = require('express')
-const logger = require('morgan')
-const cors = require('cors')
+import express from "express";
+import logger from "morgan";
+import cors from "cors";
 
-const contactsRouter = require('./routes/api/contacts')
+import contactsRouter from './routes/api/contacts.js';
 
-const app = express()
+const app = express();
 
-const formatsLogger = app.get('env') === 'development' ? 'dev' : 'short'
+// Setăm formatul pentru logger în funcție de mediul de rulare
+const formatsLogger = app.get('env') === 'development' ? 'dev' : 'short';
 
-app.use(logger(formatsLogger))
-app.use(cors())
-app.use(express.json())
+// Middleware
+app.use(logger(formatsLogger));
+app.use(cors());
+app.use(express.json());
 
-app.use('/api/contacts', contactsRouter)
+// Rutele pentru contactele API
+app.use('/api/contacts', contactsRouter);
 
+// Middleware pentru rutele nevalide
 app.use((req, res) => {
-  res.status(404).json({ message: 'Not found' })
-})
+  res.status(404).json({ message: 'Not found' });
+});
 
-app.use((err, req, res, next) => {
-  res.status(500).json({ message: err.message })
-})
+// Middleware pentru gestionarea erorilor
+app.use((err, req, res) => {
+  const status = err.status || 500;
+  const message = status === 500 ? 'Internal Server Error' : err.message;
+  res.status(status).json({ message });
+});
+
+export default app;
 
-module.exports = app

models/contacts.js

@@ -1,19 +1,58 @@
-// const fs = require('fs/promises')
+import fs from "fs/promises";
+import path from "path";
 
-const listContacts = async () => {}
+const contactsPath = path.resolve("models", "contacts.json");
 
-const getContactById = async (contactId) => {}
-
-const removeContact = async (contactId) => {}
-
-const addContact = async (body) => {}
-
-const updateContact = async (contactId, body) => {}
-
-module.exports = {
+const ContactsService = {
   listContacts,
   getContactById,
-  removeContact,
   addContact,
+  removeContact,
   updateContact,
+};
+
+async function listContacts() {
+  const data = await fs.readFile(contactsPath, "utf-8");
+  return JSON.parse(data);
+}
+
+async function getContactById(id) {
+  const contacts = await listContacts();
+  return contacts.find((contact) => contact.id === id);
+}
+
+async function addContact(newContact) {
+  const contacts = await listContacts();
+  const contact = { id: Date.now().toString(), ...newContact };
+  contacts.push(contact);
+  await saveContactsToFile(contacts);
+  return contact;
 }
+
+async function removeContact(id) {
+  const contacts = await listContacts();
+  const index = contacts.findIndex((contact) => contact.id === id);
+  if (index === -1) return null;
+  const [deletedContact] = contacts.splice(index, 1);
+  await saveContactsToFile(contacts);
+  return deletedContact;
+}
+
+async function updateContact(id, updatedData) {
+  const contacts = await listContacts();
+  const index = contacts.findIndex((contact) => contact.id === id);
+  if (index === -1) return null;
+  contacts[index] = { ...contacts[index], ...updatedData };
+  await saveContactsToFile(contacts);
+  return contacts[index];
+}
+
+async function saveContactsToFile(contacts) {
+  await fs.writeFile(contactsPath, JSON.stringify(contacts, null, 2), "utf-8");
+}
+
+export default ContactsService;
+
+
+
+

models/contacts.json

@@ -55,8 +55,14 @@
   },
   {
     "id": "rsKkOQUi80UsgVPCcLZZW",
-    "name": "Alec Howard",
-    "email": "[email protected]",
-    "phone": "(748) 206-2688"
+    "name": "Updated Name",
+    "email": "[email protected]",
+    "phone": "1234567890"
+  },
+  {
+    "id": "1732362678654",
+    "name": "Updated Name",
+    "email": "[email protected]",
+    "phone": "1234567890"
   }
-]
+]

package.json

@@ -12,8 +12,10 @@
     "cors": "2.8.5",
     "cross-env": "7.0.3",
     "express": "4.17.1",
+    "joi": "^17.13.3",
     "morgan": "1.10.0"
   },
+  "type": "module",
   "devDependencies": {
     "eslint": "7.19.0",
     "eslint-config-prettier": "^8.3.0",