finalize hw

app.js

@@ -1,25 +1,25 @@
-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 { router as contactsRouter } from "./routes/api/contactsRouter.js";
 
-const app = express()
+const app = express();
 
-const formatsLogger = app.get('env') === 'development' ? 'dev' : 'short'
+const formatsLogger = app.get("env") === "development" ? "dev" : "short";
 
-app.use(logger(formatsLogger))
-app.use(cors())
-app.use(express.json())
-
-app.use('/api/contacts', contactsRouter)
+app.use(logger(formatsLogger));
+app.use(cors());
+app.use(express.json());
+// http://localhost:3000/api/contacts
+app.use("/api/contacts", contactsRouter);
 
 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 })
-})
+  res.status(500).json({ message: err.message });
+});
 
-module.exports = app
+export { app };

helpers/httpError.js

@@ -0,0 +1,15 @@
+const messages = {
+  400: "Bad request",
+  401: "Unauthorized",
+  403: "Forbidden",
+  404: "Not found",
+  409: "Conflict",
+};
+
+const httpError = (status, message = messages[status]) => {
+  const error = new Error(message);
+  error.status = status;
+  return error;
+};
+
+export { httpError };

models/contacts.js

@@ -1,19 +1,79 @@
-// const fs = require('fs/promises')
+import fs from "fs/promises";
+// const fs from "fs/promises";
+import path from "path";
+import { nanoid } from "nanoid";
 
-const listContacts = async () => {}
+const contactsPath = path.join("models", "contacts.json");
 
-const getContactById = async (contactId) => {}
+const listContacts = async () => {
+  try {
+    const contacts = await fs.readFile(contactsPath);
+    return JSON.parse(contacts);
+  } catch (error) {
+    console.error("Error reading contacts:", error.message);
+  }
+};
 
-const removeContact = async (contactId) => {}
+const getContactById = async (contactId) => {
+  try {
+    const contacts = await listContacts();
+    const result = contacts.find((contact) => contact.id === contactId);
+    return result || null;
+  } catch (error) {
+    console.error("Error reading contacts by id:", error.message);
+  }
+};
 
-const addContact = async (body) => {}
+const removeContact = async (contactId) => {
+  try {
+    const contacts = await listContacts();
+    const index = contacts.findIndex((item) => item.id === contactId);
+    if (index === -1) {
+      return null;
+    }
+    const deletedContact = contacts.splice(index, 1);
+    await fs.writeFile(contactsPath, JSON.stringify(contacts, null, 2));
+    return deletedContact;
+  } catch (error) {
+    console.error("Error removing contact:", error.message);
+  }
+};
 
-const updateContact = async (contactId, body) => {}
+const addContact = async ({ name, email, phone }) => {
+  try {
+    const contacts = await listContacts();
+    const newContact = {
+      id: nanoid(),
+      name,
+      email,
+      phone,
+    };
+    const allContacts = [...contacts, newContact];
+    await fs.writeFile(contactsPath, JSON.stringify(allContacts, null, 2));
+    return newContact;
+  } catch (error) {
+    console.error("Error adding new contact:", error.message);
+  }
+};
 
-module.exports = {
-  listContacts,
-  getContactById,
-  removeContact,
-  addContact,
-  updateContact,
-}
+const updateContact = async (id, { name, email, phone }) => {
+  const contacts = await listContacts();
+  const index = contacts.findIndex((item) => item.id === id);
+
+  if (index === -1) {
+    return null;
+  }
+
+  contacts[index] = {
+    id,
+    name,
+    email,
+    phone,
+  };
+
+  await fs.writeFile(contactsPath, JSON.stringify(contacts, null, 2));
+  return contacts[index];
+};
+
+// prettier-ignore
+export { listContacts, getContactById, removeContact, addContact, updateContact };

models/contacts.json

@@ -41,12 +41,6 @@
     "email": "pharetra.ut@dictum.co.uk",
     "phone": "(715) 598-5792"
   },
-  {
-    "id": "C9sjBfCo4UJCWjzBnOtxl",
-    "name": "Simon Morton",
-    "email": "dui.Fusce.diam@Donec.com",
-    "phone": "(233) 738-2360"
-  },
   {
     "id": "e6ywwRe4jcqxXfCZOj_1e",
     "name": "Thomas Lucas",
@@ -58,5 +52,17 @@
     "name": "Alec Howard",
     "email": "Donec.elementum@scelerisquescelerisquedui.net",
     "phone": "(748) 206-2688"
+  },
+  {
+    "id": "FolUehVRM8pfWysPJ6Ksx",
+    "name": "Manuel Saavedra Jr",
+    "email": "newojunior@gmail.com",
+    "phone": "(649) 5555"
+  },
+  {
+    "id": "5xTD4iIVlbRp6bzQHncm8",
+    "name": "Simon Morton",
+    "email": "dui.Fusce.diam@Donec.com",
+    "phone": "(233) 738-2360"
   }
-]
+]

models/mockData.js

@@ -0,0 +1,6 @@
+export const mockData = [
+  { id: 1, name: "Owen Saavedra", email: "newojunior@gmail.com" },
+  { id: 2, name: "Newo Ardevaz", email: "manuelcsaavedrajr@gmail.com" },
+  { id: 3, name: "Melanie Saavedra", email: "malaniesaavedra@gmail.com" },
+  { id: 4, name: "Melanie Cetron", email: "malaniecetron@gmail.com" },
+];

package.json

@@ -2,6 +2,7 @@
   "name": "template",
   "version": "0.0.0",
   "private": true,
+  "type": "module",
   "scripts": {
     "start": "cross-env NODE_ENV=production node ./server.js",
     "start:dev": "cross-env NODE_ENV=development nodemon ./server.js",
@@ -12,7 +13,9 @@
     "cors": "2.8.5",
     "cross-env": "7.0.3",
     "express": "4.17.1",
-    "morgan": "1.10.0"
+    "joi": "^17.13.3",
+    "morgan": "1.10.0",
+    "nanoid": "^5.0.7"
   },
   "devDependencies": {
     "eslint": "7.19.0",