From 8d0f9064d816c6a81712fdec0407dd99e9efbda9 Mon Sep 17 00:00:00 2001 From: Atiqa Naseer Date: Thu, 19 Feb 2026 00:30:53 +0100 Subject: [PATCH] week 6 assignment --- reading-list-manager/.prettierrc | 6 ++ reading-list-manager/app.js | 19 +++-- reading-list-manager/books.json | 38 ++++++++- reading-list-manager/package-lock.json | 105 +++++++++++++++++++++++ reading-list-manager/package.json | 19 +++++ reading-list-manager/readingList.js | 112 ++++++++++++++++++++----- 6 files changed, 270 insertions(+), 29 deletions(-) create mode 100644 reading-list-manager/.prettierrc create mode 100644 reading-list-manager/package-lock.json create mode 100644 reading-list-manager/package.json diff --git a/reading-list-manager/.prettierrc b/reading-list-manager/.prettierrc new file mode 100644 index 0000000..6530606 --- /dev/null +++ b/reading-list-manager/.prettierrc @@ -0,0 +1,6 @@ +{ + "semi": true, + "singleQuote": true, + "tabWidth": 4, + "trailingComma": "es5" +} diff --git a/reading-list-manager/app.js b/reading-list-manager/app.js index b0365ef..8938fc9 100644 --- a/reading-list-manager/app.js +++ b/reading-list-manager/app.js @@ -1,13 +1,22 @@ -// This is the entrypoint for your application. -// node app.js - +import { + printAllBooks, + printSummary, + getBooksByGenre, + markAsRead, +} from './readingList.js'; // TODO: Implement the main application logic here // 1. Load books on startup + // 2. Display all books // 3. Show summary statistics // 4. Add example of filtering by genre or read/unread status // 5. Add example of marking a book as read -console.log('šŸ“š MY READING LIST šŸ“š\n'); - // Your implementation here +printAllBooks(); +printSummary(); + +console.log('\nGet books by genre:', getBooksByGenre('Fantasy')); + +console.log('\nReading update:'); +markAsRead(2); diff --git a/reading-list-manager/books.json b/reading-list-manager/books.json index 0637a08..343bc21 100644 --- a/reading-list-manager/books.json +++ b/reading-list-manager/books.json @@ -1 +1,37 @@ -[] \ No newline at end of file +[ + { + "id": 1, + "title": "The Hobbit", + "author": "J.R.R. Tolkien", + "genre": "Fantasy", + "read": true + }, + { + "id": 2, + "title": "Dune", + "author": "Frank Herbert", + "genre": "Sci-Fi", + "read": true + }, + { + "id": 3, + "title": "Pride and Prejudice", + "author": "Jane Austen", + "genre": "Romance", + "read": true + }, + { + "id": 4, + "title": "Atomic Habits", + "author": "James Clear", + "genre": "Self-Help", + "read": false + }, + { + "id": 5, + "title": "Hunger Games", + "author": "Suzanne Collins", + "genre": "Sci-Fi", + "read": false + } +] \ No newline at end of file diff --git a/reading-list-manager/package-lock.json b/reading-list-manager/package-lock.json new file mode 100644 index 0000000..8828d3e --- /dev/null +++ b/reading-list-manager/package-lock.json @@ -0,0 +1,105 @@ +{ + "name": "reading-list-manager", + "version": "1.0.0", + "lockfileVersion": 3, + "requires": true, + "packages": { + "": { + "name": "reading-list-manager", + "version": "1.0.0", + "license": "ISC", + "dependencies": { + "chalk": "^4.1.2" + }, + "devDependencies": { + "prettier": "^3.8.1" + } + }, + "node_modules/ansi-styles": { + "version": "4.3.0", + "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-4.3.0.tgz", + "integrity": "sha512-zbB9rCJAT1rbjiVDb2hqKFHNYLxgtk8NURxZ3IZwD3F6NtxbXZQCnnSi1Lkx+IDohdPlFp222wVALIheZJQSEg==", + "license": "MIT", + "dependencies": { + "color-convert": "^2.0.1" + }, + "engines": { + "node": ">=8" + }, + "funding": { + "url": "https://github.com/chalk/ansi-styles?sponsor=1" + } + }, + "node_modules/chalk": { + "version": "4.1.2", + "resolved": "https://registry.npmjs.org/chalk/-/chalk-4.1.2.tgz", + "integrity": "sha512-oKnbhFyRIXpUuez8iBMmyEa4nbj4IOQyuhc/wy9kY7/WVPcwIO9VA668Pu8RkO7+0G76SLROeyw9CpQ061i4mA==", + "license": "MIT", + "dependencies": { + "ansi-styles": "^4.1.0", + "supports-color": "^7.1.0" + }, + "engines": { + "node": ">=10" + }, + "funding": { + "url": "https://github.com/chalk/chalk?sponsor=1" + } + }, + "node_modules/color-convert": { + "version": "2.0.1", + "resolved": "https://registry.npmjs.org/color-convert/-/color-convert-2.0.1.tgz", + "integrity": "sha512-RRECPsj7iu/xb5oKYcsFHSppFNnsj/52OVTRKb4zP5onXwVF3zVmmToNcOfGC+CRDpfK/U584fMg38ZHCaElKQ==", + "license": "MIT", + "dependencies": { + "color-name": "~1.1.4" + }, + "engines": { + "node": ">=7.0.0" + } + }, + "node_modules/color-name": { + "version": "1.1.4", + "resolved": "https://registry.npmjs.org/color-name/-/color-name-1.1.4.tgz", + "integrity": "sha512-dOy+3AuW3a2wNbZHIuMZpTcgjGuLU/uBL/ubcZF9OXbDo8ff4O8yVp5Bf0efS8uEoYo5q4Fx7dY9OgQGXgAsQA==", + "license": "MIT" + }, + "node_modules/has-flag": { + "version": "4.0.0", + "resolved": "https://registry.npmjs.org/has-flag/-/has-flag-4.0.0.tgz", + "integrity": "sha512-EykJT/Q1KjTWctppgIAgfSO0tKVuZUjhgMr17kqTumMl6Afv3EISleU7qZUzoXDFTAHTDC4NOoG/ZxU3EvlMPQ==", + "license": "MIT", + "engines": { + "node": ">=8" + } + }, + "node_modules/prettier": { + "version": "3.8.1", + "resolved": "https://registry.npmjs.org/prettier/-/prettier-3.8.1.tgz", + "integrity": "sha512-UOnG6LftzbdaHZcKoPFtOcCKztrQ57WkHDeRD9t/PTQtmT0NHSeWWepj6pS0z/N7+08BHFDQVUrfmfMRcZwbMg==", + "dev": true, + "license": "MIT", + "bin": { + "prettier": "bin/prettier.cjs" + }, + "engines": { + "node": ">=14" + }, + "funding": { + "url": "https://github.com/prettier/prettier?sponsor=1" + } + }, + "node_modules/supports-color": { + "version": "7.2.0", + "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-7.2.0.tgz", + "integrity": "sha512-qpCAvRl9stuOHveKsn7HncJRvv501qIacKzQlO/+Lwxc9+0q2wLyv4Dfvt80/DPn2pqOBsJdDiogXGR9+OvwRw==", + "license": "MIT", + "dependencies": { + "has-flag": "^4.0.0" + }, + "engines": { + "node": ">=8" + } + } + } +} diff --git a/reading-list-manager/package.json b/reading-list-manager/package.json new file mode 100644 index 0000000..587aaf1 --- /dev/null +++ b/reading-list-manager/package.json @@ -0,0 +1,19 @@ +{ + "name": "reading-list-manager", + "version": "1.0.0", + "description": "", + "main": "app.js", + "scripts": { + "test": "echo \"Error: no test specified\" && exit 1" + }, + "keywords": [], + "author": "", + "license": "ISC", + "type": "module", + "dependencies": { + "chalk": "^4.1.2" + }, + "devDependencies": { + "prettier": "^3.8.1" + } +} diff --git a/reading-list-manager/readingList.js b/reading-list-manager/readingList.js index 84febab..c6c113f 100644 --- a/reading-list-manager/readingList.js +++ b/reading-list-manager/readingList.js @@ -1,53 +1,119 @@ +import fs from 'node:fs'; +import chalk from 'chalk'; // Place here the file operation functions for loading and saving books function loadBooks() { - // TODO: Implement this function - // Read from books.json - // Handle missing file (create empty array) - // Handle invalid JSON (notify user, use empty array) - // Use try-catch for error handling + // TODO: Implement this function + // Read from books.json + + // Handle missing file (create empty array) + // Handle invalid JSON (notify user, use empty array) + // Use try-catch for error handling + try { + const data = fs.readFileSync('books.json', 'utf8'); + return JSON.parse(data); + } catch (error) { + console.log('Could not load books. Using empty list.'); + return []; + } } function saveBooks(books) { - // TODO: Implement this function - // Write books array to books.json - // Use try-catch for error handling + // TODO: Implement this function + // Write books array to books.json + // Use try-catch for error handling + try { + fs.writeFileSync('books.json', JSON.stringify(books, null, 2)); + } catch (error) { + console.log(chalk.red('Error saving books:', error.message)); + } } function addBook(book) { - // TODO: Implement this function + // TODO: Implement this function + const books = loadBooks(); + books.push(book); + saveBooks(books); + console.log(chalk.green(`Book "${book.title}" added!`)); } function getUnreadBooks() { - // TODO: Implement this function using filter() + // TODO: Implement this function using filter() + const books = loadBooks(); + return books.filter((book) => !book.read); } function getBooksByGenre(genre) { - // TODO: Implement this function using filter() + // TODO: Implement this function using filter() + const books = loadBooks(); + return books.filter( + (book) => book.genre.toLowerCase() === genre.toLowerCase() + ); } function markAsRead(id) { - // TODO: Implement this function using map() + // TODO: Implement this function using map() + const books = loadBooks(); + const updatedBooks = books.map((book) => { + if (book.id === id) book.read = true; + return book; + }); + saveBooks(updatedBooks); + console.log(chalk.green(`Book with ID ${id} marked as read.`)); } function getTotalBooks() { - // TODO: Implement this function using length + // TODO: Implement this function using length + return loadBooks().length; } function hasUnreadBooks() { - // TODO: Implement this function using some() + // TODO: Implement this function using some() + return loadBooks().some((book) => !book.read); } function printAllBooks() { - // TODO: Implement this function - // Loop through and display with chalk - // Use green for read books, yellow for unread - // Use cyan for titles + // TODO: Implement this function + // Loop through and display with chalk + // Use green for read books, yellow for unread + // Use cyan for titles + const books = loadBooks(); + console.log(chalk.bold('\nšŸ“š MY READING LIST šŸ“š')); + books.forEach((book) => { + const status = book.read + ? chalk.green('āœ“ Read') + : chalk.yellow('āš  Unread'); + console.log( + `${book.id}. ${chalk.cyan(book.title)} by ${book.author} (${book.genre}) ${status}` + ); + }); } function printSummary() { - // TODO: Implement this function - // Show statistics with chalk - // Display total books, read count, unread count - // Use bold for stats -} \ No newline at end of file + // TODO: Implement this function + // Show statistics with chalk + // Display total books, read count, unread count + // Use bold for stats + const books = loadBooks(); + const total = books.length; + const read = books.filter((b) => b.read).length; + const unread = total - read; + + console.log(chalk.bold('\nšŸ“Š SUMMARY šŸ“Š')); + console.log(`Total Books: ${total}`); + console.log(`Read: ${read}`); + console.log(`Unread: ${unread}`); +} + +export { + loadBooks, + saveBooks, + addBook, + getUnreadBooks, + getBooksByGenre, + markAsRead, + getTotalBooks, + hasUnreadBooks, + printAllBooks, + printSummary, +};