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notes.js
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notes.js
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const fs = require('fs');
const chalk = require('chalk');
const getNotes = function() {
return "Your notes..."
};
const addNote = function (title, body) {
const notes = loadNotes();
const duplicateNote = notes.find((note) => note.title === title);
if (!duplicateNote) {
notes.push({
title: title,
body: body
})
saveNotes(notes);
console.log('New note added!')
} else {
console.log('Note title already in use!')
}
}
const removeNote = function (title) {
const notes = loadNotes();
const notesToKeep = notes.filter(function (note){
return note.title !== title;
})
if (notes.length > notesToKeep.length || notes.length === 1 && notesToKeep.length === 0){
console.log(chalk.green.inverse('Note removed!'))
saveNotes(notesToKeep);
} else {
console.log(chalk.red.inverse('Note does not exist!'))
}
};
const listNotes = function () {
const notes = loadNotes();
console.log(chalk.white.inverse('Your notes: '));
notes.forEach((note) =>{
console.log(note.title);
})
}
const readNote = (title) => {
const notes = loadNotes();
const note = notes.find((note) => note.title === title);
if (note) {
console.log(chalk.white.inverse(note.title));
console.log(chalk.inverse(note.body));
} else {
console.log(chalk.red.inverse('Note not found!'));
}
}
const saveNotes = function (notes) {
const dataJSON = JSON.stringify(notes);
fs.writeFileSync('notes.json', dataJSON);
}
const loadNotes = function () {
try {
const dataBuffer = fs.readFileSync('notes.json');
const dataJSON = dataBuffer.toString();
return JSON.parse(dataJSON);
} catch (e) {
return [];
}
}
module.exports = {
getNotes: getNotes,
addNote: addNote,
removeNote: removeNote,
listNotes: listNotes,
readNote: readNote
}