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notes.js
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69 lines (60 loc) · 1.62 KB
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const fs = require('fs')
const chalk = require('chalk')
const loadNotes = () => {
try {
const dataJSON = fs.readFileSync('notes.json').toString()
return JSON.parse(dataJSON)
} catch (e) {
return []
}
}
const listNotes = () => {
const notes = loadNotes()
if (notes.length > 0) {
console.log(chalk.bgBlue('Your notes'))
notes.forEach(note => console.log(note.title))
} else {
console.log(chalk.bgRed('No notes present'))
}
}
const readNote = (title) => {
const notes = loadNotes()
const note = notes.find((note) => note.title === title)
if (note) {
console.log(chalk.bgBlue(note.title))
console.log(note.body)
} else {
console.log(chalk.bgRed('Note not found'))
}
}
const addNote = (title, body) => {
const notes = loadNotes()
const duplicateNote = notes.find((note) => note.title === title)
if (!duplicateNote) {
notes.push({title, body})
saveNotes(notes)
console.log(chalk.bgGreen('New note added'))
} else {
console.log(chalk.bgRed('Note title taken!'))
}
}
const saveNotes = (notes) => {
const dataJSON = JSON.stringify(notes)
fs.writeFileSync('notes.json', dataJSON)
}
const removeNote = (title) => {
const notes = loadNotes()
const keptNotes = notes.filter((note) => note.title !== title)
if (notes.length > keptNotes.length) {
console.log(chalk.bgGreen('Note removed'))
saveNotes(keptNotes)
} else {
console.log(chalk.bgRed('No note found'))
}
}
module.exports = {
addNote,
listNotes,
readNote,
removeNote
}