-
Notifications
You must be signed in to change notification settings - Fork 0
/
notes.js
80 lines (68 loc) · 2.02 KB
/
notes.js
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
const fs = require('fs')
const chalk = require('chalk')
const getNotes = () => { 'Your notes...'}
const addNote = function (title, body) {
const notes = loadNotes()
// it is containing list of duplicate values
// const duplicateNotes = notes.filter( (note) => note.title === title )
const duplicateNote = notes.find( (note) => note.title === title )
//debugger
// run : node inspect app.js
if (!duplicateNote) {
notes.push({
title: title,
body: body
})
saveNotes(notes)
console.log(chalk.green.inverse('New note added!'))
} else {
console.log(chalk.red.inverse('Note title taken!'))
}
}
const removeNote = (title) =>{
const notes = loadNotes()
const notestoKeep = notes.filter( (note) => note.title !== title)
if (notes.length > notestoKeep.length) {
console.log(chalk.green.inverse('Note Removed!'))
saveNotes(notestoKeep)
} else {
console.log(chalk.red.inverse('No note found!'))
}
}
const listNotes = () =>{
console.log(chalk.blue.bold.inverse('Your Notes'))
const notes = loadNotes()
notes.forEach( (note) => {
console.log(note.title)
});
}
const readNote = (title) => {
const notes = loadNotes()
const noteToRead = notes.find( (note) => note.title === title )
if(noteToRead){
console.log(chalk.green('Title :' + noteToRead.title))
console.log(chalk.blue('Body : ' + noteToRead.body))
} else{
console.log(chalk.red.inverse('No note with this title'))
}
}
const saveNotes = (notes) => {
const dataJSON = JSON.stringify(notes)
fs.writeFileSync('notes.json', dataJSON)
}
const loadNotes = () => {
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
}