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phone-book.js
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167 lines (137 loc) · 4.13 KB
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'use strict';
/**
* Сделано задание на звездочку
* Реализован метод importFromCsv
*/
const isStar = true;
/**
* Телефонная книга
*/
let phoneBook = {};
/**
* Добавление записи в телефонную книгу
* @param {String} phone
* @param {String?} name
* @param {String?} email
* @returns {Boolean}
*/
function add(phone, name, email) {
if (!((/^\d{10}$/).test(phone)) || name === '' ||
name === undefined || phoneBook.hasOwnProperty(phone)) {
return false;
}
phoneBook[phone] = { name, email };
return true;
}
/**
* Обновление записи в телефонной книге
* @param {String} phone
* @param {String?} name
* @param {String?} email
* @returns {Boolean}
*/
function update(phone, name, email) {
if (!(phone in phoneBook) || name === '' || name === undefined) {
return false;
}
phoneBook[phone] = { name, email };
return true;
}
/**
* Удаление записей по запросу из телефонной книги
* @param {String} query
* @returns {Number}
*/
function findAndRemove(query) {
if (query === '' || query === undefined) {
return 0;
}
let arrforDelete = [];
if (query === '*') {
arrforDelete = sortArrayfromAtoZbyName(Object.keys(phoneBook));
} else {
arrforDelete = findWithoutOutput(query);
}
for (let i of arrforDelete) {
delete phoneBook[i];
}
return arrforDelete.length;
}
/**
* Поиск записей по запросу в телефонной книге
* @param {String} query
* @returns {String[]}
*/
function find(query) {
if (typeof query !== 'string' || query === '' || query === undefined) {
return [];
}
if (query === '*') {
let arrofAll = sortArrayfromAtoZbyName(Object.keys(phoneBook));
return outPutofFind(arrofAll);
}
return outPutofFind(findWithoutOutput(query));
}
function outPutofFind(somearray) {
return somearray.map(phone => (phoneBook[phone].email)
? [phoneBook[phone].name, transferPhone(phone), phoneBook[phone].email].join(', ')
: [phoneBook[phone].name, transferPhone(phone)].join(', '));
}
function findWithoutOutput(query) {
let allkey = Object.keys(phoneBook);
let detectedAr = choicebyPhone(allkey, query);
return sortArrayfromAtoZbyName(detectedAr);
}
function transferPhone(phone) {
const first3num = phone.substring(0, 3);
const second3num = phone.substring(3, 6);
const third2num = phone.substring(6, 8);
const fourth2num = phone.substring(8, 10);
return `+7 (${first3num}) ${second3num}-${third2num}-${fourth2num}`;
}
function choicebyPhone(somearray, query) {
return somearray.filter(phone => phoneBook[phone].name.includes(query) ||
(phoneBook[phone].email !== undefined && phoneBook[phone].email !== '' &&
phoneBook[phone].email.includes(query)) ||
phone.includes(query));
}
function sortArrayfromAtoZbyName(somearray) {
return somearray.sort((a, b) => phoneBook[a].name > phoneBook[b].name);
}
/**
* Импорт записей из csv-формата
* @star
* @param {String} csv
* @returns {Number} – количество добавленных и обновленных записей
*/
function importFromCsv(csv) {
// Парсим csv
// Добавляем в телефонную книгу
// Либо обновляем, если запись с таким телефоном уже существует
checkCSV(csv);
const arrwithoutN = csv.split('\n');
let arrLength = 0;
for (let i = 0; i < arrwithoutN.length; i++) {
const line = arrwithoutN[i].split(';');
const name = line[0];
const phone = line[1];
const email = line[2];
if (add(phone, name, email) || update(phone, name, email)) {
arrLength++;
}
}
return arrLength;
}
function checkCSV(csv) {
if (typeof csv !== 'string' || csv === undefined || csv === '') {
return 0;
}
}
module.exports = {
add,
update,
findAndRemove,
find,
importFromCsv,
isStar
};