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phone-book.js
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194 lines (168 loc) · 4.54 KB
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'use strict';
/**
* Сделано задание на звездочку
* Реализован метод importFromCsv
*/
exports.isStar = true;
/**
* Телефонная книга
*/
var phoneBook = [];
/**
* Добавление записи в телефонную книгу
* @param {String} phone
* @param {String} name
* @param {String} email
* @returns {Boolean}
*/
exports.add = function (phone, name, email) {
var regexp = /^\d{10}$/;
if (regexp.test(phone) && typeof name === 'string' && name !== '' && !isRecordExists(phone)) {
if (typeof email !== 'string') {
email = '';
}
var entry = { phone, name, email };
phoneBook.push(entry);
return true;
}
return false;
};
function isRecordExists(phone) {
for (var entry of phoneBook) {
if (phone === entry.phone) {
return true;
}
}
return false;
}
/**
* Обновление записи в телефонной книге
* @param {String} phone
* @param {String} name
* @param {String} email
* @returns {Boolean}
*/
exports.update = function (phone, name, email) {
if (typeof name !== 'string' || name === '') {
return false;
}
var entry = getEntry(phone);
if (entry === null) {
return false;
}
if (typeof email === 'string') {
entry.email = email;
} else {
entry.email = '';
}
entry.name = name;
return true;
};
function getEntry(phone) {
for (var entry of phoneBook) {
if (phone === entry.phone) {
return entry;
}
}
return null;
}
/**
* Удаление записей по запросу из телефонной книги
* @param {String} query
* @returns {Number}
*/
exports.findAndRemove = function (query) {
var count = 0;
if (query === '*') {
count = phoneBook.length;
phoneBook = [];
return count;
}
if (query === '' || typeof query !== 'string') {
return 0;
}
var newPhoneBook = [];
for (let entry of phoneBook) {
if (!isContainsQuery(query, entry)) {
newPhoneBook.push(entry);
}
}
count = phoneBook.length - newPhoneBook.length;
phoneBook = newPhoneBook;
return count;
};
/**
* Поиск записей по запросу в телефонной книге
* @param {String} query
* @returns {String}
*/
exports.find = function (query) {
if (query === '*') {
return outputAllEntries();
}
if (query === '' || typeof query !== 'string') {
return [];
}
phoneBook.sort(sName);
var entries = [];
for (let entry of phoneBook) {
if (isContainsQuery(query, entry)) {
var record = conversionToFormat(entry).join(', ');
entries.push(record);
}
}
return entries;
};
function isContainsQuery(query, entry) {
return (entry.name.indexOf(query) !== -1 || entry.phone.indexOf(query) !== -1 ||
entry.email.indexOf(query) !== -1);
}
function outputAllEntries() {
phoneBook.sort(sName);
var entries = [];
for (let entry of phoneBook) {
var arr = [];
arr = conversionToFormat(entry);
entries.push(arr.join(', '));
}
return entries;
}
function phoneFormat(n) {
var newPhoneNumber = '+7 (' + n.substr(0, 3) + ') ' + n.substr(3, 3) + '-' +
n.substr(6, 2) + '-' + n.substring(8);
return newPhoneNumber;
}
function conversionToFormat(entry) {
var arr = [];
if (entry.email === '' || entry.email === undefined || entry.email === null) {
arr = [entry.name, phoneFormat(entry.phone)];
} else {
arr = [entry.name, phoneFormat(entry.phone), entry.email];
}
return arr;
}
function sName(i, ii) {
return i.name > ii.name;
}
/**
* Импорт записей из csv-формата
* @star
* @param {String} csv
* @returns {Number} – количество добавленных и обновленных записей
*/
exports.importFromCsv = function (csv) {
var csvEntries = csv.split('\n');
var count = 0;
for (var entry of csvEntries) {
var entries = entry.split(';');
if (exports.add(entries[1], entries[0], entries[2])) {
count += 1;
} else if (exports.update(entries[1], entries[0], entries[2])) {
count += 1;
}
}
// Парсим csv
// Добавляем в телефонную книгу
// Либо обновляем, если запись с таким телефоном уже существует
return count;
};