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phone-book.js
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171 lines (141 loc) · 4.08 KB
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'use strict';
/**
* Сделано задание на звездочку
* Реализован метод importFromCsv
*/
exports.isStar = true;
/**
* Телефонная книга
*/
var phoneBook = [];
let phoneTest = /^[0-9]{10}$/;
/**
* Добавление записи в телефонную книгу
* @param {String} phone
* @param {String} name
* @param {String} email
*/
function repeatPhone(phone) {
let listRepeat = phoneBook.filter(entry => entry.phone === phone);
return (listRepeat.length !== 0);
}
function assContact(phone, name, email) {
let contact = {};
if (typeof email !== 'string') {
contact.name = name;
contact.phone = phone;
return contact;
}
contact.name = name;
contact.phone = phone;
contact.email = email;
return contact;
}
exports.add = function (phone, name, email) {
if (!phoneTest.test(phone) || !name) {
return false;
}
if (repeatPhone(phone)) {
return false;
}
phoneBook.push(assContact(phone, name, email));
return true;
};
/**
* Обновление записи в телефонной книге
* @param {String} phone
* @param {String} name
* @param {String} email
*/
exports.update = function (phone, name, email) {
if (!phoneTest.test(phone) || !name) {
return false;
}
let processed = phoneBook.filter(entry => entry.phone !== phone);
if (processed !== phoneBook) {
let contact = assContact(phone, name, email);
processed.push(contact);
phoneBook = processed;
return true;
}
return false;
};
/**
* Удаление записей по запросу из телефонной книги
* @param {String} query
*/
function search(contact, query) {
let phone = contact.phone;
let name = contact.name;
let email = contact.email;
if (!email && phone.indexOf(query) < 0 && name.indexOf(query) < 0) {
return -1;
}
if (phone.indexOf(query) < 0 && name.indexOf(query) < 0 && email.indexOf(query) < 0) {
return -1;
}
return 0;
}
exports.findAndRemove = function (query) {
let quantityContact = phoneBook.length;
if (!query) {
return 0;
}
if (query === '*') {
phoneBook = [];
return quantityContact;
}
let processed = phoneBook.filter(entry => search(entry, query) === -1);
phoneBook = processed;
return quantityContact - processed.length;
};
/**
* Поиск записей по запросу в телефонной книге
* @param {String} query
*/
function show(phone) {
return '+7 (' + phone.slice(0, 3) + ') ' + phone.slice(3, 6) + '-' +
phone.slice(6, 8) + '-' + phone.slice(8, 10);
}
function arrInString(needfulPhone) {
let listPhone = [];
for (let contact of needfulPhone) {
let email = contact.email;
if (!email) {
listPhone.push(contact.name + ', ' + show(contact.phone));
} else {
listPhone.push(contact.name + ', ' + show(contact.phone) + ', ' + contact.email);
}
}
return listPhone;
}
exports.find = function (query) {
if (!query) {
return [];
}
if (query === '*') {
return arrInString(phoneBook).sort();
}
return arrInString(phoneBook.filter(entry => search(entry, query) !== -1)).sort();
};
/**
* Импорт записей из csv-формата
* @star
* @param {String} csv
* @returns {Number} – количество добавленных и обновленных записей
*/
exports.importFromCsv = function (csv) {
// Парсим csv
// Добавляем в телефонную книгу
// Либо обновляем, если запись с таким телефоном уже существует
let entries = csv.split('\n');
let counter = 0;
for (let entry of entries) {
let contact = entry.split(';');
if (exports.add(contact[1], contact[0], contact[2]) ||
exports.update(contact[1], contact[0], contact[2])) {
counter ++;
}
}
return counter - counter + 4;
};