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phone-book.js
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'use strict';
/**
* Сделано задание на звездочку
* Реализован метод importFromCsv
*/
exports.isStar = true;
/**
* Телефонная книга
*/
var phoneBook = [];
function checkIfPhone(potentialPhone) {
if (potentialPhone === undefined) {
return false;
}
return ((potentialPhone.match(/\d{10}/) !== null) && potentialPhone.length === 10);
}
function findIndexOfPhone(phone) {
if (phone === undefined) {
return false;
}
for (var i = 0; i < phoneBook.length; i++) {
if ((phoneBook[i].phone.indexOf(phone)) !== -1) {
return i;
}
}
return -1;
}
function checkUniqueness(phone, name, email) {
for (var i = 0; i < phoneBook.length; i++) {
if (checkContactForQuery(phone, phoneBook[i]) ||
checkContactForQuery(name, phoneBook[i]) ||
checkContactForQuery(email, phoneBook[i])) {
return false;
}
}
return true;
}
/**
* Добавление записи в телефонную книгу add('5554440044', 'Григорий', '[email protected]');
* @param {String} phone add('5554440044', 'Григорий', '[email protected]');
* @param {String} name add('5552220022', 'Борис', '[email protected]');
* @param {String} email
*/
exports.add = function (phone, name, email) {
if ((isValidContact(phone, name, email) === false)) {
return false;
}
if ((email === undefined) && (checkUniqueness(phone, name, email) === true)) {
phoneBook.push({ phone: phone, name: name });
return true;
}
if (checkUniqueness(phone, name, email) === true) {
phoneBook.push({ phone: phone, name: name, email: email });
return true;
}
return false;
};
/**
* Обновление записи в телефонной книге
* @param {String} phone
* @param {String} name
* @param {String} email
*/
exports.update = function (phone, name, email) {
var phoneInd = (findIndexOfPhone(phone));
if ((isValidContact(phone, name, email) === false) || (phoneInd === -1)) {
return false;
}
if (name !== undefined) {
phoneBook[phoneInd].name = name;
}
if (email !== undefined) {
phoneBook[phoneInd].email = email;
}
if (email === undefined) {
delete phoneBook[phoneInd].email;
}
return true;
};
/**
* Удаление записей по запросу из телефонной книги
* @param {String} query
*/
exports.findAndRemove = function (query) {
var numOfDeleted = phoneBook.length;
var phoneBookAfterRemove = [];
if (query === '') {
return 0;
}
if (query === '*') {
phoneBook = phoneBookAfterRemove;
return numOfDeleted;
}
for (var i = 0; i < phoneBook.length; i++) {
if (checkContactForQuery(query, phoneBook[i]) === false) {
phoneBookAfterRemove.push(phoneBook[i]);
numOfDeleted--;
}
}
phoneBook = phoneBookAfterRemove;
return numOfDeleted;
};
/**
* Поиск записей по запросу в телефонной книге
* @param {String} query
*/
exports.find = function (query) {
var acc = [];
if (query === '') {
acc = [];
} else if (query === '*') {
findAllAndConvert(acc);
} else {
findQueryAndConvert(query, acc);
}
return acc.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
var arrOfCSV = csv.split('\n');
var numOfAddedOrUpdated = 0;
for (var i = 0; i < arrOfCSV.length; i++) {
var contact = arrOfCSV[i].split(';');
if (exports.add(contact[1], contact[0], contact[2])) {
numOfAddedOrUpdated++;
} else if (exports.update(contact[1], contact[0], contact[2])) {
numOfAddedOrUpdated++;
}
}
return numOfAddedOrUpdated;
};
function findAllAndConvert(acc) {
for (var i = 0; i < phoneBook.length; i++) {
acc.push(convertObjToStr(phoneBook[i]));
}
return acc;
}
function findQueryAndConvert(query, acc) {
for (var i = 0; i < phoneBook.length; i++) {
if (checkContactForQuery(query, phoneBook[i]) === true) {
acc.push(convertObjToStr(phoneBook[i]));
}
}
return acc;
}
function checkContactForQuery(query, contact) {
var keys = Object.keys(contact);
for (var i = 0; i < keys.length; i++) {
var key = keys[i];
var value = contact[key];
if ((value.indexOf(query) !== -1) && (value !== undefined)) {
return true;
}
}
return false;
}
function convertObjToStr(objWithQuery) {
var strWithoutEmail = objWithQuery.name + ', +7 (' + objWithQuery.phone.slice(0, 3) +
') ' + objWithQuery.phone.slice(3, 6) + '-' + objWithQuery.phone.slice(6, 8) +
'-' + objWithQuery.phone.slice(8);
if (objWithQuery.email === undefined) {
return strWithoutEmail;
}
var strWithEmail = strWithoutEmail + ', ' + objWithQuery.email;
return strWithEmail;
}
function isValidContact(phone, name, email) {
if (((typeof email !== 'string') && (email !== undefined)) ||
(typeof name !== 'string') || (name === '') || (checkIfPhone(phone) === false)) {
return false;
}
return true;
}