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phone-book.js
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201 lines (169 loc) · 4.86 KB
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/* jshint maxcomplexity:false */
'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) {
if (this.phoneBook === undefined) {
this.phoneBook = {};
if (!checkArguments(phone, name)) {
return false;
}
this.phoneBook[phone] = [phone, name, email];
return true;
}
let flag = checkArguments(phone, name);
if (flag) {
if (!reapitEntry(this.phoneBook, phone)) {
return false;
}
this.phoneBook[phone] = [phone, name, email];
}
return flag;
};
function reapitEntry(book, phone) {
for (var elem in book) {
if (phone === book[elem][0]) {
return false;
}
}
return true;
}
function checkArguments(phone, name) {
if (phone === undefined) {
return false;
}
if (phone.length !== 10) {
return false;
}
if (isNaN(Number(phone))) {
return false;
}
if (name === 'Неизвестный' || name === undefined) {
return false;
}
return true;
}
/**
* Обновление записи в телефонной книге
* @param {String} phone
* @param {String} name
* @param {String} email
* @returns {Boolean}
*/
exports.update = function (phone, name, email) {
if (name === 'Неизвестный' || name === undefined) {
return false;
}
for (var elem in this.phoneBook) {
if (phone === this.phoneBook[elem][0]) {
this.phoneBook[elem][1] = name;
this.phoneBook[elem][2] = email;
return true;
}
}
return false;
};
/**
* Удаление записей по запросу из телефонной книги
* @param {String} query
* @returns {Number}
*/
exports.findAndRemove = function (query) {
let result = exports.find(query);
let newPhone = '';
let index = 0;
for (var i = 0; i < result.length; i++) {
index = result[i].indexOf('+7');
newPhone = transfomPhone(result[i].slice(index, index + 19));
delete this.phoneBook[newPhone];
}
return result.length;
};
function transfomPhone(phone) {
if (phoneBook !== undefined) {
phone.slice(4, 7);
}
let nums = phone.slice(4, 7) + phone.slice(9, 12) + phone.slice(13, 15) + phone.slice(16, 19);
return nums;
}
/**
* Поиск записей по запросу в телефонной книге
* @param {String} query
* @returns {[String]}
*/
exports.find = function (query) {
if (query === '') {
return [];
}
let result = [];
result = (query === '*') ? allPersons(this.phoneBook) : allMath(this.phoneBook, query);
return result.sort();
};
function allPersons(book) {
let result = [];
for (var number in book) {
if (book.hasOwnProperty(number)) {
result.push(createLine(book, number));
}
}
return result;
}
function createLine(book, number) {
return (book[number][2] === undefined) ? book[number][1] +
', ' + translatePhone(number) : book[number][1] + ', ' + translatePhone(number) +
', ' + book[number][2];
}
function allMath(book, query) {
let result = [];
for (var number in book) {
if (book[number][0].indexOf(query) !== -1 ||
book[number][1].indexOf(query) !== -1 ||
(book[number][2] !== undefined && book[number][2].indexOf(query) !== -1)) {
result.push(createLine(book, number));
}
}
return result;
}
function translatePhone(number) {
return '+7 (' + number.slice(0, 3) + ') ' + number.slice(3, 6) +
'-' + number.slice(6, 8) + '-' + number.slice(8, 10);
}
/**
* 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 persons = csv.split('\n');
let parts = [];
for (var i = 0; i < persons.length; i++) {
parts = persons[i].split(';');
if (parts.length === 3) {
exports.add(parts[1], parts[0], parts[2]);
exports.update(parts[1], parts[0], parts[2]);
}
if (parts.length === 2) {
exports.add(parts[1], parts[0]);
exports.update(parts[1], parts[0]);
}
}
return Object.keys(this.phoneBook).length;
};