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inpx-web/client/components/Search/BaseList.js

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JavaScript
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import axios from 'axios';
import dayjs from 'dayjs';
import _ from 'lodash';
import authorBooksStorage from './authorBooksStorage';
import BookView from './BookView/BookView.vue';
import LoadingMessage from './LoadingMessage/LoadingMessage.vue';
import * as utils from '../../share/utils';
const showMoreCount = 100;//значение для "Показать еще"
const maxItemCount = 500;//выше этого значения показываем "Загрузка"
const componentOptions = {
components: {
BookView,
LoadingMessage,
},
watch: {
settings() {
this.loadSettings();
},
search: {
handler() {
if (!this.isExtendedSearch)
this.refresh();
},
deep: true,
},
extSearch: {
handler() {
if (this.isExtendedSearch)
this.refresh();
},
deep: true,
},
showDeleted() {
this.refresh();
},
},
};
export default class BaseList {
_options = componentOptions;
_props = {
list: Object,
search: Object,
extSearch: Object,
genreMap: Object,
};
loadingMessage = '';
loadingMessage2 = '';
//settings
expandedAuthor = [];
expandedSeries = [];
downloadAsZip = false;
showCounts = true;
showRates = true;
showGenres = true;
showDeleted = false;
abCacheEnabled = true;
//stuff
refreshing = false;
showMoreCount = showMoreCount;
maxItemCount = maxItemCount;
searchResult = {};
tableData = [];
created() {
this.isExtendedSearch = false;
this.commit = this.$store.commit;
this.api = this.$root.api;
this.loadSettings();
}
mounted() {
this.refresh();//no await
}
loadSettings() {
const settings = this.settings;
this.expandedAuthor = _.cloneDeep(settings.expandedAuthor);
this.expandedSeries = _.cloneDeep(settings.expandedSeries);
this.downloadAsZip = settings.downloadAsZip;
this.showCounts = settings.showCounts;
this.showRates = settings.showRates;
this.showGenres = settings.showGenres;
this.showDeleted = settings.showDeleted;
this.abCacheEnabled = settings.abCacheEnabled;
}
get config() {
return this.$store.state.config;
}
get settings() {
return this.$store.state.settings;
}
get showReadLink() {
return this.config.bookReadLink != '' || this.list.liberamaReady;
}
scrollToTop() {
this.$emit('listEvent', {action: 'scrollToTop'});
}
selectAuthor(author) {
const search = (this.isExtendedSearch ? this.extSearch : this.search);
search.author = `=${author}`;
this.scrollToTop();
}
selectSeries(series) {
const search = (this.isExtendedSearch ? this.extSearch : this.search);
search.series = `=${series}`;
}
selectTitle(title) {
const search = (this.isExtendedSearch ? this.extSearch : this.search);
search.title = `=${title}`;
}
async download(book, action) {
if (this.downloadFlag)
return;
this.downloadFlag = true;
(async() => {
await utils.sleep(200);
if (this.downloadFlag)
this.loadingMessage2 = 'Подготовка файла...';
})();
try {
//подготовка
const response = await this.api.getBookLink(book._uid);
const link = response.link;
let href = `${window.location.origin}${link}`;
//downloadAsZip
if (this.downloadAsZip && (action == 'download' || action == 'copyLink')) {
href += '/zip';
//подожлем формирования zip-файла
await axios.head(href);
}
//action
if (action == 'download') {
//скачивание
const d = this.$refs.download;
d.href = href;
d.click();
} else if (action == 'copyLink') {
//копирование ссылки
if (await utils.copyTextToClipboard(href))
this.$root.notify.success('Ссылка успешно скопирована');
else
this.$root.stdDialog.alert(
`Копирование ссылки не удалось. Пожалуйста, попробуйте еще раз.
<br><br>
<b>Пояснение</b>: вероятно, браузер запретил копирование, т.к. прошло<br>
слишком много времени с момента нажатия на кнопку (инициация<br>
пользовательского события). Сейчас ссылка уже закеширована,<br>
поэтому повторная попытка должна быть успешной.`, 'Ошибка');
} else if (action == 'readBook') {
//читать
if (this.list.liberamaReady) {
this.$emit('listEvent', {action: 'submitUrl', data: href});
} else {
const url = this.config.bookReadLink.replace('${DOWNLOAD_LINK}', href);
window.open(url, '_blank');
}
} else if (action == 'bookInfo') {
//информация о книге
const response = await this.api.getBookInfo(book._uid);
this.$emit('listEvent', {action: 'bookInfo', data: response.bookInfo});
}
} catch(e) {
this.$root.stdDialog.alert(e.message, 'Ошибка');
} finally {
this.downloadFlag = false;
this.loadingMessage2 = '';
}
}
bookEvent(event) {
switch (event.action) {
case 'authorClick':
this.selectAuthor(event.book.author);
break;
case 'seriesClick':
this.selectSeries(event.book.series);
break;
case 'titleClick':
this.selectTitle(event.book.title);
break;
case 'download':
case 'copyLink':
case 'readBook':
case 'bookInfo':
this.download(event.book, event.action);//no await
break;
}
}
isExpandedAuthor(item) {
return this.expandedAuthor.indexOf(item.author) >= 0;
}
isExpandedSeries(seriesItem) {
return this.expandedSeries.indexOf(seriesItem.key) >= 0;
}
setSetting(name, newValue) {
this.commit('setSettings', {[name]: _.cloneDeep(newValue)});
}
highlightPageScroller(query) {
this.$emit('listEvent', {action: 'highlightPageScroller', query});
}
async expandSeries(seriesItem) {
this.$emit('listEvent', {action: 'ignoreScroll'});
const expandedSeries = _.cloneDeep(this.expandedSeries);
const key = seriesItem.key;
if (!this.isExpandedSeries(seriesItem)) {
expandedSeries.push(key);
if (expandedSeries.length > 100) {
expandedSeries.shift();
}
this.getSeriesBooks(seriesItem); //no await
this.setSetting('expandedSeries', expandedSeries);
} else {
const i = expandedSeries.indexOf(key);
if (i >= 0) {
expandedSeries.splice(i, 1);
this.setSetting('expandedSeries', expandedSeries);
}
}
}
async loadAuthorBooks(authorId) {
try {
let result;
if (this.abCacheEnabled) {
const key = `author-${authorId}-${this.list.inpxHash}`;
const data = await authorBooksStorage.getData(key);
if (data) {
result = JSON.parse(data);
} else {
result = await this.api.getAuthorBookList(authorId);
await authorBooksStorage.setData(key, JSON.stringify(result));
}
} else {
result = await this.api.getAuthorBookList(authorId);
}
return result.books;
} catch (e) {
this.$root.stdDialog.alert(e.message, 'Ошибка');
}
}
async loadAuthorSeries(authorId) {
try {
let result;
if (this.abCacheEnabled) {
const key = `author-${authorId}-series-${this.list.inpxHash}`;
const data = await authorBooksStorage.getData(key);
if (data) {
result = JSON.parse(data);
} else {
result = await this.api.getAuthorSeriesList(authorId);
await authorBooksStorage.setData(key, JSON.stringify(result));
}
} else {
result = await this.api.getAuthorSeriesList(authorId);
}
return result.series;
} catch (e) {
this.$root.stdDialog.alert(e.message, 'Ошибка');
}
}
async loadSeriesBooks(series) {
try {
let result;
if (this.abCacheEnabled) {
const key = `series-${series}-${this.list.inpxHash}`;
const data = await authorBooksStorage.getData(key);
if (data) {
result = JSON.parse(data);
} else {
result = await this.api.getSeriesBookList(series);
await authorBooksStorage.setData(key, JSON.stringify(result));
}
} else {
result = await this.api.getSeriesBookList(series);
}
return result.books;
} catch (e) {
this.$root.stdDialog.alert(e.message, 'Ошибка');
}
}
async getSeriesBooks(seriesItem) {
//блокируем повторный вызов
if (seriesItem.seriesBookLoading)
return;
seriesItem.seriesBookLoading = true;
try {
seriesItem.allBooksLoaded = await this.loadSeriesBooks(seriesItem.series);
if (seriesItem.allBooksLoaded) {
seriesItem.allBooksLoaded = seriesItem.allBooksLoaded.filter(book => (this.showDeleted || !book.del));
this.sortSeriesBooks(seriesItem.allBooksLoaded);
this.showMoreAll(seriesItem);
}
} finally {
seriesItem.seriesBookLoading = false;
}
}
filterBooks(books) {
const s = this.search;
const emptyFieldValue = '?';
const maxUtf8Char = String.fromCodePoint(0xFFFFF);
const ruAlphabet = 'абвгдеёжзийклмнопрстуфхцчшщъыьэюя';
const enAlphabet = 'abcdefghijklmnopqrstuvwxyz';
const enru = new Set((ruAlphabet + enAlphabet).split(''));
const splitAuthor = (author) => {
if (!author) {
author = emptyFieldValue;
}
const result = author.split(',');
if (result.length > 1)
result.push(author);
return result;
};
const filterBySearch = (bookValue, searchValue) => {
if (!searchValue)
return true;
if (!bookValue)
bookValue = emptyFieldValue;
bookValue = bookValue.toLowerCase();
searchValue = searchValue.toLowerCase();
//особая обработка префиксов
if (searchValue[0] == '=') {
searchValue = searchValue.substring(1);
return bookValue.localeCompare(searchValue) == 0;
} else if (searchValue[0] == '*') {
searchValue = searchValue.substring(1);
return bookValue !== emptyFieldValue && bookValue.indexOf(searchValue) >= 0;
} else if (searchValue[0] == '#') {
searchValue = searchValue.substring(1);
if (!bookValue)
return false;
return bookValue !== emptyFieldValue && !enru.has(bookValue[0]) && bookValue.indexOf(searchValue) >= 0;
} else if (searchValue[0] == '~') {//RegExp
searchValue = searchValue.substring(1);
const re = new RegExp(searchValue, 'i');
return re.test(bookValue);
} else {
//where = `@dirtyIndexLR('value', ${db.esc(a)}, ${db.esc(a + maxUtf8Char)})`;
return bookValue.localeCompare(searchValue) >= 0 && bookValue.localeCompare(searchValue + maxUtf8Char) <= 0;
}
};
return books.filter((book) => {
//author
let authorFound = false;
const authors = splitAuthor(book.author);
for (const a of authors) {
if (filterBySearch(a, s.author)) {
authorFound = true;
break;
}
}
//genre
let genreFound = !s.genre;
if (!genreFound) {
const searchGenres = new Set(s.genre.split(','));
const bookGenres = book.genre.split(',');
for (let g of bookGenres) {
if (!g)
g = emptyFieldValue;
if (searchGenres.has(g)) {
genreFound = true;
break;
}
}
}
//lang
let langFound = !s.lang;
if (!langFound) {
const searchLang = new Set(s.lang.split(','));
langFound = searchLang.has(book.lang || emptyFieldValue);
}
//date
let dateFound = !s.date;
if (!dateFound) {
const date = this.queryDate(s.date).split(',');
let [from = '0000-00-00', to = '9999-99-99'] = date;
dateFound = (book.date >= from && book.date <= to);
}
//librate
let librateFound = !s.librate;
if (!librateFound) {
const searchLibrate = new Set(s.librate.split(',').map(n => parseInt(n, 10)).filter(n => !isNaN(n)));
librateFound = searchLibrate.has(book.librate);
}
//ext
let extFound = !s.ext;
if (!extFound) {
const searchExt = new Set(s.ext.split('|'));
extFound = searchExt.has(book.ext.toLowerCase() || emptyFieldValue);
}
return (this.showDeleted || !book.del)
&& authorFound
&& filterBySearch(book.series, s.series)
&& filterBySearch(book.title, s.title)
&& genreFound
&& langFound
&& dateFound
&& librateFound
&& extFound
;
});
}
showMore(item, all = false) {
if (item.booksLoaded) {
const currentLen = (item.books ? item.books.length : 0);
let books;
if (all || currentLen + this.showMoreCount*1.5 > item.booksLoaded.length) {
books = item.booksLoaded;
} else {
books = item.booksLoaded.slice(0, currentLen + this.showMoreCount);
}
item.showMore = (books.length < item.booksLoaded.length);
item.books = books;
}
}
showMoreAll(seriesItem, all = false) {
if (seriesItem.allBooksLoaded) {
const currentLen = (seriesItem.allBooks ? seriesItem.allBooks.length : 0);
let books;
if (all || currentLen + this.showMoreCount*1.5 > seriesItem.allBooksLoaded.length) {
books = seriesItem.allBooksLoaded;
} else {
books = seriesItem.allBooksLoaded.slice(0, currentLen + this.showMoreCount);
}
seriesItem.showMoreAll = (books.length < seriesItem.allBooksLoaded.length);
seriesItem.allBooks = books;
}
}
sortSeriesBooks(seriesBooks) {
seriesBooks.sort((a, b) => {
const dserno = (a.serno || Number.MAX_VALUE) - (b.serno || Number.MAX_VALUE);
const dtitle = a.title.localeCompare(b.title);
const dext = a.ext.localeCompare(b.ext);
return (dserno ? dserno : (dtitle ? dtitle : dext));
});
}
queryDate(date) {
if (!utils.isManualDate(date)) {//!manual
/*
{label: 'сегодня', value: 'today'},
{label: 'за 3 дня', value: '3days'},
{label: 'за неделю', value: 'week'},
{label: 'за 2 недели', value: '2weeks'},
{label: 'за месяц', value: 'month'},
{label: 'за 2 месяца', value: '2months'},
{label: 'за 3 месяца', value: '3months'},
{label: 'указать даты', value: 'manual'},
*/
const sqlFormat = 'YYYY-MM-DD';
switch (date) {
case 'today': date = utils.dateFormat(dayjs(), sqlFormat); break;
case '3days': date = utils.dateFormat(dayjs().subtract(3, 'days'), sqlFormat); break;
case 'week': date = utils.dateFormat(dayjs().subtract(1, 'weeks'), sqlFormat); break;
case '2weeks': date = utils.dateFormat(dayjs().subtract(2, 'weeks'), sqlFormat); break;
case 'month': date = utils.dateFormat(dayjs().subtract(1, 'months'), sqlFormat); break;
case '2months': date = utils.dateFormat(dayjs().subtract(2, 'months'), sqlFormat); break;
case '3months': date = utils.dateFormat(dayjs().subtract(3, 'months'), sqlFormat); break;
default:
date = '';
}
}
return date;
}
getQuery() {
const search = (this.isExtendedSearch ? this.extSearch : this.search);
const newQuery = {};
search.setDefaults(newQuery, search);
//дата
if (newQuery.date) {
newQuery.date = this.queryDate(newQuery.date);
}
//offset
newQuery.offset = (newQuery.page - 1)*newQuery.limit;
//del
if (!newQuery.del && !this.showDeleted)
newQuery.del = '0';
return newQuery;
}
}