400 lines
14 KiB
Vue
400 lines
14 KiB
Vue
<template>
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<el-container>
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<el-header v-show="toolBarActive" height='50px'>
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<div class="header">
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<el-tooltip content="Загрузить книгу" :open-delay="1000" effect="light">
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<el-button ref="loader" class="tool-button" :class="buttonActiveClass('loader')" @click="buttonClick('loader')"><i class="el-icon-back"></i></el-button>
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</el-tooltip>
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<div>
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<el-tooltip content="Действие назад" :open-delay="1000" effect="light">
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<el-button ref="undoAction" class="tool-button" @click="buttonClick('undoAction')" ><i class="el-icon-arrow-left"></i></el-button>
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</el-tooltip>
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<el-tooltip content="Действие вперед" :open-delay="1000" effect="light">
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<el-button ref="redoAction" class="tool-button" @click="buttonClick('redoAction')" ><i class="el-icon-arrow-right"></i></el-button>
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</el-tooltip>
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<div class="space"></div>
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<el-tooltip content="На весь экран" :open-delay="1000" effect="light">
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<el-button ref="fullScreen" class="tool-button" :class="buttonActiveClass('fullScreen')" @click="buttonClick('fullScreen')"><i class="el-icon-rank"></i></el-button>
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</el-tooltip>
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<el-tooltip content="Прокрутка книги" :open-delay="1000" effect="light">
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<el-button ref="setPosition" class="tool-button" @click="buttonClick('setPosition')"><i class="el-icon-d-arrow-right"></i></el-button>
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</el-tooltip>
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<el-tooltip content="Плавный скроллинг" :open-delay="1000" effect="light">
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<el-button ref="scrolling" class="tool-button" @click="buttonClick('scrolling')"><i class="el-icon-sort"></i></el-button>
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</el-tooltip>
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<el-tooltip content="Найти в тексте" :open-delay="1000" effect="light">
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<el-button ref="search" class="tool-button" @click="buttonClick('search')"><i class="el-icon-search"></i></el-button>
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</el-tooltip>
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<el-tooltip content="Скопировать текст со страницы" :open-delay="1000" effect="light">
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<el-button ref="copyText" class="tool-button" @click="buttonClick('copyText')"><i class="el-icon-edit-outline"></i></el-button>
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</el-tooltip>
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<el-tooltip content="Принудительно обновить книгу в обход кеша" :open-delay="1000" effect="light">
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<el-button ref="refresh" class="tool-button" @click="buttonClick('refresh')"><i class="el-icon-refresh"></i></el-button>
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</el-tooltip>
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<div class="space"></div>
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<el-tooltip content="История" :open-delay="1000" effect="light">
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<el-button ref="history" class="tool-button" @click="buttonClick('history')"><i class="el-icon-document"></i></el-button>
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</el-tooltip>
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</div>
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<el-tooltip content="Настроить" :open-delay="1000" effect="light">
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<el-button ref="settings" class="tool-button" @click="buttonClick('settings')"><i class="el-icon-setting"></i></el-button>
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</el-tooltip>
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</div>
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</el-header>
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<el-main>
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<keep-alive>
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<component ref="page" :is="pageActive" @load-book="loadBook" @book-pos-changed="bookPosChanged" @tool-bar-toggle="toolBarToggle"></component>
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</keep-alive>
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</el-main>
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</el-container>
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</template>
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<script>
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//-----------------------------------------------------------------------------
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import Vue from 'vue';
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import Component from 'vue-class-component';
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import LoaderPage from './LoaderPage/LoaderPage.vue';
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import TextPage from './TextPage/TextPage.vue';
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import ProgressPage from './ProgressPage/ProgressPage.vue';
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import bookManager from './share/bookManager';
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import readerApi from '../../api/reader';
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export default @Component({
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components: {
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LoaderPage,
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TextPage,
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ProgressPage
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},
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watch: {
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bookPos: function(newValue) {
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if (newValue !== undefined && this.pageActive == 'TextPage') {
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const textPage = this.$refs.page;
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if (textPage.bookPos != newValue) {
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textPage.bookPos = newValue;
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}
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if (this.lastOpenedBook && this.lastOpenedBook.bookPos != newValue) {
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this.commit('reader/setOpenedBook', Object.assign({}, this.lastOpenedBook, {bookPos: newValue}));
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}
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}
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},
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routeParamPos: function(newValue) {
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if (newValue !== undefined && newValue != this.bookPos) {
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this.bookPos = newValue;
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}
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},
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routeParamUrl: function(newValue) {
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if (newValue !== '' && newValue !== this.lastOpenedBook.url) {
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this.loadBook({url: newValue, bookPos: this.routeParamPos});
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}
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}
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},
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})
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class Reader extends Vue {
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loaderActive = false;
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progressActive = false;
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bookPos = null;
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created() {
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this.commit = this.$store.commit;
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this.dispatch = this.$store.dispatch;
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this.reader = this.$store.state.reader;
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this.$root.addKeyHook(this.keyHook);
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this.lastActivePage = false;
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}
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mounted() {
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/*while (this.lastOpenedBook) {
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this.commit('reader/delOpenedBook', this.lastOpenedBook);
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}*/
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if (this.$root.rootRoute == '/reader') {
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if (this.routeParamUrl) {
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this.loadBook({url: this.routeParamUrl, bookPos: this.routeParamPos});
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} else if (this.lastOpenedBook) {
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this.loadBook({url: this.lastOpenedBook.url});
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} else {
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this.loaderActive = true;
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}
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}
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}
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get routeParamPos() {
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let result = undefined;
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const q = this.$route.query;
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if (q['__p']) {
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result = q['__p'];
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if (Array.isArray(result))
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result = result[0];
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}
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return (result ? parseInt(result, 10) || 0 : result);
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}
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updateRoute(isNewRoute) {
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const pos = (this.bookPos != undefined ? `__p=${this.bookPos}&` : '');
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if (isNewRoute)
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this.$router.push(`/reader?${pos}url=${this.lastOpenedBook.url}`);
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else
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this.$router.replace(`/reader?${pos}url=${this.lastOpenedBook.url}`);
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}
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get routeParamUrl() {
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let result = '';
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const path = this.$route.fullPath;
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const i = path.indexOf('url=');
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if (i >= 0) {
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result = path.substr(i + 4);
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}
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return decodeURIComponent(result);
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}
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bookPosChanged(event) {
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this.bookPos = event.bookPos;
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this.updateRoute();
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}
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get fullScreenActive() {
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return this.reader.fullScreenActive;
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}
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get toolBarActive() {
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return this.reader.toolBarActive;
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}
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get lastOpenedBook() {
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return this.$store.getters['reader/lastOpenedBook'];
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}
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toolBarToggle() {
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this.commit('reader/setToolBarActive', !this.toolBarActive);
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this.$root.$emit('resize');
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}
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buttonClick(button) {
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switch (button) {
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case 'loader': this.loaderActive = !this.loaderActive; break;
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case 'fullScreen': this.commit('reader/setFullScreenActive', !this.fullScreenActive); break;
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case 'refresh':
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if (this.lastOpenedBook) {
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this.loadBook({url: this.lastOpenedBook.url, force: true});
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}
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break;
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}
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this.$refs[button].$el.blur();
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}
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buttonActiveClass(button) {
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const classActive = { 'tool-button-active': true, 'tool-button-active:hover': true };
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switch (button) {
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case 'loader': return (this.loaderActive ? classActive : {});
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case 'fullScreen': return (this.fullScreenActive ? classActive : {});
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}
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return {};
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}
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get pageActive() {
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let result = '';
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if (this.progressActive)
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result = 'ProgressPage';
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else if (this.loaderActive)
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result = 'LoaderPage';
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else if (this.lastOpenedBook)
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result = 'TextPage';
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if (!result) {
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this.loaderActive = true;
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result = 'LoaderPage';
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}
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if (result != 'TextPage') {
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this.$root.$emit('set-app-title');
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}
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if (this.lastActivePage != result && result == 'TextPage') {
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//акивируем страницу с текстом
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this.$nextTick(async() => {
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const last = this.lastOpenedBook;
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const isParsed = await bookManager.hasBookParsed(last);
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if (!isParsed) {
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this.$root.$emit('set-app-title');
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return;
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}
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this.updateRoute();
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const textPage = this.$refs.page;
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if (textPage.showBook) {
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textPage.lastBook = last;
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textPage.bookPos = (last.bookPos !== undefined ? last.bookPos : 0);
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textPage.showBook();
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}
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});
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}
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this.lastActivePage = result;
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return result;
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}
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loadBook(opts) {
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this.progressActive = true;
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this.$nextTick(async() => {
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const progress = this.$refs.page;
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try {
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progress.show();
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progress.setState({state: 'parse'});
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// есть ли среди истории OpenedBook
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const key = bookManager.keyFromUrl(opts.url);
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let wasOpened = this.reader.openedBook[key];
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wasOpened = (wasOpened ? wasOpened : {});
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const bookPos = (opts.bookPos !== undefined ? opts.bookPos : wasOpened.bookPos);
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let book = null;
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if (!opts.force) {
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// пытаемся загрузить и распарсить книгу в менеджере из локального кеша
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const bookParsed = await bookManager.getBook({url: opts.url}, (prog) => {
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progress.setState({progress: prog});
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});
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// если есть в локальном кеше
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if (bookParsed) {
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this.commit('reader/setOpenedBook', Object.assign({bookPos}, bookManager.metaOnly(bookParsed)));
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this.loaderActive = false;
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progress.hide(); this.progressActive = false;
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return;
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}
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// иначе идем на сервер
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// пытаемся загрузить готовый файл с сервера
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if (wasOpened.path) {
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try {
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const resp = await readerApi.loadCachedBook(wasOpened.path, (state) => {
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progress.setState(state);
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});
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book = Object.assign({}, wasOpened, {data: resp.data});
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} catch (e) {
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//молчим
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}
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}
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}
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progress.setState({totalSteps: 5});
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// не удалось, скачиваем книгу полностью с конвертацией
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if (!book) {
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book = await readerApi.loadBook(opts.url, (state) => {
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progress.setState(state);
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});
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}
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// добавляем в bookManager
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progress.setState({state: 'parse', step: 5});
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const addedBook = await bookManager.addBook(book, (prog) => {
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progress.setState({progress: prog});
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});
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// добавляем в историю
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this.commit('reader/setOpenedBook', Object.assign({bookPos}, bookManager.metaOnly(addedBook)));
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this.updateRoute(true);
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this.loaderActive = false;
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progress.hide(); this.progressActive = false;
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} catch (e) {
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progress.hide(); this.progressActive = false;
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this.loaderActive = true;
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this.$alert(e.message, 'Ошибка', {type: 'error'});
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}
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});
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}
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keyHook(event) {
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if (this.$root.rootRoute == '/reader') {
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if (this.$refs.page && this.$refs.page.keyHook)
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this.$refs.page.keyHook(event);
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}
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}
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}
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//-----------------------------------------------------------------------------
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</script>
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<style scoped>
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.el-container {
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padding: 0;
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margin: 0;
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height: 100%;
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}
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.el-header {
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padding-left: 5px;
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padding-right: 5px;
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background-color: #1B695F;
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color: #000;
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overflow-x: auto;
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overflow-y: hidden;
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}
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.header {
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display: flex;
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justify-content: space-between;
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min-width: 550px;
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}
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.el-main {
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display: flex;
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padding: 0;
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margin: 0;
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background-color: #EBE2C9;
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color: #000;
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}
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.tool-button {
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margin: 0;
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margin-left: 2px;
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margin-right: 2px;
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padding: 0;
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color: #3E843E;
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background-color: #E6EDF4;
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margin-top: 5px;
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height: 38px;
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width: 38px;
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border: 0;
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box-shadow: 3px 3px 5px black;
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}
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.tool-button:hover {
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background-color: white;
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}
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.tool-button-active {
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box-shadow: 0 0 0;
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color: white;
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background-color: #8AB45F;
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position: relative;
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top: 1px;
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left: 1px;
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}
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.tool-button-active:hover {
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color: white;
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background-color: #81C581;
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}
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i {
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font-size: 200%;
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}
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.space {
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width: 10px;
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display: inline-block;
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}
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</style> |