Files
taimed-international-app/pages/book/reader.vue

889 lines
22 KiB
Vue

<template>
<view class="reader-page" :class="themeClass">
<!-- 顶部标题栏 (可隐藏) -->
<view class="reader-header" :style="{ top: notchHeight + 'px' }">
<wd-icon name="arrow-left" size="20px" @click="onPageBack" />
<text class="chapter-title">{{ currentChapterTitle }}</text>
</view>
<!-- 阅读内容区域 -->
<view class="reader-content" @click="toggleControls" :style="{ paddingTop: 44 + notchHeight + 'px' }">
<!-- 仿真翻页 -->
<!-- <view class="content-wrapper">
<nx-turn
:initPage="0"
:pageCount="4"
>
<template v-slot:page-content="{ page }">
<text>{{ page }}</text>
</template>
<template v-slot:next-page-content="{ page }">
<text>{{ page }}</text>
</template>
</nx-turn>
</view> -->
<!-- 左右翻页模式 -->
<view
v-if="readMode === 'page'"
class="page-mode"
:style="{ height: wrapHeight + 'px' }"
@touchstart="onTouchStart"
@touchend="onTouchEnd"
>
<view
class="content-wrapper"
:style="{ top: currentTop + 'px' }"
>
<view
v-for="(item, index) in contentList"
:key="index"
:style="contentStyle"
class="content-item"
>
<text v-if="!isImage(item.content)">{{ item.content }}</text>
<image
v-else
:src="item.content"
:style="getImageStyle(item.otherContent)"
mode="aspectFit"
/>
</view>
</view>
<!-- 页码指示器 -->
<!-- <view v-show="showControls" class="page-indicator">
{{ currentPage }} / {{ totalPages }}
</view> -->
</view>
<!-- 上下滚动模式 -->
<scroll-view
v-else
scroll-y
class="scroll-mode"
:style="{ height: wrapHeightScroll + 'px' }"
:scroll-into-view="scrollTarget"
@scrolltolower="onScrollToBottom"
>
<view id="content-top" class="content-wrapper">
<view
v-for="(item, index) in contentList"
:key="index"
:style="contentStyle"
class="content-item"
>
<text v-if="!isImage(item.content)">{{ item.content }}</text>
<image
v-else
:src="item.content"
:style="getImageStyle(item.otherContent)"
mode="aspectFit"
/>
</view>
</view>
</scroll-view>
</view>
<!-- 底部操作栏 (可隐藏) -->
<view v-show="showControls" class="reader-footer">
<view class="footer-btn" :class="{ active: catalogVisible }" @click="showCatalog">
<text>{{ $t('book.contents') }}</text>
</view>
<view class="divider" />
<view class="footer-btn" :class="{ active: settingsVisible }" @click="showSettings">
<text>{{ $t('book.set') }}</text>
</view>
</view>
<!-- 目录弹窗 -->
<wd-popup v-model="catalogVisible" position="bottom" @close="closeCatalog">
<view class="catalog-popup">
<text class="popup-title">{{ $t('book.zjContents') }}</text>
<scroll-view scroll-y class="chapter-list">
<view
v-for="(chapter, index) in chapterList"
:key="chapter.id"
class="chapter-item"
:class="{ active: index === currentChapterIndex }"
@click="switchChapter(chapter, index)"
>
<text class="chapter-text" :class="{ locked: isLocked(index) }">
{{ chapter.chapter }}{{ chapter.content ? ' - ' + chapter.content : '' }}
</text>
<wd-icon v-if="isLocked(index)" name="lock" size="20px" />
</view>
</scroll-view>
</view>
</wd-popup>
<!-- 设置弹窗 -->
<wd-popup v-model="settingsVisible" position="bottom" @close="closeSettings">
<view class="settings-popup">
<!-- 切换语言 -->
<view class="setting-item">
<text class="setting-label">{{ $t('book.language') }}</text>
<wd-radio-group v-model="currentLanguage" shape="button" style="background-color: transparent;" @change="changeBookLanguage">
<wd-radio v-for="lang in bookLanguages" :key="lang.language" :value="lang.language">{{ lang.language }}</wd-radio>
</wd-radio-group>
</view>
<!-- 字体大小 -->
<view class="setting-item">
<text class="setting-label">{{ $t('book.font') }}</text>
<slider
:value="fontSizeLevel"
:min="1"
:max="8"
activeColor="#54a966"
backgroundColor="#cad1bf"
block-color="#54a966"
block-size="18"
@change="onFontSizeChange"
/>
</view>
<!-- 背景颜色 -->
<view class="setting-item">
<text class="setting-label">{{ $t('book.bgColor') }}</text>
<view class="theme-options">
<view
v-for="theme in themes"
:key="theme.key"
class="theme-btn"
:class="[theme.key, { active: currentTheme === theme.key }]"
@click="changeTheme(theme.key)"
/>
</view>
</view>
<!-- 阅读模式 -->
<view class="setting-item">
<text class="setting-label">{{ $t('book.type') }}</text>
<view class="mode-options">
<view
class="mode-btn"
:class="{ active: readMode === 'scroll' }"
@click="changeReadMode('scroll')"
>
<text>{{ $t('book.type_1') }}</text>
</view>
<view
class="mode-btn"
:class="{ active: readMode === 'page' }"
@click="changeReadMode('page')"
>
<text>{{ $t('book.type_2') }}</text>
</view>
</view>
</view>
</view>
</wd-popup>
<!-- 空状态 -->
<view v-if="chapterList.length === 0 && !loading" class="empty-state">
<text>{{ $t('common.data_null') }}</text>
</view>
</view>
</template>
<script setup lang="ts">
import { ref, computed, onMounted } from 'vue'
import { onLoad, onShow, onHide, onBackPress } from '@dcloudio/uni-app'
import { useI18n } from 'vue-i18n'
import { useBookStore } from '@/stores/book'
import { bookApi } from '@/api/modules/book'
import type { IChapter, IChapterContent, IReadProgress } from '@/types/book'
import { onPageBack } from '@/utils/index'
const { t } = useI18n()
const bookStore = useBookStore()
// 路由参数
const bookId = ref(0)
const isBuy = ref('0')
const count = ref(0)
// 数据状态
const chapterList = ref<IChapter[]>([])
const contentList = ref<IChapterContent[]>([])
const currentChapterIndex = ref(0)
const currentChapterId = ref(0)
const currentContentId = ref(0)
const loading = ref(false)
// 阅读设置
const fontSizeLevel = ref(1)
const fontSize = ref(1)
const lineHeight = ref(34)
const currentTheme = ref('default')
const readMode = ref<'scroll' | 'page'>('scroll')
// 翻页模式相关
const currentPage = ref(1)
const totalPages = ref(0)
const currentTop = ref(0)
const wrapHeight = ref(0)
const wrapHeightScroll = ref(0)
const contentHeight = ref(0)
// UI状态
const showControls = ref(false)
const catalogVisible = ref(false)
const settingsVisible = ref(false)
const scrollTarget = ref('')
const notchHeight = ref(0)
// 触摸相关
const startX = ref(0)
const threshold = 50
// 主题配置
const themes = [
{ key: 'default' },
{ key: 'blue' },
{ key: 'green' },
{ key: 'purple' },
{ key: 'night' }
]
// 字体大小映射
const FONT_SIZE_MAP: Record<number, { fontSize: number; lineHeight: number }> = {
1: { fontSize: 1, lineHeight: 34 },
2: { fontSize: 1.25, lineHeight: 40 },
3: { fontSize: 1.45, lineHeight: 44 },
4: { fontSize: 1.6, lineHeight: 50 },
5: { fontSize: 1.65, lineHeight: 50 },
6: { fontSize: 1.7, lineHeight: 54 },
7: { fontSize: 1.75, lineHeight: 54 },
8: { fontSize: 1.8, lineHeight: 54 }
}
// 计算属性
const themeClass = computed(() => `theme-${currentTheme.value}`)
const contentStyle = computed(() => ({
fontSize: `${fontSize.value}rem`,
lineHeight: `${lineHeight.value}px`
}))
const currentChapterTitle = computed(() => {
const chapter = chapterList.value[currentChapterIndex.value]
if (!chapter) return ''
return chapter.chapter + (chapter.content ? ' - ' + chapter.content : '')
})
onLoad((options: any) => {
if (options.bookId) bookId.value = Number(options.bookId)
if (options.isBuy) isBuy.value = options.isBuy
if (options.count) count.value = Number(options.count)
// 获取刘海高度
const systemInfo = uni.getSystemInfoSync()
notchHeight.value = systemInfo.safeArea?.top || 0
// 恢复阅读设置
bookStore.restoreSettings()
const settings = bookStore.readerSettings
fontSizeLevel.value = settings.fontSize
setFontSize(settings.fontSize)
currentTheme.value = settings.theme
readMode.value = settings.readMode
loadReadProgress()
getBookLanguages()
})
onShow(() => {
if (readMode.value === 'scroll') {
scrollTarget.value = 'content-top'
setTimeout(() => {
scrollTarget.value = ''
}, 300)
} else {
currentPage.value = 1
}
})
onMounted(() => {
initHeights()
calculatePages()
})
onHide(() => {
saveProgress()
console.log('onHide')
})
onBackPress(() => {
saveProgress()
console.log('onBackPress')
return false
})
// 初始化高度
function initHeights() {
const systemInfo = uni.getSystemInfoSync()
const windowHeight = systemInfo.windowHeight
// 翻页模式高度
const math = Math.floor((windowHeight - (notchHeight.value + 80)) / lineHeight.value)
wrapHeight.value = math * lineHeight.value
// 滚动模式高度
wrapHeightScroll.value = windowHeight - (notchHeight.value + 75)
}
// 加载阅读进度
async function loadReadProgress() {
try {
const res = await bookApi.getReadProgress(bookId.value)
if (res.bookReadRate) {
currentChapterId.value = res.bookReadRate.chapterId
currentContentId.value = res.bookReadRate.contentId
}
await loadChapterList()
} catch (error) {
console.error('Failed to load read progress:', error)
await loadChapterList()
}
}
// 加载章节列表
async function loadChapterList() {
try {
loading.value = true
const res = await bookApi.getBookChapter({
bookId: bookId.value,
language: currentLanguage.value
})
if (res.chapterList && res.chapterList.length > 0) {
chapterList.value = res.chapterList
// 找到上次阅读的章节
if (currentChapterId.value) {
const index = chapterList.value.findIndex(ch => ch.id === currentChapterId.value)
if (index !== -1) {
currentChapterIndex.value = index
await loadChapterContent(currentChapterId.value, index)
return
}
}
// 默认加载第一章
await loadChapterContent(chapterList.value[0].id, 0)
}
} catch (error) {
console.error('Failed to load chapter list:', error)
} finally {
loading.value = false
}
}
// 加载章节内容
async function loadChapterContent(chapterId: number, index: number) {
try {
const res = await bookApi.getChapterContent(chapterId)
if (res.contentPage && res.contentPage.length > 0) {
contentList.value = res.contentPage
currentChapterId.value = chapterId
currentChapterIndex.value = index
currentContentId.value = res.contentPage[0].id
// 重置页码
currentPage.value = 1
// 计算页数
if (readMode.value === 'page') {
setTimeout(() => {
calculatePages()
}, 100)
} else {
scrollTarget.value = 'content-top'
setTimeout(() => {
scrollTarget.value = ''
}, 300)
}
// 关闭弹窗
catalogVisible.value = false
}
} catch (error) {
console.error('Failed to load chapter content:', error)
}
}
// 切换章节
async function switchChapter(chapter: IChapter, index: number) {
if (isLocked(index)) {
uni.showToast({
title: t('book.afterPurchase'),
icon: 'none'
})
return
}
await loadChapterContent(chapter.id, index)
showControls.value = false
}
// 判断章节是否锁定
function isLocked(index: number): boolean {
return isBuy.value === '1' && index + 1 > count.value
}
// 判断是否是图片
function isImage(content: string): boolean {
return content.includes('oss-cn-beijing') || content.includes('http')
}
// 获取图片样式
function getImageStyle(otherContent?: string) {
if (!otherContent) return {}
const [width, height] = otherContent.split(',').map(Number)
const systemInfo = uni.getSystemInfoSync()
const maxWidth = systemInfo.windowWidth - 30
if (width > maxWidth) {
const ratio = maxWidth / width
return {
width: `${maxWidth}px`,
height: `${height * ratio}px`
}
}
return {
width: `${width}px`,
height: `${height}px`
}
}
// 计算页数
function calculatePages() {
uni.createSelectorQuery()
.select('.content-wrapper')
.boundingClientRect((data: any) => {
if (data) {
contentHeight.value = data.height
totalPages.value = Math.ceil(contentHeight.value / wrapHeight.value)
currentTop.value = 0
}
})
.exec()
}
// 触摸开始
function onTouchStart(event: any) {
startX.value = event.touches[0].clientX
}
// 触摸结束
function onTouchEnd(event: any) {
const endX = event.changedTouches[0].clientX
const distanceX = endX - startX.value
if (Math.abs(distanceX) > threshold) {
if (distanceX > 0) {
// 上一页
if (currentPage.value > 1) {
currentPage.value--
currentTop.value = -wrapHeight.value * (currentPage.value - 1)
}
} else {
// 下一页
if (currentPage.value < totalPages.value) {
currentPage.value++
currentTop.value = -wrapHeight.value * (currentPage.value - 1)
} else if (currentPage.value === totalPages.value) {
onScrollToBottom()
}
}
}
}
// 滚动到底部
function onScrollToBottom() {
if (isBuy.value === '1' && currentChapterIndex.value + 1 === count.value) {
uni.showModal({
title: t('common.limit_title'),
content: t('book.endText'),
cancelText: t('common.cancel_text'),
confirmText: t('common.confirm_text'),
success: (res) => {
if (res.confirm) {
uni.navigateTo({
url: `/pages/book/order?id=${bookId.value}`
})
}
}
})
}
}
// 切换控制栏显示
function toggleControls() {
showControls.value = !showControls.value
}
// 显示目录
function showCatalog() {
catalogVisible.value = true
settingsVisible.value = false
showControls.value = false
}
// 关闭目录
function closeCatalog() {
catalogVisible.value = false
showControls.value = false
}
// 显示设置
function showSettings() {
settingsVisible.value = true
catalogVisible.value = false
showControls.value = false
}
// 关闭设置
function closeSettings() {
settingsVisible.value = false
showControls.value = false
}
// 字体大小改变
function onFontSizeChange(e: any) {
const level = e.detail.value
fontSizeLevel.value = level
setFontSize(level)
// 保存设置
bookStore.updateReaderSettings({ fontSize: level, lineHeight: lineHeight.value })
// 重新计算页数
if (readMode.value === 'page') {
setTimeout(() => {
initHeights()
calculatePages()
}, 100)
}
}
// 设置字体大小
function setFontSize(level: number) {
const config = FONT_SIZE_MAP[level] || FONT_SIZE_MAP[1]
fontSize.value = config.fontSize
lineHeight.value = config.lineHeight
}
// 切换主题
function changeTheme(theme: string) {
currentTheme.value = theme
bookStore.updateReaderSettings({ theme: theme as any })
}
// 切换阅读模式
function changeReadMode(mode: 'scroll' | 'page') {
readMode.value = mode
bookStore.updateReaderSettings({ readMode: mode })
if (mode === 'page') {
setTimeout(() => {
calculatePages()
}, 100)
} else {
scrollTarget.value = 'content-top'
setTimeout(() => {
scrollTarget.value = ''
}, 300)
}
currentPage.value = 1
}
// 语言配置
const bookLanguages = ref([])
const currentLanguage = ref('')
onMounted(() => {
currentLanguage.value = uni.getStorageSync('currentBookLanguage') || ''
console.log('currentLanguage', currentLanguage.value)
})
const getBookLanguages = async () => {
const res = await bookApi.getBookLanguages(bookId.value)
bookLanguages.value = res.languageList || []
if (bookLanguages.value.length > 0 && !currentLanguage.value) {
currentLanguage.value = bookLanguages.value[0].language
}
}
const changeBookLanguage = (language: any) => {
uni.setStorageSync('currentBookLanguage', language.value)
loadChapterList()
}
// 保存进度
async function saveProgress() {
try {
await bookApi.saveReadProgress(bookId.value, currentChapterId.value, currentContentId.value)
} catch (error) {
console.error('Failed to save progress:', error)
}
}
</script>
<style lang="scss" scoped>
.reader-page {
min-height: 100vh;
background: #fff;
color: #333;
&.theme-blue {
background: #e8e3d0;
}
&.theme-green {
background: #d1edd1;
}
&.theme-purple {
background: #dae4ee;
}
&.theme-night {
background: #1a1a1a;
color: #fff;
}
.reader-header {
position: fixed;
left: 0;
right: 0;
z-index: 999;
background: inherit;
display: flex;
align-items: center;
padding: 0 20rpx;
height: 44px;
.chapter-title {
flex: 1;
font-size: 28rpx;
color: inherit;
overflow: hidden;
white-space: nowrap;
text-overflow: ellipsis;
padding-left: 20rpx;
}
}
.reader-content {
padding-top: 44px;
box-sizing: border-box;
.page-mode {
overflow: hidden;
position: relative;
.content-wrapper {
position: relative;
padding: 0 50rpx;
transition: top 0.3s ease;
}
.page-indicator {
position: fixed;
bottom: 5px;
left: 30rpx;
font-size: 26rpx;
color: #999;
}
}
.scroll-mode {
.content-wrapper {
padding: 0 50rpx 20rpx;
}
}
.content-item {
color: inherit;
text-indent: 2em;
letter-spacing: 0.2rem;
text-align: justify;
margin-bottom: 10rpx;
image {
display: block;
margin: 20rpx auto;
}
}
}
.reader-footer {
position: fixed;
bottom: 0;
left: 0;
right: 0;
height: 55px;
background: #f7faf9;
display: flex;
align-items: center;
z-index: 999;
.footer-btn {
flex: 1;
text-align: center;
text {
font-size: 32rpx;
color: #333;
}
&.active text {
color: #54a966;
}
}
.divider {
width: 1rpx;
height: 45rpx;
background: #999;
}
}
.catalog-popup {
max-height: 70vh;
.popup-title {
display: block;
height: 50px;
line-height: 50px;
text-align: center;
font-size: 32rpx;
color: #54a966;
border-bottom: 1rpx solid #54a966;
}
.chapter-list {
max-height: calc(70vh - 50px);
.chapter-item {
display: flex;
align-items: center;
justify-content: space-between;
padding: 20rpx 30rpx;
border-bottom: 1rpx solid #dcdfe6;
&.active .chapter-text {
color: #54a966;
}
.chapter-text {
flex: 1;
font-size: 28rpx;
line-height: 50rpx;
color: #333;
&.locked {
color: #999;
}
}
}
}
}
.settings-popup {
padding: 40rpx 30rpx;
background-color: #f5f5f5;
.setting-item {
margin-bottom: 40rpx;
&:last-child {
margin-bottom: 0;
}
.setting-label {
display: block;
font-size: 30rpx;
color: #333;
margin-bottom: 20rpx;
}
.theme-options {
display: flex;
gap: 36rpx;
.theme-btn {
width: 76rpx;
height: 76rpx;
border-radius: 50%;
border: 2rpx solid transparent;
&.active {
border-color: #333;
}
&.default {
background: #fff;
}
&.blue {
background: #e8e3d0;
}
&.green {
background: #d1edd1;
}
&.purple {
background: #dae4ee;
}
&.night {
background: #1a1a1a;
}
}
}
.mode-options {
display: flex;
gap: 20rpx;
.mode-btn {
flex: 1;
padding: 20rpx;
text-align: center;
border: 1rpx solid #ddd;
border-radius: 10rpx;
&.active {
border-color: #54a966;
text {
color: #54a966;
}
}
text {
font-size: 28rpx;
color: #333;
}
}
}
}
}
.empty-state {
display: flex;
align-items: center;
justify-content: center;
min-height: 100vh;
text {
font-size: 28rpx;
color: #999;
}
}
}
</style>