ai_uniapp_v2/pages/tool/portrait-detail.vue

<template>
  <view class="page">
    <scroll-view class="scroll" scroll-y>
      <view class="wrap">
        <!-- 处理中 / 失败 -->
        <view v-if="!isSuccess" class="state-card">
          <view v-if="isPending" class="spinner"></view>
          <text class="state-title">{{ stateTitle }}</text>
          <text v-if="isPending" class="count">{{ detail.success_count || 0 }} / {{ detail.count || 0 }} 张 · {{ countDown }}S</text>
          <text v-if="!isPending" class="error">{{ detail.error_msg || '失败的照片不扣点，可以重新生成' }}</text>
        </view>

        <template v-else>
          <!-- 主图 + 缩略图切换 -->
          <view class="image-card" @click="preview">
            <image class="work-img" :src="activeUrl" mode="widthFix" />
            <view class="index-chip">{{ activeIndex + 1 }} / {{ resultUrls.length }}</view>
          </view>
          <view v-if="resultUrls.length > 1" class="thumb-row">
            <image
              v-for="(url, index) in resultUrls"
              :key="url"
              class="thumb"
              :class="{ active: index === activeIndex }"
              :src="url"
              mode="aspectFill"
              @click="activeIndex = index"
            />
          </view>
        </template>

        <view class="info-card">
          <view class="title">生成信息</view>
          <view class="cell">
            <text class="cell-label">照片风格：</text>
            <text class="cell-content">{{ detail.style_name || '-' }}</text>
          </view>
          <view v-for="item in optionTexts" :key="item.label" class="cell">
            <text class="cell-label">{{ item.label }}：</text>
            <text class="cell-content">{{ item.value }}</text>
          </view>
          <view class="cell">
            <text class="cell-label">生成模型：</text>
            <text class="cell-content">{{ detail.model_name || '-' }}</text>
          </view>
          <view class="cell">
            <text class="cell-label">图片比例：</text>
            <text class="cell-content">{{ detail.ratio || '-' }}</text>
          </view>
          <view class="cell">
            <text class="cell-label">生成张数：</text>
            <text class="cell-content">
              成功 {{ detail.success_count || 0 }} 张<text v-if="detail.fail_count">，失败 {{ detail.fail_count }} 张</text>
            </text>
          </view>
          <view v-if="detail.extra_prompt" class="cell">
            <text class="cell-label">补充描述：</text>
            <text class="cell-content">{{ detail.extra_prompt }}</text>
          </view>
          <view class="cell">
            <text class="cell-label">创建时间：</text>
            <text class="cell-content">{{ formatTime(detail.add_time) }}</text>
          </view>
          <view class="cell">
            <text class="cell-label">功能来源：</text>
            <text class="link" @click="createAgain">形象照 / 职业照 / 写真</text>
          </view>
          <text class="note">AI 会重绘服装与背景，五官可能出现轻微变化，建议对照原图确认。</text>
        </view>
      </view>
    </scroll-view>

    <view v-if="isSuccess" class="bottom-bar">
      <view class="bar-btn" @click="save">保存</view>
      <view class="bar-btn" @click="openCompare">对比</view>
      <view class="main-btn" @click="createAgain">再拍一组</view>
    </view>

    <!-- 前后对比：样式与动漫头像一致 -->
    <view v-if="compareVisible" class="compare-modal">
      <view class="compare-backdrop" @click="closeCompare"></view>
      <view class="compare-panel">
        <view class="compare-panel-head">
          <text>效果对比</text>
          <view class="close-btn" @click="closeCompare">×</view>
        </view>
        <view
          class="large-compare"
          @touchstart.stop="onCompareTouch"
          @touchmove.stop.prevent="onCompareTouch"
          @click.stop="onCompareTouch"
        >
          <image class="compare-img" :src="activeUrl" mode="aspectFit" />
          <view class="compare-before" :style="{ width: comparePercent + '%' }">
            <image class="compare-img" :src="detail.source_url" mode="aspectFit" />
          </view>
          <view class="compare-line large" :style="{ left: comparePercent + '%' }">
            <view class="compare-handle large">
              <text>‹</text>
              <text>›</text>
            </view>
          </view>
          <view class="compare-tag left">原图</view>
          <view class="compare-tag right">生成图</view>
        </view>
        <text class="compare-guide">左右滑动中间按钮查看变化</text>
      </view>
    </view>
  </view>
</template>

<script setup>
import { computed, ref } from 'vue'
import { onLoad, onUnload } from '@dcloudio/uni-app'
import dayjs from 'dayjs'
import { portraitApi } from '@/api/index.js'
import { useApp } from '@/utils/useApp.js'

const { toast } = useApp()
const id = ref('')
const detail = ref({ status: 10 })
const activeIndex = ref(0)
const countDown = ref(0)
const compareVisible = ref(false)
const comparePercent = ref(50)
let timer = 0
let countTimer = 0

// 后端 options 是 key，这里映射成中文；名称与 utils/portrait.js 的预设保持一致
const OPTION_LABELS = {
  background: '背景',
  outfit: '服装',
  framing: '取景',
  art_style: '写真风格'
}
const OPTION_NAMES = {
  white: '白色', gray: '浅灰', blue: '商务蓝', 'deep-blue': '深蓝', beige: '米色',
  office: '办公室', bookshelf: '书架', cafe: '咖啡角', window: '落地窗',
  formal: '正装', shirt: '衬衫', knit: '针织衫', 'tshirt-jeans': 'T恤配牛仔裤',
  'blazer-tshirt': '西装外套配T恤', bust: '胸像', half: '半身',
  guofeng: '古风', zangzu: '藏族', miaozu: '苗族', urban: '都市青年', trendy: '潮人',
  dunhuang: '敦煌飞仙', hongkong: '港风复古', newchinese: '新中式', french: '法式油画'
}

const resultUrls = computed(() => detail.value.result_urls || [])
const activeUrl = computed(() => resultUrls.value[activeIndex.value] || resultUrls.value[0] || '')
const isPending = computed(() => [10, 20].includes(Number(detail.value.status)))
const isSuccess = computed(() => Number(detail.value.status) === 30 && resultUrls.value.length > 0)
const stateTitle = computed(() => {
  if (Number(detail.value.status) === 10) return '排队中，请耐心等待'
  if (Number(detail.value.status) === 20) return 'AI 正在生成形象照'
  return '生成失败'
})
const optionTexts = computed(() => {
  const options = detail.value.options || {}
  return Object.keys(options).map((key) => ({
    label: OPTION_LABELS[key] || key,
    value: OPTION_NAMES[options[key]] || options[key]
  }))
})

onLoad((options) => {
  id.value = (options && options.id) || ''
  loadDetail()
})

onUnload(() => {
  clearTimeout(timer)
  clearInterval(countTimer)
})

async function loadDetail() {
  if (!id.value) return
  try {
    const res = await portraitApi.getDetail({ photo_open_id: id.value })
    detail.value = res.data || {}
    if (activeIndex.value >= resultUrls.value.length) activeIndex.value = 0
    if (isPending.value) waitNext()
  } catch (e) {
    toast((e && e.msg) || '记录加载失败')
  }
}

// 处理中就 3 秒拉一次，后端会在这一步推进任务并转存结果
function waitNext() {
  clearTimeout(timer)
  clearInterval(countTimer)
  countDown.value = 3
  countTimer = setInterval(() => {
    countDown.value -= 1
    if (countDown.value <= 0) clearInterval(countTimer)
  }, 1000)
  timer = setTimeout(loadDetail, 3000)
}

function formatTime(value) {
  if (!value) return '-'
  return dayjs(Number(value) * 1000).format('YYYY-MM-DD HH:mm')
}

function preview() {
  if (!resultUrls.value.length) return
  uni.previewImage({ urls: resultUrls.value, current: activeUrl.value })
}

function save() {
  if (!activeUrl.value) return
  uni.showLoading({ title: '保存中...', mask: true })
  uni.downloadFile({
    url: activeUrl.value,
    success: (res) => {
      uni.saveImageToPhotosAlbum({
        filePath: res.tempFilePath,
        success: () => toast('已保存到相册'),
        fail: () => toast('保存失败，请检查相册权限')
      })
    },
    fail: () => toast('图片下载失败'),
    complete: () => uni.hideLoading()
  })
}

function openCompare() {
  if (!activeUrl.value || !detail.value.source_url) return
  comparePercent.value = 50
  compareVisible.value = true
}

function closeCompare() {
  compareVisible.value = false
}

function onCompareTouch(e) {
  const touch = (e.touches && e.touches[0]) || (e.changedTouches && e.changedTouches[0]) || e
  const x = touch.clientX || 0
  uni.createSelectorQuery()
    .select('.large-compare')
    .boundingClientRect((rect) => {
      if (!rect || !rect.width) return
      const percent = ((x - rect.left) / rect.width) * 100
      comparePercent.value = Math.max(6, Math.min(94, Number(percent.toFixed(1))))
    })
    .exec()
}

function createAgain() {
  const delta = getPageStackDelta('pages/tool/portrait-photo')
  if (delta > 0) {
    uni.navigateBack({ delta })
    return
  }
  uni.navigateTo({ url: '/pages/tool/portrait-photo' })
}

function getPageStackDelta(routeName) {
  const pages = getCurrentPages()
  const index = pages.findIndex((item) => item.route === routeName)
  return index >= 0 ? pages.length - 1 - index : -1
}
</script>

<style lang="scss" scoped>
.page {
  height: 100vh;
  background: #f4f7fb;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.scroll { flex: 1; height: 0; }
/* 底栏是 fixed 的，留够 300rpx */
.wrap { padding: 28rpx 28rpx 300rpx; }

.state-card,
.image-card,
.info-card {
  background: #fff;
  border-radius: 18rpx;
  overflow: hidden;
}

.state-card {
  min-height: 540rpx;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: #172033;
  font-size: 30rpx;
}
.spinner {
  width: 72rpx;
  height: 72rpx;
  margin-bottom: 28rpx;
  border: 8rpx solid #e9edf5;
  border-top-color: #0b8cff;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
.count,
.error { margin-top: 18rpx; color: #7f8896; font-size: 26rpx; }
.error { color: #f04438; padding: 0 40rpx; text-align: center; }

.image-card { position: relative; }
.work-img { width: 100%; display: block; }
.index-chip {
  position: absolute;
  right: 18rpx;
  bottom: 18rpx;
  height: 48rpx;
  padding: 0 20rpx;
  border-radius: 999rpx;
  color: #fff;
  font-size: 23rpx;
  font-weight: 800;
  line-height: 48rpx;
  background: rgba(15, 23, 42, 0.55);
}

.thumb-row {
  margin-top: 18rpx;
  display: flex;
  gap: 14rpx;
}
.thumb {
  width: 150rpx;
  height: 150rpx;
  border-radius: 16rpx;
  background: #eef2f7;
  border: 4rpx solid transparent;
}
.thumb.active { border-color: #0b8cff; }

.info-card { margin-top: 24rpx; padding: 28rpx; }
.title { margin-bottom: 16rpx; color: #172033; font-size: 32rpx; font-weight: 700; }
.cell {
  padding: 10rpx 0;
  display: flex;
  color: #7f8896;
  font-size: 27rpx;
  line-height: 1.6;
}
.cell-label { flex-shrink: 0; }
.cell-content { flex: 1; min-width: 0; color: #172033; }
.link { color: #0b8cff; }
.note {
  display: block;
  margin-top: 16rpx;
  padding-top: 16rpx;
  border-top: 2rpx solid #f1f5fa;
  color: #8a95a6;
  font-size: 23rpx;
  line-height: 1.5;
}

.bottom-bar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 18rpx 28rpx calc(18rpx + env(safe-area-inset-bottom));
  background: #fff;
  display: flex;
  gap: 18rpx;
  box-shadow: 0 -8rpx 24rpx rgba(35, 55, 90, 0.08);
}
.bar-btn,
.main-btn {
  height: 82rpx;
  border-radius: 42rpx;
  font-size: 29rpx;
  display: flex;
  align-items: center;
  justify-content: center;
}
.bar-btn { width: 150rpx; color: #0b8cff; background: #eef6ff; }
.main-btn { flex: 1; color: #fff; background: #0b8cff; }

/* 对比弹层：与动漫头像保持一致 */
.compare-modal {
  position: fixed;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  z-index: 120;
}
.compare-backdrop {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  background: rgba(15, 23, 42, 0.58);
}
.compare-panel {
  position: absolute;
  left: 36rpx;
  right: 36rpx;
  top: 50%;
  transform: translateY(-50%);
  padding: 24rpx;
  border-radius: 28rpx;
  background: #ffffff;
}
.compare-panel-head {
  margin-bottom: 20rpx;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: #172033;
  font-size: 32rpx;
  font-weight: 800;
}
.close-btn {
  width: 56rpx;
  height: 56rpx;
  border-radius: 50%;
  color: #64748b;
  background: #f1f5f9;
  font-size: 42rpx;
  line-height: 50rpx;
  text-align: center;
  font-weight: 300;
}
.large-compare {
  position: relative;
  width: 100%;
  height: 900rpx;
  max-height: 70vh;
  border-radius: 22rpx;
  background: #dfe8f4;
  overflow: hidden;
}
.compare-img { width: 100%; height: 100%; }
.compare-before {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  overflow: hidden;
}
.large-compare .compare-before .compare-img { width: calc(100vw - 120rpx); }
.compare-line {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 4rpx;
  margin-left: -2rpx;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 0 12rpx rgba(20, 37, 66, 0.22);
}
.compare-line.large { width: 6rpx; margin-left: -3rpx; }
.compare-handle {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 38rpx;
  height: 58rpx;
  margin-left: -19rpx;
  margin-top: -29rpx;
  border-radius: 999rpx;
  background: #ffffff;
  box-shadow: 0 8rpx 18rpx rgba(20, 37, 66, 0.22);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rpx;
  color: #1f8cff;
  font-size: 24rpx;
  font-weight: 900;
}
.compare-handle.large {
  width: 54rpx;
  height: 78rpx;
  margin-left: -27rpx;
  margin-top: -39rpx;
  font-size: 32rpx;
}
.compare-tag {
  position: absolute;
  top: 12rpx;
  padding: 6rpx 12rpx;
  border-radius: 999rpx;
  color: #ffffff;
  background: rgba(15, 23, 42, 0.46);
  font-size: 20rpx;
  font-weight: 700;
}
.compare-tag.left { left: 12rpx; }
.compare-tag.right { right: 12rpx; }
.compare-guide {
  display: block;
  margin-top: 18rpx;
  color: #64748b;
  font-size: 24rpx;
  text-align: center;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}
</style>