num/client/pages/chart/index.vue

<template>
  <view class="page-chart">
    <!-- Top operation bar -->
    <view class="top-bar">
      <view class="spacer"></view>
      <view v-if="userStore.isVip" class="export-btn" @click="exportPdf">
        导出PDF
      </view>
    </view>

    <!-- Triangle chart (collapsible) -->
    <view class="chart-section" :class="{ 'chart-section--collapsed': chartCollapsed }">
      <view v-show="!chartCollapsed" class="chart-section__body">
        <TriangleChart
          :chartData="store.currentChart"
          :birthYear="store.currentBirthYear"
          :birthMonth="store.currentBirthMonth"
          :birthDay="store.currentBirthDay"
          :recordId="store.currentRecordId"
          :annotations="annotations"
          :tags="allTags"
          @annotation-add="onAnnotationAdd"
          @annotation-delete="onAnnotationDelete"
          @tag-create="onTagCreate"
        />
      </view>
      <view class="chart-section__toggle" @click="chartCollapsed = !chartCollapsed">
        <text class="chart-section__toggle-label">{{ chartCollapsed ? '展开命盘图' : '收起命盘图' }}</text>
        <text class="chart-section__toggle-arrow">{{ chartCollapsed ? '▾' : '▴' }}</text>
      </view>
    </view>

    <!-- Menu button (regenerate + share info) -->
    <view class="menu-bar">
      <text class="menu-btn" @click="showMenu">···</text>
    </view>

    <!-- AI Chat -->
    <view class="chat-section">
      <view class="section-title">
        <text class="title-icon">◈</text>
        命盘解读
        <text v-if="!userStore.isVipActive && maxChats > 0" class="quota-badge">
          {{ usedChats }}/{{ maxChats }}
        </text>
        <text v-if="userStore.isVipActive" class="quota-badge vip">无限</text>
      </view>

      <scroll-view class="chat-box" scroll-y :scroll-top="scrollTop">
        <view v-for="(msg, idx) in messages" :key="idx">
          <!-- System messages: centered italic text, no bubble -->
          <view v-if="msg.senderType === 'system'" class="msg-system" @longpress.stop="onLongPressMsg(msg)">
            <text>{{ msg.content }}</text>
          </view>
          <!-- Practitioner messages: green bubble with label -->
          <view v-else-if="msg.senderType === 'practitioner'" class="msg-row practitioner" @longpress.stop="onLongPressMsg(msg)">
            <view class="msg-practitioner-label">👤 能量师</view>
            <view class="msg-bubble msg-practitioner-bubble">
              <text>{{ msg.content }}</text>
            </view>
          </view>
          <!-- Voice message — playable audio bubble -->
          <view v-else-if="msg.audioUrl" class="msg-row" :class="msg.role">
            <view class="msg-bubble msg-bubble--audio" @click="playAudio(msg.audioUrl, idx)">
              <text class="msg-audio__icon">{{ audioPlayingIdx === idx ? '🔊' : '🔈' }}</text>
              <view class="msg-audio__wave" :class="{ 'msg-audio__wave--playing': audioPlayingIdx === idx }">
                <view v-for="i in 4" :key="i" class="msg-audio__bar"></view>
              </view>
              <text class="msg-audio__label">语音</text>
            </view>
          </view>
          <!-- Default (AI/User): text bubble -->
          <view v-else class="msg-row" :class="msg.role">
            <view class="msg-bubble">
              <text>{{ msg.content }}</text>
            </view>
          </view>
        </view>
      </scroll-view>

      <!-- Quota exceeded prompt for non-VIP -->
      <view v-if="quotaExceeded" class="upgrade-prompt">
        <text class="upgrade-text">今日 AI 解读次数已用完</text>
        <text class="upgrade-desc">选择适合的会员方案，解锁无限次解读</text>
        <view class="upgrade-actions">
          <button class="upgrade-btn secondary" @click="goSubscribeC">C端会员 ¥131/年</button>
          <button class="upgrade-btn" @click="goSubscribe">能量师 ¥1,314/年</button>
        </view>
      </view>

      <!-- Share hint (non-intrusive) -->
      <view v-if="shareRemaining > 0 && !userStore.isVipActive" class="share-hint">
        <text class="share-hint-text">分享好友可解锁更多次数 · 今日剩余 {{ shareRemaining }} 次</text>
      </view>

      <!-- Input area — text/voice toggle (WeChat style) -->
      <view class="input-bar">
        <!-- Text input mode -->
        <view v-if="inputMode === 'text'" class="input-bar__row">
          <view class="input-bar__toggle" @click.stop="toggleInputMode">
            <text class="input-bar__toggle-icon">🎤</text>
          </view>
          <input
            class="chat-input"
            v-model="chatInput"
            :placeholder="quotaExceeded ? '已用完，开通会员继续' : '输入您的问题...'"
            @confirm="sendQuestion(chatInput)"
            :disabled="loading"
          />
          <button class="send-btn" @click="sendQuestion(chatInput)" :disabled="loading || !chatInput.trim()">
            {{ loading ? '···' : '发送' }}
          </button>
        </view>
        <!-- Voice input mode -->
        <view v-else class="input-bar__row">
          <view class="input-bar__toggle" @click.stop="toggleInputMode">
            <text class="input-bar__toggle-icon">⌨️</text>
          </view>
          <view
            class="voice-btn"
            :class="{ 'voice-btn--recording': isRecording, 'voice-btn--release': willCancel }"
            @touchstart="onRecordStart"
            @touchend.prevent="onRecordEnd"
            @touchmove="onRecordMove"
            @touchcancel="onRecordCancel"
          >
            <view class="voice-btn__ripple" v-if="isRecording"></view>
            <text class="voice-btn__text">
              <template v-if="!isRecording">按住 说话</template>
              <template v-else-if="willCancel">松开 取消</template>
              <template v-else>松开 发送</template>
            </text>
            <text class="voice-btn__hint" v-if="isRecording && !willCancel">上滑取消</text>
          </view>
        </view>
      </view>
    </view>

     <!-- US-9.4: Proposal card for negotiating state -->
     <view v-if="planRequest && planRequest.status === 'negotiating'" class="proposal-section">
       <view class="proposal-title">📋 人工方案</view>
       <view class="proposal-card">
         <view class="proposal-price">¥{{ planRequest.price }}</view>

         <view v-if="proposalMessage" class="proposal-message">
           <text class="proposal-msg-label">能量师留言:</text>
           <text class="proposal-msg-content">{{ proposalMessage }}</text>
         </view>

         <view v-if="logs.length > 0" class="negotiation-history">
           <view class="history-title">协商历史</view>
           <view class="history-timeline">
             <view v-for="(log, idx) in logs" :key="log.id" class="history-item" :class="log.action">
               <view class="timeline-dot" :class="log.action"></view>
               <view class="timeline-line" v-if="idx < logs.length - 1"></view>
               <view class="timeline-content">
                 <text v-if="log.action === 'proposal'">能量师提交方案: ¥{{ log.newPrice }}</text>
                 <text v-else-if="log.action === 'counter' && log.operatorId === currentUserId">您还价: ¥{{ log.newPrice }}</text>
                 <text v-else-if="log.action === 'counter'">能量师还价: ¥{{ log.newPrice }}</text>
                 <text v-else-if="log.action === 'accept'">✓ 已接受方案</text>
                 <text v-else>{{ log.action }}</text>
               </view>
             </view>
           </view>
         </view>

         <view class="proposal-actions">
           <button class="proposal-btn btn-accept" :disabled="acceptingOffer" @click="acceptOffer">接受方案</button>
           <button class="proposal-btn btn-counter" @click="showCounterInput = !showCounterInput">还价</button>
           <button class="proposal-btn btn-reject" :disabled="rejecting" @click="rejectOffer">拒绝</button>
         </view>

         <view v-if="showCounterInput" class="counter-input-wrap">
           <view class="counter-input-row">
             <input class="counter-input" v-model="counterPrice" type="number" placeholder="输入您的报价..." />
             <button class="counter-submit" :disabled="countering || !counterPrice" @click="submitCounter">提交还价</button>
           </view>
           <text class="counter-hint">双方最多协商5轮</text>
         </view>
       </view>
     </view>

<!-- US-9.5: Pending payment — show pay button -->
      <view v-if="planRequest && planRequest.status === 'pending_payment' && planOrder" class="proposal-section">
        <view class="proposal-title">📋 方案已确认</view>
        <view class="proposal-card pending-payment-card">
          <view class="proposal-price">¥{{ planRequest.price }}</view>
          <text class="payment-hint">请在24小时内完成支付</text>
          <button class="payment-btn" @click="goPay">去支付 ¥{{ planRequest.price }}</button>
        </view>
      </view>

      <!-- US-9.5: Paid — show delivery -->
      <view v-else-if="planRequest && planRequest.status === 'paid'" class="proposal-section">
        <view class="proposal-card paid-card">
          <view v-if="deliveryData && deliveryData.length > 0" class="delivery-content">
            <view class="delivery-title">📋 方案交付</view>
            <view v-for="d in deliveryData" :key="d.id" class="delivery-item">
              <view class="delivery-header">
                <text class="delivery-type">{{ d.deliveryType === 'text' ? '文字方案' : d.deliveryType === 'file' ? '文件方案' : '综合方案' }}</text>
                <text class="delivery-time">{{ d.createdAt?.slice(0, 10) }}</text>
              </view>
              <text v-if="d.textContent" class="delivery-text">{{ d.textContent }}</text>
            </view>
          </view>
          <view v-else class="paid-waiting">
            <text class="paid-waiting-text">方案已确认，等待能量师交付...</text>
          </view>
        </view>
      </view>

   </view>


 </template>

<script>
// Page lifecycle hooks (needed for WeChat share)
export default {
  onShareAppMessage() {
    const pages = getCurrentPages()
    const page = pages[pages.length - 1]
    const recordId = page?.options?.recordId || ''
    const store = this.$scope?.store
    const title = store?.currentChart?.O
      ? `我的命盘主性格数字是${store.currentChart.O}，快来测测你的！`
      : '数字能量命盘分析'
    return {
      title,
      path: `/pages/chart/index?recordId=${recordId}`,
      imageUrl: '/static/share-card.png'
    }
  },
  onShareTimeline() {
    const pages = getCurrentPages()
    const page = pages[pages.length - 1]
    const recordId = page?.options?.recordId || ''
    return {
      title: '数字能量命盘分析',
      query: `recordId=${recordId}`,
      imageUrl: '/static/share-card.png'
    }
  }
}
</script>

<script setup>
import { ref, computed, onMounted } from 'vue'
import { useChartStore } from '@/stores/chart'
import { useUserStore } from '@/stores/user'
import TriangleChart from '@/components/TriangleChart.vue'
import { chatApi, consultationApi, profileApi, annotationApi, exportApi, interventionApi, planApi, proposalApi, deliveryApi } from '@/utils/api'

const store = useChartStore()
const userStore = useUserStore()
const chatInput = ref('')
const scrollTop = ref(0)
const messages = ref([])
const loading = ref(false)
const usedChats = ref(0)
const maxChats = ref(0)

// US-9.6: Chart collapse state
const chartCollapsed = ref(false)

// US-9.6: Voice input state
const inputMode = ref('text') // 'text' | 'voice'
const isRecording = ref(false)
const willCancel = ref(false)
const audioPlayingIdx = ref(-1)
const recorderManager = uni.getRecorderManager()
let innerAudioContext = null
// US-9.3: Intervention state
const hasActiveIntervention = ref(false)
const activeInterventionId = ref(null)

// US-9.4: Plan proposal state
const planRequest = ref(null)
const logs = ref([])
const counterPrice = ref(null)
const showCounterInput = ref(false)
const acceptingOffer = ref(false)
const countering = ref(false)
const rejecting = ref(false)

// US-9.5: Payment and delivery state
const planOrder = ref(null)
const deliveryData = ref([])

// Annotation / Tag state (US-7.1 / US-7.2)
const annotations = ref([])
const allTags = ref([])

const quotaExceeded = computed(() => {
  if (userStore.isVipActive) return false
  return maxChats.value > 0 && usedChats.value >= maxChats.value
})

const shareRemaining = computed(() => {
  if (userStore.isVipActive) return -1
  const limit = userStore.shareLimit || 1
  const count = userStore.shareCount || 0
  return limit > 0 ? Math.max(0, limit - count) : 0
})

// US-9.4: Computed proposal message from logs
const proposalMessage = computed(() => {
  const proposalLog = logs.value.find(l => l.action === 'proposal')
  return proposalLog?.message || ''
})

// US-9.4: Current user ID for comparison in negotiation history
const currentUserId = computed(() => userStore.user?.id || userStore.userId || '')

onMounted(async () => {
  try {
    await userStore.fetchQuota()
  } catch (e) { /* ignore */ }

  // URL shareability — load from recordId if no store state (US-1.1 §14)
  const pages = getCurrentPages()
  const currentPage = pages[pages.length - 1]
  const recordId = currentPage?.options?.recordId
  if (!store.currentChart && recordId) {
    try {
      await store.loadChart(Number(recordId))
    } catch (e) {
      // fall through to "no data" message
    }
  }

  if (store.currentChart) {
      maxChats.value = userStore.maxChats || 3
      usedChats.value = userStore.usedChats || 0

    // Load annotations and tags for this record (US-7.1/7.2)
    if (store.currentRecordId) {
      loadAnnotations()
    }

    // US-9.4: Load plan request for this chart
    loadPlanRequest()

    // Use consultationMessages from store (set during startConsultation) if available
    if (store.consultationMessages && store.consultationMessages.length > 0) {
      messages.value = store.consultationMessages.map(m => ({
        role: m.role === 'ai' ? 'ai' : 'user',
        content: m.content,
        senderType: m.senderType || null,
        interventionId: m.interventionId || null
      }))
    } else if (store.currentRecordId) {
      try {
        const history = await chatApi.history(store.currentRecordId)
        messages.value = history.map(m => ({
          role: m.role === 'ai' ? 'ai' : 'user',
          content: m.content,
          senderType: m.senderType || null,
          interventionId: m.interventionId || null
        }))
        const userMsgCount = history.filter(m => m.role === 'user').length
        usedChats.value = Math.max(usedChats.value, userMsgCount)
      } catch (e) {
        // fallback to generic greeting
      }
    }

    // US-9.3: Check intervention status from loaded messages
    checkInterventionStatus(messages.value)

    // Ensure at least a greeting message if still empty
    if (messages.value.length === 0) {
      messages.value = [{
        role: 'ai',
        content: `已为您生成命盘。主性格数字为${store.currentChart.O}。请点击下方问题或输入您想了解的内容。`
      }]
    }
  } else {
    messages.value = [{
      role: 'ai',
      content: '暂无命盘数据，请先返回首页输入出生信息。'
    }]
  }
})

// US-9.3: Check if intervention is active from message history
function checkInterventionStatus(messages) {
  let active = false
  let lastId = null
  for (const msg of messages) {
    if (msg.senderType === 'system') {
      if (msg.content && msg.content.includes('能量师') && msg.content.includes('进入')) {
        active = true
        lastId = msg.interventionId
      }
      if (msg.content && (msg.content.includes('退出') || msg.content.includes('结束'))) {
        active = false
      }
    }
  }
  hasActiveIntervention.value = active
  activeInterventionId.value = lastId
}

// US-9.3: Long-press handler for practitioner / entry system messages
function onLongPressMsg(msg) {
  // Only show action if intervention is active
  if (!hasActiveIntervention.value) return
  // Only on practitioner messages or entry system messages
  if (msg.senderType === 'practitioner' || (msg.senderType === 'system' && msg.content && msg.content.includes('能量师'))) {
    uni.showActionSheet({
      itemList: ['结束能量师介入'],
      success: async (res) => {
        if (res.tapIndex === 0) {
          await endIntervention()
        }
      }
    })
  }
}

// US-9.3: End intervention by user's request
async function endIntervention() {
  uni.showLoading({ title: '处理中...' })
  try {
    await interventionApi.endByUser(activeInterventionId.value)
    uni.hideLoading()
    uni.showToast({ title: '已结束能量师介入', icon: 'success' })
    hasActiveIntervention.value = false
    activeInterventionId.value = null
  } catch (e) {
    uni.hideLoading()
    uni.showToast({ title: e.message || '操作失败', icon: 'none' })
  }
}

// ─── Voice Input ─────────────────────────────────────────
// Setup recorder event listeners
if (recorderManager) {
  recorderManager.onStart(() => {
    isRecording.value = true
  })
  recorderManager.onStop(async (res) => {
    isRecording.value = false
    willCancel.value = false
    if (res.tempFilePath && !cancelledRecording) {
      await uploadVoice(res.tempFilePath)
    }
    cancelledRecording = false
  })
  recorderManager.onError(() => {
    isRecording.value = false
    willCancel.value = false
    uni.showToast({ title: '录音失败', icon: 'none' })
  })
}
let cancelledRecording = false
let recordStartY = 0

function toggleInputMode() {
  inputMode.value = inputMode.value === 'text' ? 'voice' : 'text'
}

function onRecordStart(e) {
  if (loading.value) return
  cancelledRecording = false
  willCancel.value = false
  recordStartY = e.touches[0]?.clientY || 0
  // Start recording
  recorderManager.start({
    format: 'mp3',
    sampleRate: 16000,
    numberOfChannels: 1,
    encodeBitRate: 48000
  })
}

function onRecordMove(e) {
  if (!isRecording.value) return
  const touch = e.touches[0]
  if (touch && recordStartY > 0) {
    // Slide up more than 50px → show cancel
    willCancel.value = (recordStartY - touch.clientY) > 50
  }
}

function onRecordEnd() {
  if (isRecording.value) {
    if (willCancel.value) {
      cancelledRecording = true
      recorderManager.stop()
    } else {
      recorderManager.stop()
    }
  }
}

function onRecordCancel() {
  if (isRecording.value) {
    cancelledRecording = true
    willCancel.value = false
    isRecording.value = false
    try { recorderManager.stop() } catch (e) {}
  }
}

async function uploadVoice(filePath) {
  try {
    uni.showLoading({ title: '语音处理中...', mask: true })
    const result = await chatApi.voiceUpload(filePath, store.currentRecordId)
    uni.hideLoading()
    if (result && result.url) {
      await sendVoiceMessage(result.url)
    }
  } catch (e) {
    uni.hideLoading()
    uni.showToast({ title: '语音上传失败', icon: 'none' })
  }
}

async function sendVoiceMessage(audioUrl) {
  // Add voice message locally
  messages.value.push({ role: 'user', content: '[语音消息]', audioUrl })
  scrollTop.value = 99999
  loading.value = true

  try {
    if (store.currentRecordId) {
      const res = await chatApi.send({
        chartRecordId: store.currentRecordId,
        query: '[语音消息]',
        audioUrl
      })
      messages.value.push({ role: 'ai', content: res.reply })
      usedChats.value++
    }
  } catch (e) {
    if (e.code === 1008) {
      usedChats.value = maxChats.value
      messages.value.push({
        role: 'ai',
        content: '今日解读次数已用完，开通会员可享无限次解读。'
      })
    } else {
      messages.value.push({
        role: 'ai',
        content: e.message || '解读服务暂时不可用，请稍后再试。'
      })
    }
  }
  loading.value = false
  scrollTop.value = 99999
}

function getServerBase() {
  // Derive server base from API_BASE_URL pattern (strip trailing /api)
  // In api.js: const API_BASE_URL = 'http://127.0.0.1:8186/api'
  const token = uni.getStorageSync('token')
  // We don't have direct access to API_BASE_URL, so we construct it
  // This works in dev; production should use relative URLs
  return 'http://127.0.0.1:8186'
}

function playAudio(audioUrl, idx) {
  if (audioPlayingIdx.value === idx) {
    if (innerAudioContext) {
      innerAudioContext.stop()
      innerAudioContext.destroy()
      innerAudioContext = null
    }
    audioPlayingIdx.value = -1
    return
  }
  if (innerAudioContext) {
    innerAudioContext.stop()
    innerAudioContext.destroy()
    innerAudioContext = null
  }
  audioPlayingIdx.value = idx
  innerAudioContext = uni.createInnerAudioContext()
  innerAudioContext.src = getServerBase() + audioUrl
  innerAudioContext.onPlay(() => {})
  innerAudioContext.onError(() => {
    audioPlayingIdx.value = -1
    uni.showToast({ title: '播放失败', icon: 'none' })
  })
  innerAudioContext.onEnded(() => {
    audioPlayingIdx.value = -1
    innerAudioContext.destroy()
    innerAudioContext = null
  })
  innerAudioContext.play()
}

async function sendQuestion(q) {
  if (!q.trim() || loading.value) return
  if (quotaExceeded.value) {
    // Show upgrade prompt instead of sending
    uni.showModal({
      title: '今日解读次数已用完',
      content: '开通 VIP 会员享无限次 AI 解读，或分享好友获取额外次数',
      confirmText: '开通会员',
      cancelText: '分享好友',
      success: (res) => {
        if (res.confirm) {
          goSubscribeC()
        } else {
          triggerShare()
        }
      }
    })
    return
  }

  messages.value.push({ role: 'user', content: q })
  chatInput.value = ''
  loading.value = true

  try {
    if (store.currentRecordId) {
      const res = await chatApi.send({ chartRecordId: store.currentRecordId, query: q })
      messages.value.push({ role: 'ai', content: res.reply })
      usedChats.value++
    } else {
      messages.value.push({
        role: 'ai',
        content: `数字能量分析显示，${q}方面您的能量组合表明有良好的发展潜力，请结合自身情况理性决策。`
      })
    }
  } catch (e) {
    if (e.code === 1008) {
      usedChats.value = maxChats.value
      messages.value.push({
        role: 'ai',
        content: '今日解读次数已用完，开通会员可享无限次解读。'
      })
    } else {
      messages.value.push({
        role: 'ai',
        content: e.message || '解读服务暂时不可用，请稍后再试。'
      })
    }
  }

  loading.value = false
  scrollTop.value = 99999
}

// US-3.3: Regenerate interpretation via action sheet menu
function showMenu() {
  const items = ['🔄 重新开始']
  // US-2.2: PDF export for paid users only
  if (userStore.isVipActive) {
    items.push('📄 导出 PDF')
  }
  if (!userStore.isVipActive && shareRemaining.value > 0) {
    items.push('📤 分享给好友')
  }
  items.push('❌ 取消')
  uni.showActionSheet({
    itemList: items,
    success: async (res) => {
      if (res.tapIndex === 0) {
        await confirmRegenerate()
      } else if (res.tapIndex === 1) {
        if (items[1] === '📄 导出 PDF') {
          await exportPdf()
        } else if (items[1] === '📤 分享给好友') {
          await triggerShare()
        }
      } else if (res.tapIndex === 2 && items[2] === '📤 分享给好友') {
        await triggerShare()
      }
    }
  })
}

async function confirmRegenerate() {
  uni.showModal({
    title: '重新开始',
    content: '将清除当前对话记录并重新生成命盘解读，确定吗？',
    success: async (confirm) => {
      if (!confirm.confirm) return
      if (!store.currentRecordId) {
        uni.showToast({ title: '暂无命盘数据', icon: 'none' })
        return
      }
      try {
        uni.showLoading({ title: '重新生成中...' })
        const newMessages = await consultationApi.regenerate(store.currentRecordId)
        messages.value = (newMessages || []).map(m => ({
          role: m.role === 'ai' ? 'ai' : 'user',
          content: m.content
        }))
        // Reset chat counters
        usedChats.value = 0
        uni.hideLoading()
        uni.showToast({ title: '解读已重新生成', icon: 'success' })
        scrollTop.value = 99999
      } catch (e) {
        uni.hideLoading()
        uni.showToast({ title: '重新生成失败，请重试', icon: 'none' })
      }
    }
  })
}

// US-2.1: Track share and update quota
async function triggerShare() {
  uni.showShareMenu({
    withShareTicket: true,
    menus: ['shareAppMessage', 'shareTimeline'],
    success: async () => {
      // Call backend to track share
      try {
        const result = await profileApi.trackShare()
        shareCount.value = result.dailyShareCount || shareCount.value + 1
      } catch (e) { /* best-effort */ }
    }
  })
}

function goSubscribe() {
  uni.navigateTo({ url: '/pages/subscribe/index' })
}
function goSubscribeC() {
  uni.navigateTo({ url: '/pages/payment/index?product=annual' })
}

// US-2.2: Export PDF (paid users only)
async function exportPdf() {
  if (!store.currentRecordId) {
    uni.showToast({ title: '暂无命盘记录', icon: 'none' })
    return
  }
  uni.showLoading({ title: '生成中...' })
  try {
    const filePath = await exportApi.pdf(store.currentRecordId)
    uni.hideLoading()
    // Open PDF document
    uni.openDocument({
      filePath,
      success: () => {
        uni.showToast({ title: 'PDF 已生成', icon: 'success' })
      },
      fail: () => {
        uni.showToast({ title: '打开文件失败', icon: 'none' })
      }
    })
  } catch (e) {
    uni.hideLoading()
    uni.showToast({ title: e.message || '导出失败', icon: 'none' })
  }
  }

  // === Annotation / Tag handlers (US-7.1 / US-7.2) ===

async function loadAnnotations() {
  if (!store.currentRecordId) return
  try {
    const [annoList, tagList] = await Promise.all([
      annotationApi.list(store.currentRecordId),
      annotationApi.listTags(store.currentRecordId)
    ])
    annotations.value = annoList || []
    allTags.value = tagList || []
  } catch (e) { /* best-effort */ }
}

async function onAnnotationAdd(data) {
  try {
    const saved = await annotationApi.add(data)
    // Reload annotations to include the new one with server-generated ID
    if (store.currentRecordId) {
      const annoList = await annotationApi.list(store.currentRecordId)
      annotations.value = annoList || []
    }
    uni.showToast({ title: '批注已保存', icon: 'success' })
  } catch (e) {
    uni.showToast({ title: '保存失败', icon: 'none' })
  }
}

async function onAnnotationDelete(annoId) {
  try {
    await annotationApi.delete(annoId)
    annotations.value = annotations.value.filter(a => a.id !== annoId)
    uni.showToast({ title: '批注已删除', icon: 'success' })
  } catch (e) {
    uni.showToast({ title: '删除失败', icon: 'none' })
  }
}

async function onTagCreate(tagData) {
  try {
    const saved = await annotationApi.addTag({ ...tagData, recordId: store.currentRecordId })
    if (store.currentRecordId) {
      const tagList = await annotationApi.listTags(store.currentRecordId)
      allTags.value = tagList || []
    }
    uni.showToast({ title: '标签已创建', icon: 'success' })
  } catch (e) {
    uni.showToast({ title: '创建失败', icon: 'none' })
  }
}

// US-9.4: Load plan request for current chart
async function loadPlanRequest() {
  if (!store.currentRecordId) return
  try {
    const requests = await planApi.myRequests()
    const match = requests.find(r => r.chartRecordId === store.currentRecordId && (r.status === 'negotiating' || r.status === 'pending_payment' || r.status === 'paid'))
    if (match) {
      planRequest.value = match
      const logList = await proposalApi.logs(match.id)
      logs.value = logList || []
      // US-9.5: Load delivery data when status is paid
      if (match.status === 'paid') {
        try {
          const deliveries = await deliveryApi.list(match.id)
          deliveryData.value = deliveries || []
        } catch (e) { /* best-effort */ }
      }
    }
  } catch (e) {
    // No plan request found — that's fine
  }
}

// US-9.4: Accept offer
async function acceptOffer() {
  uni.showModal({
    title: '接受方案',
    content: `确定以 ¥${planRequest.value.price} 接受此方案吗？`,
    success: async (res) => {
      if (!res.confirm) return
      acceptingOffer.value = true
      try {
        const result = await proposalApi.accept({ requestId: planRequest.value.id })
        planRequest.value = result.planRequest
        planOrder.value = result.order
        const logList = await proposalApi.logs(planRequest.value.id)
        logs.value = logList || []
        uni.showToast({ title: '已接受方案，请完成支付', icon: 'success' })
      } catch (e) {
        uni.showToast({ title: e.message || '操作失败', icon: 'none' })
      } finally {
        acceptingOffer.value = false
      }
    }
  })
}

// US-9.5: Navigate to payment page
function goPay() {
  if (!planOrder.value || !planRequest.value) return
  uni.navigateTo({
    url: `/pages/payment/index?product=practitioner_plan&totalFee=${planRequest.value.price}&outTradeNo=${planOrder.value.outTradeNo}`
  })
}

// US-9.4: Reject offer
async function rejectOffer() {
  uni.showModal({
    title: '拒绝方案',
    content: '确定拒绝此方案吗？',
    success: async (res) => {
      if (!res.confirm) return
      rejecting.value = true
      try {
        await proposalApi.reject({ requestId: planRequest.value.id })
        planRequest.value.status = 'rejected'
        uni.showToast({ title: '已拒绝', icon: 'success' })
      } catch (e) {
        uni.showToast({ title: e.message || '操作失败', icon: 'none' })
      } finally {
        rejecting.value = false
      }
    }
  })
}

// US-9.4: Submit counter-offer
async function submitCounter() {
  const price = Number(counterPrice.value)
  if (!price || price <= 0) {
    uni.showToast({ title: '请输入有效价格', icon: 'none' })
    return
  }
  countering.value = true
  try {
    await proposalApi.counter({ requestId: planRequest.value.id, newPrice: price })
    const logList = await proposalApi.logs(planRequest.value.id)
    logs.value = logList || []
    showCounterInput.value = false
    counterPrice.value = null
    uni.showToast({ title: '已提交还价', icon: 'success' })
  } catch (e) {
    uni.showToast({ title: e.message || '还价失败', icon: 'none' })
  } finally {
    countering.value = false
  }
}
</script>

<style scoped lang="scss">
.page-chart {
  height: 100vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: linear-gradient(180deg, #0c0a1a 0%, #120d28 50%, #0f0c1e 100%);
}

/* Top operation bar */
.top-bar {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  padding: 8px 12px;
  background: rgba(0,0,0,0.15);
}
.spacer {
  flex: 1;
}
.export-btn {
  font-size: 13px;
  color: #fbbf24;
  padding: 6px 12px;
  border: 1px solid rgba(251,191,36,0.3);
  border-radius: 8px;
}

.chart-section {
  flex-shrink: 0;
  margin: 0 14px;
  overflow: hidden;
  transition: flex-shrink 0.25s;

  &__body {
    overflow: hidden;
    transition: max-height 0.3s ease, opacity 0.25s ease;
  }

  &--collapsed {
    flex-shrink: 1;
  }

  &__toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 6px 0 4px;
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;

    &:active {
      opacity: 0.6;
    }

    &-label {
      font-size: 11px;
      color: rgba(255, 255, 255, 0.3);
    }

    &-arrow {
      font-size: 10px;
      color: rgba(255, 255, 255, 0.25);
    }
  }
}

/* Menu bar — three-dot button */
.menu-bar {
  display: flex;
  justify-content: flex-end;
  padding: 0 14px;
  margin: -6px 0 8px;
}
.menu-btn {
  width: 32px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.4);
  letter-spacing: 2px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.04);
}
.menu-btn:active {
  background: rgba(255, 255, 255, 0.08);
}

.chat-section {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  min-height: 0;
  margin: 0 14px;
}

.section-title {
  font-size: 15px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.title-icon {
  font-size: 12px;
  color: #fbbf24;
  opacity: 0.6;
}

.quota-badge {
  font-size: 11px;
  font-weight: 400;
  color: #fbbf24;
  background: rgba(251, 191, 36, 0.12);
  padding: 2px 10px;
  border-radius: 10px;
  border: 1px solid rgba(251, 191, 36, 0.15);
}

.quota-badge.vip {
  color: #34d399;
  background: rgba(52, 211, 153, 0.1);
  border-color: rgba(52, 211, 153, 0.15);
}

.chat-box {
  flex: 1;
  height: auto;
  overflow-y: auto;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 14px;
  padding: 14px;
  margin-bottom: 10px;
}

.msg-row {
  margin-bottom: 14px;
  display: flex;
}

.msg-row.user {
  justify-content: flex-end;
}

.msg-bubble {
  max-width: 80%;
  padding: 10px 16px;
  border-radius: 14px;
  font-size: 14px;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.85);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.msg-row.user .msg-bubble {
  background: rgba(251, 191, 36, 0.12);
  border-color: rgba(251, 191, 36, 0.15);
  color: #fbbf24;
}

/* US-9.3: Practitioner message bubble */
.msg-row.practitioner {
  justify-content: flex-start;
  flex-direction: column;
  align-items: flex-start;
}
.msg-practitioner-label {
  font-size: 12px;
  color: #10b981;
  margin-bottom: 4px;
  font-weight: 500;
}
.msg-practitioner-bubble {
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: rgba(255, 255, 255, 0.85);
}

/* US-9.3: System message — centered italic text */
.msg-system {
  text-align: center;
  padding: 8px 0;
  color: rgba(255, 255, 255, 0.4);
  font-style: italic;
  font-size: 12px;
  line-height: 1.6;
}

.input-bar {
  &__row {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
  }

  &__toggle {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.06);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    cursor: pointer;

    &:active {
      background: rgba(255, 255, 255, 0.12);
    }

    &-icon {
      font-size: 18px;
      line-height: 1;
    }
  }
}

.chat-input {
  flex: 1;
  height: 42px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  padding: 0 14px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.85);
  background: rgba(255, 255, 255, 0.04);
}

.send-btn {
  height: 42px;
  padding: 0 24px;
  background: linear-gradient(135deg, #f59e0b, #d97706);
  color: #fff;
  border: none;
  border-radius: 10px;
  line-height: 42px;
  font-size: 14px;
  font-weight: 500;
  white-space: nowrap;
}

.send-btn[disabled] {
  opacity: 0.4;
}

/* ─── Voice recording button ─── */
.voice-btn {
  flex: 1;
  height: 48px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  user-select: none;
  -webkit-tap-highlight-color: transparent;

  &:active {
    background: rgba(255, 255, 255, 0.1);
  }

  &--recording {
    background: rgba(251, 191, 36, 0.1);
    border-color: rgba(251, 191, 36, 0.3);
  }

  &--release {
    background: rgba(239, 68, 68, 0.12);
    border-color: rgba(239, 68, 68, 0.3);
  }

  &__text {
    font-size: 15px;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.75);
    position: relative;
    z-index: 1;
  }

  &--recording &__text {
    color: #fbbf24;
  }
  &--release &__text {
    color: #ef4444;
  }

  &__hint {
    position: absolute;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 10px;
    color: rgba(255, 255, 255, 0.25);
    z-index: 1;
  }

  &__ripple {
    position: absolute;
    inset: -20px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(251, 191, 36, 0.08) 0%, transparent 70%);
    animation: voice-pulse 1s ease-in-out infinite;
  }
}

@keyframes voice-pulse {
  0%, 100% { transform: scale(1); opacity: 0.6; }
  50% { transform: scale(1.15); opacity: 1; }
}

/* ─── Audio message bubble ─── */
.msg-bubble--audio {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 100px;
  cursor: pointer;

  &:active {
    opacity: 0.7;
  }
}

.msg-audio {
  &__icon {
    font-size: 20px;
    flex-shrink: 0;
  }

  &__wave {
    display: flex;
    align-items: center;
    gap: 2px;
    height: 20px;

    &--playing .msg-audio__bar {
      background: #fbbf24;
      animation: audio-bar 0.6s ease-in-out infinite alternate;
    }
  }

  &__bar {
    width: 3px;
    border-radius: 2px;
    background: rgba(255, 255, 255, 0.3);

    &:nth-child(1) { height: 8px; }
    &:nth-child(2) { height: 14px; animation-delay: 0.2s; }
    &:nth-child(3) { height: 10px; animation-delay: 0.4s; }
    &:nth-child(4) { height: 16px; animation-delay: 0.6s; }
  }

  &__label {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.5);
    flex-shrink: 0;
  }
}

@keyframes audio-bar {
  0% { transform: scaleY(0.5); }
  100% { transform: scaleY(1.2); }
}

.msg-row.user .msg-audio__bar {
  background: rgba(251, 191, 36, 0.35);
}
.msg-row.user .msg-audio__label {
  color: rgba(251, 191, 36, 0.5);
}

/* Share hint */
.share-hint {
  padding: 8px 0;
  text-align: center;
}
.share-hint-text {
  font-size: 11px;
  color: rgba(255, 255, 255, 0.3);
}

/* Upgrade prompt */
.upgrade-prompt {
  background: linear-gradient(135deg, rgba(251, 191, 36, 0.08), rgba(217, 119, 6, 0.06));
  border: 1px solid rgba(251, 191, 36, 0.12);
  border-radius: 14px;
  padding: 22px;
  text-align: center;
  margin-bottom: 12px;
}

.upgrade-text {
  display: block;
  font-size: 16px;
  font-weight: 600;
  color: #fbbf24;
}

.upgrade-desc {
  display: block;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.45);
  margin: 8px 0 16px;
}

.upgrade-actions {
  display: flex;
  gap: 10px;
  justify-content: center;
}

.upgrade-btn {
  flex: 1;
  background: linear-gradient(135deg, #f59e0b, #d97706);
  color: #fff;
  border: none;
  border-radius: 10px;
  padding: 10px 0;
  font-size: 14px;
  font-weight: 500;
  line-height: 1.4;
}

.upgrade-btn.secondary {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(251, 191, 36, 0.2);
  color: #fbbf24;
}

/* US-9.4: Proposal section */
.proposal-section {
  flex-shrink: 0;
  margin: 0 14px 10px;
}
.proposal-title {
  font-size: 16px;
  font-weight: 700;
  color: #a78bfa;
  margin-bottom: 10px;
  padding-left: 2px;
}
.proposal-card {
  background: rgba(124,58,237,0.06);
  border: 1px solid rgba(124,58,237,0.12);
  border-radius: 14px;
  padding: 16px;
}
.proposal-price {
  text-align: center;
  font-size: 24px;
  font-weight: 700;
  color: #fbbf24;
  margin-bottom: 12px;
}
.proposal-message {
  background: rgba(255,255,255,0.03);
  border-radius: 8px;
  padding: 10px 12px;
  margin-bottom: 12px;
}
.proposal-msg-label {
  display: block;
  font-size: 12px;
  color: rgba(255,255,255,0.4);
  margin-bottom: 4px;
}
.proposal-msg-content {
  display: block;
  font-size: 13px;
  color: rgba(255,255,255,0.75);
  line-height: 1.5;
}
.negotiation-history {
  margin-bottom: 14px;
}
.history-title {
  font-size: 13px;
  font-weight: 600;
  color: rgba(255,255,255,0.5);
  margin-bottom: 10px;
}
.history-timeline {
  padding-left: 6px;
}
.history-item {
  display: flex;
  align-items: flex-start;
  position: relative;
  padding-bottom: 6px;
}
.timeline-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,0.2);
  flex-shrink: 0;
  margin-top: 4px;
  margin-right: 10px;
}
.timeline-dot.accept {
  background: #10b981;
}
.timeline-line {
  position: absolute;
  left: 3px;
  top: 12px;
  width: 2px;
  height: calc(100% - 6px);
  background: rgba(255,255,255,0.08);
}
.timeline-content {
  flex: 1;
  font-size: 13px;
  color: rgba(255,255,255,0.6);
  line-height: 1.5;
}
.proposal-actions {
  display: flex;
  gap: 10px;
}
.proposal-btn {
  flex: 1;
  height: 40px;
  border: none;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 600;
  line-height: 40px;
  text-align: center;
}
.proposal-btn.btn-accept {
  background: linear-gradient(135deg, #10b981, #059669);
  color: #fff;
}
.proposal-btn.btn-accept[disabled] {
  opacity: 0.5;
}
.proposal-btn.btn-counter {
  background: transparent;
  border: 1px solid #3b82f6;
  color: #3b82f6;
}
.proposal-btn.btn-reject {
  background: transparent;
  border: 1px solid #ef4444;
  color: #ef4444;
}
.proposal-btn.btn-reject[disabled] {
  opacity: 0.5;
}
.counter-input-wrap {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid rgba(255,255,255,0.06);
}
.counter-input-row {
  display: flex;
  gap: 8px;
}
.counter-input {
  flex: 1;
  height: 42px;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 10px;
  padding: 0 14px;
  font-size: 14px;
  color: rgba(255,255,255,0.85);
  background: rgba(255,255,255,0.04);
}
.counter-submit {
  height: 42px;
  padding: 0 20px;
  background: linear-gradient(135deg, #3b82f6, #2563eb);
  color: #fff;
  border: none;
  border-radius: 10px;
  line-height: 42px;
  font-size: 14px;
  font-weight: 500;
}
.counter-submit[disabled] {
  opacity: 0.4;
}
.counter-hint {
  display: block;
  font-size: 11px;
  color: rgba(255,255,255,0.3);
  margin-top: 6px;
  text-align: center;
}
.proposal-card.paid-card {
  text-align: center;
  padding: 16px;
}
.paid-text {
  font-size: 14px;
  color: #10b981;
  font-weight: 600;
}

/* US-9.5: Pending payment card */
.pending-payment-card {
  background: linear-gradient(135deg, rgba(167, 139, 250, 0.08), rgba(124, 58, 237, 0.05));
  border: 1px solid rgba(167, 139, 250, 0.2);
  border-radius: 14px;
  padding: 20px;
  text-align: center;
}
.pending-payment-card .proposal-price {
  font-size: 28px;
  font-weight: 700;
  color: #fbbf24;
  margin-bottom: 8px;
}
.payment-hint {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.4);
  display: block;
  margin-bottom: 14px;
}
.payment-btn {
  width: 100%;
  height: 46px;
  background: linear-gradient(135deg, #10b981, #059669);
  color: #fff;
  border: none;
  border-radius: 12px;
  line-height: 46px;
  font-size: 16px;
  font-weight: 600;
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.25);
}

/* US-9.5: Delivery content display */
.delivery-content {
  padding: 0;
}
.delivery-title {
  font-size: 15px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 12px;
}
.delivery-item {
  background: rgba(255, 255, 255, 0.03);
  border-radius: 10px;
  padding: 14px;
  margin-bottom: 10px;
}
.delivery-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}
.delivery-type {
  font-size: 13px;
  font-weight: 600;
  color: #10b981;
}
.delivery-time {
  font-size: 11px;
  color: rgba(255, 255, 255, 0.3);
}
.delivery-text {
  display: block;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.65);
  line-height: 1.6;
  white-space: pre-wrap;
}

/* US-9.5: Paid waiting state */
.paid-waiting {
  text-align: center;
  padding: 10px 0;
}
.paid-waiting-text {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.4);
}

</style>