完成consumer端同步
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<template>
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<view class="chat-page">
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<!-- 聊天顶部 -->
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<view class="chat-header" :style="{ paddingTop: statusBarHeight + 'px' }">
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<view class="header-content">
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<view class="header-back" @click="goBack">
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<text class="back-icon">‹</text>
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</view>
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<view class="header-info">
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<text class="chat-title">{{ merchantName ?? '在线客服' }}</text>
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<text class="chat-status">在线</text>
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</view>
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<view class="header-actions">
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<text class="action-icon" @click="showMoreActions">⋯</text>
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</view>
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</view>
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</view>
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<!-- 聊天内容 -->
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<scroll-view
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scroll-y
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class="chat-content"
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:scroll-into-view="scrollToView"
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scroll-with-animation
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@scrolltoupper="loadMoreHistory"
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>
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<!-- 顶部占位：用于状态栏与标题栏留白 -->
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<view :style="{ height: (statusBarHeight + 44) + 'px' }"></view>
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<!-- 聊天消息列表 -->
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<view class="chat-messages">
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<!-- 系统提示 -->
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<view class="message-item system">
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<text class="system-text">已连接到商家，开始会话</text>
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</view>
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<!-- 消息项 -->
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<view
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v-for="(message, index) in messages"
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:key="message.id"
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:class="['message-item', message.type]"
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:id="'msg-' + message.id"
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>
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<view v-if="shouldShowTime(index)" class="time-divider">
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<text>{{ formatTime(message.rawTime) }}</text>
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</view>
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<!-- 对方消息 -->
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<view v-if="message.type === 'received'" class="message-wrapper">
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<image
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class="avatar"
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:src="merchantLogo !== '' ? merchantLogo : '/static/logo.png'"
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mode="aspectFill"
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/>
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<view class="message-content-wrapper">
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<view class="message-bubble">
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<text class="message-text">{{ message.content }}</text>
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</view>
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</view>
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</view>
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<!-- 我的消息 -->
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<view v-else class="message-wrapper me">
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<view class="message-content-wrapper">
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<view class="message-bubble me">
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<text class="message-text">{{ message.content }}</text>
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</view>
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</view>
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<image
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class="avatar me"
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:src="userAvatar !== '' ? userAvatar : '/static/images/default-product.png'"
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mode="aspectFill"
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/>
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</view>
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</view>
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<!-- 底部填充，避免输入框遮挡 -->
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<view style="height: 20px;"></view>
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<view id="bottom-anchor" style="height: 1px;"></view>
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</view>
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</scroll-view>
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<!-- 聊天输入区 -->
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<view class="chat-input-area">
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<view class="input-tools">
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<text class="tool-icon" @click="toggleEmoji">😊</text>
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</view>
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<view class="input-wrapper">
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<input
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class="message-input"
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v-model="inputMessage"
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placeholder="请输入要发送的消息..."
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:adjust-position="true"
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confirm-type="send"
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@confirm="sendMessage"
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/>
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<button
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class="send-button"
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:class="{ active: inputMessage.trim().length > 0 }"
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@click="sendMessage"
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>
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发送
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</button>
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</view>
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<!-- 消息选择器（例如表情） -->
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<scroll-view scroll-y v-if="showEmoji" class="emoji-picker">
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<view class="emoji-grid">
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<text
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v-for="emoji in emojiList"
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:key="emoji"
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class="emoji-item"
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@click="insertEmoji(emoji)"
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>
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{{ emoji }}
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</text>
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</view>
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</scroll-view>
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</view>
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</view>
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</template>
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<script setup lang="uts">
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import { ref, onUnmounted } from 'vue'
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import { onLoad } from '@dcloudio/uni-app'
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import supabaseService from '@/utils/supabaseService.uts'
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import type { ChatMessage } from '@/utils/supabaseService.uts'
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import supa from '@/components/supadb/aksupainstance.uts'
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// 界面状态
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const statusBarHeight = ref(0)
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const scrollToView = ref('')
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const showEmoji = ref(false)
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const inputMessage = ref('')
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// 业务数据
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const merchantId = ref('')
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const merchantName = ref('')
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const merchantLogo = ref('')
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const userAvatar = ref('')
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const currentUserId = ref('')
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const messages = ref<any[]>([])
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const emojiList = ['😊','🙂','😂','😍','😢','👍','👏','😄','😁','😜','😭','😮','🤔','😎','😅']
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let realtimeChannel: any | null = null
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onLoad((options: any) => {
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// 获取状态栏高度
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const sys = uni.getSystemInfoSync()
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statusBarHeight.value = sys.statusBarHeight ?? 0
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// 鑾峰彇鍙傛暟
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const optObj = (options instanceof UTSJSONObject) ? (options as UTSJSONObject) : (JSON.parse(JSON.stringify(options ?? {})) as UTSJSONObject)
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const mid = optObj.getString('merchantId') ?? ''
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if (mid !== '') {
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merchantId.value = mid
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merchantName.value = optObj.getString('merchantName') ?? '商家'
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merchantLogo.value = optObj.getString('merchantLogo') ?? ''
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console.log('已初始化会话，商家ID:', merchantId.value)
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} else {
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merchantName.value = '平台客服'
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}
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// 获取当前用户
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const uid = supabaseService.getCurrentUserId()
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if (uid != null) {
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currentUserId.value = uid
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// 简单获取一下头像，实际应该从 Profile 获取
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userAvatar.value = 'https://picsum.photos/100'
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}
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// 加载历史消息
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loadHistory()
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// 启动实时订阅
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startRealtimeSubscription()
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})
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onUnmounted(() => {
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if (realtimeChannel != null) {
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supa.removeChannel(realtimeChannel!)
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}
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})
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// 加载历史记录
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const loadHistory = async () => {
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let rawMsgs: ChatMessage[] = []
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if (merchantId.value) {
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// 获取与特定商家的聊天
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rawMsgs = await supabaseService.getChatMessages(merchantId.value)
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} else {
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// 获取所有，比如客服
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rawMsgs = await supabaseService.getUserChatMessages()
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}
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const formatted = rawMsgs.reverse().map((m: ChatMessage) => formatMessage(m))
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messages.value = formatted
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scrollToBottom()
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}
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const loadMoreHistory = () => {
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// TODO: 实现下拉加载更多历史
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}
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// 开启实时订阅
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const startRealtimeSubscription = () => {
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if (currentUserId.value == '') return
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console.log('启动实时订阅')
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const filterObj = ({
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event: 'INSERT',
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schema: 'public',
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table: 'ml_chat_messages'
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} as UTSJSONObject)
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realtimeChannel = supa.channel(`chat_${currentUserId.value}`)
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.on(
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'postgres_changes',
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filterObj,
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(payload: any) => {
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console.log('收到变更事件', payload)
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const payloadObj = (payload instanceof UTSJSONObject) ? (payload as UTSJSONObject) : (JSON.parse(JSON.stringify(payload ?? {})) as UTSJSONObject)
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const newAny = payloadObj.get('new')
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if (newAny == null) return
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const newMsg = (newAny instanceof UTSJSONObject) ? (newAny as UTSJSONObject) : (JSON.parse(JSON.stringify(newAny)) as UTSJSONObject)
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// 只有来自当前聊天商家的消息才显示，或全局客服模式
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const senderId = newMsg.getString('sender_id') ?? ''
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if (senderId === merchantId.value || merchantId.value == '') {
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const formatted = formatMessage({
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id: newMsg.getString('id') ?? '',
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content: newMsg.getString('content') ?? '',
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msg_type: newMsg.getString('msg_type') ?? '',
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sender_id: senderId,
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receiver_id: newMsg.getString('receiver_id') ?? '',
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is_from_user: false, // 收到的一定不是自己发的
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created_at: newMsg.getString('created_at') ?? ''
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} as ChatMessage)
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messages.value.push(formatted)
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scrollToBottom()
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// 闇囧姩鎻愮ず
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uni.vibrateShort({})
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}
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}
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)
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.subscribe()
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}
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// 格式化消息
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const formatMessage = (m: ChatMessage): any => {
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// 如果 sender_id 是自己，就是 'sent'，否则 'received'
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// 注意：数据库字段 is_from_user 有时可能只是标记是否由 C 端用户发起，
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// 最准确的是对比 id
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let isMe = false
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if (currentUserId.value) {
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isMe = m.sender_id === currentUserId.value
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} else {
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isMe = m.is_from_user === true
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}
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return {
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id: m.id,
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type: isMe ? 'sent' : 'received',
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content: m.content,
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rawTime: m.created_at || new Date().toISOString(),
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senderId: m.sender_id
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}
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}
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const sendMessage = async () => {
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const text = inputMessage.value.trim()
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if (text == '') return
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// 乐观更新 UI
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const tempId = 'temp_' + Date.now()
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const tempMsg = {
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id: tempId,
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type: 'sent',
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content: text,
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rawTime: new Date().toISOString(),
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senderId: currentUserId.value
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}
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messages.value.push(tempMsg)
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inputMessage.value = ''
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scrollToBottom()
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showEmoji.value = false
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// 发送请求
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// 注意：如果 merchantId 为空，sendChatMessage 第二个参数传 null，会变成无主消息
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const success = await supabaseService.sendChatMessage(text, merchantId.value ? merchantId.value : null)
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if (!success) {
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uni.showToast({ title: '发送失败', icon: 'none' })
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// 这里可以重试或删除临时消息
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}
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}
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const scrollToBottom = () => {
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// 延时滚动以确保视图更新
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setTimeout(() => {
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scrollToView.value = 'bottom-anchor'
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// Hack: 重置再设置以强制触发
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setTimeout(() => {
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scrollToView.value = 'msg-' + (messages.value.length > 0 ? messages.value[messages.value.length-1].id : '')
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}, 50)
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}, 100)
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}
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const goBack = () => {
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uni.navigateBack({})
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}
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const formatTime = (isoString: string): string => {
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const date = new Date(isoString)
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const now = new Date()
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// 如果是今天，显示 HH:mm
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if (date.toDateString() === now.toDateString()) {
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const h = date.getHours().toString().padStart(2, '0')
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const m = date.getMinutes().toString().padStart(2, '0')
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return `${h}:${m}`
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}
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// 否则显示 MM-DD HH:mm
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const mo = (date.getMonth() + 1).toString().padStart(2, '0')
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const d = date.getDate().toString().padStart(2, '0')
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const h = date.getHours().toString().padStart(2, '0')
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const m = date.getMinutes().toString().padStart(2, '0')
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return `${mo}-${d} ${h}:${m}`
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}
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const shouldShowTime = (index: number): boolean => {
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if (index === 0) return true
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const prev = messages.value[index - 1]
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const curr = messages.value[index]
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const t1 = new Date(prev.rawTime).getTime()
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const t2 = new Date(curr.rawTime).getTime()
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// 间隔超过5分钟(300000ms)显示时间
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return (t2 - t1) > 300000
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}
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const toggleEmoji = () => {
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showEmoji.value = !showEmoji.value
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if (showEmoji.value) {
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scrollToBottom()
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}
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}
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const insertEmoji = (emoji: string) => {
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inputMessage.value += emoji
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}
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const showMoreActions = () => {
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uni.showActionSheet({
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itemList: ['清空记录', '联系客服'],
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success: (res) => {
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if (res.tapIndex === 0) {
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messages.value = [] // 仅本地清空
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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>
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.chat-page {
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background-color: #f5f5f5;
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height: 100%;
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display: flex;
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flex-direction: column;
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}
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.chat-header {
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background-color: #fff;
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border-bottom: 1px solid #eee;
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z-index: 100;
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}
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.header-content {
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height: 44px;
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display: flex;
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flex-direction: row;
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align-items: center;
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padding: 0 16px;
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justify-content: space-between;
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}
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.header-back {
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width: 40px;
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height: 40px;
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display: flex;
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align-items: center;
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justify-content: flex-start;
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}
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.back-icon {
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font-size: 32px;
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color: #333;
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line-height: 1;
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}
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.header-info {
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display: flex;
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flex-direction: column;
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align-items: center;
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}
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.chat-title {
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font-size: 16px;
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font-weight: bold;
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color: #333;
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}
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.chat-status {
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font-size: 10px;
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color: #4CAF50;
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margin-top: 2px;
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}
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.header-actions {
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width: 40px;
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display: flex;
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justify-content: flex-end;
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}
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.action-icon {
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font-size: 24px;
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color: #333;
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}
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.chat-content {
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flex: 1;
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/* height: 0; flex grow handles it */
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background-color: #f5f5f5;
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padding: 10px 0;
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}
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.chat-messages {
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padding: 16px;
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padding-bottom: 20px;
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display: flex;
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flex-direction: column;
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}
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.time-divider {
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display: flex;
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justify-content: center;
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margin: 16px 0;
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}
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.time-divider text {
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background-color: rgba(0,0,0,0.1);
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color: #999;
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font-size: 12px;
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padding: 4px 8px;
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border-radius: 4px;
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}
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.system {
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justify-content: center;
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margin-bottom: 16px;
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display: flex;
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align-items: center;
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}
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.system-text {
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background-color: #e0e0e0;
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color: #666;
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font-size: 12px;
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padding: 4px 12px;
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border-radius: 12px;
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}
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.message-item {
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margin-bottom: 16px;
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display: flex;
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width: 100%;
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}
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.received {
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justify-content: flex-start;
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flex-direction: row;
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}
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.sent {
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justify-content: flex-end;
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}
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.message-wrapper {
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display: flex;
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flex-direction: row;
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max-width: 80%;
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align-items: flex-start;
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}
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.me {
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flex-direction: row; /* Keep standard flow but justify-end handles position */
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}
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||||
|
||||
.avatar {
|
||||
width: 40px;
|
||||
height: 40px;
|
||||
border-radius: 20px;
|
||||
background-color: #ddd;
|
||||
margin-right: 8px;
|
||||
flex-shrink: 0;
|
||||
}
|
||||
|
||||
.avatar.me {
|
||||
margin-right: 0;
|
||||
margin-left: 8px;
|
||||
}
|
||||
|
||||
.message-content-wrapper {
|
||||
display: flex;
|
||||
flex-direction: column;
|
||||
}
|
||||
|
||||
.sender-name {
|
||||
font-size: 12px;
|
||||
color: #999;
|
||||
margin-bottom: 4px;
|
||||
margin-left: 4px;
|
||||
}
|
||||
|
||||
.message-bubble {
|
||||
background-color: #fff;
|
||||
padding: 10px 14px;
|
||||
border-radius: 4px 12px 12px 12px;
|
||||
box-shadow: 0 1px 2px rgba(0,0,0,0.05);
|
||||
}
|
||||
|
||||
.message-bubble.me {
|
||||
background-color: #95ec69; /* WeChat green */
|
||||
border-radius: 12px 4px 12px 12px;
|
||||
}
|
||||
|
||||
.message-text {
|
||||
font-size: 15px;
|
||||
color: #333;
|
||||
line-height: 1.4;
|
||||
word-break: break-all;
|
||||
}
|
||||
|
||||
.chat-input-area {
|
||||
background-color: #f9f9f9;
|
||||
padding: 10px;
|
||||
border-top: 1px solid #e0e0e0;
|
||||
padding-bottom: env(safe-area-inset-bottom);
|
||||
}
|
||||
|
||||
.input-wrapper {
|
||||
display: flex;
|
||||
flex-direction: row;
|
||||
align-items: center;
|
||||
background-color: #fff;
|
||||
border-radius: 24px;
|
||||
padding: 8px 12px;
|
||||
}
|
||||
|
||||
.message-input {
|
||||
flex: 1;
|
||||
font-size: 16px;
|
||||
height: 36px;
|
||||
}
|
||||
|
||||
.send-button {
|
||||
margin-left: 8px;
|
||||
background-color: #e0e0e0;
|
||||
color: #999;
|
||||
font-size: 14px;
|
||||
padding: 4px 12px;
|
||||
border-radius: 16px;
|
||||
border: none;
|
||||
line-height: 24px;
|
||||
}
|
||||
|
||||
.send-button.active {
|
||||
background-color: #4CAF50;
|
||||
color: #fff;
|
||||
}
|
||||
|
||||
.input-tools {
|
||||
display: flex;
|
||||
flex-direction: row;
|
||||
padding-bottom: 8px;
|
||||
}
|
||||
|
||||
.tool-icon {
|
||||
font-size: 24px;
|
||||
color: #666;
|
||||
margin-right: 16px;
|
||||
padding: 4px;
|
||||
}
|
||||
|
||||
.emoji-picker {
|
||||
height: 150px;
|
||||
background-color: #f9f9f9;
|
||||
border-top: 1px solid #eee;
|
||||
padding: 10px;
|
||||
}
|
||||
|
||||
.emoji-grid {
|
||||
display: flex;
|
||||
flex-wrap: wrap;
|
||||
flex-direction: row;
|
||||
}
|
||||
|
||||
.emoji-item {
|
||||
font-size: 24px;
|
||||
padding: 8px;
|
||||
margin: 4px;
|
||||
}
|
||||
|
||||
</style>
|
||||
Reference in New Issue
Block a user