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@@ -18,23 +18,28 @@
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<div class="chat-dialog">
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<div class="chat-dialog">
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<!-- 对话消息列表 -->
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<!-- 对话消息列表 -->
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<div class="message-list">
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<div class="message-list">
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- <!-- AI消息 -->
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- <div class="ai-message">
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- 你好小友,我是鲁迅。<br />
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- 我是个写字的人,写下所见,写下所思,哪怕无人理解,哪怕只是逆风低语。
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- 但只要还有一个人愿意思考,事情便还不算太坏。
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+ <div v-for="(item, index) in messageList" :key="index">
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+
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+ <!-- AI消息 -->
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+ <div class="ai-message" v-if="item.type !== 'user'">
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+ {{ item.content }}
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+ </div>
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+
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+ <!-- 用户消息 -->
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+ <div class="user-message" v-if="item.type === 'user'">
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+ {{ item.content }}
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+ </div>
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+
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</div>
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</div>
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- <!-- 用户消息 -->
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- <div class="user-message">你好</div>
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</div>
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</div>
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<!-- 输入框和发送按钮 -->
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<!-- 输入框和发送按钮 -->
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<div class="input-section">
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<div class="input-section">
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<input
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<input
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type="text"
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type="text"
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- v-model="inputMessage"
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+ v-model="prompt"
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placeholder="问我任何问题..."
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placeholder="问我任何问题..."
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/>
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/>
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- <button @click="sendMessage">发送</button>
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+ <button @click="handleSendByButton">发送</button>
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</div>
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</div>
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</div>
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</div>
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</div>
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</div>
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@@ -43,8 +48,8 @@
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</template>
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</template>
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<script setup>
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<script setup>
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-import { ref, onMounted } from 'vue'
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-import {CreateDialogue} from '@/api/questions.js'
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+import { ref, onMounted, computed} from 'vue'
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+import {CreateDialogue, sendChatMessageStream} from '@/api/questions.js'
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import { useRouter, useRoute } from 'vue-router'
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import { useRouter, useRoute } from 'vue-router'
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import {
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import {
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Document,
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Document,
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@@ -70,6 +75,7 @@ CreateDialogue({ id: personId.value }).then(res => {
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}).catch(error => {
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}).catch(error => {
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console.error('请求出错:', error);
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console.error('请求出错:', error);
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});
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});
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+const personImage = ref(route.query.image)
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// 渲染实验室携带的人物形象图片
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// 渲染实验室携带的人物形象图片
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const selectedImage = ref('')
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const selectedImage = ref('')
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@@ -80,16 +86,333 @@ onMounted(() => {
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}
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}
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})
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})
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-// 消息列表和输入内容的响应式变量
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-const messages = ref([])
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-const inputMessage = ref('')
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-// 发送消息函数
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-const sendMessage = () => {
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- if (inputMessage.value.trim()) {
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- messages.value.push(inputMessage.value.trim())
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- inputMessage.value = ''
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+// // 消息列表和输入内容的响应式变量
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+// const messages = ref([])
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+// const inputMessage = ref('')
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+// // 发送消息函数
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+// const sendMessage = () => {
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+// if (inputMessage.value.trim()) {
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+// messages.value.push(inputMessage.value.trim())
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+// inputMessage.value = ''
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+// }
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+// }
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+
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+
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+
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+// 聊天对话
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+const activeConversationModelPath= ref(null) // 选中的对话编号
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+const activeConversationId = ref(null) // 选中的对话编号
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+const activeConversation = ref(null) // 选中的 Conversation
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+const conversationInProgress = ref(false) // 对话是否正在进行中。目前只有【发送】消息时,会更新为 true,避免切换对话、删除对话等操作,导致 stream 中断
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+
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+// 消息列表
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+const messageRef = ref()
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+const activeMessageList = ref([]) // 选中对话的消息列表
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+const activeMessageListLoading = ref(false) // activeMessageList 是否正在加载中
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+const activeMessageListLoadingTimer = ref() // activeMessageListLoading Timer 定时器。如果加载速度很快,就不进入加载中
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+// 消息滚动
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+const textSpeed = ref(50) // Typing speed in milliseconds
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+const textRoleRunning = ref(false) // Typing speed in milliseconds
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+
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+// 发送消息输入框
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+const isComposing = ref(false) // 判断用户是否在输入
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+const conversationInAbortController = ref() // 对话进行中 abort 控制器(控制 stream 对话)
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+const inputTimeout = ref() // 处理输入中回车的定时器
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+const prompt = ref() // prompt
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+const enableContext = ref(true) // 是否开启上下文
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+// 接收 Stream 消息
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+const receiveMessageFullText = ref('')
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+const receiveMessageDisplayedText = ref('')
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+
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+
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+// =========== 【聊天对话】相关 ===========
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+
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+/** 获取对话信息 */
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+const getConversation = async (id) => {
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+ if (!id) {
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+ return
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+ }
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+ const conversation = ref({})
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+ if (!conversation) {
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+ return
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+ }
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+ conversation.systemMessage = personIntroduce.value
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+ activeConversation.value = conversation
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+ console.log("1111111",activeConversation.value,conversation,personIntroduce.value)
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+ // activeConversationId.value = personId.value
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+ activeConversationModelPath.value = personImage.value
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+}
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+
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+
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+// =========== 【发送消息】相关 ===========
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+
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+/** 处理来自 keydown 的发送消息 */
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+const handleSendByKeydown = async (event) => {
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+ // 判断用户是否在输入
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+ if (isComposing.value) {
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+ return
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+ }
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+ // 进行中不允许发送
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+ if (conversationInProgress.value) {
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+ return
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+ }
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+ const content = prompt.value?.trim()
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+ if (event.key === 'Enter') {
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+ if (event.shiftKey) {
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+ // 插入换行
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+ prompt.value += '\r\n'
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+ event.preventDefault() // 防止默认的换行行为
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+ } else {
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+ // 发送消息
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+ await doSendMessage(content)
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+ event.preventDefault() // 防止默认的提交行为
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+ }
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+ }
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+}
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+
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+/** 处理来自【发送】按钮的发送消息 */
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+const handleSendByButton = () => {
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+ doSendMessage(prompt.value?.trim())
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+}
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+
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+/** 处理 prompt 输入变化 */
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+const handlePromptInput = (event) => {
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+ // 非输入法 输入设置为 true
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+ if (!isComposing.value) {
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+ // 回车 event data 是 null
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+ if (event.data == null) {
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+ return
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+ }
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+ isComposing.value = true
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+ }
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+ // 清理定时器
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+ if (inputTimeout.value) {
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+ clearTimeout(inputTimeout.value)
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+ }
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+ // 重置定时器
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+ inputTimeout.value = setTimeout(() => {
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+ isComposing.value = false
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+ }, 400)
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+}
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+// TODO注:是不是可以通过 @keydown.enter、@keydown.shift.enter 来实现,回车发送、shift+回车换行;主要看看,是不是可以简化 isComposing 相关的逻辑
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+const onCompositionstart = () => {
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+ isComposing.value = true
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+}
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+const onCompositionend = () => {
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+ setTimeout(() => {
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+ isComposing.value = false
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+ }, 200)
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+}
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+
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+/** 真正执行【发送】消息操作 */
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+const doSendMessage = async (content) => {
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+ // 校验
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+ if (content.length < 1) {
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+ console.error('发送失败,原因:内容为空!')
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+ return
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+ }
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+
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+ if (activeConversationId.value == null) {
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+ console.error('还没创建对话,不能发送!')
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+ return
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+ }
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+ // 清空输入框
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+ prompt.value = ''
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+ // 执行发送
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+ await doSendMessageStream({
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+ conversationId: activeConversationId.value,
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+ content: content
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+ })
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+}
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+
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+/** 真正执行【发送】消息操作 */
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+const doSendMessageStream = async (userMessage) => {
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+
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+ // 创建 AbortController 实例,以便中止请求
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+ conversationInAbortController.value = new AbortController()
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+ // 标记对话进行中
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+ conversationInProgress.value = true
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+ // 设置为空
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+ receiveMessageFullText.value = ''
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+
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+ try {
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+ // 1.1 先添加两个假数据,等 stream 返回再替换
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+ activeMessageList.value.push({
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+ id: -1,
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+ conversationId: activeConversationId.value,
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+ type: 'user',
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+ content: userMessage.content,
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+ createTime: new Date()
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+ })
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+ activeMessageList.value.push({
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+ id: -2,
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+ conversationId: activeConversationId.value,
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+ type: 'assistant',
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+ content: '思考中...',
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+ createTime: new Date()
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+ })
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+
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+ // 1.3 开始滚动
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+ textRoll()
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+
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+ // 2. 发送 event stream
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+ let isFirstChunk = true // 是否是第一个 chunk 消息段
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+
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+ await sendChatMessageStream(
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+ userMessage.conversationId,
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+ userMessage.content,
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+ conversationInAbortController.value,
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+ enableContext.value,
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+ async (res) => {
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+ const { code, data, msg } = JSON.parse(res.data)
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+ if (code !== 0) {
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+ console.log(`对话异常! ${msg}`)
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+ return
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+ }
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+ // 如果内容为空,就不处理。
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+ // if (data.receive.content === '') {
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+ // return
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+ // }
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+ receiveMessageFullText.value = receiveMessageFullText.value + data.receive.content
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+ // 首次返回需要添加一个 message 到页面,后面的都是更新
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+ if (isFirstChunk) {
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+ isFirstChunk = false
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+ // 弹出两个假数据
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+ activeMessageList.value.pop()
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+ activeMessageList.value.pop()
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+ // 更新返回的数据
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+ activeMessageList.value.push(data.send)
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+ activeMessageList.value.push(data.receive)
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+ }
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+ },
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+ (error) => {
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+ console.log(`对话异常! ${error}`)
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+ stopStream()
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+ // 需要抛出异常,禁止重试
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+ throw error
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+ },
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+ () => {
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+ stopStream()
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+ }
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+ )
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+ } catch {}
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+}
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+
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+/** 停止 stream 流式调用 */
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+const stopStream = async () => {
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+ // tip:如果 stream 进行中的 message,就需要调用 controller 结束
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+ if (conversationInAbortController.value) {
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+ conversationInAbortController.value.abort()
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}
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}
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+ // 设置为 false
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+ conversationInProgress.value = false
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}
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}
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+
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+
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+/**
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+ * 消息列表
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+ *
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+ * 和 {@link #getMessageList()} 的差异是,把 systemMessage 考虑进去
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+ */
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+const messageList = computed(() => {
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+ if (activeMessageList.value.length > 0) {
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+ return activeMessageList.value
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+ }
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+ // 没有消息时,如果有 systemMessage 则展示它
|
|
|
|
|
+ if (activeConversation.value?.systemMessage) {
|
|
|
|
|
+ return [
|
|
|
|
|
+ {
|
|
|
|
|
+ id: 0,
|
|
|
|
|
+ type: 'system',
|
|
|
|
|
+ content: activeConversation.value.systemMessage
|
|
|
|
|
+ }
|
|
|
|
|
+ ]
|
|
|
|
|
+ }
|
|
|
|
|
+ return []
|
|
|
|
|
+})
|
|
|
|
|
+
|
|
|
|
|
+// ============== 【消息滚动】相关 =============
|
|
|
|
|
+
|
|
|
|
|
+/** 滚动到 message 底部 */
|
|
|
|
|
+const scrollToBottom = async (isIgnore) => {
|
|
|
|
|
+ // if (messageRef.value) {
|
|
|
|
|
+ // messageRef.value.scrollToBottom(isIgnore)
|
|
|
|
|
+ // }
|
|
|
|
|
+}
|
|
|
|
|
+
|
|
|
|
|
+/** 自提滚动效果 */
|
|
|
|
|
+const textRoll = async () => {
|
|
|
|
|
+ let index = 0
|
|
|
|
|
+ try {
|
|
|
|
|
+ // 只能执行一次
|
|
|
|
|
+ if (textRoleRunning.value) {
|
|
|
|
|
+ return
|
|
|
|
|
+ }
|
|
|
|
|
+ // 设置状态
|
|
|
|
|
+ textRoleRunning.value = true
|
|
|
|
|
+ receiveMessageDisplayedText.value = ''
|
|
|
|
|
+ const task = async () => {
|
|
|
|
|
+ // 调整速度
|
|
|
|
|
+ const diff =
|
|
|
|
|
+ (receiveMessageFullText.value.length - receiveMessageDisplayedText.value.length) / 10
|
|
|
|
|
+ if (diff > 5) {
|
|
|
|
|
+ textSpeed.value = 10
|
|
|
|
|
+ } else if (diff > 2) {
|
|
|
|
|
+ textSpeed.value = 30
|
|
|
|
|
+ } else if (diff > 1.5) {
|
|
|
|
|
+ textSpeed.value = 50
|
|
|
|
|
+ } else {
|
|
|
|
|
+ textSpeed.value = 100
|
|
|
|
|
+ }
|
|
|
|
|
+ // 对话结束,就按 30 的速度
|
|
|
|
|
+ if (!conversationInProgress.value) {
|
|
|
|
|
+ textSpeed.value = 10
|
|
|
|
|
+ }
|
|
|
|
|
+
|
|
|
|
|
+ if (index < receiveMessageFullText.value.length) {
|
|
|
|
|
+ receiveMessageDisplayedText.value += receiveMessageFullText.value[index]
|
|
|
|
|
+ index++
|
|
|
|
|
+
|
|
|
|
|
+ // 更新 message
|
|
|
|
|
+ const lastMessage = activeMessageList.value[activeMessageList.value.length - 1]
|
|
|
|
|
+ lastMessage.content = receiveMessageDisplayedText.value
|
|
|
|
|
+ // 滚动到住下面
|
|
|
|
|
+ await scrollToBottom()
|
|
|
|
|
+ // 重新设置任务
|
|
|
|
|
+ timer = setTimeout(task, textSpeed.value)
|
|
|
|
|
+ } else {
|
|
|
|
|
+ // 不是对话中可以结束
|
|
|
|
|
+ if (!conversationInProgress.value) {
|
|
|
|
|
+ textRoleRunning.value = false
|
|
|
|
|
+ clearTimeout(timer)
|
|
|
|
|
+ } else {
|
|
|
|
|
+ // 重新设置任务
|
|
|
|
|
+ timer = setTimeout(task, textSpeed.value)
|
|
|
|
|
+ }
|
|
|
|
|
+ }
|
|
|
|
|
+ }
|
|
|
|
|
+ let timer = setTimeout(task, textSpeed.value)
|
|
|
|
|
+ } catch {}
|
|
|
|
|
+}
|
|
|
|
|
+
|
|
|
|
|
+
|
|
|
|
|
+/** 初始化 **/
|
|
|
|
|
+onMounted(async () => {
|
|
|
|
|
+ if(personId.value) {
|
|
|
|
|
+ // 智能问答
|
|
|
|
|
+ CreateDialogue({roleId: personId.value}).then(res => {
|
|
|
|
|
+ activeConversationId.value = res.data;
|
|
|
|
|
+ }).catch(error => {
|
|
|
|
|
+ console.error('请求出错:', error);
|
|
|
|
|
+ });
|
|
|
|
|
+
|
|
|
|
|
+ await getConversation(personId.value)
|
|
|
|
|
+ }
|
|
|
|
|
+
|
|
|
|
|
+ // 获取列表数据
|
|
|
|
|
+ // activeMessageListLoading.value = true
|
|
|
|
|
+
|
|
|
|
|
+})
|
|
|
</script>
|
|
</script>
|
|
|
|
|
|
|
|
<style scoped lang="scss">
|
|
<style scoped lang="scss">
|
|
@@ -187,7 +510,7 @@ const sendMessage = () => {
|
|
|
padding: rpx(5);
|
|
padding: rpx(5);
|
|
|
font-size: rpx(8);
|
|
font-size: rpx(8);
|
|
|
border-radius: rpx(5);
|
|
border-radius: rpx(5);
|
|
|
- text-align: left; // 文字左对齐
|
|
|
|
|
|
|
+ text-align: left; // 文字左对齐
|
|
|
}
|
|
}
|
|
|
.input-section {
|
|
.input-section {
|
|
|
display: flex;
|
|
display: flex;
|