简单流式展示

wujingjing

2024-11-04 91142fc15ee81cdc3f80134e5e8faaff237f1e53

 src/components/chat/Chat.vue

@@ -1,14 +1,19 @@
<template>
   <div class="flex h-full">
      <div class="flex flex-col h-full flex-auto">
         <div class="h-full flex flex-col items-center overflow-y-auto">
            <div ref="chatListDom" class="h-full" :style="{ width: chatWidth }">
         <div ref="chatListDom" class="relative h-full flex flex-col items-center overflow-y-auto">
            <span
               class="more-loading absolute text-blue-400 left-[50%] translate-x-[-50%] cursor-pointer w-10"
               v-loading="moreIsLoading"
            ></span>
            <div class="h-full relative" v-loading="chatListLoading" :style="{ width: chatWidth }">
               <div
                  class="group flex px-4 py-6 hover:bg-slate-100 rounded-lg relative"
                  :class="{ 'flex-row-reverse': item.role === RoleEnum.user }"
                  v-for="(item, index) of computedMessageList"
                  :key="index"
                  :key="`${item.historyId}_${item.role}`"
               >
                  <div class="absolute top-0 left-[72px] text-[#8d8e99]">{{ item?.createTime }}</div>
                  <img
                     class="rounded-full size-12 flex-0"
                     :class="{ 'mr-4': item.role === RoleEnum.assistant, 'ml-4': item.role === RoleEnum.user }"
@@ -18,6 +23,21 @@
                  />
                  <div class="flex-auto flex" :class="{ 'justify-end': item.role === RoleEnum.user }">
                     <div class="inline-flex flex-col" :class="{ 'w-full': item.role === RoleEnum.assistant }">
                        <div  class="w-full" v-if="isTalking && index === computedMessageList.length - 1">
                           <div class="text-sm rounded-[6px] p-4 leading-relaxed bg-white"
                               v-if="item.role === RoleEnum.assistant">
                              <!-- 过程输出 -->
                              <el-steps direction="vertical" :active="activeStep">
                                 <!-- <el-step title="process" status="process" />
                                       <el-step title="success" status="success" />
                                       <el-step title="wait" status="wait" />
                                       <el-step title="finish" status="finish" />
                                       <el-steps title="error" status="error" /> -->

                                 <el-step v-for="item in stepList" :title="item.title" :status="stepEnumMap[item.status]" />
                              </el-steps>
                           </div>
                        </div>
                        <div class="w-full" v-if="item.content?.values">
                           <div
                              class="text-sm rounded-[6px] p-4 leading-relaxed"
@@ -72,7 +92,7 @@
                                 v-if="item.content?.type === AnswerType.Text || item.content?.type === AnswerType.Knowledge"
                              >
                                 <i
                                    class="p-2 ywicon icon-copy cursor-pointer hover:text-[#0284ff] hover:!text-[18px]"
                                    class="p-2 ywifont ywicon-copy cursor-pointer hover:text-[#0284ff] hover:!text-[18px]"
                                    @click="copyClick(item)"
                                 />
                              </div>
@@ -80,14 +100,14 @@
                                 <div class="flex items-center justify-center size-[15px]">
                                    <i
                                       :class="{ 'text-[#0284ff]': item.state === AnswerState.Like }"
                                       class="p-2 ywicon icon-dianzan cursor-pointer hover:text-[#0284ff] font-medium hover:!text-[18px]"
                                       class="p-2 ywifont ywicon-dianzan cursor-pointer hover:text-[#0284ff] font-medium hover:!text-[18px]"
                                       @click="likeClick(item)"
                                    />
                                 </div>
                                 <div class="flex items-center justify-center size-[15px]">
                                    <i
                                       :class="{ 'text-[#0284ff]': item.state === AnswerState.Unlike }"
                                       class="p-2 ywicon icon-buzan cursor-pointer hover:text-[#0284ff] !text-[13px] hover:!text-[15px]"
                                       class="p-2 ywifont ywicon-buzan cursor-pointer hover:text-[#0284ff] !text-[13px] hover:!text-[15px]"
                                       @click="unLikeClick(item)"
                                    />
                                 </div>
@@ -95,7 +115,7 @@

                              <div class="flex items-center justify-center size-[15px] relative">
                                 <i
                                    class="p-2 ywicon icon-wentifankui cursor-pointer hover:text-[#0284ff] !text-[13px] hover:!text-[15px]"
                                    class="p-2 ywifont ywicon-wentifankui cursor-pointer hover:text-[#0284ff] !text-[13px] hover:!text-[15px]"
                                    @click="
                                       ($event) =>
                                          feedbackClick(
@@ -118,12 +138,10 @@
                              </div>
                           </div>
                        </div>

                        <Loding v-else class="w-fit" :process="process" />
                     </div>
                  </div>
               </div>
               <div v-if="showAskMore" class="ml-4 mt-5 text-sm">
               <div v-if="showAskMore" class="ml-4 mt-5 text-sm pb-10">
                  <div class="text-gray-600 mb-5">你可以继续问我：</div>
                  <div class="space-y-2 inline-flex flex-col">
                     <div
@@ -139,7 +157,7 @@
            </div>
         </div>

         <div class="sticky bottom-0 w-full p-6 pb-8 bg-[rgb(247,248,250)] flex justify-center">
         <div class="sticky bottom-0 w-full p-6 bg-[rgb(247,248,250)] flex justify-center">
            <PlayBar
               v-model:voicePageIsShow="voicePageIsShow"
               :isTalking="isTalking"
@@ -156,22 +174,32 @@
</template>

<script setup lang="ts">
import { ElMessage } from 'element-plus';
import _ from 'lodash';
import moment from 'moment';
import { v4 as uuidv4 } from 'uuid';
import { computed, onMounted, ref } from 'vue';
import FeedbackPanel from './components/FeedbackPanel.vue';
import Loding from './components/Loding.vue';
import { useAssistantContentOpt } from './hooks/useAssistantContentOpt';
import { useQueryProcess } from './hooks/useQueryProcess';
import { useScrollLoad } from './hooks/useScrollLoad';
import { useScrollToBottom } from './hooks/useScrollToBottom';
import type { ChatContent } from './model/types';
import { AnswerState, AnswerType, RoleEnum, answerTypeMapCom, roleImageMap, type ChatMessage } from './model/types';
import { GetHistoryAnswer, QueryHistoryDetail, QuestionAi, extCallQuery } from '/@/api/ai/chat';
import { QuestionAi, extCallQuery, questionStreamByPost } from '/@/api/ai/chat';
import PlayBar from '/@/components/chat/components/playBar/PlayBar.vue';
import CustomDrawer from '/@/components/drawer/CustomDrawer.vue';
import router from '/@/router';
import { activeChatRoom, activeLLMId, activeSampleId, activeSectionAId, getRoomConfig, roomConfig } from '/@/stores/chatRoom';
import {
   activeChatRoom,
   activeGroupType,
   activeLLMId,
   activeRoomId,
   activeSampleId,
   activeSectionAId,
   getRoomConfig,
   roomConfig,
} from '/@/stores/chatRoom';
import { ErrorCode } from '/@/utils/request';

const chatWidth = '75%';
@@ -183,23 +211,12 @@
});
const currentRoute = router.currentRoute;
const currentRouteId = currentRoute.value.query.id as string;
activeRoomId.value = currentRouteId;
const chatListDom = ref<HTMLDivElement>();
const messageList = ref<ChatMessage[]>([]);
const computedMessageList = computed(() => {



   for (let index = 0; index < messageList.value.length; index++) {
      const item = messageList.value[index];
      if(item?.role===RoleEnum.assistant || !item){
         continue
      }
      item.content.values = messageList.value[index+1]?.content?.origin?.question;
   }
   const filterList =  messageList.value.filter((v) => !!v);
   return filterList;
   return messageList.value.filter((v) => !!v);
});

const parseContent = (res) => {
   if (!res) return null;
   let content: ChatContent = {
@@ -259,55 +276,115 @@
   content.origin = res;
   return content;
};

const { clearQueryProcess, process, processId, queryProcess } = useQueryProcess();

//#region ====================== 步骤 step ======================
const enum StepEnum {
   Loading,
   Success,
   Error,
}
const stepEnumMap = {
   [StepEnum.Loading]: 'process',
   [StepEnum.Success]: 'success',
   [StepEnum.Error]: 'error',
};

type StepItem = {
   title: string;
   status: StepEnum;
};
const activeStep = ref(-1);
const stepList = ref<StepItem[]>([]);

const resetStep = () => {
   activeStep.value = -1;
   stepList.value = [];
};
//#endregion

const DEFAULT_SECTION_A_ID = 'knowledge_base';
let questionRes = null;

let finalCalcSectionAId = null;
const questionAi = async (text) => {
   if (!currentSectionId) {
      ElMessage.warning('发送失败，未确定应用场景！');
   }
   processId.value = uuidv4();
   // processId.value = uuidv4();
   let judgeParams = null;
   if (!preQuestion.value) {
      const aiContent = computedMessageList.value.filter((item) => item.role === RoleEnum.assistant);
      const lastQuestion = aiContent[aiContent.length - 2]?.content?.origin?.question;
      judgeParams = lastQuestion
         ? {
               prev_question: lastQuestion,
           }
         : {};
      // const aiContent = computedMessageList.value.filter((item) => item.role === RoleEnum.assistant);
      // const lastQuestion = aiContent[aiContent.length - 2]?.content?.origin?.question;
      // judgeParams = lastQuestion
      //    ? {
      //          prev_question: lastQuestion,
      //      }
      //    : {};
      // 正常回答暂时不采用
      judgeParams = {};
   } else {
      judgeParams = {
         prev_question: preQuestion.value,
      };
   }
   // const judgeParams = !preQuestion.value
   //    ? {}
   //    : {
   //          prev_question: preQuestion.value,
   //      };
   let currentSectionAId = '';
   if (activeSectionAId.value) {
      currentSectionAId = activeSectionAId.value;
      activeSectionAId.value = '';
   } else {
      const lastSectionAItem = _.findLast(
         computedMessageList.value as any,
         (item) => item.role === RoleEnum.assistant && !!item.sectionAId
      );
      currentSectionAId = lastSectionAItem?.sectionAId ?? DEFAULT_SECTION_A_ID;
   }
   finalCalcSectionAId = currentSectionAId;

   const params = {
      process_id: processId.value,
      // process_id: processId.value,
      question: text,
      // FIXME: 暂时这样
      section_a_id: currentSectionId,
      // section_a_id: currentSectionAId,
      history_group_id: currentRouteId,
      raw_mode: roomConfig.value?.[currentRouteId]?.isAnswerByLLM ?? false,
      ...judgeParams,
   } as any;

   if (currentSampleId) {
      params.sample_id = currentSampleId;
   if (activeGroupType.value) {
      params.group_type = activeGroupType.value;
   }

   if (currentLLMId) {
      params.llm_id = currentLLMId;
   if (currentSampleId) {
      params.sample_id = currentSampleId;
      currentSampleId = '';
   }
   clearQueryProcess();
   queryProcess();
   const res = await QuestionAi(params).finally(() => {
      clearQueryProcess();

   // if (currentLLMId) {
   //    params.llm_id = currentLLMId;
   // }
   // clearQueryProcess();
   // queryProcess();
   resetStep();
   let res = null;
   await questionStreamByPost(params, (chunkRes) => {
      if (chunkRes.mode === 'result') {
         res = chunkRes.value;
      } else {
         switch (chunkRes.mode) {
            case 'begin':
               break;
            case 'end':
               break;
         }

         stepList.value.push({
            title: chunkRes.value,
            status: StepEnum.Success,
         });
         scrollToBottom();

         // process.value = chunkRes.value;
      }
   }).finally(() => {
      resetStep();
   });
   questionRes = res;
   const content = parseContent(res);
@@ -320,19 +397,12 @@
      values: '',
   });

let currentSectionId = null;
let currentSampleId = null;
let currentSampleId = '';

let currentLLMId = null;

const getAnswerById = async (historyId: string) => {
   return await GetHistoryAnswer({
      history_id: historyId,
   });
};

const sendChatMessage = async (content: ChatContent = messageContent.value, cb?: any, isCallExtParams?: any) => {
   if (!content?.values) return;
   if (!content?.values || isTalking.value || chatListLoading.value) return;
   const isNewChat = messageList.value.length === 0;
   if (isNewChat) {
      if (activeSampleId.value) {
@@ -341,10 +411,6 @@

      if (activeLLMId.value) {
         currentLLMId = activeLLMId.value;
      }

      if (activeSectionAId.value) {
         currentSectionId = activeSectionAId.value;
      }
   }
   let resMsgContent: ChatContent = null;
@@ -360,6 +426,9 @@

      // 出现回复，置空出现等待动画
      messageList.value.push(assistantItem);
      // 滚动至当前发送消息
      scrollToBottom();

      if (isCallExtParams) {
         const extRes = await extCallQuery(isCallExtParams);
         questionRes = extRes;
@@ -367,7 +436,7 @@
      } else {
         resMsgContent = await questionAi(content.values);
      }

      nextUserMsgEndIndex.value++;
      if (isNewChat) {
         const firstResCb = getRoomConfig(currentRouteId, 'firstResCb');
         firstResCb?.(resMsgContent);
@@ -375,8 +444,14 @@
         cb?.(resMsgContent);
      }
      userItem.historyId = questionRes.history_id;
      userItem.content.values = questionRes?.question ?? userItem.content.values;
      assistantItem.historyId = questionRes.history_id;
      assistantItem.sectionAId = finalCalcSectionAId;
      appendLastMessageContent(resMsgContent);
      setTimeout(() => {
         // 收到回复，继续滚
         scrollToBottom();
      }, 300);
   } catch (error: any) {
      // appendLastMessageContent({
      //    type: AnswerType.Text,
@@ -391,49 +466,33 @@
   sendChatMessage(messageContent.value, cb);
};
const appendLastMessageContent = (content: ChatContent) => {
   const currentTime = moment().format('MM月DD日 HH:mm:ss');
   if (messageList.value.at(-1)) {
      messageList.value.at(-1).content = content;
      messageList.value.at(-1).createTime = currentTime;
   }
};
const { loadRangeData, onChatListScroll, moreIsLoading, nextUserMsgEndIndex } = useScrollLoad({
   container: chatListDom,
   historyGroupId: currentRouteId,
   messageList,
   parseAnswerContent: parseContent,
});

const chatListLoading = ref(false);

const { scrollToBottom } = useScrollToBottom({
   chatListDom: chatListDom,
});

onMounted(async () => {
   const res = await QueryHistoryDetail({
      history_group_id: currentRouteId,
   messageList.value = [];
   // 加载初始数据
   chatListLoading.value = true;

   await loadRangeData().finally(() => {
      chatListLoading.value = false;
   });

   messageList.value = (res.details ?? []).map((item) => {
      return {
         historyId: item.history_id,
         role: RoleEnum.user,
         content: {
            type: AnswerType.Text,
            values: item.question,
         },
      } as ChatMessage;
   });
   currentSectionId = res?.details?.[0]?.section_a_id;
   currentSampleId = res?.details?.[0]?.sample_id;
   const resList = await Promise.all((res.details ?? []).map((item) => getAnswerById(item.history_id)));
   let i = 0;

   resList.map((item, index) => {
      const insertIndex = index + 1 + i;
      messageList.value.splice(
         insertIndex,
         0,
         item.answer === null
            ? null
            : {
                  historyId: item.answer?.history_id,
                  role: RoleEnum.assistant,
                  content: parseContent(item.answer),
                  state: item.answer_state,
              }
      );
      i++;
   });


   if (messageList.value.length === 0) {
      messageContent.value = {
         type: AnswerType.Text,
@@ -441,14 +500,17 @@
      };

      sendChatMessage();
   } else {
      setTimeout(() => {
         // 初始状态滚一下
         scrollToBottom();

         setTimeout(() => {
            chatListDom.value.addEventListener('scroll', onChatListScroll);
         }, 300);
      }, 300);
   }
});

const { forbidScroll } = useScrollToBottom({
   chatListDom: chatListDom,
   displayMessageList: computedMessageList,
});

//#region ====================== 关联查询 ======================
const relativeQueryClick = async (val) => {
   sendChatMessage(
@@ -483,7 +545,6 @@
   showFixQuestion,
   showAskMore,
} = useAssistantContentOpt({
   forbidScroll,
   sendChatMessage,
   displayMessageList: computedMessageList,
});
@@ -497,10 +558,46 @@
//#endregion
</script>

<style scoped>
<style scoped lang="scss">
pre {
   font-family: -apple-system, 'Noto Sans', 'Helvetica Neue', Helvetica, 'Nimbus Sans L', Arial, 'Liberation Sans', 'PingFang SC',
      'Hiragino Sans GB', 'Noto Sans CJK SC', 'Source Han Sans SC', 'Source Han Sans CN', 'Microsoft YaHei', 'Wenquanyi Micro Hei',
      'WenQuanYi Zen Hei', 'ST Heiti', SimHei, 'WenQuanYi Zen Hei Sharp', sans-serif;
}

.more-loading {
   :deep(.el-loading-spinner) {
      --loading-size: 35px;
      margin-top: 0;
      .circular {
         width: var(--loading-size);
         height: var(--loading-size);
      }
   }
}

.el-step.is-horizontal.stepActive {
   .el-step__head.is-finish {
      .el-step__line {
         // 当前步骤数横线样式设置
         .el-step__line-inner {
            width: 50% !important;
            border-width: 1px !important;
         }
      }

      // 当前步骤数圆圈样式设置
      .el-step__icon.is-text {
         //    background: #409eff;
         color: #fff;
      }
   }
}

:deep(.el-step__icon-inner) {
   font-size: 16px !important;
}
:deep(.el-step__description) {
   height: 20px;
}
</style>