<template>
  <div class="container">
    <AddSession
      :modalObj="modalObj"
      @addSession="addSession"
      :dialogId="dialogId"
    ></AddSession>
    <a-card class="top-title">AI会话记录</a-card>
    <a-row :gutter="[5, 5]" style="margin-top: 3px">
      <a-col :span="6">
        <a-card class="left-select">
          <a-select
            v-model="selectValue"
            :options="dialogs"
            :field-names="fieldNames"
            @change="dialogChange"
          >
          </a-select>
        </a-card>
        <a-card style="height: 50px">
          <template #cover>
            <div style="display: flex; justify-content: space-between">
              <a-button
                type="primary"
                shape="round"
                class="card-btn-1"
                @click="modalObj.add = true"
              >
                +新建会话
              </a-button>
              <!-- <a-button type="text" shape="circle" class="card-btn-2">
                <icon-search />
              </a-button> -->
            </div>
          </template>
        </a-card>
        <a-card class="left">
          <a-scrollbar
            class="left-list"
            style="
              height: calc(100vh - 350px);
              overflow-y: auto;
              overflow-x: hidden;
            "
          >
            <div
              class="item left-list-item"
              v-for="session in sessionList"
              @click="querySessionDetail(session)"
              :class="{ isLeftActive: activeSessionId === session.id }"
            >
              <div class="text" :class="{ time: theme === 'dark' }"
                >{{ session.name }}
              </div>
              <div class="time"
                >{{
                  moment(new Date(session.create_time)).format(
                    'YYYY-MM-DD HH:mm:ss'
                  )
                }}
              </div>
            </div>
          </a-scrollbar>
        </a-card>
      </a-col>
<!--      智能体会话-->
        <a-col :span="18"  v-show="agentType == '1'">
          <a-card class="center">
            <!-- <div
              v-if="sessionDetailList.length === 0"
              style="
                width: 90%;
                overflow: auto;
                height: 65vh;
                margin: 0px auto 20px;
              "
            >
              <div class="center-title">智能问答</div>
              <div class="center-content">
                我可以理解和学习人类的语言，具备多轮对话的能力，现在和我开始交流吧~
              </div>
              <div class="center-question">
                <div class="center-question-left">试一试这样问我</div>
                <div class="center-question-right">
                  <a-button type="primary">换一换</a-button>
                </div>
              </div>
              <a-row justify="space-around" class="center-list">
                <a-col :span="7" class="item">
                  <div class="item-title">
                    <IconTiktokColor></IconTiktokColor>
                    抖音带货脚本
                  </div>
                  <div class="item-content" :class="{ dark: theme === 'dark' }">
                    编写引人注目且具有说服力的、适用于产品的...
                  </div>
                </a-col>
                <a-col :span="7" class="item">
                  <div class="item-title">
                    <IconTiktokColor></IconTiktokColor>
                    抖音带货脚本
                  </div>
                  <div class="item-content" :class="{ dark: theme === 'dark' }">
                    编写引人注目且具有说服力的、适用于产品的...
                  </div>
                </a-col>
                <a-col :span="7" class="item">
                  <div class="item-title">
                    <IconTiktokColor></IconTiktokColor>
                    抖音带货脚本
                  </div>
                  <div class="item-content" :class="{ dark: theme === 'dark' }">
                    编写引人注目且具有说服力的、适用于产品的...
                  </div>
                </a-col>
                <a-col :span="7" class="item">
                  <div class="item-title">
                    <IconTiktokColor></IconTiktokColor>
                    抖音带货脚本
                  </div>
                  <div class="item-content" :class="{ dark: theme === 'dark' }">
                    编写引人注目且具有说服力的、适用于产品的...
                  </div>
                </a-col>
                <a-col :span="7" class="item">
                  <div class="item-title">
                    <IconTiktokColor></IconTiktokColor>
                    抖音带货脚本
                  </div>
                  <div class="item-content" :class="{ dark: theme === 'dark' }">
                    编写引人注目且具有说服力的、适用于产品的...
                  </div>
                </a-col>
                <a-col :span="7" class="item">
                  <div class="item-title">
                    <IconTiktokColor></IconTiktokColor>
                    抖音带货脚本
                  </div>
                  <div class="item-content" :class="{ dark: theme === 'dark' }">
                    编写引人注目且具有说服力的、适用于产品的...
                  </div>
                </a-col>
              </a-row>
            </div> -->
            <a-scrollbar
              ref="scrollbar"
              id="home"
              class="chat-list"
              style="
              width: 90%;
              overflow: auto;
              height: calc(100vh - 380px);
              margin: 0px auto 20px;
            "
            >
              <div class="chat-item" v-for="sessionDetail in sessionDetailList">
                <a-comment v-if="sessionDetail.role === 'user'">
                  <template #avatar>
                    <img
                      class="icon-user-jpg"
                      src="../../assets/images/icon-user.jpg"
                      alt="本地图片"
                    />
                  </template>
                  <template #content>
                    <div :class="{ chartUserText: theme === 'light' }"
                    >{{ sessionDetail.content }}
                    </div>
                  </template>
                </a-comment>
                <a-comment v-else-if="sessionDetail.role === 'assistant'">
                  <template #avatar>
                    <img
                      class="icon-user-jpg"
                      src="../../assets/images/icon-chart.png"
                      alt="本地图片"
                    />
                  </template>
                  <template #content>
                    <a-card :class="{ chatItemAnswer: theme === 'light' }">
                      <div :class="{ light: theme === 'light' }"
                      >{{ sessionDetail.content }}
                      </div>
                    </a-card>
                  </template>
                </a-comment>
                <a-comment v-else-if="sessionDetail.role === 'last'">
                  <template #avatar>
                    <img
                      class="icon-user-jpg"
                      src="../../assets/images/icon-chart.png"
                      alt="本地图片"
                    />
                  </template>
                  <template #content>
                    <a-textarea
                      readonly
                      auto-size
                      v-model="displayedText"
                      :class="{ chatItemAnswer: theme === 'light' }"
                    >
                    </a-textarea>
                  </template>
                </a-comment>
              </div>
              <!-- <div class="chartStart" v-if="isStart" @click="startChat"
                >停止生成</div
              >
              <div class="chartStart v-else" @click="stopChat">重新生成</div> -->
            </a-scrollbar>
            <div class="chat_bottom">
              <div class="center-bottom">
                <!-- <a-textarea
                v-model="inputMsg"
                @keydown.shift.enter="sendMessage"
                style="height: 180px"
                placeholder="输入您想了解的内容，Shift+Enter发送"
                :max-length="500"
                allow-clear
                show-word-limit
              >
              </a-textarea> -->
                <a-textarea
                  v-model="inputMsg"
                  @keydown.shift.enter="handleShiftEnter"
                  @keydown.enter="sendMessage"
                  placeholder="输入您想了解的内容，Shift+Enter换行，Enter发送"
                  allow-clear
                  show-word-limit
                  :disabled="chatDis"
                  :class="{ textItemAnswer: theme === 'dark' }"
                  :auto-size="{
                  minRows: 12,
                  maxRows: 5,
                }"
                />
                <div class="btn-send">
                  <!-- <icon-send size="32" /> -->
                  <a-button
                    :disabled="chatDis"
                    @click="sentClick"
                    type="primary"
                    style="border-radius: 24px"
                    :loading="loading"
                    size="large"
                  >发送</a-button
                  >
                </div>
              </div>
            </div>
          </a-card>
        </a-col>
        <a-col :span="18"  v-show="agentType == '2'">
          <a-card class="center">
            <agentSession ></agentSession>
          </a-card>
        </a-col>




      <!-- <a-col :span="5">
        <a-card class="right">
          <div class="right-top">
            <div class="right-title">数智库</div>
            <div class="right-btn">
              <a-button type="outline" shape="circle" style="border: none">
                <icon-search />
              </a-button>
              <a-button
                type="outline"
                shape="circle"
                style="border: none; margin-left: -10px"
              >
                <icon-close />
              </a-button>
            </div>
          </div>
          <div class="right-tag">
            <a-button type="primary" size="mini" class="btn">全部 </a-button>
            <a-button type="outline" size="mini" class="btn"
              >文档创作
            </a-button>
            <a-button type="outline" size="mini" class="btn"
              >知识学习
            </a-button>
            <a-button type="outline" size="mini" class="btn"
              >效率提升
            </a-button>
          </div>
          <div class="right-list">
            <div class="right-item">
              <div class="item-title">
                <IconTiktokColor></IconTiktokColor>
                抖音带货脚本
              </div>
              <div class="item-content" :class="{ dark: theme === 'dark' }">
                编写引人注目且具有说服力的、适用于产品的...
              </div>
            </div>
            <div class="right-item">
              <div class="item-title">
                <IconTiktokColor></IconTiktokColor>
                抖音带货脚本
              </div>
              <div class="item-content" :class="{ dark: theme === 'dark' }">
                编写引人注目且具有说服力的、适用于产品的...
              </div>
            </div>
            <div class="right-item">
              <div class="item-title">
                <IconTiktokColor></IconTiktokColor>
                抖音带货脚本
              </div>
              <div class="item-content" :class="{ dark: theme === 'dark' }">
                编写引人注目且具有说服力的、适用于产品的...
              </div>
            </div>
          </div>
        </a-card>
      </a-col> -->
    </a-row>
  </div>
</template>
<script setup lang="ts">
  import {
    IconClose,
    IconSearch,
    IconTiktokColor,
  } from '@arco-design/web-vue/es/icon';
  import { useAppStore, useUserStore } from '@/store';
  import { computed, nextTick, onMounted, watch, reactive, ref } from 'vue';

  import { Message } from '@arco-design/web-vue';
  import { EventSourceParserStream } from 'eventsource-parser/stream';
  import moment from 'moment';
  import AddSession from '@/views/sessionManager/components/addSession.vue';
  import agentSession from '@/views/sessionManager/components/agentSession.vue';
  import {
    chatApi,
    getDialogListApi,
    getSessionDetailsApi,
    sessionListApi,
  } from '@/api/session';
  import { getAuthorization } from '@/utils/auth';
  import { queryCanvasList } from "@/api/Agent";
  import { getAgentSessionDetailsApi } from "@/api/agentSession";

  const sessionDetailList = ref([]); //根据会话id出来的会话详情
  const sessionList = ref([]); //会话列表
  const modalObj = reactive({ add: false });
  const dialogId = ref('');
  const chatDis = ref(false);
  const loading = ref(false);
  const agentType = ref('1');

  const currIndex = ref(0);
  const displayedText = ref(''); // 正在显示的文字
  let timer: number | null = null;
  const streamStr = ref('');
  const inputMsg = ref('');
  const activeSessionId = ref('');
  const fieldNames = { value: 'id', label: 'name' };
  const dialogs = ref([]);
  const dialogObj = reactive({});
  const agentList = ref([]);
  const selectValue = ref('');
  const sectionList = ref({});
  const DialogList = async () => {
    const { code, data } = await getDialogListApi();
    if (code === 200) {
      if (data) {
        selectValue.value = data[0].id;
        dialogs.value = data.map((item) => {
          return {
            ...item,
            type: 1,//智能体
          }
        });
        console.log(data, 'dialogs');
        queryCanvas();
        // querySessionList();
      }
    }
  };

  const queryCanvas = async (params = {}) => {
    try {
      const { data } = await queryCanvasList(params);
      console.log(data, 'agent');
      agentList.value = data.map((item) => {
        return {
          ...item,
          name: item.title,
          type: 2,//agent
        }
      });
      // 合并数组
      dialogs.value = dialogs.value.concat(agentList.value);

      // 判断当前是智能体或agent
      // console.log(val, 'val');
      if(dialogs.value.length>0){
        dialogChange(dialogs.value[0].id);
      }

    } catch (err) {
      // you can report use errorHandler or other
    } finally {

    }
  };

  const handleShiftEnter = (event) => {
    event.preventDefault();
    inputMsg.value += '\n';
  };
  const dialogChange = (val) => {
    // 判断当前是智能体或agent
    // console.log(val, 'val');
    dialogId.value = val;
    dialogs.value.forEach((item) => {
      if (item.id === val) {
        Object.assign(dialogObj, item)
      }
    })
    console.log(dialogObj.type, 'dialogObj');
    if (dialogObj.type == 1) {
      agentType.value = 1;
      querySessionList();
    } else {
      agentType.value = 2;
      queryAgentSessionList()
    }



    // querySessionList();
  };
  const sentClick = () => {
    sendMessage('click');
  };
  const sendMessage = async (event) => {
    if (event.keyCode == 13 || event === 'click') {
      if (!event.shiftKey) {
        //只有enter没有shift，或进行你的其他逻辑
        if (event !== 'click') {
          event.preventDefault(); // 阻止默认行为，即不换行
        }

        chatDis.value = true;
        loading.value = true;
        if (!activeSessionId.value) {
          Message.warning('请选择会话');
          chatDis.value = false;
          loading.value = false;
          return;
        }

        // if (displayedText.value) {
        //   querySessionList();
        // }

        if (inputMsg.value) {
          sessionDetailList.value.push({
            content: inputMsg.value,
            role: 'user',
          });
          sessionDetailList.value.push({ role: 'last' });
          refreshScroll();
          const response = await fetch(
            '/api/tech/cloudminds/query?modeltype=localragflow',
            {
              method: 'POST',
              headers: {
                'Authorization': getAuthorization(),
                'Content-Type': 'application/json',
              },
              body: JSON.stringify({
                conversation_id: activeSessionId.value,
                messages: inputMsg.value,
              }),
            }
          );

          const reader = response?.body
            ?.pipeThrough(new TextDecoderStream())
            .pipeThrough(new EventSourceParserStream())
            .getReader();
          currIndex.value = 0;
          while (true) {
            const x = await reader?.read();
            if (x) {
              const { done, value } = x;
              console.log(x, 999);
              try {
                const val = JSON.parse(value?.data || '');
                const d = val?.data;
                if (typeof d !== 'boolean') {
                  console.info('data:', d);
                  streamStr.value = d.content;
                  startDisplayStr();
                }
              } catch (e) {
                console.warn(e);
              }
              if (done) {
                console.info('done');
                displayedText.value = '';
                querySessionDetail(sectionList.value);
                break;
              }
            }
          }
          chatDis.value = false;
          loading.value = false;
          inputMsg.value = '';
        } else {
          Message.warning('消息不能为空');
          chatDis.value = false;
          loading.value = false;
        }
      }
    }
  };
  const querySessionDetail = async (session) => {
    sectionList.value = session;
    activeSessionId.value = session.id;
    const { code, data } = await getSessionDetailsApi(session.id);
    if (code === 200) {
      sessionDetailList.value = data.message;
      refreshScroll(); //刷新滚动条位置
    }
  };
  const queryAgentSessionDetail = async (id) => {
    const { code, data } = await getAgentSessionDetailsApi(id);
    if (code === 200) {
      // sessionDetailList.value = data.message;
      // refreshScroll(); //刷新滚动条位置
    }
  };
  const scrollbar = ref(null);
  const refreshScroll = () => {
    nextTick(() => {
      const container = document.getElementById('home');
      scrollbar.value.scrollTop(container.scrollHeight);
    });
  };
  // 查询会话列表
  const querySessionList = async () => {
    const { code, data } = await sessionListApi(selectValue.value);
    if (code === 200) {
      sessionList.value = data;
      activeSessionId.value = data[0].id; //默认选择第一个
      querySessionDetail(data[0]);
    } else {
      Message.warning('查询失败');
    }
  };


  // 查询会话列表
  const queryAgentSessionList = async () => {
    // const { code, data } = await sessionListApi(selectValue.value);
    // if (code === 200) {
    //
    // } else {
    //   Message.warning('查询失败');
    // }
    queryAgentSessionDetail(selectValue.value);
  };


  //新增会话之后刷新会话列表
  const addSession = () => {
    querySessionList();
  };
  onMounted(() => {
    DialogList();
  });

  const appStore = useAppStore();
  const theme = computed(() => {
    return appStore.theme;
  });

  //文字动态输出
  const startDisplayStr = () => {
    if (timer) {
      clearTimeout(timer!);
    }
    const res = streamStr.value;
    // 将数组中的字符串拼接起来
    if (currIndex.value < res.length) {
      displayedText.value += res[currIndex.value];
      currIndex.value++;
      setTimeout(startDisplayStr, 100);
      refreshScroll();
    } else {
      clearTimeout(timer!);
      timer = null;
    }
  };
</script>
<style scoped lang="scss">
  .isLeftActive {
    background-color: #ededf5;
  }
  .left-list-item {
    margin-bottom: 2px;
  }
  .left-list-item:hover {
    background-color: #ededf5;
  }

  .dark {
    color: gray !important;
  }

  .container {
    .top-title {
      line-height: 32px;
      font-size: 16px;
      color: #333;
    }
    .left-select {
      :deep(.arco-select-view-single) {
        border-radius: 5px;
      }
    }

    .center,
    .right {
      box-sizing: border-box;
      height: calc(100vh - 200px);
    }

    .left {
      /* height: calc(100vh - 160px);
        overflow-y: auto;
        overflow-x: hidden;*/
      border: 0px;

      .left-list {
        .item {
          cursor: pointer;

          .text,
          .time {
            line-height: 30px;
          }

          .text {
            color: black;
            padding-left: 10px;
          }

          .time {
            color: gray;
            font-size: 12px;
            padding-left: 10px;
          }
        }
      }
    }
    .card-btn-1 {
      margin: 8px 15px;
      width: 100%;
      border-radius: 5px;
    }

    .card-btn-2 {
      margin: 10px 10px;
    }
    .chatItemAnswer {
      box-sizing: border-box;
      background: #f1f1f1;
      border-radius: 14px;
      .light {
        box-sizing: border-box;
        background: #f1f1f1;
        border-radius: 14px;
      }
    }
    .textItemAnswer {
      background-color: #373739;
    }

    .center {
      position: relative;

      .center-title {
        line-height: 60px;
        font-size: 25px;
        font-family: 黑体;
        color: deepskyblue;
      }

      .center-content {
        font-size: 14px;
        color: gray;
      }

      .center-question {
        margin-top: 20px;
        display: flex;
        justify-content: space-between;

        .center-question-left {
          margin-top: 5px;
          margin-left: 20px;
        }

        .center-question-right {
          margin-right: 20px;
        }
      }
      .center-list {
        margin-top: 10px;

        .item {
          border-radius: 10px;
          margin-top: 10px;
          padding: 10px;
          min-height: 120px;
          background-color: #e9f3ff;
          .item-content {
            color: #666;
          }
          .item-title {
            text-align: center;
            line-height: 40px;
            font-size: 20px;
            font-family: 黑体;
            color: #333;
          }
        }
      }
      .chartStart {
        color: #4955f5;
        cursor: pointer;
        font-family: PingFangSC-Medium;
        font-size: 12px;
        font-weight: 500;
      }
      .chat_bottom {
        display: flex;
        align-items: center;
        .center-bottom {
          // position: absolute;
          // width: 90%;
          // bottom: 20px;
          // left: 5%;
          background: #fff;
          border: 1px solid #00000014;
          border-radius: 24px;
          display: flex;
          flex: 1 1;
          flex-direction: column;
          overflow: hidden;
          position: relative;
          // padding-top:10px;
          :deep(.arco-textarea-wrapper) {
            border-radius: 24px;
          }

          .btn-send {
            position: absolute !important;
            right: 10px;
            bottom: 10px;
            z-index: 10;
          }
          :deep(.arco-btn-size-large) {
            height: 28px;
            width: 50px;
          }
        }
        :deep(.arco-textarea-wrapper) {
          padding-top: 5px;
        }
      }
    }
    .chat-item {
      padding: 10px 0;
      .chartUserText {
        font-weight: 600;
        font-size: 14px;
        color: #333;
        margin-top: 4px;
      }
      .icon-user-jpg {
        border: 1px solid #d9d9d9;
      }
    }
    .right {
      .right-top {
        display: flex;
        justify-content: space-between;

        .right-title {
          font-size: 25px;
          color: black;
        }

        .right-btn {
          position: relative;
          left: 20px;
          top: 0px;
        }
      }
      .right-tag {
        margin-top: 20px;
        display: flex;
        justify-content: space-between;
        flex-wrap: wrap;
        :deep(.arco-btn-primary) {
          margin-bottom: 10px !important;
          &:hover {
            background-color: #e9f3ff;
            color: rgb(22, 93, 255);
          }
        }
      }

      .right-list {
        .right-item {
          border-radius: 10px;
          margin-top: 10px;
          padding: 10px;
          min-height: 120px;
          background-color: #e9f3ff;

          .item-title {
            text-align: center;
            line-height: 40px;
            font-size: 20px;
            font-family: 黑体;
            color: #333;
          }
        }
      }
    }
  }
</style>
