<template>
  <div class="page">
    <el-card shadow="nover">
      <el-form inline>
        <el-form-item>
          <!-- <el-button type="primary" class="ml10" @click="getList(1)">
							<el-icon>
								<ele-Search />
							</el-icon>
							查询
						</el-button> -->
          <el-button type="primary" @click="addOrEdit()" v-auth="'add'">
            <el-icon>
              <ele-FolderAdd />
            </el-icon>
            新增数据转发
          </el-button>
        </el-form-item>
      </el-form>
      <el-table :data="tableData" style="width: 100%" v-loading="loading">
        <el-table-column type="index" label="序号" width="80" align="center" />
        <el-table-column prop="name" label="名称" show-overflow-tooltip></el-table-column>
        <el-table-column prop="expound" label="说明" show-overflow-tooltip></el-table-column>
        <el-table-column prop="createdAt" label="创建时间" min-width="100" align="center"></el-table-column>
        <el-table-column prop="status" label="状态" width="100" align="center">
          <template #default="scope">
            <el-tag type="success" size="small" v-if="scope.row.status == 1">已启动</el-tag>
            <el-tag type="info" size="small" v-else>已停止</el-tag>
          </template>
        </el-table-column>
        <el-table-column label="操作" width="200" align="center">
          <template #default="scope">
            <el-button size="small" text type="info" v-auth="'startOrStop'" v-if="scope.row.status" @click="setStatus(scope.row, 0)">停止</el-button>
            <el-button size="small" text type="primary" v-auth="'startOrStop'" v-else @click="setStatus(scope.row, 1)">启动</el-button>
            <el-button size="small" text type="warning" v-auth="'edit'" @click="addOrEdit(scope.row)">编辑</el-button>
            <el-button size="small" text type="warning" @click="edit(scope.row)">规则编辑</el-button>
            <el-button size="small" text type="danger" v-auth="'del'" @click="onDel(scope.row)">删除</el-button>
          </template>
        </el-table-column>
      </el-table>
      <pagination v-if="params.total" :total="params.total" v-model:page="params.pageNum" v-model:limit="params.pageSize" @pagination="getList()" />
      <EditForm ref="editFormRef" @getList="getList(1)" :types="1"></EditForm>
    </el-card>
  </div>
</template>

<script lang="ts" setup>
import { ref } from 'vue';
import api from '/@/api/rule';
import { ElMessageBox, ElMessage } from 'element-plus';
import { useSearch } from '/@/hooks/useCommon';
import EditForm from './edit.vue';
import axios from 'axios';

const editFormRef = ref();

const { params, tableData, getList, loading } = useSearch<any[]>(api.getList, 'Data', { types: 1 });

const headers = {
  Authorization: 'Bearer ' + localStorage.token,
};
const flowsUrl = window.location.origin + '/rule-engine/flows';

getList();

const addOrEdit = async (row?: any) => {
  if (row) {
    editFormRef.value.open(row);
    return;
  } else {
    editFormRef.value.open();
  }
};

const setStatus = async (row: any, status: number) => {
  // 找到所有规则
  const { data: flows } = await axios.get(flowsUrl, { headers });

  const flow = flows.find((item: any) => item.id === row.flowId);

  if (!flow) {
    ElMessage.error('规则不存在');
    return;
  }

  // 改变指定规则状态
  flow.disabled = status ? false : true;

  // 设置规则状态
  await axios.post(flowsUrl, flows, { headers });

  api
    .setStatus(row.id, status)
    .then(() => {
      ElMessage.success('操作成功');
      getList();
    })
    .catch(() => {
      ElMessage.error('操作失败');
    });
};

const edit = async (row: any) => {
  localStorage.setItem('auth-tokens', `{"access_token":"${localStorage.token}"}`);
  const url = '/rule-engine/#flow/' + row.flowId;
  window.open(url);
};

const onDel = (row: any) => {
  ElMessageBox.confirm(`此操作将删除：“${row.name}”，是否继续?`, '提示', {
    confirmButtonText: '确认',
    cancelButtonText: '取消',
    type: 'warning',
  }).then(async () => {
    // 找到所有规则
    const { data: flows } = await axios.get(flowsUrl, { headers });

    const flowIndex = flows.findIndex((item: any) => item.id === row.flowId);

    if (flowIndex >= 0) {
      // 删除指定规则
      flows.splice(flowIndex, 1);

      // 删除当前规则下的各个节点信息
      const newFlows = flows.filter((item: any) => {
        if (item.z === row.flowId) {
          return false;
        } else {
          return true;
        }
      });

      // 设置规则状态
      await axios.post(flowsUrl, newFlows, { headers });
    }

    await api.del([row.id as string]);
    ElMessage.success('删除成功');
    getList();
  });
};
</script>
