<template>
  <div class="p-2">
    <transition :enter-active-class="proxy?.animate.searchAnimate.enter" :leave-active-class="proxy?.animate.searchAnimate.leave">
      <div class="mb-[10px]" v-show="showSearch">
        <el-card shadow="hover">
          <el-form :model="queryParams" ref="queryFormRef" :inline="true" v-show="showSearch" label-width="120px">
            <el-form-item label="流程定义名称" prop="name">
              <el-input v-model="queryParams.name" placeholder="请输入流程定义名称" clearable @keyup.enter="handleQuery" />
            </el-form-item>
            <el-form-item label="流程定义Key" prop="key">
              <el-input v-model="queryParams.key" placeholder="请输入流程定义Key" clearable @keyup.enter="handleQuery" />
            </el-form-item>
            <el-form-item>
              <el-button type="primary" icon="Search" @click="handleQuery">搜索</el-button>
              <el-button icon="Refresh" @click="resetQuery">重置</el-button>
            </el-form-item>
          </el-form>
        </el-card>
      </div>
    </transition>
    <el-card shadow="hover">
      <template #header>
        <el-row :gutter="10" class="mb8">
          <el-col :span="1.5"> </el-col>
          <right-toolbar v-model:showSearch="showSearch" @queryTable="getList"></right-toolbar>
        </el-row>
      </template>

      <el-table v-loading="loading" :data="processDefinitionList" @selection-change="handleSelectionChange">
        <el-table-column type="selection" width="55" align="center" />
        <el-table-column fixed align="center" type="index" label="序号" width="50"></el-table-column>
        <el-table-column fixed align="center" prop="name" label="流程定义名称"></el-table-column>
        <el-table-column align="center" prop="key" label="标识Key"></el-table-column>
        <el-table-column align="center" prop="version" label="版本号" width="90">
          <template #default="scope"> v{{ scope.row.version }}.0</template>
        </el-table-column>
        <el-table-column align="center" prop="resourceName" label="流程XML" min-width="80" :show-overflow-tooltip="true">
          <template #default="scope">
            <el-link type="primary" @click="clickPreviewXML(scope.row.id)">{{ scope.row.resourceName }}</el-link>
          </template>
        </el-table-column>
        <el-table-column align="center" prop="diagramResourceName" label="流程图片" min-width="80" :show-overflow-tooltip="true">
          <template #default="scope">
            <el-link type="primary" @click="clickPreviewImg(scope.row.id)">{{ scope.row.diagramResourceName }}</el-link>
          </template>
        </el-table-column>
        <el-table-column align="center" prop="suspensionState" label="状态" min-width="70">
          <template #default="scope">
            <el-tag type="success" v-if="scope.row.suspensionState==1">激活</el-tag>
            <el-tag type="danger" v-else>挂起</el-tag>
          </template>
        </el-table-column>
        <el-table-column align="center" prop="deploymentTime" label="部署时间" :show-overflow-tooltip="true"></el-table-column>
        <el-table-column fixed="right" label="操作" align="center" width="200" class-name="small-padding fixed-width">
          <template #default="scope">
            <el-row :gutter="10" class="mb8">
              <el-col :span="1.5">
                <el-button link type="primary" :icon="scope.row.suspensionState === 1?'Lock':'Unlock'" @click="handleProcessDefState(scope.row)">
                  {{ scope.row.suspensionState === 1?"挂起流程":"激活流程" }}
                </el-button>
              </el-col>
              <el-col :span="1.5">
                <el-button link type="primary" icon="Delete" @click="handleDelete(scope.row)">删除</el-button>
              </el-col>
            </el-row>
            <el-row :gutter="10" class="mb8">
              <el-col :span="1.5">
                <el-button link type="primary" icon="Sort" @click="handleConvertToModel(scope.row)"> 转换模型 </el-button>
              </el-col>
              <el-col :span="1.5">
                <el-button link type="primary" icon="Pointer" @click="openHandleStartWorkFlow(scope.row)">启动流程</el-button>
              </el-col>
            </el-row>
          </template>
        </el-table-column>
      </el-table>
      <pagination v-show="total > 0" :total="total" v-model:page="queryParams.pageNum" v-model:limit="queryParams.pageSize" @pagination="getList" />
    </el-card>

    <!-- 预览图片或xml -->
    <process-preview ref="previewRef" :url="url" :type="type" />

    <el-dialog v-model="dialog.visible" :title="dialog.title" width="30%">
      <template #footer>
        <span class="dialog-footer">
          <el-button @click="dialog.visible = false">取消</el-button>
          <el-button type="primary" @click="handleStartWorkFlow"> 提交流程 </el-button>
        </span>
      </template>
    </el-dialog>
  </div>
</template>

<script lang="ts" setup name="processDefinition">
import {
  listProcessDefinition,
  processDefinitionImage,
  processDefinitionXml,
  deleteProcessDefinition,
  updateProcessDefState,
  convertToModel
} from '@/api/workflow/processDefinition';
import { startWorkFlow, completeTask } from '@/api/workflow/task';
import { processDefinitionQuery, processDefinitionForm } from '@/api/workflow/processDefinition/types';
import { ComponentInternalInstance } from 'vue';
import ProcessPreview from './components/processPreview.vue';

const { proxy } = getCurrentInstance() as ComponentInternalInstance;

const previewRef = ref<InstanceType<typeof ProcessPreview>>();
const queryFormRef = ref(ElForm);

const loading = ref(true);
const ids = ref<Array<string | number>>([]);
const single = ref(true);
const multiple = ref(true);
const showSearch = ref(true);
const total = ref(0);
const processDefinitionList = ref<Record<string, any>>([]);
const url = ref<Array<string>>([]);
const type = ref<string>('');
const variables = ref<string>('');

const dialog = reactive<DialogOption>({
  visible: false,
  title: '启动'
});

const submitFormData: processDefinitionForm = {
  businessKey: '',
  processKey: ''
};

const data = reactive<PageData<processDefinitionQuery, processDefinitionForm>>({
  form: { ...submitFormData },
  queryParams: {
    pageNum: 1,
    pageSize: 10,
    name: '',
    key: ''
  }
});
const { queryParams, form } = toRefs(data);

onMounted(() => {
  getList();
});
/** 搜索按钮操作 */
const handleQuery = () => {
  queryParams.value.pageNum = 1;
  getList();
};
/** 重置按钮操作 */
const resetQuery = () => {
  queryFormRef.value.resetFields();
  queryParams.value.pageNum = 1;
  queryParams.value.pageSize = 10;
  handleQuery();
};
// 多选框选中数据
const handleSelectionChange = (selection: any) => {
  ids.value = selection.map((item: any) => item.id);
  single.value = selection.length !== 1;
  multiple.value = !selection.length;
};
//分页
const getList = () => {
  loading.value = true;
  listProcessDefinition(queryParams.value).then((resp) => {
    processDefinitionList.value = resp.rows;
    total.value = resp.total;
    loading.value = false;
  });
};
//预览图片
const clickPreviewImg = (id: string) => {
  if (previewRef.value) {
    url.value = [];
    type.value = 'png';
    url.value.push(processDefinitionImage(id));
    previewRef.value.init();
  }
};
//预览xml
const clickPreviewXML = (id: string) => {
  loading.value = true;
  type.value = 'xml';
  processDefinitionXml(id).then((response) => {
    if (previewRef.value) {
      url.value = [];
      url.value = response.data.xml;
      loading.value = false;
      previewRef.value.init();
    }
  });
};
/** 删除按钮操作 */
const handleDelete = async (row: any) => {
  await proxy?.$modal.confirm('是否确认删除流程定义key为【' + row.key + '】的数据项？');
  loading.value = true;
  await deleteProcessDefinition(row.deploymentId, row.id).finally(() => (loading.value = false));
  getList();
  proxy?.$modal.msgSuccess('删除成功');
};
/** 挂起/激活 */
const handleProcessDefState = async (row: any) => {
  let msg = '';
  if (row.suspensionState === 1) {
    msg = `暂停后，此流程下的所有任务都不允许往后流转，您确定挂起【${row.name || row.key}】吗？`;
  } else {
    msg = `启动后，此流程下的所有任务都允许往后流转，您确定激活【${row.name || row.key}】吗？`;
  }
  await proxy?.$modal.confirm(msg);
  loading.value = true;
  await updateProcessDefState(row.id).finally(() => (loading.value = false));
  getList();
  proxy?.$modal.msgSuccess('操作成功');
};
/** 流程定义转换为模型 */
const handleConvertToModel = async (row: any) => {
  await proxy?.$modal.confirm('是否确认转换流程定义key为【' + row.key + '】的数据项？');
  await convertToModel(row.id).finally(() => (loading.value = false));
  getList();
  proxy?.$modal.msgSuccess('操作成功');
};

/** 打开启动流程弹窗 */
const openHandleStartWorkFlow = async (row: any) => {
  form.value.processKey = row.key;
  form.value.businessKey = Date.parse(new Date());
  dialog.visible = true;
};
/** 启动流程 */
const handleStartWorkFlow = async () => {
  startWorkFlow(form.value).then((response) => {
    handleCompleteTask(response.data.taskId);
  });
};
/** 办理流程 */
const handleCompleteTask = async (taskId: string) => {
  await proxy?.$modal.confirm('是否确认启动流程？');
  let param = {
    taskId: taskId
  };
  await completeTask(param).finally(() => (loading.value = false));
  getList();
  proxy?.$modal.msgSuccess('操作成功');
  dialog.visible = false;
};
</script>
