admin-sjzx/src/components/bpmnProcessDesigner/package/penal/PropertiesPanel.vue

<template>
  <div class='process-panel__container' :style='{ width: `${width}px` }'>
    <el-collapse v-model='activeTab'>
      <el-collapse-item name='base'>
        <!-- class="panel-tab__title" -->
        <template #title>
          <el-icon :size='20'>
            <InfoFilled />
          </el-icon>
          常规
        </template
        >
        <ElementBaseInfo
            :id-edit-disabled='idEditDisabled'
            :business-object='elementBusinessObject'
            :type='elementType'
            :model='model'
        />
      </el-collapse-item>
      <el-collapse-item name='condition' v-if="elementType === 'Process'" key='message'>
        <template #title>
          <el-icon :size='20'>
            <Comment />
          </el-icon>
          消息与信号
        </template>
        <signal-and-massage />
      </el-collapse-item>
      <el-collapse-item name='condition' v-if='conditionFormVisible' key='condition'>
        <template #title>
          <el-icon :size='20'>
            <Promotion />
          </el-icon>
          流转条件
        </template>
        <flow-condition :business-object='elementBusinessObject' :type='elementType' />
      </el-collapse-item>
      <el-collapse-item name='condition' v-if='formVisible' key='form'>
        <template #title>
          <el-icon :size='20'>
            <List />
          </el-icon>
          表单
        </template>
        <element-form :id='elementId' :type='elementType' />
      </el-collapse-item>
      <el-collapse-item name='task' v-if="elementType.indexOf('Task') !== -1" key='task'>
        <template #title>
          <el-icon :size='20'>
            <Checked />
          </el-icon>
          任务（审批人）
        </template>
        <element-task :id='elementId' :type='elementType' />
      </el-collapse-item>
      <el-collapse-item
          name='multiInstance'
          v-if="elementType.indexOf('Task') !== -1"
          key='multiInstance'
      >
        <template #title>
          <el-icon :size='20'>
            <HelpFilled />
          </el-icon>
          多实例（会签配置）
        </template>
        <element-multi-instance :business-object='elementBusinessObject' :type='elementType' />
      </el-collapse-item>
      <el-collapse-item name='listeners' key='listeners'>
        <template #title>
          <el-icon :size='20'>
            <BellFilled />
          </el-icon>
          执行监听器
        </template>
        <element-listeners :id='elementId' :type='elementType' />
      </el-collapse-item>
      <el-collapse-item name='taskListeners' v-if="elementType === 'UserTask'" key='taskListeners'>
        <template #title>
          <el-icon :size='20'>
            <BellFilled />
          </el-icon>
          任务监听器
        </template>
        <user-task-listeners :id='elementId' :type='elementType' />
      </el-collapse-item>
      <el-collapse-item name='extensions' key='extensions'>
        <template #title>
          <el-icon :size='20'>
            <CirclePlusFilled />
          </el-icon>
          扩展属性
        </template>
        <element-properties :id='elementId' :type='elementType' />
      </el-collapse-item>
      <el-collapse-item name='other' key='other'>
        <template #title>
          <el-icon :size='20'>
            <Promotion />
          </el-icon>
          其他
        </template>
        <element-other-config :id='elementId' />
      </el-collapse-item>
    </el-collapse>
  </div>
</template>
<script lang='ts' setup>
import {CirclePlusFilled, BellFilled,HelpFilled, Checked, List, Promotion, Comment, InfoFilled } from '@element-plus/icons-vue'


import ElementBaseInfo from './base/ElementBaseInfo.vue'
import ElementOtherConfig from './other/ElementOtherConfig.vue'
import ElementTask from './task/ElementTask.vue'
import ElementMultiInstance from './multi-instance/ElementMultiInstance.vue'
import FlowCondition from './flow-condition/FlowCondition.vue'
import SignalAndMassage from './signal-message/SignalAndMessage.vue'
import ElementListeners from './listeners/ElementListeners.vue'
import ElementProperties from './properties/ElementProperties.vue'
// import ElementForm from './form/ElementForm.vue'
import UserTaskListeners from './listeners/UserTaskListeners.vue'
import ElementForm from '@/components/bpmnProcessDesigner/package/penal/form/ElementForm.vue'

defineOptions({ name: 'MyPropertiesPanel' })

/**
 * 侧边栏
 * @Author MiyueFE
 * @Home https://github.com/miyuesc
 * @Date 2021年3月31日18:57:51
 */
const props = defineProps({
  bpmnModeler: {
    type: Object,
    default: () => {
    }
  },
  prefix: {
    type: String,
    default: 'camunda'
  },
  width: {
    type: Number,
    default: 480
  },
  idEditDisabled: {
    type: Boolean,
    default: false
  },
  model: Object // 流程模型的数据
})

const activeTab = ref('base')
const elementId = ref('')
const elementType = ref('')
const elementBusinessObject = ref<any>({}) // 元素 businessObject 镜像，提供给需要做判断的组件使用
const conditionFormVisible = ref(false) // 流转条件设置
const formVisible = ref(false) // 表单配置
const bpmnElement = ref()

provide('prefix', props.prefix)
provide('width', props.width)
const bpmnInstances = () => (window as any)?.bpmnInstances

// 监听 props.bpmnModeler 然后 initModels
const unwatchBpmn = watch(
    () => props.bpmnModeler,
    () => {
      // 避免加载时 流程图 并未加载完成
      if (!props.bpmnModeler) {
        console.log('缺少props.bpmnModeler')
        return
      }

      console.log('props.bpmnModeler 有值了！！！')
      const w = window as any
      w.bpmnInstances = {
        modeler: props.bpmnModeler,
        modeling: props.bpmnModeler.get('modeling'),
        moddle: props.bpmnModeler.get('moddle'),
        eventBus: props.bpmnModeler.get('eventBus'),
        bpmnFactory: props.bpmnModeler.get('bpmnFactory'),
        elementFactory: props.bpmnModeler.get('elementFactory'),
        elementRegistry: props.bpmnModeler.get('elementRegistry'),
        replace: props.bpmnModeler.get('replace'),
        selection: props.bpmnModeler.get('selection')
      }

      // console.log(bpmnInstances(), 'window.bpmnInstances')
      getActiveElement()
      unwatchBpmn()
    },
    {
      immediate: true
    }
)

const getActiveElement = () => {
  // 初始第一个选中元素 bpmn:Process
  initFormOnChanged(null)
  props.bpmnModeler.on('import.done', (e) => {
    // console.log(e, 'eeeee')
    initFormOnChanged(null)
  })
  // 监听选择事件，修改当前激活的元素以及表单
  props.bpmnModeler.on('selection.changed', ({ newSelection }) => {
    initFormOnChanged(newSelection[0] || null)
  })
  props.bpmnModeler.on('element.changed', ({ element }) => {
    // 保证 修改 "默认流转路径" 类似需要修改多个元素的事件发生的时候，更新表单的元素与原选中元素不一致。
    if (element && element.id === elementId.value) {
      initFormOnChanged(element)
    }
  })
}
// 初始化数据
const initFormOnChanged = (element) => {
  let activatedElement = element
  if (!activatedElement) {
    activatedElement =
        bpmnInstances().elementRegistry.find((el) => el.type === 'bpmn:Process') ??
        bpmnInstances().elementRegistry.find((el) => el.type === 'bpmn:Collaboration')
  }
  if (!activatedElement) return
  // console.log(`
  //             ----------
  //     select element changed:
  //               id:  ${activatedElement.id}
  //             type:  ${activatedElement.businessObject.$type}
  //             ----------
  //             `)
  // console.log('businessObject: ', activatedElement.businessObject)
  bpmnInstances().bpmnElement = activatedElement
  bpmnElement.value = activatedElement
  elementId.value = activatedElement.id
  elementType.value = activatedElement.type.split(':')[1] || ''
  elementBusinessObject.value = JSON.parse(JSON.stringify(activatedElement.businessObject))
  conditionFormVisible.value = !!(
      elementType.value === 'SequenceFlow' &&
      activatedElement.source &&
      activatedElement.source.type.indexOf('StartEvent') === -1
  )
  formVisible.value = elementType.value === 'UserTask' || elementType.value === 'StartEvent'
}

onBeforeUnmount(() => {
  const w = window as any
  w.bpmnInstances = null
  // console.log(props, 'props1')
  // console.log(props.bpmnModeler, 'props.bpmnModeler1')
})

watch(
    () => elementId.value,
    () => {
      activeTab.value = 'base'
    }
)
</script>