iot-device-management-frontend/apps/web-antd/src/components/bpmnProcessDesigner/package/penal/multi-instance/ElementMultiInstance.vue

<template>
  <div class="panel-tab__content">
    <el-radio-group
      v-if="type === 'UserTask'"
      v-model="approveMethod"
      @change="onApproveMethodChange"
    >
      <div class="flex-col">
        <div v-for="(item, index) in APPROVE_METHODS" :key="index">
          <el-radio :value="item.value" :label="item.value">
            {{ item.label }}
          </el-radio>
          <el-form-item prop="approveRatio">
            <el-input-number
              v-model="approveRatio"
              :min="10"
              :max="100"
              :step="10"
              size="small"
              v-if="
                item.value === ApproveMethodType.APPROVE_BY_RATIO &&
                approveMethod === ApproveMethodType.APPROVE_BY_RATIO
              "
              @change="onApproveRatioChange"
            />
          </el-form-item>
        </div>
      </div>
    </el-radio-group>
    <div v-else>除了UserTask以外节点的多实例待实现</div>
    <!-- 与Simple设计器配置合并，保留以前的代码 -->
    <el-form label-width="90px" style="display: none">
      <el-form-item label="快捷配置">
        <el-button size="small" @click="changeConfig('依次审批')"
          >依次审批</el-button
        >
        <el-button size="small" @click="changeConfig('会签')">会签</el-button>
        <el-button size="small" @click="changeConfig('或签')">或签</el-button>
      </el-form-item>
      <el-form-item label="会签类型">
        <el-select
          v-model="loopCharacteristics"
          @change="changeLoopCharacteristicsType"
        >
          <el-option label="并行多重事件" value="ParallelMultiInstance" />
          <el-option label="时序多重事件" value="SequentialMultiInstance" />
          <el-option label="无" value="Null" />
        </el-select>
      </el-form-item>
      <template
        v-if="
          loopCharacteristics === 'ParallelMultiInstance' ||
          loopCharacteristics === 'SequentialMultiInstance'
        "
      >
        <el-form-item label="循环数量" key="loopCardinality">
          <el-input
            v-model="loopInstanceForm.loopCardinality"
            clearable
            @change="updateLoopCardinality"
          />
        </el-form-item>
        <el-form-item label="集合" key="collection" v-show="false">
          <el-input
            v-model="loopInstanceForm.collection"
            clearable
            @change="updateLoopBase"
          />
        </el-form-item>
        <!-- add by 芋艿：由于「元素变量」暂时用不到，所以这里 display 为 none -->
        <el-form-item
          label="元素变量"
          key="elementVariable"
          style="display: none"
        >
          <el-input
            v-model="loopInstanceForm.elementVariable"
            clearable
            @change="updateLoopBase"
          />
        </el-form-item>
        <el-form-item label="完成条件" key="completionCondition">
          <el-input
            v-model="loopInstanceForm.completionCondition"
            clearable
            @change="updateLoopCondition"
          />
        </el-form-item>
        <!-- add by 芋艿：由于「异步状态」暂时用不到，所以这里 display 为 none -->
        <el-form-item label="异步状态" key="async" style="display: none">
          <el-checkbox
            v-model="loopInstanceForm.asyncBefore"
            label="异步前"
            value="异步前"
            @change="updateLoopAsync('asyncBefore')"
          />
          <el-checkbox
            v-model="loopInstanceForm.asyncAfter"
            label="异步后"
            value="异步后"
            @change="updateLoopAsync('asyncAfter')"
          />
          <el-checkbox
            v-model="loopInstanceForm.exclusive"
            v-if="loopInstanceForm.asyncAfter || loopInstanceForm.asyncBefore"
            label="排除"
            value="排除"
            @change="updateLoopAsync('exclusive')"
          />
        </el-form-item>
        <el-form-item
          label="重试周期"
          prop="timeCycle"
          v-if="loopInstanceForm.asyncAfter || loopInstanceForm.asyncBefore"
          key="timeCycle"
        >
          <el-input
            v-model="loopInstanceForm.timeCycle"
            clearable
            @change="updateLoopTimeCycle"
          />
        </el-form-item>
      </template>
    </el-form>
  </div>
</template>

<script lang="ts" setup>
import {
  ApproveMethodType,
  APPROVE_METHODS,
} from '@/components/SimpleProcessDesignerV2/src/consts';

defineOptions({ name: 'ElementMultiInstance' });

const props = defineProps({
  businessObject: Object,
  type: String,
  id: String,
});
const prefix = inject('prefix');
const loopCharacteristics = ref('');
//默认配置，用来覆盖原始不存在的选项，避免报错
const defaultLoopInstanceForm = ref({
  completionCondition: '',
  loopCardinality: '',
  extensionElements: [],
  asyncAfter: false,
  asyncBefore: false,
  exclusive: false,
});
const loopInstanceForm = ref<any>({});
const bpmnElement = ref(null);
const multiLoopInstance = ref(null);
const bpmnInstances = () => (window as any)?.bpmnInstances;

const getElementLoop = (businessObject) => {
  if (!businessObject.loopCharacteristics) {
    loopCharacteristics.value = 'Null';
    loopInstanceForm.value = {};
    return;
  }
  if (
    businessObject.loopCharacteristics.$type ===
    'bpmn:StandardLoopCharacteristics'
  ) {
    loopCharacteristics.value = 'StandardLoop';
    loopInstanceForm.value = {};
    return;
  }
  if (businessObject.loopCharacteristics.isSequential) {
    loopCharacteristics.value = 'SequentialMultiInstance';
  } else {
    loopCharacteristics.value = 'ParallelMultiInstance';
  }
  // 合并配置
  loopInstanceForm.value = {
    ...defaultLoopInstanceForm.value,
    ...businessObject.loopCharacteristics,
    completionCondition:
      businessObject.loopCharacteristics?.completionCondition?.body ?? '',
    loopCardinality:
      businessObject.loopCharacteristics?.loopCardinality?.body ?? '',
  };
  // 保留当前元素 businessObject 上的 loopCharacteristics 实例
  multiLoopInstance.value =
    bpmnInstances().bpmnElement.businessObject.loopCharacteristics;
  // 更新表单
  if (
    businessObject.loopCharacteristics.extensionElements &&
    businessObject.loopCharacteristics.extensionElements.values &&
    businessObject.loopCharacteristics.extensionElements.values.length
  ) {
    loopInstanceForm.value['timeCycle'] =
      businessObject.loopCharacteristics.extensionElements.values[0].body;
  }
};

const changeLoopCharacteristicsType = (type) => {
  // this.loopInstanceForm = { ...this.defaultLoopInstanceForm }; // 切换类型取消原表单配置
  // 取消多实例配置
  if (type === 'Null') {
    bpmnInstances().modeling.updateProperties(toRaw(bpmnElement.value), {
      loopCharacteristics: null,
    });
    return;
  }
  // 配置循环
  if (type === 'StandardLoop') {
    const loopCharacteristicsObject = bpmnInstances().moddle.create(
      'bpmn:StandardLoopCharacteristics',
    );
    bpmnInstances().modeling.updateProperties(toRaw(bpmnElement.value), {
      loopCharacteristics: loopCharacteristicsObject,
    });
    multiLoopInstance.value = null;
    return;
  }
  // 时序
  if (type === 'SequentialMultiInstance') {
    multiLoopInstance.value = bpmnInstances().moddle.create(
      'bpmn:MultiInstanceLoopCharacteristics',
      { isSequential: true },
    );
  } else {
    multiLoopInstance.value = bpmnInstances().moddle.create(
      'bpmn:MultiInstanceLoopCharacteristics',
      { collection: '${coll_userList}' },
    );
  }
  bpmnInstances().modeling.updateProperties(toRaw(bpmnElement.value), {
    loopCharacteristics: toRaw(multiLoopInstance.value),
  });
};

// 循环基数
const updateLoopCardinality = (cardinality) => {
  let loopCardinality = null;
  if (cardinality && cardinality.length) {
    loopCardinality = bpmnInstances().moddle.create('bpmn:FormalExpression', {
      body: cardinality,
    });
  }
  bpmnInstances().modeling.updateModdleProperties(
    toRaw(bpmnElement.value),
    multiLoopInstance.value,
    {
      loopCardinality,
    },
  );
};

// 完成条件
const updateLoopCondition = (condition) => {
  let completionCondition = null;
  if (condition && condition.length) {
    completionCondition = bpmnInstances().moddle.create(
      'bpmn:FormalExpression',
      {
        body: condition,
      },
    );
  }
  bpmnInstances().modeling.updateModdleProperties(
    toRaw(bpmnElement.value),
    multiLoopInstance.value,
    {
      completionCondition,
    },
  );
};

// 重试周期
const updateLoopTimeCycle = (timeCycle) => {
  const extensionElements = bpmnInstances().moddle.create(
    'bpmn:ExtensionElements',
    {
      values: [
        bpmnInstances().moddle.create(`${prefix}:FailedJobRetryTimeCycle`, {
          body: timeCycle,
        }),
      ],
    },
  );
  bpmnInstances().modeling.updateModdleProperties(
    toRaw(bpmnElement.value),
    multiLoopInstance.value,
    {
      extensionElements,
    },
  );
};

// 直接更新的基础信息
const updateLoopBase = () => {
  bpmnInstances().modeling.updateModdleProperties(
    toRaw(bpmnElement.value),
    multiLoopInstance.value,
    {
      collection: loopInstanceForm.value.collection || null,
      elementVariable: loopInstanceForm.value.elementVariable || null,
    },
  );
};

// 各异步状态
const updateLoopAsync = (key) => {
  const { asyncBefore, asyncAfter } = loopInstanceForm.value;
  let asyncAttr = Object.create(null);
  if (!asyncBefore && !asyncAfter) {
    // this.$set(this.loopInstanceForm, "exclusive", false);
    loopInstanceForm.value['exclusive'] = false;
    asyncAttr = {
      asyncBefore: false,
      asyncAfter: false,
      exclusive: false,
      extensionElements: null,
    };
  } else {
    asyncAttr[key] = loopInstanceForm.value[key];
  }
  bpmnInstances().modeling.updateModdleProperties(
    toRaw(bpmnElement.value),
    multiLoopInstance.value,
    asyncAttr,
  );
};

const changeConfig = (config) => {
  if (config === '依次审批') {
    changeLoopCharacteristicsType('SequentialMultiInstance');
    updateLoopCardinality('1');
    updateLoopCondition('${ nrOfCompletedInstances >= nrOfInstances }');
  } else if (config === '会签') {
    changeLoopCharacteristicsType('ParallelMultiInstance');
    updateLoopCondition('${ nrOfCompletedInstances >= nrOfInstances }');
  } else if (config === '或签') {
    changeLoopCharacteristicsType('ParallelMultiInstance');
    updateLoopCondition('${ nrOfCompletedInstances > 0 }');
  }
};

/**
 * -----新版本多实例-----
 */
const approveMethod = ref();
const approveRatio = ref(100);
const otherExtensions = ref();
const getElementLoopNew = () => {
  if (props.type === 'UserTask') {
    const extensionElements =
      bpmnElement.value.businessObject?.extensionElements ??
      bpmnInstances().moddle.create('bpmn:ExtensionElements', { values: [] });
    approveMethod.value = extensionElements.values.filter(
      (ex) => ex.$type === `${prefix}:ApproveMethod`,
    )?.[0]?.value;

    otherExtensions.value =
      extensionElements.values.filter(
        (ex) => ex.$type !== `${prefix}:ApproveMethod`,
      ) ?? [];

    if (!approveMethod.value) {
      approveMethod.value = ApproveMethodType.SEQUENTIAL_APPROVE;
      updateLoopCharacteristics();
    }
  }
};
const onApproveMethodChange = () => {
  approveRatio.value = 100;
  updateLoopCharacteristics();
};
const onApproveRatioChange = () => {
  updateLoopCharacteristics();
};
const updateLoopCharacteristics = () => {
  // 根据ApproveMethod生成multiInstanceLoopCharacteristics节点
  if (approveMethod.value === ApproveMethodType.RANDOM_SELECT_ONE_APPROVE) {
    bpmnInstances().modeling.updateProperties(toRaw(bpmnElement.value), {
      loopCharacteristics: null,
    });
  } else {
    if (approveMethod.value === ApproveMethodType.APPROVE_BY_RATIO) {
      multiLoopInstance.value = bpmnInstances().moddle.create(
        'bpmn:MultiInstanceLoopCharacteristics',
        { isSequential: false, collection: '${coll_userList}' },
      );
      multiLoopInstance.value.completionCondition =
        bpmnInstances().moddle.create('bpmn:FormalExpression', {
          body:
            '${ nrOfCompletedInstances/nrOfInstances >= ' +
            approveRatio.value / 100 +
            '}',
        });
    }
    if (approveMethod.value === ApproveMethodType.ANY_APPROVE) {
      multiLoopInstance.value = bpmnInstances().moddle.create(
        'bpmn:MultiInstanceLoopCharacteristics',
        { isSequential: false, collection: '${coll_userList}' },
      );
      multiLoopInstance.value.completionCondition =
        bpmnInstances().moddle.create('bpmn:FormalExpression', {
          body: '${ nrOfCompletedInstances > 0 }',
        });
    }
    if (approveMethod.value === ApproveMethodType.SEQUENTIAL_APPROVE) {
      multiLoopInstance.value = bpmnInstances().moddle.create(
        'bpmn:MultiInstanceLoopCharacteristics',
        { isSequential: true, collection: '${coll_userList}' },
      );
      multiLoopInstance.value.loopCardinality = bpmnInstances().moddle.create(
        'bpmn:FormalExpression',
        {
          body: '1',
        },
      );
      multiLoopInstance.value.completionCondition =
        bpmnInstances().moddle.create('bpmn:FormalExpression', {
          body: '${ nrOfCompletedInstances >= nrOfInstances }',
        });
    }
    bpmnInstances().modeling.updateProperties(toRaw(bpmnElement.value), {
      loopCharacteristics: toRaw(multiLoopInstance.value),
    });
  }

  // 添加ApproveMethod到ExtensionElements
  const extensions = bpmnInstances().moddle.create('bpmn:ExtensionElements', {
    values: [
      ...otherExtensions.value,
      bpmnInstances().moddle.create(`${prefix}:ApproveMethod`, {
        value: approveMethod.value,
      }),
    ],
  });
  bpmnInstances().modeling.updateProperties(toRaw(bpmnElement.value), {
    extensionElements: extensions,
  });
};

onBeforeUnmount(() => {
  multiLoopInstance.value = null;
  bpmnElement.value = null;
});

watch(
  () => props.id,
  (val) => {
    if (val) {
      nextTick(() => {
        bpmnElement.value = bpmnInstances().bpmnElement;
        // getElementLoop(val)
        getElementLoopNew();
      });
    }
  },
  { immediate: true },
);
</script>