<template>
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<div class="panel-tab__content">
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<el-form size="mini" label-width="90px" @submit.native.prevent>
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<el-form-item label="回路特性">
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<el-select v-model="loopCharacteristics" @change="changeLoopCharacteristicsType">
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<!--bpmn:MultiInstanceLoopCharacteristics-->
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<el-option label="并行多重事件" value="ParallelMultiInstance" />
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<el-option label="时序多重事件" value="SequentialMultiInstance" />
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<!--bpmn:StandardLoopCharacteristics-->
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<el-option label="循环事件" value="StandardLoop" />
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<el-option label="无" value="Null" />
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</el-select>
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</el-form-item>
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<template v-if="loopCharacteristics === 'ParallelMultiInstance' || loopCharacteristics === 'SequentialMultiInstance'">
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<el-form-item label="循环基数" key="loopCardinality">
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<el-input v-model="loopInstanceForm.loopCardinality" clearable @change="updateLoopCardinality" />
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</el-form-item>
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<el-form-item label="集合" key="collection">
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<el-input v-model="loopInstanceForm.collection" clearable @change="updateLoopBase" />
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</el-form-item>
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<el-form-item label="元素变量" key="elementVariable">
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<el-input v-model="loopInstanceForm.elementVariable" clearable @change="updateLoopBase" />
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</el-form-item>
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<el-form-item label="完成条件" key="completionCondition">
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<el-input v-model="loopInstanceForm.completionCondition" clearable @change="updateLoopCondition" />
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</el-form-item>
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<el-form-item label="异步状态" key="async">
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<el-checkbox v-model="loopInstanceForm.asyncBefore" label="异步前" @change="updateLoopAsync('asyncBefore')" />
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<el-checkbox v-model="loopInstanceForm.asyncAfter" label="异步后" @change="updateLoopAsync('asyncAfter')" />
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<el-checkbox
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v-model="loopInstanceForm.exclusive"
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v-if="loopInstanceForm.asyncAfter || loopInstanceForm.asyncBefore"
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label="排除"
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@change="updateLoopAsync('exclusive')"
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/>
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</el-form-item>
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<el-form-item label="重试周期" prop="timeCycle" v-if="loopInstanceForm.asyncAfter || loopInstanceForm.asyncBefore" key="timeCycle">
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<el-input v-model="loopInstanceForm.timeCycle" clearable @change="updateLoopTimeCycle" />
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</el-form-item>
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</template>
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</el-form>
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</div>
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</template>
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<script>
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export default {
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name: "ElementMultiInstance",
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props: {
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businessObject: Object,
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type: String
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},
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inject: {
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prefix: "prefix"
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},
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data() {
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return {
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loopCharacteristics: "",
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//默认配置，用来覆盖原始不存在的选项，避免报错
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defaultLoopInstanceForm: {
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completionCondition: "",
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loopCardinality: "",
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extensionElements: [],
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asyncAfter: false,
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asyncBefore: false,
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exclusive: false
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},
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loopInstanceForm: {}
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};
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},
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watch: {
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businessObject: {
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immediate: true,
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handler(val) {
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this.bpmnElement = window.bpmnInstances.bpmnElement;
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this.getElementLoop(val);
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}
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}
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},
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methods: {
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getElementLoop(businessObject) {
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if (!businessObject.loopCharacteristics) {
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this.loopCharacteristics = "Null";
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this.loopInstanceForm = {};
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return;
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}
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if (businessObject.loopCharacteristics.$type === "bpmn:StandardLoopCharacteristics") {
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this.loopCharacteristics = "StandardLoop";
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this.loopInstanceForm = {};
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return;
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}
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if (businessObject.loopCharacteristics.isSequential) {
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this.loopCharacteristics = "SequentialMultiInstance";
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} else {
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this.loopCharacteristics = "ParallelMultiInstance";
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}
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// 合并配置
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this.loopInstanceForm = {
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...this.defaultLoopInstanceForm,
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...businessObject.loopCharacteristics,
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completionCondition: businessObject.loopCharacteristics?.completionCondition?.body ?? "",
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loopCardinality: businessObject.loopCharacteristics?.loopCardinality?.body ?? ""
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};
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// 保留当前元素 businessObject 上的 loopCharacteristics 实例
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this.multiLoopInstance = window.bpmnInstances.bpmnElement.businessObject.loopCharacteristics;
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// 更新表单
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if (
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businessObject.loopCharacteristics.extensionElements &&
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businessObject.loopCharacteristics.extensionElements.values &&
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businessObject.loopCharacteristics.extensionElements.values.length
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) {
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this.$set(this.loopInstanceForm, "timeCycle", businessObject.loopCharacteristics.extensionElements.values[0].body);
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}
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},
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changeLoopCharacteristicsType(type) {
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// this.loopInstanceForm = { ...this.defaultLoopInstanceForm }; // 切换类型取消原表单配置
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// 取消多实例配置
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if (type === "Null") {
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window.bpmnInstances.modeling.updateProperties(this.bpmnElement, { loopCharacteristics: null });
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return;
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}
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// 配置循环
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if (type === "StandardLoop") {
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const loopCharacteristicsObject = window.bpmnInstances.moddle.create("bpmn:StandardLoopCharacteristics");
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window.bpmnInstances.modeling.updateProperties(this.bpmnElement, {
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loopCharacteristics: loopCharacteristicsObject
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});
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this.multiLoopInstance = null;
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return;
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}
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// 时序
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if (type === "SequentialMultiInstance") {
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this.multiLoopInstance = window.bpmnInstances.moddle.create("bpmn:MultiInstanceLoopCharacteristics", { isSequential: true });
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} else {
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this.multiLoopInstance = window.bpmnInstances.moddle.create("bpmn:MultiInstanceLoopCharacteristics");
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}
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window.bpmnInstances.modeling.updateProperties(this.bpmnElement, {
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loopCharacteristics: this.multiLoopInstance
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});
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},
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// 循环基数
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updateLoopCardinality(cardinality) {
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let loopCardinality = null;
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if (cardinality && cardinality.length) {
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loopCardinality = window.bpmnInstances.moddle.create("bpmn:FormalExpression", { body: cardinality });
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}
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window.bpmnInstances.modeling.updateModdleProperties(this.bpmnElement, this.multiLoopInstance, { loopCardinality });
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},
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// 完成条件
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updateLoopCondition(condition) {
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let completionCondition = null;
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if (condition && condition.length) {
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completionCondition = window.bpmnInstances.moddle.create("bpmn:FormalExpression", { body: condition });
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}
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window.bpmnInstances.modeling.updateModdleProperties(this.bpmnElement, this.multiLoopInstance, { completionCondition });
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},
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// 重试周期
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updateLoopTimeCycle(timeCycle) {
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const extensionElements = window.bpmnInstances.moddle.create("bpmn:ExtensionElements", {
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values: [
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window.bpmnInstances.moddle.create(`${this.prefix}:FailedJobRetryTimeCycle`, {
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body: timeCycle
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})
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]
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});
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window.bpmnInstances.modeling.updateModdleProperties(this.bpmnElement, this.multiLoopInstance, { extensionElements });
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},
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// 直接更新的基础信息
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updateLoopBase() {
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window.bpmnInstances.modeling.updateModdleProperties(this.bpmnElement, this.multiLoopInstance, {
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collection: this.loopInstanceForm.collection || null,
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elementVariable: this.loopInstanceForm.elementVariable || null
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});
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},
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// 各异步状态
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updateLoopAsync(key) {
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const { asyncBefore, asyncAfter } = this.loopInstanceForm;
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let asyncAttr = Object.create(null);
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if (!asyncBefore && !asyncAfter) {
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this.$set(this.loopInstanceForm, "exclusive", false);
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asyncAttr = { asyncBefore: false, asyncAfter: false, exclusive: false, extensionElements: null };
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} else {
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asyncAttr[key] = this.loopInstanceForm[key];
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}
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window.bpmnInstances.modeling.updateModdleProperties(this.bpmnElement, this.multiLoopInstance, asyncAttr);
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}
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},
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beforeDestroy() {
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this.multiLoopInstance = null;
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this.bpmnElement = null;
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}
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};
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</script>
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