98 lines
3.2 KiB
Vue
98 lines
3.2 KiB
Vue
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<template>
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<div style="margin-top: 16px">
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<el-form-item label="消息实例">
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<div style="display: flex; align-items: center; justify-content: space-between; flex-wrap: nowrap">
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<el-select v-model="bindMessageId" @change="updateTaskMessage">
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<el-option v-for="id in Object.keys(messageMap)" :value="id" :label="messageMap[id]" :key="id" />
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</el-select>
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<el-button size="mini" type="primary" icon="el-icon-plus" style="margin-left: 8px" @click="openMessageModel" />
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</div>
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</el-form-item>
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<el-dialog :visible.sync="messageModelVisible" :close-on-click-modal="false" title="创建新消息" width="400px" append-to-body destroy-on-close>
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<el-form :model="newMessageForm" size="mini" label-width="90px" @submit.native.prevent>
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<el-form-item label="消息ID">
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<el-input v-model="newMessageForm.id" clearable />
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</el-form-item>
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<el-form-item label="消息名称">
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<el-input v-model="newMessageForm.name" clearable />
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</el-form-item>
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</el-form>
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<template slot="footer">
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<el-button size="mini" type="primary" @click="createNewMessage">确 认</el-button>
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</template>
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</el-dialog>
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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: "ReceiveTask",
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props: {
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id: String,
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type: String
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},
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data() {
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return {
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bindMessageId: "",
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newMessageForm: {},
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messageMap: {},
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messageModelVisible: false
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};
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},
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watch: {
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id: {
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immediate: true,
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handler() {
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this.$nextTick(() => this.getBindMessage());
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}
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}
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},
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created() {
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this.bpmnMessageRefsMap = Object.create(null);
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this.bpmnRootElements = window.bpmnInstances.modeler.getDefinitions().rootElements;
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this.bpmnRootElements
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.filter(el => el.$type === "bpmn:Message")
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.forEach(m => {
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this.bpmnMessageRefsMap[m.id] = m;
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this.$set(this.messageMap, m.id, m.name);
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});
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this.$set(this.messageMap, "-1", "无"); // 添加一个空对象，保证可以取消原消息绑定
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},
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methods: {
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getBindMessage() {
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this.bpmnElement = window.bpmnInstances.bpmnElement;
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this.bindMessageId = this.bpmnElement.businessObject?.messageRef?.id || "-1";
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},
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openMessageModel() {
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this.messageModelVisible = true;
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this.newMessageForm = {};
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},
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createNewMessage() {
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if (this.messageMap[this.newMessageForm.id]) {
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this.$message.error("该消息已存在，请修改id后重新保存");
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return;
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}
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const newMessage = window.bpmnInstances.moddle.create("bpmn:Message", this.newMessageForm);
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this.bpmnRootElements.push(newMessage);
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this.$set(this.messageMap, this.newMessageForm.id, this.newMessageForm.name);
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this.bpmnMessageRefsMap[this.newMessageForm.id] = newMessage;
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this.messageModelVisible = false;
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},
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updateTaskMessage(messageId) {
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if (messageId === "-1") {
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window.bpmnInstances.modeling.updateProperties(this.bpmnElement, {
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messageRef: null
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});
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} else {
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window.bpmnInstances.modeling.updateProperties(this.bpmnElement, {
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messageRef: this.bpmnMessageRefsMap[messageId]
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});
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}
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}
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},
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beforeDestroy() {
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this.bpmnElement = null;
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}
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};
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</script>
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