<script lang="ts" setup>
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import { nextTick, onBeforeUnmount, onMounted, ref, toRaw, watch } from 'vue';
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import { useVbenModal } from '@vben/common-ui';
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import { IconifyIcon } from '@vben/icons';
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import { Button, message, Select, SelectOption } from 'ant-design-vue';
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import SignalMessageModal from '../../signal-message/SignalMessageModal.vue';
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defineOptions({ name: 'ReceiveTask' });
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const props = defineProps({
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id: { type: String, default: '' },
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type: { type: String, default: '' },
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});
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const bindMessageId = ref('');
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const messageMap = ref<Record<string, any>>({});
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const bpmnElement = ref<any>();
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const bpmnMessageRefsMap = ref<Record<string, any>>();
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const bpmnRootElements = ref<any>();
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const bpmnInstances = () => (window as any).bpmnInstances;
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const getBindMessage = () => {
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bpmnElement.value = bpmnInstances().bpmnElement;
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bindMessageId.value =
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bpmnElement.value.businessObject?.messageRef?.id || '-1';
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};
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/** 生成消息 ID */
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const generateMessageId = (): string => {
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const timestamp = Date.now();
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const random = Math.random().toString(36).slice(2, 6).toUpperCase();
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return `Message_${timestamp}_${random}`;
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};
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/** 打开创建消息弹窗 */
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const openCreateModal = () => {
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modalApi
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.setData({
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id: generateMessageId(),
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isEdit: false,
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name: '',
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type: 'message',
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})
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.open();
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};
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const handleConfirm = (formData: { id: string; name: string }) => {
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if (messageMap.value[formData.id]) {
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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 = bpmnInstances().moddle.create('bpmn:Message', formData);
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bpmnRootElements.value.push(newMessage);
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messageMap.value[formData.id] = formData.name;
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if (bpmnMessageRefsMap.value) {
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bpmnMessageRefsMap.value[formData.id] = newMessage;
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}
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};
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const [Modal, modalApi] = useVbenModal({
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connectedComponent: SignalMessageModal,
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});
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const updateTaskMessage = (messageId: string) => {
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if (messageId === '-1') {
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bpmnInstances().modeling.updateProperties(toRaw(bpmnElement.value), {
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messageRef: null,
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});
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} else {
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bpmnInstances().modeling.updateProperties(toRaw(bpmnElement.value), {
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messageRef: bpmnMessageRefsMap.value?.[messageId],
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});
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}
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};
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onMounted(() => {
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bpmnMessageRefsMap.value = Object.create(null);
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bpmnRootElements.value =
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bpmnInstances().modeler.getDefinitions().rootElements;
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bpmnRootElements.value
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.filter((el: any) => el.$type === 'bpmn:Message')
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.forEach((m: any) => {
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if (bpmnMessageRefsMap.value) {
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bpmnMessageRefsMap.value[m.id] = m;
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}
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messageMap.value[m.id] = m.name;
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});
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messageMap.value['-1'] = '无';
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});
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onBeforeUnmount(() => {
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bpmnElement.value = null;
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});
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watch(
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() => props.id,
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() => {
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nextTick(() => {
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getBindMessage();
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});
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},
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{ immediate: true },
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);
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</script>
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<template>
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<div class="mt-2">
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<div class="mb-2 flex justify-end">
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<Button type="link" size="small" class="p-0" @click="openCreateModal">
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<template #icon>
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<IconifyIcon class="size-4" icon="lucide:plus" />
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</template>
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创建新消息
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</Button>
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</div>
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<div class="mb-1 flex items-center">
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<span class="w-20 text-foreground">消息实例:</span>
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<Select
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v-model:value="bindMessageId"
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class="w-full"
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@change="(value: any) => updateTaskMessage(value)"
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>
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<SelectOption
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v-for="key in Object.keys(messageMap)"
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:key="key"
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:value="key"
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>
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{{ messageMap[key] }}
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</SelectOption>
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</Select>
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</div>
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<Modal @confirm="handleConfirm" />
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</div>
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</template>
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