<script lang="ts" setup>
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import type { BpmCategoryApi } from '#/api/bpm/category';
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import type { BpmProcessDefinitionApi } from '#/api/bpm/definition';
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import { computed, nextTick, onMounted, ref, watch } from 'vue';
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import { useRoute } from 'vue-router';
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import { Page } from '..\..\..\..\packages\effects\common-ui\src';
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import { groupBy } from '..\..\..\..\packages\utils\src';
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import {
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Card,
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Col,
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InputSearch,
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message,
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Row,
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Space,
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Tabs,
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Tooltip,
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} from 'ant-design-vue';
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import { getCategorySimpleList } from '#/api/bpm/category';
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import { getProcessDefinitionList } from '#/api/bpm/definition';
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import { getProcessInstance } from '#/api/bpm/processInstance';
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import ProcessDefinitionDetail from './modules/form.vue';
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defineOptions({ name: 'BpmProcessInstanceCreate' });
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const route = useRoute();
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const loading = ref(true); // 加载中
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const processInstanceId: any = route.query.processInstanceId; // 流程实例编号。场景：重新发起时
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const categoryList: any = ref([]); // 分类的列表
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const activeCategory = ref(''); // 当前选中的分类
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const searchName = ref(''); // 当前搜索关键字
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const processDefinitionList = ref<BpmProcessDefinitionApi.ProcessDefinition[]>(
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[],
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); // 流程定义的列表
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const filteredProcessDefinitionList = ref<
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BpmProcessDefinitionApi.ProcessDefinition[]
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>([]); // 用于存储搜索过滤后的流程定义
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const selectProcessDefinition = ref(); // 选择的流程定义
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const processDefinitionDetailRef = ref();
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/** 查询列表 */
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async function getList() {
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loading.value = true;
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try {
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// 1.1 所有流程分类数据
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await loadCategoryList();
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// 1.2 所有流程定义数据
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await loadProcessDefinitionList();
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// 2. 如果 processInstanceId 非空，说明是重新发起
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if (processInstanceId?.length > 0) {
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const processInstance = await getProcessInstance(processInstanceId);
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if (!processInstance) {
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message.error('重新发起流程失败，原因：流程实例不存在');
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return;
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}
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const processDefinition = processDefinitionList.value.find(
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(item: any) => item.key === processInstance.processDefinition?.key,
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);
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if (!processDefinition) {
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message.error('重新发起流程失败，原因：流程定义不存在');
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return;
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}
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await handleSelect(processDefinition, processInstance.formVariables);
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}
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} finally {
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loading.value = false;
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}
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}
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/** 获取所有流程分类数据 */
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async function loadCategoryList() {
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categoryList.value = await getCategorySimpleList();
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}
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/** 获取所有流程定义数据 */
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async function loadProcessDefinitionList() {
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// 流程定义
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processDefinitionList.value = await getProcessDefinitionList({
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suspensionState: 1,
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});
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// 空搜索，初始化相关数据
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handleQuery();
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}
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/** 搜索流程 */
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function handleQuery() {
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if (searchName.value.trim()) {
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// 如果有搜索关键字，进行过滤
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filteredProcessDefinitionList.value = processDefinitionList.value.filter(
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(definition: any) =>
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definition.name.toLowerCase().includes(searchName.value.toLowerCase()),
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);
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// 如果有匹配，切换到第一个包含匹配结果的分类
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activeCategory.value = availableCategories.value[0]?.name;
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} else {
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// 如果没有搜索关键字，恢复所有数据
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filteredProcessDefinitionList.value = processDefinitionList.value;
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// 恢复到第一个可用分类
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if (availableCategories.value.length > 0) {
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activeCategory.value = availableCategories.value[0].code;
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}
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}
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}
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/** 流程定义的分组 */
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const processDefinitionGroup = computed(() => {
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if (!processDefinitionList.value?.length) {
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return {};
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}
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// 按照 categoryList 的顺序重新组织数据
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const grouped = groupBy(filteredProcessDefinitionList.value, 'category');
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const orderedGroup: Record<
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string,
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BpmProcessDefinitionApi.ProcessDefinition[]
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> = {};
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categoryList.value.forEach((category: BpmCategoryApi.Category) => {
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if (grouped[category.code]) {
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orderedGroup[category.code] = grouped[
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category.code
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] as BpmProcessDefinitionApi.ProcessDefinition[];
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}
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});
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return orderedGroup;
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});
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/** 处理选择流程的按钮操作 */
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async function handleSelect(
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row: BpmProcessDefinitionApi.ProcessDefinition,
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formVariables?: any,
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) {
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// 设置选择的流程
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selectProcessDefinition.value = row;
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// 初始化流程定义详情
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await nextTick();
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processDefinitionDetailRef.value?.initProcessInfo(row, formVariables);
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}
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/** 过滤出有流程的分类列表。目的：只展示有流程的分类 */
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const availableCategories = computed(() => {
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if (!categoryList.value?.length || !processDefinitionGroup.value) {
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return [];
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}
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// 获取所有有流程的分类代码
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const availableCategoryCodes = Object.keys(processDefinitionGroup.value);
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// 过滤出有流程的分类
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return categoryList.value.filter((category: BpmCategoryApi.Category) =>
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availableCategoryCodes.includes(category.code),
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);
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});
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/** 监听可用分类变化，自动设置正确的活动分类 */
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watch(
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availableCategories,
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(newCategories) => {
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if (newCategories.length > 0) {
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// 如果当前活动分类不在可用分类中，切换到第一个可用分类
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const currentCategoryExists = newCategories.some(
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(category: BpmCategoryApi.Category) =>
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category.code === activeCategory.value,
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);
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if (!currentCategoryExists) {
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activeCategory.value = newCategories[0].code;
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}
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}
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},
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{ immediate: true },
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);
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/** 初始化 */
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onMounted(() => {
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getList();
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});
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</script>
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<template>
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<Page auto-content-height>
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<!-- TODO @jason：这里交互，可以做成类似 vue3 + element-plus 那个一样，滚动切换分类哈？对标钉钉、飞书哈； -->
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<!-- 第一步，通过流程定义的列表，选择对应的流程 -->
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<template v-if="!selectProcessDefinition">
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<Card
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class="h-full"
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title="全部流程"
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:class="{
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'process-definition-container': filteredProcessDefinitionList?.length,
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}"
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:loading="loading"
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>
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<template #extra>
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<div class="flex h-full items-center justify-center">
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<InputSearch
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v-model:value="searchName"
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class="!w-50%"
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placeholder="请输入流程名称检索"
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allow-clear
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@input="handleQuery"
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@clear="handleQuery"
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/>
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</div>
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</template>
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<div v-if="filteredProcessDefinitionList?.length" class="-ml-6">
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<Tabs v-model:active-key="activeCategory" tab-position="left">
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<Tabs.TabPane
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v-for="category in availableCategories"
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:key="category.code"
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:tab="category.name"
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>
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<Row :gutter="[16, 16]" :wrap="true">
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<Col
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v-for="definition in processDefinitionGroup[category.code]"
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:key="definition.id"
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:xs="24"
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:sm="12"
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:md="8"
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:lg="8"
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:xl="6"
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@click="handleSelect(definition)"
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>
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<Card
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hoverable
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class="w-full cursor-pointer"
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:class="{
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'animate-bounce-once !bg-[rgb(63_115_247_/_10%)]':
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searchName.trim().length > 0,
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}"
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:body-style="{
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width: '100%',
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padding: '16px',
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}"
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>
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<div class="flex items-center">
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<img
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v-if="definition.icon"
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:src="definition.icon"
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class="size-12 rounded object-contain"
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alt="流程图标"
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/>
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<div
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v-else
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class="flex size-12 flex-shrink-0 items-center justify-center rounded bg-primary"
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>
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<span class="text-xs text-white">
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{{ definition.name?.slice(0, 2) }}
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</span>
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</div>
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<span class="ml-3 flex-1 truncate text-base">
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<Tooltip
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placement="topLeft"
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:title="`${definition.description}`"
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>
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{{ definition.name }}
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</Tooltip>
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</span>
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</div>
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</Card>
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</Col>
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</Row>
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</Tabs.TabPane>
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</Tabs>
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</div>
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<div v-else class="!py-48 text-center">
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<Space direction="vertical" size="large">
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<span class="text-gray-500">没有找到搜索结果</span>
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</Space>
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</div>
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</Card>
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</template>
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<!-- 第二步，填写表单，进行流程的提交 -->
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<ProcessDefinitionDetail
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v-else
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ref="processDefinitionDetailRef"
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:select-process-definition="selectProcessDefinition"
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@cancel="selectProcessDefinition = undefined"
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/>
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</Page>
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</template>
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<style lang="scss" scoped>
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@keyframes bounce {
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0%,
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50% {
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transform: translateY(-5px);
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}
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100% {
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transform: translateY(0);
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}
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}
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.animate-bounce-once {
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animation: bounce 0.5s ease;
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}
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</style>
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