admin-vben/apps/web-ele/src/views/system/dept/components/tree-select.vue

104 lines
2.6 KiB
Vue

<script lang="ts" setup>
import type { SystemDeptApi } from '#/api/system/dept';
import { onMounted, ref } from 'vue';
import { Search } from '@vben/icons';
import { handleTree } from '@vben/utils';
import { ElInput, ElTree } from 'element-plus';
import { getSimpleDeptList } from '#/api/system/dept';
defineOptions({ name: 'DeptTreeSelect' });
const emit = defineEmits<{
select: [dept?: SystemDeptApi.Dept];
}>();
const deptList = ref<SystemDeptApi.Dept[]>([]); // 部门列表
const deptTree = ref<any[]>([]); // 部门树
const loading = ref(false); // 加载状态
const searchValue = ref(''); // 搜索值
const treeRef = ref<InstanceType<typeof ElTree>>(); // 树 Ref
let currentNodeId: number | undefined; // 当前选中的节点 ID
/** 处理搜索逻辑 */
function handleSearch(value: string) {
searchValue.value = value;
const filteredList = value
? deptList.value.filter((item) =>
item.name.toLowerCase().includes(value.toLowerCase()),
)
: deptList.value;
deptTree.value = handleTree(filteredList);
}
/** 选中部门:点击已选中的节点时取消选中 */
function handleSelect(data: SystemDeptApi.Dept) {
if (currentNodeId === data.id) {
currentNodeId = undefined;
treeRef.value?.setCurrentKey(undefined);
emit('select', undefined);
return;
}
currentNodeId = data.id;
emit('select', data);
}
/** 重置选中状态(供外部重置按钮调用) */
function reset() {
searchValue.value = '';
currentNodeId = undefined;
treeRef.value?.setCurrentKey(undefined);
deptTree.value = handleTree(deptList.value);
emit('select', undefined);
}
defineExpose({ reset });
/** 初始化 */
onMounted(async () => {
try {
loading.value = true;
const data = await getSimpleDeptList();
deptList.value = data;
deptTree.value = handleTree(data);
} finally {
loading.value = false;
}
});
</script>
<template>
<div>
<ElInput
v-model="searchValue"
class="w-full"
clearable
placeholder="搜索部门"
@input="handleSearch"
>
<template #prefix>
<Search class="size-4" />
</template>
</ElInput>
<div v-loading="loading">
<ElTree
v-if="deptTree.length > 0"
ref="treeRef"
class="pt-2"
:data="deptTree"
default-expand-all
highlight-current
node-key="id"
:props="{ label: 'name', children: 'children' }"
@node-click="handleSelect"
/>
<div v-else-if="!loading" class="py-4 text-center text-gray-500">
</div>
</div>
</div>
</template>