126 lines
3.5 KiB
TypeScript
126 lines
3.5 KiB
TypeScript
import { isFunction } from '/@/utils/is';
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import type { BasicTableProps, TableRowSelection } from '../types/table';
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import { computed, ComputedRef, nextTick, Ref, ref, toRaw, unref, watch } from 'vue';
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import { ROW_KEY } from '../const';
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import { omit } from 'lodash-es';
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import { findNodeAll } from '/@/utils/helper/treeHelper';
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export function useRowSelection(
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propsRef: ComputedRef<BasicTableProps>,
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tableData: Ref<Recordable[]>,
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emit: EmitType,
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) {
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const selectedRowKeysRef = ref<string[]>([]);
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const selectedRowRef = ref<Recordable[]>([]);
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const getRowSelectionRef = computed((): TableRowSelection | null => {
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const { rowSelection } = unref(propsRef);
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if (!rowSelection) {
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return null;
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}
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return {
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selectedRowKeys: unref(selectedRowKeysRef),
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hideDefaultSelections: false,
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onChange: (selectedRowKeys: string[]) => {
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setSelectedRowKeys(selectedRowKeys);
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// selectedRowKeysRef.value = selectedRowKeys;
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// selectedRowRef.value = selectedRows;
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},
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...omit(rowSelection, ['onChange']),
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};
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});
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watch(
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() => unref(propsRef).rowSelection?.selectedRowKeys,
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(v: string[]) => {
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setSelectedRowKeys(v);
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},
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);
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watch(
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() => unref(selectedRowKeysRef),
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() => {
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nextTick(() => {
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const { rowSelection } = unref(propsRef);
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if (rowSelection) {
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const { onChange } = rowSelection;
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if (onChange && isFunction(onChange)) onChange(getSelectRowKeys(), getSelectRows());
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}
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emit('selection-change', {
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keys: getSelectRowKeys(),
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rows: getSelectRows(),
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});
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});
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},
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{ deep: true },
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);
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const getAutoCreateKey = computed(() => {
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return unref(propsRef).autoCreateKey && !unref(propsRef).rowKey;
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});
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const getRowKey = computed(() => {
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const { rowKey } = unref(propsRef);
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return unref(getAutoCreateKey) ? ROW_KEY : rowKey;
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});
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function setSelectedRowKeys(rowKeys: string[]) {
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selectedRowKeysRef.value = rowKeys;
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const allSelectedRows = findNodeAll(
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toRaw(unref(tableData)).concat(toRaw(unref(selectedRowRef))),
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(item) => rowKeys.includes(item[unref(getRowKey) as string]),
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{
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children: propsRef.value.childrenColumnName ?? 'children',
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},
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);
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const trueSelectedRows: any[] = [];
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rowKeys.forEach((key: string) => {
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const found = allSelectedRows.find((item) => item[unref(getRowKey) as string] === key);
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found && trueSelectedRows.push(found);
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});
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selectedRowRef.value = trueSelectedRows;
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}
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function setSelectedRows(rows: Recordable[]) {
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selectedRowRef.value = rows;
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}
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function clearSelectedRowKeys() {
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selectedRowRef.value = [];
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selectedRowKeysRef.value = [];
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}
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function deleteSelectRowByKey(key: string) {
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const selectedRowKeys = unref(selectedRowKeysRef);
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const index = selectedRowKeys.findIndex((item) => item === key);
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if (index !== -1) {
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unref(selectedRowKeysRef).splice(index, 1);
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}
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}
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function getSelectRowKeys() {
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return unref(selectedRowKeysRef);
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}
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function getSelectRows<T = Recordable>() {
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// const ret = toRaw(unref(selectedRowRef)).map((item) => toRaw(item));
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return unref(selectedRowRef) as T[];
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}
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function getRowSelection() {
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return unref(getRowSelectionRef)!;
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}
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return {
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getRowSelection,
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getRowSelectionRef,
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getSelectRows,
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getSelectRowKeys,
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setSelectedRowKeys,
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clearSelectedRowKeys,
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deleteSelectRowByKey,
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setSelectedRows,
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};
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}
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