<script lang="ts" setup>
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import type { ErpFinancePaymentApi } from '#/api/erp/finance/payment';
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import { computed, nextTick, ref, watch } from 'vue';
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import { ErpBizType } from '@vben/constants';
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import { erpPriceInputFormatter } from '@vben/utils';
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import { Input, InputNumber } from 'ant-design-vue';
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import { useVbenVxeGrid } from '#/adapter/vxe-table';
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import { useFormItemColumns } from '../data';
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interface InvoiceForItem {
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id?: number;
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no?: string;
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price?: number;
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remainingInvoicePrice?: number;
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}
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interface Props {
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items?: ErpFinancePaymentApi.FinancePaymentItem[];
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supplierId?: number;
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disabled?: boolean;
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discountPrice?: number;
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invoice?: InvoiceForItem;
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}
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const props = withDefaults(defineProps<Props>(), {
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items: () => [],
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supplierId: undefined,
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disabled: false,
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discountPrice: 0,
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invoice: undefined,
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});
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const emit = defineEmits([
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'update:items',
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'update:totalPrice',
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'update:paymentPrice',
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]);
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/** 输入时不补零，失焦后仍按金额格式保留两位小数 */
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const paymentPriceFormatter = (
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value: number | string | undefined,
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info: { input: string; userTyping: boolean },
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) => {
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return info.userTyping ? info.input : erpPriceInputFormatter(value);
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};
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const tableData = ref<ErpFinancePaymentApi.FinancePaymentItem[]>([]); // 表格数据
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/** 已根据该来票生成的明细，避免重复生成 */
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const generatedInvoiceId = ref<number | undefined>();
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/** 获取表格合计数据 */
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const summaries = computed(() => {
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return {
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totalPrice: tableData.value.reduce(
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(sum, item) => sum + (item.totalPrice || 0),
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0,
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),
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paidPrice: tableData.value.reduce(
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(sum, item) => sum + (item.paidPrice || 0),
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0,
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),
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paymentPrice: tableData.value.reduce(
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(sum, item) => sum + (item.paymentPrice || 0),
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0,
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),
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};
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});
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/** 表格配置 */
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const [Grid, gridApi] = useVbenVxeGrid({
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gridOptions: {
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columns: useFormItemColumns(),
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data: tableData.value,
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minHeight: 250,
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autoResize: true,
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border: true,
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rowConfig: {
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keyField: 'seq',
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isHover: true,
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},
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pagerConfig: {
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enabled: false,
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},
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toolbarConfig: {
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enabled: false,
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},
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},
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});
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/** 监听外部传入的列数据 */
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watch(
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() => props.items,
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async (items) => {
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if (!items) {
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return;
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}
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tableData.value = [...items];
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// 编辑回显时，标记已根据当前来票生成过，避免重复生成
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generatedInvoiceId.value = props.invoice?.id;
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await nextTick(); // 特殊：保证 gridApi 已经初始化
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await gridApi.grid.reloadData(tableData.value);
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},
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{
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immediate: true,
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},
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);
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/** 关联来票变化时，自动生成唯一的付款明细（付款基于来票） */
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watch(
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() => props.invoice?.id,
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async (newId) => {
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if (!newId || !props.invoice) {
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return;
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}
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if (generatedInvoiceId.value === newId) {
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return;
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}
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generatedInvoiceId.value = newId;
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const invoice = props.invoice;
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const price = invoice.price ?? 0;
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const remaining = invoice.remainingInvoicePrice ?? price;
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tableData.value = [
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{
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bizId: invoice.id ?? 0,
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bizType: ErpBizType.PURCHASE_INVOICE,
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bizNo: invoice.no ?? '',
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totalPrice: price,
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paidPrice: price - remaining,
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paymentPrice: remaining,
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remark: '',
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},
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];
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await nextTick();
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await gridApi.grid.reloadData(tableData.value);
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emit('update:items', [...tableData.value]);
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},
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);
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/** 计算 totalPrice、paymentPrice 价格 */
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watch(
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() => [tableData.value, props.discountPrice],
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() => {
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if (!tableData.value || tableData.value.length === 0) {
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return;
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}
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const totalPrice = tableData.value.reduce(
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(prev, curr) => prev + (curr.totalPrice || 0),
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0,
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);
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const paymentPrice = tableData.value.reduce(
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(prev, curr) => prev + (curr.paymentPrice || 0),
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0,
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);
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const finalPaymentPrice = paymentPrice - (props.discountPrice || 0);
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// 通知父组件更新
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emit('update:totalPrice', totalPrice);
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emit('update:paymentPrice', finalPaymentPrice);
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},
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{ deep: true },
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);
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/** 处理行数据变更 */
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const handleRowChange = (row: any) => {
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const index = tableData.value.findIndex(
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(item) => item.bizId === row.bizId && item.bizType === row.bizType,
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);
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if (index === -1) {
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tableData.value.push(row);
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} else {
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tableData.value[index] = row;
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}
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emit('update:items', [...tableData.value]);
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};
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/** 表单校验 */
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const validate = () => {
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// 检查是否有明细
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if (tableData.value.length === 0) {
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throw new Error('请先选择关联来票');
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}
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// 检查每行的付款金额
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for (let i = 0; i < tableData.value.length; i++) {
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const item = tableData.value[i];
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if (!item?.paymentPrice || item.paymentPrice <= 0) {
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throw new Error(`第 ${i + 1} 行：本次付款必须大于0`);
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}
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}
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};
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defineExpose({ validate });
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</script>
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<template>
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<div>
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<Grid class="w-full">
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<template #paymentPrice="{ row }">
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<InputNumber
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v-model:value="row.paymentPrice"
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:precision="2"
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:disabled="disabled"
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:formatter="paymentPriceFormatter"
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placeholder="请输入本次付款"
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@change="handleRowChange(row)"
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/>
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</template>
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<template #remark="{ row }">
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<Input
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v-model:value="row.remark"
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:disabled="disabled"
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placeholder="请输入备注"
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@change="handleRowChange(row)"
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/>
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</template>
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<template #bottom>
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<div class="mt-2 rounded border border-border bg-muted p-2">
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<div class="flex justify-between text-sm text-muted-foreground">
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<span class="font-medium text-foreground">合计：</span>
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<div class="flex space-x-4">
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<span>
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应付金额：{{ erpPriceInputFormatter(summaries.totalPrice) }}
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</span>
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<span>
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已付金额：{{ erpPriceInputFormatter(summaries.paidPrice) }}
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</span>
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<span>
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本次付款：
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{{ erpPriceInputFormatter(summaries.paymentPrice) }}
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</span>
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</div>
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</div>
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</div>
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<div
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v-if="!invoice && !disabled"
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class="mt-2 flex justify-center text-sm text-muted-foreground"
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>
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请先在上方表单选择关联来票，系统将自动生成付款明细
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</div>
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</template>
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</Grid>
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</div>
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</template>
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