/**
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* WMS 展示格式化和表单配置
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*/
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type DecimalValue = null | number | string | undefined;
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/** 数量小数位 */
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export const QUANTITY_PRECISION = 2;
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/** 金额小数位 */
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export const PRICE_PRECISION = 2;
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/** 重量小数位 */
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export const WEIGHT_PRECISION = 3;
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/** 长宽高小数位 */
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export const DIMENSION_PRECISION = 1;
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function isNullOrUndefined(value: unknown) {
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return value === null || value === undefined;
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}
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function toFiniteDecimal(value: DecimalValue) {
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if (isNullOrUndefined(value)) {
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return undefined;
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}
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if (typeof value === 'string' && value.trim() === '') {
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return undefined;
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}
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const decimalValue = typeof value === 'string' ? Number(value) : value;
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if (!Number.isFinite(decimalValue)) {
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return undefined;
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}
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return decimalValue;
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}
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function sumDecimal<T>(list: T[], getter: (item: T) => DecimalValue) {
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let sum = 0;
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for (const item of list) {
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const decimalValue = toFiniteDecimal(getter(item));
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if (decimalValue !== undefined) {
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sum += decimalValue;
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}
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}
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return sum;
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}
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/** 格式化数量 */
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export function formatQuantity(value?: null | number | string) {
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const decimalValue = toFiniteDecimal(value);
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return decimalValue === undefined
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? ''
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: decimalValue.toFixed(QUANTITY_PRECISION);
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}
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/** 格式化金额 */
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export function formatPrice(value?: null | number | string) {
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const decimalValue = toFiniteDecimal(value);
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return decimalValue === undefined
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? ''
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: decimalValue.toFixed(PRICE_PRECISION);
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}
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/** 金额四舍五入 */
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export function roundPrice(value: number) {
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return Number.isFinite(value)
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? Number(value.toFixed(PRICE_PRECISION))
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: undefined;
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}
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/** 亏损数字样式 */
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export function getLossClass(value?: null | number | string) {
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const decimalValue = toFiniteDecimal(value);
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return decimalValue !== undefined && decimalValue < 0 ? 'text-red-500' : '';
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}
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/** 数量 * 单价，计算金额 */
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export function multiplyPrice(quantity?: number, price?: number) {
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if (
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quantity === undefined ||
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quantity === null ||
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price === undefined ||
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price === null
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) {
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return undefined;
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}
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return roundPrice(Number(quantity) * Number(price));
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}
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/** 金额 / 数量，反算单价 */
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export function dividePrice(totalPrice?: number, quantity?: number) {
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if (totalPrice === undefined || totalPrice === null || !quantity) {
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return undefined;
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}
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return roundPrice(Number(totalPrice) / Number(quantity));
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}
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/** 汇总数量 */
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export function sumQuantity<T>(list: T[], getter: (item: T) => DecimalValue) {
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return sumDecimal(list, getter);
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}
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/** 汇总金额 */
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export function sumPrice<T>(list: T[], getter: (item: T) => DecimalValue) {
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return sumDecimal(list, getter);
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}
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/** 格式化汇总数量 */
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export function formatSumQuantity<T>(
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list: T[],
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getter: (item: T) => DecimalValue,
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) {
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return formatQuantity(sumQuantity(list, getter));
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}
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/** 格式化汇总金额 */
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export function formatSumPrice<T>(
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list: T[],
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getter: (item: T) => DecimalValue,
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) {
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return formatPrice(sumPrice(list, getter));
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}
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/** 格式化重量 */
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export function formatWeight(value?: null | number | string) {
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const decimalValue = toFiniteDecimal(value);
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return decimalValue === undefined
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? ''
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: decimalValue.toFixed(WEIGHT_PRECISION);
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}
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/** 格式化长宽高 */
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export function formatDimension(value?: null | number | string) {
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const decimalValue = toFiniteDecimal(value);
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return decimalValue === undefined
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? ''
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: decimalValue.toFixed(DIMENSION_PRECISION);
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}
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/** 格式化长宽高组合 */
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export function formatDimensionText(
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length?: null | number | string,
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width?: null | number | string,
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height?: null | number | string,
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) {
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if (
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!isNullOrUndefined(length) &&
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!isNullOrUndefined(width) &&
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!isNullOrUndefined(height)
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) {
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return [
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formatDimension(length),
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formatDimension(width),
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formatDimension(height),
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].join(' * ');
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}
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return [
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isNullOrUndefined(length) ? undefined : `长：${formatDimension(length)}`,
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isNullOrUndefined(width) ? undefined : `宽：${formatDimension(width)}`,
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isNullOrUndefined(height) ? undefined : `高：${formatDimension(height)}`,
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]
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.filter(Boolean)
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.join(' ');
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}
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