135 lines
4.2 KiB
TypeScript
135 lines
4.2 KiB
TypeScript
export type CityPartnerScopeType = 'CITY_WIDE' | 'DISTRICT';
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export type CityPartnerStatus = 'ACTIVE' | 'PAUSED';
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export interface PartnerCityBindingInput {
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id?: string;
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partnerAccountId: string;
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scopeType: CityPartnerScopeType;
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districtCodes?: string[] | null;
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bindingStatus?: CityPartnerStatus;
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/** 仅用于重合报错文案 */
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companyName?: string | null;
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}
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export interface PartnerCityResolveRef {
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id: string;
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partnerAccountId: string;
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scopeType: CityPartnerScopeType;
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orderCommissionRate: number;
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redeemCommissionRate: number;
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}
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export interface PartnerCityValidationResult {
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ok: boolean;
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message?: string;
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}
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function normalizeDistrictCodes(codes?: string[] | null): string[] {
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if (!codes?.length) return [];
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return [...new Set(codes.map((c) => String(c).trim()).filter(Boolean))];
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}
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/** 区县 adcode 或名称命中区域合伙；否则全城合伙 */
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export function resolveOrderCityPartner(
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bindings: Array<{
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id: string;
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partnerAccountId: string;
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scopeType: CityPartnerScopeType;
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districtCodes?: string[] | null;
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orderCommissionRate: number;
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redeemCommissionRate: number;
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bindingStatus?: CityPartnerStatus;
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}>,
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receiverDistrict?: string | null,
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): PartnerCityResolveRef | null {
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const active = bindings.filter((b) => b.bindingStatus !== 'PAUSED');
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if (!active.length) return null;
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const districtKey = receiverDistrict?.trim();
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if (districtKey) {
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const districtHit = active.find((b) => {
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if (b.scopeType !== 'DISTRICT') return false;
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const codes = normalizeDistrictCodes(b.districtCodes);
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return codes.some((code) => code === districtKey || districtKey.includes(code) || code.includes(districtKey));
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});
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if (districtHit) {
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return {
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id: districtHit.id,
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partnerAccountId: districtHit.partnerAccountId,
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scopeType: districtHit.scopeType,
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orderCommissionRate: districtHit.orderCommissionRate,
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redeemCommissionRate: districtHit.redeemCommissionRate,
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};
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}
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}
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const cityWide = active.find((b) => b.scopeType === 'CITY_WIDE');
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if (cityWide) {
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return {
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id: cityWide.id,
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partnerAccountId: cityWide.partnerAccountId,
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scopeType: cityWide.scopeType,
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orderCommissionRate: cityWide.orderCommissionRate,
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redeemCommissionRate: cityWide.redeemCommissionRate,
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};
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}
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return null;
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}
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export function validatePartnerCityBinding(
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existing: PartnerCityBindingInput[],
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input: PartnerCityBindingInput,
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excludeId?: string,
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): PartnerCityValidationResult {
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const others = existing.filter((b) => b.id !== excludeId);
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if (others.some((b) => b.partnerAccountId === input.partnerAccountId)) {
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return { ok: false, message: '该合伙人已绑定此城市' };
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}
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if (input.scopeType === 'CITY_WIDE') {
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if (others.some((b) => b.scopeType === 'CITY_WIDE')) {
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return { ok: false, message: '每城最多 1 名全城合伙人' };
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}
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return { ok: true };
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}
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const districts = normalizeDistrictCodes(input.districtCodes);
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if (!districts.length) {
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return { ok: false, message: '区域合伙人须至少选择一个区县' };
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}
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// 区县仅为标识，允许多个区域合伙人选择相同区县
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return { ok: true };
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}
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/** @deprecated use validatePartnerCityBinding */
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export const validateCityPartnerBinding = validatePartnerCityBinding;
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export const DEFAULT_MAX_PARTNER_COMMISSION_RATE = 0.05;
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export function resolveMaxPartnerCommissionRate(maxRate?: number | null): number {
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if (maxRate == null || Number.isNaN(Number(maxRate))) {
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return DEFAULT_MAX_PARTNER_COMMISSION_RATE;
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}
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return Number(maxRate);
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}
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/** 订单佣金 + 核销佣金不得超过城市配置上限（默认 5%） */
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export function validatePartnerCommissionRates(
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orderCommissionRate: number,
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redeemCommissionRate: number,
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maxSumRate = DEFAULT_MAX_PARTNER_COMMISSION_RATE,
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): PartnerCityValidationResult {
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const sum = orderCommissionRate + redeemCommissionRate;
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const max = resolveMaxPartnerCommissionRate(maxSumRate);
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if (sum > max + 1e-9) {
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return {
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ok: false,
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message: `订单佣金与核销佣金合计不得超过 ${(max * 100).toFixed(2)}%（当前 ${(sum * 100).toFixed(2)}%）`,
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};
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}
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return { ok: true };
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}
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