68 lines
2.1 KiB
TypeScript
68 lines
2.1 KiB
TypeScript
/**
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* 识图传方报价：请求侧增量组装
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* 首次全量 drugs；同味数下只传 quote_token + drugs_patch
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*/
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export type QuoteDrugRow = {
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drug_id: number;
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name?: string;
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number?: number;
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price?: number;
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way_id?: number;
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[key: string]: unknown;
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};
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/** 比较两味报价药品是否等价（用于算 patch） */
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export function isSameQuoteDrug(
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a?: QuoteDrugRow | null,
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b?: QuoteDrugRow | null,
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): boolean {
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if (!a || !b) return false;
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return (
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Number(a.drug_id || 0) === Number(b.drug_id || 0) &&
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Number(a.number || 0) === Number(b.number || 0) &&
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Number(a.price || 0) === Number(b.price || 0) &&
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String(a.name || '') === String(b.name || '') &&
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Number(a.way_id || 0) === Number(b.way_id || 0)
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);
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}
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/**
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* 组装增量报价入参
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* 为什么：点选改一味时不必每次 POST 整方 drugs，服务端用 token 缓存整方再 merge patch
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*/
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export function buildIncrementalQuotePayload(opts: {
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scalars: Record<string, any>;
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drugs: QuoteDrugRow[];
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quoteToken?: string;
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lastQuoteDrugs?: QuoteDrugRow[] | null;
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}): { payload: Record<string, any>; nextLastDrugs: QuoteDrugRow[] } {
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const scalars = opts.scalars || {};
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const drugs = Array.isArray(opts.drugs) ? opts.drugs : [];
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const quoteToken = String(opts.quoteToken || '').trim();
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const prev = Array.isArray(opts.lastQuoteDrugs) ? opts.lastQuoteDrugs : null;
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const payload: Record<string, any> = { ...scalars };
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if (quoteToken) {
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payload.quote_token = quoteToken;
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}
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if (!quoteToken || !prev || prev.length !== drugs.length) {
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payload.drugs = drugs;
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return { payload, nextLastDrugs: drugs };
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}
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const patches: Array<{ index: number; drug: QuoteDrugRow }> = [];
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for (let i = 0; i < drugs.length; i++) {
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if (!isSameQuoteDrug(prev[i], drugs[i])) {
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patches.push({ index: i, drug: drugs[i] });
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}
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}
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if (patches.length === 0) {
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return { payload, nextLastDrugs: prev };
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}
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if (patches.length >= drugs.length) {
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payload.drugs = drugs;
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} else {
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payload.drugs_patch = patches;
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}
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return { payload, nextLastDrugs: drugs };
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}
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