收口报销详情返回与金额展示（07-27-yang-jun-reimbursement-readiness）

client/src/lib/pcDetailNavigation.ts

@@ -0,0 +1,23 @@
+export type PcDetailNavigationState = {
+  from?: string;
+};
+
+export function buildPcDetailSource(pathname: string, search: string) {
+  return `${pathname}${search}`;
+}
+
+export function resolvePcDetailSource(value: unknown, currentPath: string) {
+  if (typeof value !== "string" || !value.startsWith("/") || value.startsWith("//") || value.includes("#")) {
+    return null;
+  }
+
+  const url = new URL(value, "https://hyb-oa.invalid");
+  const isReimbursementList = url.pathname === "/reimbursements";
+  const isWorkflowTask = /^\/workflow\/tasks\/[^/]+$/.test(url.pathname);
+  if (!isReimbursementList && !isWorkflowTask) {
+    return null;
+  }
+
+  const source = `${url.pathname}${url.search}`;
+  return source === currentPath ? null : source;
+}