fix: 统一报销付款状态与进度（09-04-reimbursement-state-gap-finance-view）

client/src/lib/reimbursementPaymentHandoff.ts

@@ -0,0 +1,34 @@
+import type { ProcessingProgress } from "../types/processingProgress";
+
+export function resolveReimbursementPaymentHandoff({
+  status,
+  deletedAt,
+  progress,
+}: {
+  status: string;
+  deletedAt?: string | null;
+  progress?: ProcessingProgress | null;
+}) {
+  const unavailable = { nextStep: "付款进度暂不可用，请刷新后重试", canCreateBatch: false, targetHref: null as string | null };
+  if (deletedAt || !["approved", "paid"].includes(status)) return null;
+  const stages = progress?.stages ?? [];
+  const created = stages.find((stage) => stage.key === "payment_batch_created");
+  const review = stages.find((stage) => stage.key === "payment_batch_review");
+  const payment = stages.find((stage) => stage.key === "payment_and_receipt");
+  if (!created || !review || !payment) return unavailable;
+  if (status === "paid") {
+    return {
+      ...unavailable,
+      nextStep: payment.state === "completed" ? payment.detail ?? "查看付款结果" : unavailable.nextStep,
+      targetHref: payment.state === "completed" ? payment.targetHref : null,
+    };
+  }
+  if (created.state === "current" && review.state === "pending" && payment.state === "pending"
+    && !created.targetHref && !review.targetHref && !payment.targetHref) {
+    return { ...unavailable, nextStep: created.detail ?? "待财务组建付款批次", canCreateBatch: true };
+  }
+  if (created.state !== "completed") return unavailable;
+  const current = [payment, review].find((stage) => stage.state === "current" || stage.state === "exception");
+  if (!current || !current.detail) return unavailable;
+  return { ...unavailable, nextStep: current.detail, targetHref: current.targetHref };
+}