H1-H10 优化OCR实时体验闭环

server/src/routes/invoicePool/read.js

@@ -6,7 +6,7 @@ const { buildAuditLogData } = require("../../utils/audit");
 const { signPayload, verifyToken } = require("../../utils/signedUrl");
 const { openReadStream, StorageNotFoundError } = require("../../services/storage");
 const { toMoneyString } = require("../../utils/workflow");
-const { mapInvoiceUnavailableReason } = require("../../services/invoiceGovernance");
+const { resolveInvoiceAvailability } = require("../../services/invoiceGovernance");
 const {
   mapInvoiceSummary,
   normalizeInvoiceResponse,
@@ -106,48 +106,7 @@ function parseInvoiceStatusQuery(query) {
 }
 
 function resolveInvoiceStatusReason(invoice) {
-  if (invoice.status === "pending_ocr") {
-    return {
-      reason: "pending_ocr",
-      message: "发票正在识别，请稍后刷新",
-    };
-  }
-
-  if (invoice.status === "ocr_failed") {
-    const rawError = String(invoice.ocr_last_error ?? "");
-    if (rawError === "duplicate_invoice_code_number" || rawError.includes("duplicate_invoice")) {
-      return {
-        reason: "duplicate_invoice_code_number",
-        message: mapInvoiceUnavailableReason("used_by_company") ?? "发票重复，不能添加",
-      };
-    }
-    return {
-      reason: "ocr_failed",
-      message: rawError || "发票识别失败，请重新识别或手动处理",
-    };
-  }
-
-  if (invoice.status === "bound") {
-    return {
-      reason: "already_added",
-      message: "发票已添加到报销单",
-    };
-  }
-
-  if (invoice.status === "archived") {
-    return {
-      reason: invoice.archived_reason === "used_complete" ? "used_by_company" : "archived",
-      message:
-        invoice.archived_reason === "used_complete"
-          ? "该发票已用于报销，不能重复添加"
-          : "发票已归档，不可添加",
-    };
-  }
-
-  return {
-    reason: "available",
-    message: "发票可添加",
-  };
+  return resolveInvoiceAvailability(invoice);
 }
 
 function ensureInvoiceReadableByUser(request, invoice) {
@@ -254,6 +213,8 @@ function registerInvoicePoolReadRoutes(fastify) {
             status: invoice.status,
             reason: statusReason.reason,
             message: statusReason.message,
+            availabilityReason: statusReason.reason,
+            availabilityMessage: statusReason.message,
             invoiceCode: invoice.invoice_code ?? null,
             invoiceNumber: invoice.invoice_number ?? null,
             invoiceDate: invoice.invoice_date?.toISOString?.()?.slice(0, 10) ?? null,