fix: 套餐

openspec/changes/update-order-upload-and-device-switch-mode/specs/order-management/spec.md

@@ -0,0 +1,31 @@
+# Order Management Specification
+
+## ADDED Requirements
+
+### Requirement: Order Voucher Upload Feedback
+
+The system SHALL make the payment voucher upload state explicit during order creation and MUST prevent submission until the upload finishes.
+
+#### Scenario: Submit button reflects voucher upload in progress
+
+- **GIVEN** 用户正在创建线下支付订单
+- **AND** 用户已经选择支付凭证图片
+- **WHEN** 前端正在获取上传地址或正在上传图片文件
+- **THEN** 提交按钮 MUST 显示 `图片上传中...`
+- **AND** 提交按钮 MUST 被禁用，或以其他方式阻止创建订单请求发出
+
+#### Scenario: Submit button returns to normal after upload completes
+
+- **GIVEN** 用户正在创建线下支付订单
+- **WHEN** 支付凭证上传成功完成
+- **THEN** 系统 MUST 保存返回的 `payment_voucher_key`
+- **AND** 提交按钮 MUST 恢复为 `提交`
+- **AND** 用户 MAY 继续提交订单
+
+#### Scenario: Upload failure or removal clears pending submit state
+
+- **GIVEN** 用户正在创建线下支付订单
+- **WHEN** 支付凭证上传失败，或用户移除了已选择的支付凭证
+- **THEN** 系统 MUST 清理失效的凭证状态
+- **AND** 上传中状态 MUST 结束
+- **AND** 系统 MUST 保持订单未提交