feat: 延期资格返回套餐名称、资产、订购时间、到期时间与沉默期截止时间

internal/application/packagesilence/extension_service.go

@@ -270,7 +270,21 @@ func (s *ExtensionService) Eligibility(ctx context.Context, usageID uint, scope
 	if err != nil {
 		return nil, err
 	}
-	return eligibilityResponse(facts), nil
+	resp := eligibilityResponse(facts)
+	// 办理延期时一并展示套餐订购时间、到期时间与沉默期截止时间
+	resp.PackageName = usage.PackageName
+	resp.PurchasedAt = usage.SilenceStartAt
+	if resp.PurchasedAt == nil {
+		createdAt := usage.CreatedAt
+		resp.PurchasedAt = &createdAt
+	}
+	resp.ActivatedAt = usage.ActivatedAt
+	resp.ExpiresAt = usage.ExpiresAt
+	resp.SilenceDeadlineAt = usage.SilenceDeadlineAt
+	if identifier, idErr := assetIdentifier(ctx, s.db, usage); idErr == nil {
+		resp.AssetIdentifier = identifier
+	}
+	return resp, nil
 }
 
 // Quote 按输入天数试算付费延期。

internal/model/dto/package_silence_dto.go

@@ -115,6 +115,12 @@ type SilenceExtensionOption struct {
 // SilenceEligibilityResponse 延期资格（技术方案 §12.2），金额与月数全部由后端计算。
 type SilenceEligibilityResponse struct {
 	PackageUsageID            uint                     `json:"package_usage_id" description:"套餐记录 ID"`
+	PackageName               string                   `json:"package_name,omitempty" description:"套餐名称"`
+	AssetIdentifier           string                   `json:"asset_identifier,omitempty" description:"资产标识"`
+	PurchasedAt               *time.Time               `json:"purchased_at,omitempty" description:"套餐订购时间（购买支付成功时间）"`
+	ActivatedAt               *time.Time               `json:"activated_at,omitempty" description:"套餐生效时间（未实名激活时为空）"`
+	ExpiresAt                 *time.Time               `json:"expires_at,omitempty" description:"套餐到期时间（未实名激活时为空）"`
+	SilenceDeadlineAt         *time.Time               `json:"silence_deadline_at,omitempty" description:"沉默期截止时间（截止日 23:59:59）"`
 	SilenceStatus             string                   `json:"silence_status" description:"沉默期状态（待实名但已到期的先判定为过期）"`
 	CanExtend                 bool                     `json:"can_extend" description:"能否办理付费延期"`
 	SpecialExtensionAvailable bool                     `json:"special_extension_available" description:"能否申请特殊延期（只要求套餐已过期）"`