LokiStack/backend/models/sanitizer.go

package models

// Sanitizer interface for models that can sanitize themselves
// 用于从API响应中移除敏感字段
type Sanitizer interface {
	Sanitized() map[string]interface{}
}

// SanitizedJSON sanitizes a single model or a slice of models.
// 使用接口替代类型断言，更优雅且可扩展。
func SanitizedJSON(v any) any {
	switch val := v.(type) {
	// Single objects: 实现 Sanitizer 接口的类型统一走这里(nil 指针安全返回 nil)
	case Sanitizer:
		if val == nil {
			return nil
		}
		return val.Sanitized()
	// Slices
	case []User:
		result := make([]map[string]interface{}, len(val))
		for i, item := range val {
			result[i] = item.Sanitized()
		}
		return result
	case []Cluster:
		result := make([]map[string]interface{}, len(val))
		for i, item := range val {
			result[i] = item.Sanitized()
		}
		return result
	case []Host:
		result := make([]map[string]interface{}, len(val))
		for i, item := range val {
			result[i] = item.Sanitized()
		}
		return result
	case []StorageConfig:
		result := make([]map[string]interface{}, len(val))
		for i, item := range val {
			result[i] = item.Sanitized()
		}
		return result
	case []Collector:
		result := make([]map[string]interface{}, len(val))
		for i, item := range val {
			result[i] = item.Sanitized()
		}
		return result
	case []LokiDeployment:
		result := make([]map[string]interface{}, len(val))
		for i, item := range val {
			result[i] = item.Sanitized()
		}
		return result
	case []LogPolicyGroup:
		result := make([]map[string]interface{}, len(val))
		for i := range val {
			result[i] = val[i].Sanitized()
		}
		return result
	case []Sanitizer:
		result := make([]map[string]interface{}, len(val))
		for i, item := range val {
			result[i] = item.Sanitized()
		}
		return result
	default:
		// 尝试通过反射处理指针类型
		return v
	}
}