import (
	"k8s.io/api/admissionregistration/v1"
	"k8s.io/apimachinery/pkg/types"
)

type PolicyAccessor interface {
	GetName() string
	GetNamespace() string
	GetParamKind() *v1.ParamKind
	GetMatchConstraints() *v1.MatchResources
}

type BindingAccessor interface {
	GetName() string
	GetNamespace() string

	// GetPolicyName returns the name of the (Validating/Mutating)AdmissionPolicy,

	return v.Name
}

func (v *validatingAdmissionPolicyAccessor) GetParamKind() *v1.ParamKind {
	return v.Spec.ParamKind
}

func (v *validatingAdmissionPolicyAccessor) GetMatchConstraints() *v1.MatchResources {
	return v.Spec.MatchConstraints
}

type validatingAdmissionPolicyBindingAccessor struct {
	*v1.ValidatingAdmissionPolicyBinding
}

func (c *matcher) DefinitionMatches(a admission.Attributes, o admission.ObjectInterfaces, definition PolicyAccessor) (bool, schema.GroupVersionResource, schema.GroupVersionKind, error) {
	constraints := definition.GetMatchConstraints()
	if constraints == nil {
		return false, schema.GroupVersionResource{}, schema.GroupVersionKind{}, fmt.Errorf("policy contained no match constraints, a required field")
	}

}

func (fp *FakePolicy) GetNamespace() string {
	return fp.Namespace
}

func (fp *FakePolicy) GetParamKind() *v1.ParamKind {
	return fp.ParamKind
}

func (fb *FakePolicy) GetMatchConstraints() *v1.MatchResources {
	return nil
}

func (fb *FakeBinding) GetName() string {
	return fb.Name
}

func (fb *FakeBinding) GetNamespace() string {
	return fb.Namespace
}