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package kube
import (
"fmt"
"reflect"
"sync"
kruntime "k8s.io/apimachinery/pkg/runtime"
clientgoscheme "k8s.io/client-go/kubernetes/scheme"
apisv1alpha1 "github.com/kcp-dev/sdk/apis/apis/v1alpha1"
apisv1alpha2 "github.com/kcp-dev/sdk/apis/apis/v1alpha2"
corev1alpha1 "github.com/kcp-dev/sdk/apis/core/v1alpha1"
tenancyv1alpha1 "github.com/kcp-dev/sdk/apis/tenancy/v1alpha1"
eventsv1alpha1 "github.com/johnandersen777/socialweb-computer-kcp/api/events/v1alpha1"
exposurev1alpha1 "github.com/johnandersen777/socialweb-computer-kcp/api/exposure/v1alpha1"
pdsv1alpha1 "github.com/johnandersen777/socialweb-computer-kcp/api/pds/v1alpha1"
policyv1alpha1 "github.com/johnandersen777/socialweb-computer-kcp/api/policy/v1alpha1"
"github.com/johnandersen777/socialweb-computer-kcp/api/v1alpha1"
)
var Scheme = sync.OnceValue(func() *kruntime.Scheme {
s := kruntime.NewScheme()
for _, add := range []func(*kruntime.Scheme) error{
clientgoscheme.AddToScheme, apisv1alpha1.AddToScheme, apisv1alpha2.AddToScheme, corev1alpha1.AddToScheme, tenancyv1alpha1.AddToScheme,
v1alpha1.AddToScheme, eventsv1alpha1.AddToScheme, exposurev1alpha1.AddToScheme, pdsv1alpha1.AddToScheme, policyv1alpha1.AddToScheme,
} {
if err := add(s); err != nil {
panic(fmt.Sprintf("kube: building the scheme: %v", err))
}
}
return s
})
func asDoc(obj any) (Doc, bool) {
switch v := obj.(type) {
case map[string]any:
return v, true
case *map[string]any:
if v == nil {
return nil, false
}
return *v, true
}
return nil, false
}
func Encode(obj any) (Doc, error) {
if obj == nil {
return nil, fmt.Errorf("kube: encoding a nil object")
}
if d, ok := asDoc(obj); ok {
return d, nil
}
if v := reflect.ValueOf(obj); v.Kind() != reflect.Pointer {
ptr := reflect.New(v.Type())
ptr.Elem().Set(v)
obj = ptr.Interface()
}
m, err := kruntime.DefaultUnstructuredConverter.ToUnstructured(obj)
if err != nil {
return nil, fmt.Errorf("kube: encoding %T: %w", obj, err)
}
if av, _ := m["apiVersion"].(string); av != "" {
if k, _ := m["kind"].(string); k != "" {
return m, nil
}
}
ro, ok := obj.(kruntime.Object)
if !ok {
return nil, fmt.Errorf("kube: %T carries no apiVersion and kind", obj)
}
gvks, _, err := Scheme().ObjectKinds(ro)
if err != nil || len(gvks) == 0 {
return nil, fmt.Errorf("kube: the kind of %T: %w", obj, err)
}
m["apiVersion"], m["kind"] = gvks[0].GroupVersion().String(), gvks[0].Kind
return m, nil
}
func Decode[T any](doc Doc) (*T, error) {
out := new(T)
if p, ok := any(out).(*map[string]any); ok {
*p = doc
return out, nil
}
if err := kruntime.DefaultUnstructuredConverter.FromUnstructured(doc, out); err != nil {
return nil, fmt.Errorf("kube: decoding into %T: %w", out, err)
}
return out, nil
}
