feat(crd): add kube api and crds

internal/crd/watch.go

@@ -0,0 +1,51 @@
+package crd
+
+import (
+	"context"
+	"fmt"
+
+	"gitea.com/logicamp/lc"
+	"go.uber.org/zap"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
+	"k8s.io/apimachinery/pkg/watch"
+)
+
+func (crd Crd) watchFlinkJobs() {
+	lc.Logger.Debug("[crd] starting watch")
+	watcher, err := crd.client.Watch(context.Background(), metav1.ListOptions{})
+	if err != nil {
+		panic(err)
+	}
+	defer watcher.Stop()
+
+	for event := range watcher.ResultChan() {
+		lc.Logger.Debug("[crd] event received")
+		switch event.Type {
+		case watch.Added:
+			job := event.Object.(*unstructured.Unstructured)
+			fmt.Printf("New FlinkJob created: %s\n", job.GetName())
+			// Handle the new FlinkJob
+			handleNewFlinkJob(job)
+		}
+	}
+}
+
+func handleNewFlinkJob(job *unstructured.Unstructured) {
+	// Extract job details
+	name := job.GetName()
+	namespace := job.GetNamespace()
+
+	// Get specific fields using unstructured.Unstructured methods
+	spec, found, err := unstructured.NestedMap(job.Object, "spec")
+	if err != nil || !found {
+		fmt.Printf("Error getting spec for job %s: %v\n", name, err)
+		return
+	}
+
+	// Process job specification
+	fmt.Printf("Processing FlinkJob %s in namespace %s\n", name, namespace)
+
+	lc.Logger.Debug("[crd] [watch]", zap.Any("spec", spec))
+	// Add your custom logic here
+}