Backend: API handlers, WebSocket manager, K8s client, CRDT, auth

server/internal/api/handlers/cluster.go

@@ -0,0 +1,26 @@
+package handlers
+
+import (
+	"encoding/json"
+	"net/http"
+)
+
+type ClusterInfo struct {
+	Name        string `json:"name"`
+	Version     string `json:"version"`
+	Health      bool   `json:"health"`
+	ServerURL   string `json:"server_url"`
+}
+
+func ClusterHandler(w http.ResponseWriter, r *http.Request) {
+	w.Header().Set("Content-Type", "application/json")
+	
+	cluster := ClusterInfo{
+		Name:    "local",
+		Version: "v1.29.0",
+		Health:  true,
+		ServerURL: "https://kubernetes.default.svc",
+	}
+	
+	json.NewEncoder(w).Encode(cluster)
+}

server/internal/api/handlers/health.go

@@ -0,0 +1,15 @@
+package handlers
+
+import (
+	"encoding/json"
+	"net/http"
+)
+
+type HealthResponse struct {
+	Status string `json:"status"`
+}
+
+func HealthHandler(w http.ResponseWriter, r *http.Request) {
+	w.Header().Set("Content-Type", "application/json")
+	json.NewEncoder(w).Encode(HealthResponse{Status: "ok"})
+}

server/internal/api/handlers/namespaces.go

@@ -0,0 +1,14 @@
+package handlers
+
+import (
+	"encoding/json"
+	"net/http"
+)
+
+func NamespacesHandler(w http.ResponseWriter, r *http.Request) {
+	w.Header().Set("Content-Type", "application/json")
+	
+	namespaces := []string{"default", "kube-system", "kube-public"}
+	
+	json.NewEncoder(w).Encode(namespaces)
+}

server/internal/api/handlers/resources.go

@@ -0,0 +1,47 @@
+package handlers
+
+import (
+	"encoding/json"
+	"net/http"
+)
+
+type ResourceResponse struct {
+	Kind      string      `json:"kind"`
+	Name      string      `json:"name"`
+	Namespace string      `json:"namespace"`
+	UID       string      `json:"uid"`
+	Labels    map[string]string `json:"labels,omitempty"`
+	CreatedAt string      `json:"created_at"`
+}
+
+func ResourcesHandler(w http.ResponseWriter, r *http.Request) {
+	w.Header().Set("Content-Type", "application/json")
+	
+	// Placeholder - will be implemented with actual K8s client
+	resources := []ResourceResponse{
+		{
+			Kind:      "Namespace",
+			Name:      "default",
+			Namespace: "",
+			UID:       "ns-default",
+			CreatedAt: "2024-01-01T00:00:00Z",
+		},
+	}
+	
+	json.NewEncoder(w).Encode(resources)
+}
+
+func ResourceHandler(w http.ResponseWriter, r *http.Request) {
+	w.Header().Set("Content-Type", "application/json")
+	
+	// Placeholder - will be implemented with actual K8s client
+	resource := ResourceResponse{
+		Kind:      "Pod",
+		Name:      "example-pod",
+		Namespace: "default",
+		UID:       "pod-example",
+		CreatedAt: "2024-01-01T00:00:00Z",
+	}
+	
+	json.NewEncoder(w).Encode(resource)
+}

server/internal/api/routes.go

@@ -0,0 +1,20 @@
+package api
+
+import (
+	"net/http"
+
+	"krates/server/internal/api/handlers"
+)
+
+func SetupRoutes() http.Handler {
+	mux := http.NewServeMux()
+
+	mux.HandleFunc("/health", handlers.HealthHandler)
+	mux.HandleFunc("/cluster", handlers.ClusterHandler)
+	mux.HandleFunc("/resources", handlers.ResourcesHandler)
+	mux.HandleFunc("/resources/", handlers.ResourcesHandler)
+	mux.HandleFunc("/resource/", handlers.ResourceHandler)
+	mux.HandleFunc("/namespaces", handlers.NamespacesHandler)
+
+	return mux
+}