package handler

import (
	"context"
	"encoding/json"
	"main/db"
	"net/http"

	"github.com/gorilla/mux"
	"go.mongodb.org/mongo-driver/bson"
	"go.mongodb.org/mongo-driver/bson/primitive"
)

type Cluster struct {
	ID              primitive.ObjectID `bson:"_id,omitempty"`
	Name            string             `json:"name"`
	Namespace       string             `json:"namespace"`
	ControlPlane    string             `json:"controlPlane"`
	PlatformVersion string             `json:"platformversion`
	Cpu             string             `json:"cpu"`
	Memory          string             `json:"memory"`
	CreatedAt       string             `json:"createdAt"`
	UserID          primitive.ObjectID `json:"userId"`
}

func createClusterHandler(w http.ResponseWriter, r *http.Request) {

	vclusterCollection := db.Client.Database("vcluster").Collection("vclusters_details")

	var cluster Cluster
	_ = json.NewDecoder(r.Body).Decode(&cluster)

	if cluster.Name == "" || cluster.ControlPlane == "" || cluster.PlatformVersion == "" || cluster.Cpu == "" || cluster.Memory == "" {
		http.Error(w, "Invalid input", http.StatusBadRequest)
		return
	}

	var existsCluster Cluster
	_ = vclusterCollection.FindOne(context.TODO(), bson.M{"name": cluster.Name}).Decode(&existsCluster)

	if existsCluster.Name == cluster.Name {
		http.Error(w, "Cluster name is duplicated", http.StatusBadRequest)
		return
	}

	response := map[string]string{"message": "Cluster created"}

	w.Header().Set("Content-Type", "application/json")
	json.NewEncoder(w).Encode(response)

}

func RegsiterClusterRoute(r *mux.Router) {
	r.HandleFunc("/createcluster", createClusterHandler).Methods("POST")
}