v1.0 with SW PWA enabled

backend/handlers/service_handler.go

@@ -0,0 +1,133 @@
+package handlers
+
+import (
+	"backend/models"
+	"encoding/json"
+	"log"
+	"net/http"
+)
+
+/*func retrieveServicesFromNode(node *models.NodeInfo) map[string]models.Service {
+
+	apiURL := node.Address + "/list"
+
+	resp, err := http.Get(apiURL)
+
+	log.Printf("retrieving node %s on address %s", node.Name, apiURL)
+
+	if err != nil {
+		log.Fatalf("Erreur lors de la requête : %v", err)
+	}
+
+	defer resp.Body.Close()
+
+	if resp.StatusCode != http.StatusOK {
+		log.Fatalf("Requête échouée avec le statut : %s", resp.Status)
+	}
+
+	bodyBytes, err := io.ReadAll(resp.Body)
+	if err != nil {
+		log.Fatalf("Erreur lors de la lecture du corps de la réponse : %v", err)
+	}
+
+	var services []models.Service
+
+	err = json.Unmarshal(bodyBytes, &services)
+	if err != nil {
+		log.Fatalf("Erreur lors du décodage JSON : %v", err)
+	}
+
+	var result map[string]models.Service
+
+	for _, service := range services {
+		result[service.Name] = service
+	}
+
+	return result
+}*/
+
+func (h *NodeHandler) HandleRegisterService(w http.ResponseWriter, r *http.Request) {
+	if r.Method != "POST" {
+		http.Error(w, "POST requested", http.StatusMethodNotAllowed)
+		return
+	}
+
+	var serviceRegister models.ServiceRegister
+	err := json.NewDecoder(r.Body).Decode(&serviceRegister)
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusBadRequest)
+		return
+	}
+
+	var serviceID int
+	serviceID, err = h.Repo.RegisterService(serviceRegister.Service, serviceRegister.NodeId)
+
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusInternalServerError)
+		return
+	}
+
+	w.Header().Set("Content-Type", "application/json")
+	w.WriteHeader(http.StatusOK)
+	json.NewEncoder(w).Encode(map[string]int{"id": serviceID})
+}
+
+func (h *NodeHandler) HandleUpdateServiceStatus(w http.ResponseWriter, r *http.Request) {
+	if r.Method != "POST" {
+		http.Error(w, "POST requested", http.StatusMethodNotAllowed)
+		return
+	}
+
+	var serviceUpdate models.ServiceUpdateRequest
+	err := json.NewDecoder(r.Body).Decode(&serviceUpdate)
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusBadRequest)
+		return
+	}
+
+	err = h.Repo.UpdateServiceStatus(serviceUpdate)
+
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusInternalServerError)
+		return
+	}
+
+	w.Header().Set("Content-Type", "application/json")
+	w.WriteHeader(http.StatusOK)
+}
+
+/*func updateServicesFromNode(node *models.NodeInfo) {
+	node.Services = retrieveServicesFromNode(node)
+}*/
+
+func (h *NodeHandler) HandleDeleteService(w http.ResponseWriter, r *http.Request) {
+	if r.Method != "DELETE" {
+		http.Error(w, "DELETE requested", http.StatusMethodNotAllowed)
+		return
+	}
+
+	var serviceDelete models.ServiceMinimal
+	err := json.NewDecoder(r.Body).Decode(&serviceDelete)
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusBadRequest)
+		return
+	}
+
+	var node models.NodeInfo
+
+	node, err = h.Repo.RetriveNode(serviceDelete.NodeId)
+
+	if err == nil {
+		err = h.Repo.DeleteService(node, serviceDelete.ServiceId)
+		if err != nil {
+
+			log.Fatalf("error on deleteing service from node %v error : %v", serviceDelete.NodeId, err.Error())
+			http.Error(w, err.Error(), http.StatusBadRequest)
+			return
+		}
+
+		w.Header().Set("Content-Type", "application/json")
+	} else {
+		log.Fatalf("Node not found %v error : %v", serviceDelete.NodeId, err.Error())
+	}
+}