Add IP field, ping service, status endpoint and UI; update README

internal/handlers/pc_handler.go

@@ -3,6 +3,7 @@ package handlers
 import (
 	"medi-wol/internal/database"
 	"medi-wol/internal/models"
+	"medi-wol/internal/ping"
 	"medi-wol/internal/wol"
 	"net/http"
 	"strconv"
@@ -12,15 +13,17 @@ import (
 
 // PCHandler verwaltet die HTTP-Anfragen für PC-Operationen
 type PCHandler struct {
-	db         *database.DB
-	wolService *wol.Service
+	db          *database.DB
+	wolService  *wol.Service
+	pingService *ping.PingService
 }
 
 // NewPCHandler erstellt einen neuen PC-Handler
 func NewPCHandler(db *database.DB, wolService *wol.Service) *PCHandler {
 	return &PCHandler{
-		db:         db,
-		wolService: wolService,
+		db:          db,
+		wolService:  wolService,
+		pingService: ping.NewPingService(),
 	}
 }
 
@@ -69,7 +72,7 @@ func (h *PCHandler) CreatePC(c *gin.Context) {
 	}
 
 	// PC erstellen
-	pc, err := h.db.CreatePC(req.Name, req.MAC)
+	pc, err := h.db.CreatePC(req.Name, req.MAC, req.IP)
 	if err != nil {
 		c.JSON(http.StatusInternalServerError, models.PCResponse{
 			Success: false,
@@ -116,7 +119,7 @@ func (h *PCHandler) UpdatePC(c *gin.Context) {
 	}
 
 	// PC aktualisieren
-	pc, err := h.db.UpdatePC(id, req.Name, req.MAC)
+	pc, err := h.db.UpdatePC(id, req.Name, req.MAC, req.IP)
 	if err != nil {
 		c.JSON(http.StatusInternalServerError, models.PCResponse{
 			Success: false,
@@ -196,3 +199,33 @@ func (h *PCHandler) WakePC(c *gin.Context) {
 		Message: "Wake-on-LAN Paket erfolgreich gesendet an " + pc.Name,
 	})
 }
+
+// GetPCStatus gibt den Online-Status aller PCs zurück
+func (h *PCHandler) GetPCStatus(c *gin.Context) {
+	pcs, err := h.db.GetAllPCs()
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, models.PCResponse{
+			Success: false,
+			Message: "Fehler beim Laden der PCs: " + err.Error(),
+		})
+		return
+	}
+
+	// Online-Status für alle PCs überprüfen
+	var statusList []models.PCStatus
+	for _, pc := range pcs {
+		online := h.pingService.IsOnline(pc.IP)
+		statusList = append(statusList, models.PCStatus{
+			ID:     pc.ID,
+			Name:   pc.Name,
+			MAC:    pc.MAC,
+			IP:     pc.IP,
+			Online: online,
+		})
+	}
+
+	c.JSON(http.StatusOK, gin.H{
+		"success": true,
+		"status":  statusList,
+	})
+}