get bookings by cow function

api/handlers/api.go

@@ -44,6 +44,7 @@ func (a *App) New() *mux.Router {
 	apiCreate.Handle("/cows/update/{cow_id}", api.Middleware(http.HandlerFunc(cow.UpdateCowHandler))).Methods("POST")        // Update Cow by Object ID
 	apiCreate.Handle("/cows/add_device/{cow_id}", api.Middleware(http.HandlerFunc(cow.AddDeviceHandler))).Methods("POST")    // Add Device to cow device list
 	apiCreate.Handle("/cows/get_devices/{cow_id}", api.Middleware(http.HandlerFunc(device.GetChildDevices))).Methods("POST") // Returns a list of devices from a given Cow obj
+	apiCreate.Handle("cows/bookings/{cow_id}", api.Middleware(http.HandlerFunc(cow.GetBookingsHandler))).Methods("GET")      // Returns all bookings for a given cow
 
 	apiCreate.Handle("/device/{device_id}", api.Middleware(http.HandlerFunc(device.DeviceByIDHandler))).Methods("GET")            // By Object ID not Device Name
 	apiCreate.Handle("/devices", api.Middleware(http.HandlerFunc(device.DeviceHandler))).Methods("GET")                           // Returns all devices

api/handlers/cow.go

@@ -222,3 +222,27 @@ func (c Cow) AddDeviceHandler(w http.ResponseWriter, r *http.Request) {
 	w.WriteHeader(http.StatusOK)
 	w.Write(b)
 }
+
+func (c Cow) GetBookingsHandler(w http.ResponseWriter, r *http.Request) {
+	cowID := mux.Vars(r)["cow_id"]
+
+	cID, err := primitive.ObjectIDFromHex(cowID)
+	if err != nil {
+		config.ErrorStatus("failed to get objectID from Hex", http.StatusBadRequest, w, err)
+		return
+	}
+
+	dbResp, err := c.DB.FindOne(context.Background(), bson.M{"_id": cID})
+	if err != nil {
+		config.ErrorStatus("failed to get cow by ID", http.StatusNotFound, w, err)
+		return
+	}
+
+	b, err := json.Marshal(models.UserResponse{Status: http.StatusOK, Message: "success", Data: map[string]interface{}{"result": dbResp.Details.Bookings}})
+	if err != nil {
+		config.ErrorStatus("failed to marshal response", http.StatusInternalServerError, w, err)
+		return
+	}
+	w.WriteHeader(http.StatusOK)
+	w.Write(b)
+}