bug fix and improvment remove driver

models/driver.go

@@ -1,9 +1,5 @@
 package models
 
-import (
-	"slices"
-)
-
 // driver model
 type Driver struct {
 	Type  string `json:"type"`            // driver type name of driver in collection
@@ -42,38 +38,27 @@ next:
 
 func (d *Driver) RemoveBuses(buses []*Bus) {
 	for _, bus := range buses {
-		for _, currentBus := range d.Buses {
+		for i := 0; i < len(d.Buses); i++ {
+			currentBus := d.Buses[i]
 			if currentBus.Name != bus.Name {
 				continue
 			}
 
 			currentBus.RemoveAddress(bus.Address...)
 
+			shouldRemove := true
 			if bus.Topic != nil {
 				currentBus.RemoveSubscription(bus.Topic.Subscribe...)
 				currentBus.RemovePublish(bus.Topic.Publish...)
-
-				if len(currentBus.Address) == 0 {
-					var remove bool = true
-					if currentBus.Topic != nil {
-						remove = len(currentBus.Topic.Subscribe) == 0 && len(currentBus.Topic.Publish) == 0
-					}
-					if remove {
-						if len(d.Buses) == 1 {
-							d.Buses = []*Bus{}
-							return
-						}
-						for i, b := range d.Buses {
-							if bus.Name == b.Name {
-								d.Buses = slices.Delete(d.Buses, i, i+1)
-							}
-						}
+				shouldRemove = len(currentBus.Topic.Subscribe) == 0 && len(currentBus.Topic.Publish) == 0
 			}
+			if len(currentBus.Address) == 0 && shouldRemove {
+				d.Buses = append(d.Buses[:i], d.Buses[i+1:]...)
+				i-- // adjust index after removal
 			}
 			break
 		}
 	}
-	}
 }
 
 func (d *Driver) GetBus(name string) *Bus {

models/drivers.go

@@ -7,14 +7,14 @@ func (d *Drivers) AddNewDriver(typ string) *Driver {
 	if drv, ok := (*d)[typ]; ok {
 		return drv
 	}
-	(*d)[typ] = &Driver{Type: typ}
-	return (*d)[typ]
+	drv := &Driver{Type: typ}
+	(*d)[typ] = drv
+	return drv
 }
 
 func (d *Drivers) AddDriver(drv *Driver) {
 	if driver, ok := (*d)[drv.Type]; ok {
 		driver.AddBuses(drv.Buses)
-		(*d)[drv.Type] = driver
 		return
 	}
 	(*d)[drv.Type] = drv
@@ -23,13 +23,14 @@ func (d *Drivers) AddDriver(drv *Driver) {
 func (d *Drivers) RemoveDriver(drv *Driver) {
 	if driver, ok := (*d)[drv.Type]; ok {
 		driver.RemoveBuses(drv.Buses)
-		if len(driver.Buses) == 1 {
-			if len(driver.Buses[0].Address) == 0 && driver.Buses[0].Topic == nil {
-				(*d)[drv.Type] = &Driver{}
-				return
 	}
+	d.CleanEmptyDrivers()
+}
+
+func (d *Drivers) CleanEmptyDrivers() {
+	for key, drv := range *d {
+		if len(drv.Buses) == 0 {
+			delete(*d, key)
 		}
-		(*d)[drv.Type] = driver
-		return
 	}
 }

models/publish.go

@@ -11,6 +11,7 @@ import (
 type Publish struct {
 	Event   string    `json:"event,omitempty"`   // publish event onCreate|onChange|onDelete
 	Uuid    uuid.UUID `json:"uuid,omitempty"`    //  universally unique identifier
+	Drivers *Drivers  `json:"drivers,omitempty"` // assigned drivers
 	Path    string    `json:"path,omitempty"`    // dbm path
 	Type    Type      `json:"type,omitempty"`    // dbm datatype
 	Value   any       `json:"value,omitempty"`   // dbm value