PropertyID removed

core/.js/src/main/scala/io/udash/bindings/modifiers/SeqPropertyModifierUtils.scala

@@ -16,25 +16,19 @@ private[bindings] trait SeqPropertyModifierUtils[T, E <: ReadableProperty[T]] ex
   private var firstElement: Node = _
   private var firstElementIsPlaceholder = false
   private val producedElementsCount = MArrayBuffer[Int]()
-  protected val nestedBindingsByProperty: js.Dictionary[js.Array[Binding]] = js.Dictionary.empty
+  private val nestedBindingsByProperty: MHashMap[E, js.Array[Binding]] = MHashMap.empty
 
   def propertyAwareNestedInterceptor(p: E)(binding: Binding): Binding = {
     super.nestedInterceptor(binding)
     binding.setup { b =>
-      val id: String = p.id.toString
-      if (!nestedBindingsByProperty.contains(id)) {
-        nestedBindingsByProperty(id) = js.Array()
-      }
-      nestedBindingsByProperty(id).push(b)
+      nestedBindingsByProperty.getOrElseUpdate(p, js.Array()).push(b)
     }
   }
 
   def clearPropertyAwareNestedInterceptor(p: E): Unit = {
-    val id = p.id.toString
-    if (nestedBindingsByProperty.contains(id)) {
-      nestedBindingsByProperty(id).foreach(_.kill())
-      nestedBindingsByProperty(id).length = 0
-      nestedBindingsByProperty.remove(id)
+    nestedBindingsByProperty.remove(p).foreach { bindings =>
+      bindings.foreach(_.kill())
+      bindings.length = 0
     }
   }
 

core/src/main/scala/io/udash/properties/ImmutableProperty.scala

@@ -7,8 +7,6 @@ import io.udash.properties.single.{Property, ReadableProperty}
 import io.udash.utils.Registration
 
 private[properties] class ImmutableProperty[A](value: A) extends ReadableProperty[A] {
-  /** Unique property ID. */
-  override val id: PropertyId = PropertyCreator.newID()
 
   /** @return Current property value. */
   @inline override def get: A = value

core/src/main/scala/io/udash/properties/PropertyCreator.scala

@@ -28,8 +28,6 @@ object PropertyCreator extends PropertyCreatorImplicits {
 
   def apply[T](implicit ev: PropertyCreator[T]): PropertyCreator[T] = ev
 
-  def newID(): PropertyId = PropertyIdGenerator.next()
-
   implicit final val Double: PropertyCreator[Double] = new SinglePropertyCreator
   implicit final val Float: PropertyCreator[Float] = new SinglePropertyCreator
   implicit final val Long: PropertyCreator[Long] = new SinglePropertyCreator
@@ -48,15 +46,15 @@ object PropertyCreator extends PropertyCreatorImplicits {
 
 final class SinglePropertyCreator[T] extends PropertyCreator[T] {
   protected def create(prt: ReadableProperty[_]): CastableProperty[T] =
-    new DirectPropertyImpl[T](prt, PropertyCreator.newID())
+    new DirectPropertyImpl[T](prt)
 
   override def newImmutableProperty(value: T): ImmutableProperty[T] = new ImmutableProperty[T](value)
 }
 
 final class SeqPropertyCreator[A: PropertyCreator, SeqTpe[T] <: BSeq[T]](implicit fac: Factory[A, SeqTpe[A]])
   extends PropertyCreator[SeqTpe[A]] {
   protected def create(parent: ReadableProperty[_]): CastableProperty[SeqTpe[A]] =
-    new DirectSeqPropertyImpl[A, SeqTpe](parent, PropertyCreator.newID()).asInstanceOf[CastableProperty[SeqTpe[A]]]
+    new DirectSeqPropertyImpl[A, SeqTpe](parent).asInstanceOf[CastableProperty[SeqTpe[A]]]
 
   override def newImmutableProperty(value: SeqTpe[A]): ImmutableProperty[SeqTpe[A]] =
     new ImmutableSeqProperty[A, SeqTpe](value).asInstanceOf[ImmutableProperty[SeqTpe[A]]]

core/src/main/scala/io/udash/properties/model/ModelPropertyImpl.scala

@@ -4,7 +4,7 @@ package model
 import io.udash.properties.single.{CastableProperty, Property, ReadableProperty}
 
 
-abstract class ModelPropertyImpl[A](val parent: ReadableProperty[_], override val id: PropertyId)
+abstract class ModelPropertyImpl[A](val parent: ReadableProperty[_])
   extends ModelProperty[A] with CastableProperty[A] with ModelPropertyMacroApi[A] {
 
   /** False if subproperties were not created yet. */

core/src/main/scala/io/udash/properties/seq/DirectSeqPropertyImpl.scala

@@ -1,14 +1,14 @@
 package io.udash.properties.seq
 
 import com.avsystem.commons._
+import io.udash.properties.PropertyCreator
 import io.udash.properties.single.{CastableProperty, ReadableProperty}
-import io.udash.properties.{PropertyCreator, PropertyId}
 import io.udash.utils.CrossCollections
 
 import scala.collection.compat._
 
 private[properties] class DirectSeqPropertyImpl[A: PropertyCreator, SeqTpe[T] <: BSeq[T]](
-  val parent: ReadableProperty[_], override val id: PropertyId)(implicit fac: Factory[A, SeqTpe[A]])
+  val parent: ReadableProperty[_])(implicit fac: Factory[A, SeqTpe[A]])
   extends AbstractSeqProperty[A, CastableProperty[A]] with CastableProperty[BSeq[A]] {
 
   private val properties = CrossCollections.createArray[CastableProperty[A]]

core/src/main/scala/io/udash/properties/seq/FilteredSeqProperty.scala

@@ -50,7 +50,7 @@ private[properties] class FilteredSeqProperty[A, ElemType <: ReadableProperty[A]
 
     val patch = (oldIdx, matches) match {
       case (old, false) if old != -1 =>
-        CrossCollections.replace(lastValue, old, 1)
+        lastValue.remove(old, 1)
         Patch[ElemType](old, Seq(p), Seq.empty, filteredProps.isEmpty)
       case (-1, true) =>
         val originProps = origin.elemProperties

core/src/main/scala/io/udash/properties/seq/ForwarderSeqProperty.scala

@@ -94,7 +94,7 @@ private[properties] trait ForwarderWithLocalCopy[A, B, ElemType <: ReadablePrope
 
   override protected def onListenerInit(): Unit = {
     val fromOrigin = CrossCollections.toCrossArray(elementsFromOrigin())
-    if (!(transformedElements.iterator.map(_.id) sameElements fromOrigin.iterator.map(_.id))) {
+    if (!(transformedElements == fromOrigin)) {
       fireElementsListeners[ElemType](Patch[ElemType](0, transformedElements.toSeq, fromOrigin.toSeq, fromOrigin.isEmpty), structureListeners)
       valueChanged()
     } else if (transformedElements.map(_.get) != fromOrigin.map(_.get)) {

core/src/main/scala/io/udash/properties/seq/PropertySeqCombinedReadableSeqProperty.scala

@@ -1,14 +1,13 @@
 package io.udash.properties.seq
 
 import com.avsystem.commons._
+import io.udash.properties.ImmutableProperty
 import io.udash.properties.Properties.ReadableProperty
-import io.udash.properties.{ImmutableProperty, PropertyCreator, PropertyId}
 import io.udash.utils.Registration
 
 private[properties] class PropertySeqCombinedReadableSeqProperty[A](value: ISeq[ReadableProperty[A]])
   extends AbstractReadableSeqProperty[A, ReadableProperty[A]] {
 
-  override val id: PropertyId = PropertyCreator.newID()
   override protected[properties] val parent: ReadableProperty[_] = null
 
   private val children = value.map(_.readable)

core/src/main/scala/io/udash/properties/seq/ReadableSeqProperty.scala

@@ -104,7 +104,7 @@ private[properties] trait AbstractReadableSeqProperty[A, +ElemType <: ReadablePr
   ): Unit = {
     val originalListeners = structureListeners.toSet
     CallbackSequencer().queue(
-      s"${this.id.toString}:fireElementsListeners:${patch.hashCode()}",
+      s"$hashCode:fireElementsListeners:${patch.hashCode()}",
       () => structureListeners.foreach { listener => if (originalListeners.contains(listener)) listener(patch) }
     )
   }

core/src/main/scala/io/udash/properties/seq/SeqPropertyFromSingleValue.scala

@@ -9,11 +9,10 @@ private[properties] abstract class BaseReadableSeqPropertyFromSingleValue[A, B:
   origin: ReadableProperty[A], transformer: A => BSeq[B], listenChildren: Boolean
 ) extends AbstractReadableSeqProperty[B, ElemType] {
 
-  override final val id: PropertyId = PropertyCreator.newID()
   override final protected[properties] def parent: ReadableProperty[_] = null
 
   private final val children = CrossCollections.createArray[Property[B]]
-  private final val childrenRegistrations = MHashMap.empty[PropertyId, Registration]
+  private final val childrenRegistrations = MHashMap.empty[Property[B], Registration]
   private final var originListenerRegistration: Registration = _
   private final var lastOriginValue: Opt[A] = Opt.empty
 
@@ -40,7 +39,7 @@ private[properties] abstract class BaseReadableSeqPropertyFromSingleValue[A, B:
 
   private def structureChanged(patch: Patch[ElemType]): Unit =
     CallbackSequencer().queue(
-      s"${this.id.toString}:fireElementsListeners:${patch.hashCode()}",
+      s"$hashCode:fireElementsListeners:${patch.hashCode()}",
       () => structureListeners.foreach(_.apply(patch))
     )
 
@@ -62,18 +61,18 @@ private[properties] abstract class BaseReadableSeqPropertyFromSingleValue[A, B:
       val added: Seq[CastableProperty[B]] = Seq.tabulate(transformed.size - current.size) { idx =>
         PropertyCreator[B].newProperty(transformed(current.size + idx), this)
       }
-      if (listenChildren) childrenRegistrations ++= added.map(p => p.id -> p.listen(_ => valueChanged()))
+      if (listenChildren) childrenRegistrations ++= added.iterator.map(p => p -> p.listen(_ => valueChanged()))
       CrossCollections.replaceSeq(children, commonBegin, 0, added)
       Some(Patch[ElemType](commonBegin, Seq(), added.map(toElemProp), clearsProperty = false))
     } else if (transformed.size < current.size) {
       val removed = CrossCollections.slice(children, commonBegin, commonBegin + current.size - transformed.size)
-      if (listenChildren) removed.foreach(p => childrenRegistrations.remove(p.id).get.cancel())
-      CrossCollections.replace(children, commonBegin, current.size - transformed.size)
+      if (listenChildren) removed.foreach(p => childrenRegistrations.remove(p).get.cancel())
+      children.remove(commonBegin, current.size - transformed.size)
       Some(Patch[ElemType](commonBegin, removed.map(toElemProp).toSeq, Seq(), transformed.isEmpty))
     } else None
 
     CallbackSequencer().sequence {
-      transformed.zip(children)
+      transformed.iterator.zip(children.iterator)
         .slice(commonBegin, math.max(commonBegin + transformed.size - current.size, transformed.size - commonEnd))
         .foreach { case (pv, p) => p.set(pv) }
       patch.foreach(structureChanged)
@@ -117,7 +116,7 @@ private[properties] abstract class BaseReadableSeqPropertyFromSingleValue[A, B:
       override def restart(): Unit = {
         initOriginListeners()
         if (listenChildren && childrenRegistrations.isEmpty) {
-          childrenRegistrations ++= children.map(p => p.id -> p.listen(_ => valueChanged()))
+          childrenRegistrations ++= children.iterator.map(p => p -> p.listen(_ => valueChanged()))
         }
         reg.restart()
       }
@@ -157,7 +156,7 @@ private[properties] final class SeqPropertyFromSingleValue[A, B: PropertyCreator
   protected def toElemProp(p: Property[B]): Property[B] = p
 
   override protected[properties] def valueChanged(): Unit = {
-    CallbackSequencer().queue(s"revertSet:$id", () => {
+    CallbackSequencer().queue(s"revertSet:$hashCode", () => {
       origin.set(revert(get))
     })
     super.valueChanged()

core/src/main/scala/io/udash/properties/seq/ZippedSeqProperty.scala

@@ -14,7 +14,6 @@ private[properties] abstract class ZippedSeqPropertyUtils[O](
   sources: ISeq[ReadableSeqProperty[_, _ <: ReadableProperty[_]]]
 ) extends AbstractReadableSeqProperty[O, ReadableProperty[O]] {
 
-  override final val id: PropertyId = PropertyCreator.newID()
   override final protected[properties] def parent: ReadableProperty[_] = null
 
   private final val children = CrossCollections.createArray[ReadableProperty[O]]
@@ -28,7 +27,7 @@ private[properties] abstract class ZippedSeqPropertyUtils[O](
       CrossCollections.replaceSeq(children, patch.idx, removed.size, added)
       val mappedPatch = Patch(patch.idx, removed.toSeq, added, patch.clearsProperty)
       CallbackSequencer().queue(
-        s"${this.id.toString}:fireElementsListeners:${patch.hashCode()}",
+        s"$hashCode:fireElementsListeners:${patch.hashCode()}",
         () => structureListeners.foreach(_.apply(mappedPatch))
       )
       valueChanged()

core/src/main/scala/io/udash/properties/single/DirectPropertyImpl.scala

@@ -1,8 +1,6 @@
 package io.udash.properties.single
 
-import io.udash.properties.PropertyId
-
-private[properties] class DirectPropertyImpl[A](val parent: ReadableProperty[_], override val id: PropertyId)
+private[properties] class DirectPropertyImpl[A](val parent: ReadableProperty[_])
   extends AbstractProperty[A] with CastableProperty[A] {
 
   private var value: A = _

core/src/main/scala/io/udash/properties/single/ForwarderProperty.scala

@@ -1,11 +1,8 @@
 package io.udash.properties.single
 
-import io.udash.properties.{PropertyCreator, PropertyId}
-
 private[properties] trait ForwarderReadableProperty[A] extends AbstractReadableProperty[A] {
   protected def origin: ReadableProperty[_]
 
-  override val id: PropertyId = PropertyCreator.newID()
   override protected[properties] def parent: ReadableProperty[_] = null
 }
 

core/src/main/scala/io/udash/properties/single/ReadableProperty.scala

@@ -7,8 +7,6 @@ import io.udash.utils.Registration
 
 /** Base interface of every Property in Udash. */
 trait ReadableProperty[+A] {
-  /** Unique property ID. */
-  val id: PropertyId
 
   /** @return Current property value. */
   def get: A
@@ -130,7 +128,7 @@ private[properties] trait AbstractReadableProperty[A] extends ReadableProperty[A
 
   protected[properties] override def valueChanged(): Unit = {
     val originalListeners = listeners.toSet
-    CallbackSequencer().queue(s"${this.id.toString}:fireValueListeners", () => {
+    CallbackSequencer().queue(s"$hashCode:valueChanged", () => {
       val value = get
       listeners.foreach { listener => if (originalListeners.contains(listener)) listener(value) }
       oneTimeListeners.foreach(_.cancel())

core/src/test/scala/io/udash/properties/PropertyTest.scala

@@ -531,11 +531,11 @@ class PropertyTest extends UdashCoreTest {
     }
 
     "transform to ReadableSeqProperty" in {
-      val elemListeners = MMap.empty[PropertyId, Registration]
+      val elemListeners = MMap.empty[ReadableProperty[_], Registration]
       var elementsUpdated = 0
       def registerElementListener(props: BSeq[ReadableProperty[_]]) =
         props.foreach { p =>
-          elemListeners(p.id) = p.listen(_ => elementsUpdated += 1)
+          elemListeners(p) = p.listen(_ => elementsUpdated += 1)
         }
 
       val p = Property("1,2,3,4,5")
@@ -553,7 +553,7 @@ class PropertyTest extends UdashCoreTest {
       val r2 = s.listenStructure { p =>
         registerElementListener(p.added)
         p.removed.foreach { p =>
-          elemListeners(p.id).cancel()
+          elemListeners(p).cancel()
         }
         lastPatch = p
       }
@@ -707,11 +707,11 @@ class PropertyTest extends UdashCoreTest {
     }
 
     "transform to SeqProperty" in {
-      val elemListeners = MMap.empty[PropertyId, Registration]
+      val elemListeners = MMap.empty[ReadableProperty[_], Registration]
       var elementsUpdated = 0
       def registerElementListener(props: BSeq[ReadableProperty[_]]): Unit =
         props.foreach { p =>
-          elemListeners(p.id) = p.listen(_ => elementsUpdated += 1)
+          elemListeners(p) = p.listen(_ => elementsUpdated += 1)
         }
 
       val p = Property("1,2,3,4,5")
@@ -728,7 +728,7 @@ class PropertyTest extends UdashCoreTest {
       val r2 = s.listenStructure(p => {
         registerElementListener(p.added)
         p.removed.foreach { p =>
-          elemListeners(p.id).cancel()
+          elemListeners(p).cancel()
         }
         lastPatch = p
       })

macros/src/main/scala/io/udash/macros/PropertyMacros.scala

@@ -200,7 +200,7 @@ class PropertyMacros(val ctx: blackbox.Context) extends AbstractMacroCommons(ctx
   private def generateModelProperty(tpe: Type): c.Tree = {
     def impl(members: Map[TermName, Type], getCreator: Tree): Tree = {
       q"""
-        new $ModelPropertyImplCls[$tpe](prt, $PropertyCreatorCompanion.newID()) {
+        new $ModelPropertyImplCls[$tpe](prt) {
           override protected def initialize(): Unit = {
             ..${
         members.map {