adding yatta-element

lib/yatta-element.coffee

@@ -0,0 +1,52 @@
+
+Yatta = require './yatta'
+
+bindToChildren = (that)->
+  for i in [0...that.children.length]
+    attr = that.children.item(i)
+    if attr.name?
+      attr.val = that.val.val(attr.name)
+  that.val.observe (events)->
+    for event in events
+      if event.name?
+        for i in [0...that.children.length]
+          attr = that.children.item(i)
+          if attr.name? and attr.name is event.name
+            newVal = that.val.val(attr.name)
+            if attr.val isnt newVal
+              attr.val = newVal
+
+Polymer "yatta-element",
+  ready: ()->
+    if @connector?
+      @val = new Yatta @connector
+      bindToChildren @
+    else if @val?
+      bindToChildren @
+
+  valChanged: ()->
+    if @val? and @val.type is "JsonType"
+      bindToChildren @
+
+Polymer "yatta-property",
+  ready: ()->
+    if @val? and @name?
+      if @val.constructor is Object
+        @val = @parentElement.val(@name,@val).val(@name)
+        # TODO: please use instanceof instead of .type,
+        # since it is more safe (consider someone putting a custom Object type here)
+      else if typeof @val is "string"
+        @parentElement.val(@name,@val)
+      if @val.type is "JsonType"
+        bindToChildren @
+
+  valChanged: ()->
+    if @val? and @name?
+      if @val.constructor is Object
+        @val = @parentElement.val.val(@name,@val).val(@name)
+        # TODO: please use instanceof instead of .type,
+        # since it is more safe (consider someone putting a custom Object type here)
+      if @val.type is "JsonType"
+        bindToChildren @
+
+

lib/yatta.coffee

@@ -0,0 +1,41 @@
+
+json_types_uninitialized = require "./Types/JsonTypes"
+HistoryBuffer = require "./HistoryBuffer"
+Engine = require "./Engine"
+adaptConnector = require "./ConnectorAdapter"
+
+createYatta = (connector)->
+  user_id = connector.id # TODO: change to getUniqueId()
+  HB = new HistoryBuffer user_id
+  type_manager = json_types_uninitialized HB
+  types = type_manager.types
+
+  #
+  # Framework for Json data-structures.
+  # Known values that are supported:
+  # * String
+  # * Integer
+  # * Array
+  #
+  class Yatta extends types.JsonType
+
+    #
+    # @param {String} user_id Unique id of the peer.
+    # @param {Connector} Connector the connector class.
+    #
+    constructor: ()->
+      @connector = connector
+      @HB = HB
+      @types = types
+      @engine = new Engine @HB, type_manager.parser
+      adaptConnector @connector, @engine, @HB, type_manager.execution_listener
+      super
+
+    getConnector: ()->
+      @connector
+
+  return new Yatta(HB.getReservedUniqueIdentifier()).execute()
+
+module.exports = createYatta
+if window? and not window.Yatta?
+  window.Yatta = createYatta