New component for sending edges message to runtime, refs noflo/noflo-…

…ui#328

component.json

@@ -31,7 +31,8 @@
     "components/ListenNetwork.coffee",
     "components/SendComponent.coffee",
     "components/SendGraph.coffee",
-    "components/ListComponents.coffee"
+    "components/ListComponents.coffee",
+    "components/SendEdges.coffee"
   ],
   "json": [
     "spec/data/component.json",
@@ -51,8 +52,9 @@
       "ListGraphs": "components/ListGraphs.coffee",
       "ListNetworks": "components/ListNetworks.coffee",
       "SendComponent": "components/SendComponent.coffee",
+      "SendEdges": "components/SendEdges.coffee",
       "SendGraph": "components/SendGraph.coffee",
       "SendGraphChanges": "components/SendGraphChanges.coffee"
     }
   }
-}
+}

components/SendEdges.coffee

@@ -0,0 +1,32 @@
+noflo = require 'noflo'
+
+exports.getComponent = ->
+  c = new noflo.Component
+  c.description = 'Send edges selected by user to runtime'
+  c.inPorts.add 'edges',
+    datatype: 'array'
+    required: yes
+  c.inPorts.add 'runtime',
+    datatype: 'object'
+    required: yes
+  c.outPorts.add 'out',
+    datatype: 'array'
+  c.outPorts.add 'error',
+    datatype: 'object'
+
+  noflo.helpers.WirePattern c,
+    in: 'edges'
+    params: 'runtime'
+    out: 'out'
+    async: true
+  , (data, groups, out, callback) ->
+    unless c.params.runtime.canDo
+      return callback new Error 'Incorrect runtime instance'
+    unless c.params.runtime.isConnected()
+      # Pass-through since there is no connection
+      out.send data
+      do callback
+      return
+    c.params.runtime.sendNetwork 'edges', data
+    out.send edges
+    do callback

package.json

@@ -57,8 +57,9 @@
       "ListGraphs": "components/ListGraphs.coffee",
       "ListNetworks": "components/ListNetworks.coffee",
       "SendComponent": "components/SendComponent.coffee",
+      "SendEdges": "components/SendEdges.coffee",
       "SendGraph": "components/SendGraph.coffee",
       "SendGraphChanges": "components/SendGraphChanges.coffee"
     }
   }
-}
+}