Tue 27 Aug 00:13:11 CEST 2024

demo/sejam2/simple/node.js

@@ -0,0 +1,108 @@
+// Sample node agent
+
+/*
+  level 3 agents have access to extended simu object:
+  {changeVisual:function(),
+   chat:{..},
+   clear:function(),
+   createNode:function(),
+   createOn:function(),
+   deleteNode:function(),
+   event:{..},
+   get:function(),
+   getNode:function(),
+   getVisual:function(),
+   getStats:function(),
+   getSteps:function(),
+   load:function(),
+   log:function(),
+   inspect:function(),
+   model:function(),
+   message:function(),
+   move:function(nodeid,dx,dy,dz?),
+   moveTo:function(nodeid,x,y,z?),
+   network:{..},
+   ofJSON:function(),
+   options:{..},
+   parameter:function(),
+   position:function(),
+   print:function(),
+   save:function(),
+   set:function(),
+   start:function(),
+   stat:function(),
+   stop:function(),
+   toJSON:function(),
+   time:function(),
+   utime:function(),
+   csv:{..},
+   db:{..},
+   sql:{..},
+   units:{..},
+   phy:{..},
+   simuPhy:{..}
+} 
+  
+nodeid: node[<nodename>] !!!
+
+*/
+
+function (options) {
+  this.location={x:options.x,y:options.y,z:options.z};
+  this.mynode=none;
+  this.sensor=0;
+  this.child=none;
+  this.parameter=options.parameter;
+  
+  this.act = {
+    init: function () {
+      this.mynode=myNode();
+      log('Starting at '+this.location.x+','+this.location.y+' on node '+this.mynode);
+      log('My id is '+me())
+      log('My node id is '+myNode())
+      log('My level is '+myLevel())
+      log(negotiate('?'))
+      log('My secret is '+this.parameter.mysecret)
+      log('My moving direction is'+this.parameter.dir)
+    },
+    percept: function () {
+      // get all connected nodes
+      this.sensor=link(DIR.PATH('*'));
+      log(this.sensor)
+      // here we have pixel units!!!
+      this.location=myPosition()
+      log('My position is '+simu.inspect(this.location))
+      // nodeid: node[<nodename>] !!!
+      simu.moveTo('node['+myNode()+']',this.location.x+10,this.location.y+10)
+    },
+    
+    service : function () {
+      if (random(1,1000)>950) {
+        log('deleteNode '+myNode())
+        simu.deleteNode(myNode()) // nodeid only!
+      }
+      if (random(1,1000)>950 && this.sensor) {
+        var node = random(this.sensor)
+        log('sendto '+node)
+        // send signal to all agents on specified node which are listening to the signal
+        sendto(DIR.NODE(node),'HEYOU',random(1,100))
+      }       
+    },
+    
+    wait: function () {
+      sleep(random(1,200)); // don't call sleep(0), blocks until wakeup!
+    }
+  }
+  this.trans = {
+    init: percept,
+    percept: service,
+    service: wait,
+    wait: percept
+  }
+  this.on = {
+    HEYOU: function (arg,fromAgent,fromNode) {
+      log('Got HEYOU ('+arg+') from agent '+fromAgent+' on node '+fromNode)
+    }
+  }
+  this.next='init';
+}