diff --git a/arrow.gd b/arrow.gd
index 4a312c4..7e07c58 100644
--- a/arrow.gd
+++ b/arrow.gd
@@ -7,9 +7,12 @@ func _ready():
     pass
 
 func _process(delta):
-    var t = get_node("../..").objects[target]
+    var t = get_node("/root/Main").objects[target]
+    #print(t)
     $Line.points[1] = t.position - global_position
     $Label.position = ($Line.points[0] + $Line.points[1])/2
+    $Tip.position = ($Line.points[0] + $Line.points[1])/2
+    $Tip.rotation = PI+$Line.points[0].angle_to($Line.points[1])
     
 func label_set(new_label):
     label = new_label
diff --git a/arrow.tscn b/arrow.tscn
index f0863b5..08961d6 100644
--- a/arrow.tscn
+++ b/arrow.tscn
@@ -7,7 +7,17 @@ script = ExtResource( 1 )
 
 [node name="Line" type="Line2D" parent="."]
 z_index = -1
-points = PoolVector2Array( -0.480499, -0.11055, 205.769, 94.6112 )
+points = PoolVector2Array( -0.480499, -0.11055, 158.301, 0.581757 )
+default_color = Color( 0.447059, 0.447059, 0.447059, 1 )
+
+[node name="Tip" type="Node2D" parent="."]
+position = Vector2( 149.835, 0.290878 )
+
+[node name="Polygon" type="Polygon2D" parent="Tip"]
+position = Vector2( -9.66138, -2.89842 )
+z_index = -1
+color = Color( 0.447059, 0.447059, 0.447059, 1 )
+polygon = PoolVector2Array( -19.8744, 17.0372, 47.7551, 11.8845, -10.5351, -21.2861 )
 
 [node name="Label" type="Node2D" parent="."]
 position = Vector2( 102, 46 )
diff --git a/main.gd b/main.gd
index 908e8bc..2c5ff6e 100644
--- a/main.gd
+++ b/main.gd
@@ -4,43 +4,102 @@ var node = preload("res://node.tscn")
 
 var objects = {}
 
+var dragged = null
+
+var viewport_size
+
 func _ready():
+    viewport_size = get_viewport_rect().size
+
+func _process(delta):
+    if Input.is_action_just_pressed("click"):
+        var mindist = 9999999
+        for o in objects.values():
+            var d = o.position.distance_to(get_global_mouse_position())
+            if d < mindist:
+                mindist = d
+                dragged = o
+    if Input.is_action_just_released("click"):
+            dragged = null
+    if dragged:
+        dragged.position = get_global_mouse_position()
+    
+    update_head()
+    update_refs()
+    update_index()
+    update_objects()
+    apply_forces()
+    
+func update_index():
+    $Index.text = git("ls-files")
+        
+func update_objects():
     for o in all_objects():
+        if objects.has(o):
+            continue
         var n = node.instance()
         n.id = o
         n.type = object_type(o)
         n.content = object_content(o)
-        var viewport_size = get_viewport_rect().size
         n.position = Vector2(rand_range(0, viewport_size.x), rand_range(0, viewport_size.y))
-     
-        print(" ")
-        print(o)
-        var type = object_type(o)
-        print(type)
-        #print(object_content(o))
-        match type:
-            "blob":
-                pass
-            "tree":
-                print("Children:")
-                print(tree_children(o))
-                n.children = tree_children(o)
-            "commit":
-                print("Tree:")
-                print(commit_tree(o))
-                
-                print("Parents:")
-                print(commit_parents(o))
-                
-                n.children = [commit_tree(o)] + commit_parents(o)
+    
+        if true:
+            #print(" ")
+            #print(o)
+            var type = object_type(o)
+            #print(type)
+            #print(object_content(o))
+            match type:
+                "blob":
+                    pass
+                "tree":
+                    #print("Children:")
+                    #print(tree_children(o))
+                    n.children = tree_children(o)
+                "commit":
+                    #print("Tree:")
+                    #print(commit_tree(o))
+                    
+                    #print("Parents:")
+                    #print(commit_parents(o))
+                    
+                    var c = {}
+                    c[commit_tree(o)] = ""
+                    for p in commit_parents(o):
+                        c[p] = ""
+                    n.children = c
         add_child(n)
         objects[o] = n
+     
+func update_refs():   
+    for r in all_refs():
+        if not objects.has(r):
+            var n = node.instance()
+            n.id = r
+            n.type = "ref"
+            n.content = ""
+            n.position = Vector2(rand_range(0, viewport_size.x), rand_range(0, viewport_size.y))
+            objects[r] = n
+            add_child(n)
+        var n = objects[r]
+        n.children = {ref_id(r): ""}
+    
+func apply_forces():
+    for o in objects.values():
+        for o2 in objects.values():
+            if o == o2:
+                continue
+            var d = o.position.distance_to(o2.position)
+            var dir = (o.global_position - o2.global_position).normalized()
+            var f = 3000/pow(d+0.00001,1.5)
+            o.position += dir*f
+            o2.position -= dir*f
 
 func git(args, splitlines = false):
     var output = []
     var a = args.split(" ")
     a.insert(0, "-C")
-    a.insert(1, "/home/seb/wip/wurst-day-ever")
+    a.insert(1, "/home/seb/tmp/godotgit")
     #print ("Running: ", a)
     OS.execute("git", a, true, output, true)
     var o = output[0]
@@ -51,6 +110,26 @@ func git(args, splitlines = false):
         o = o.substr(0,len(o)-1)
     return o
 
+func update_head():
+    if not objects.has("HEAD"):
+        var n = node.instance()
+        n.id = "HEAD"
+        n.type = "head"
+        n.content = ""
+        n.position = Vector2(rand_range(0, viewport_size.x), rand_range(0, viewport_size.y))   
+        objects["HEAD"] = n
+        add_child(n)
+        
+        n = node.instance()
+        n.id = "refs/heads/master"
+        n.type = "ref"
+        n.content = ""
+        n.position = Vector2(rand_range(0, viewport_size.x), rand_range(0, viewport_size.y))
+        objects[n.id] = n
+        add_child(n)
+    var n = objects["HEAD"]
+    n.children = {symref_target("HEAD"): ""}
+
 func all_objects():
     return git("cat-file --batch-check=%(objectname) --batch-all-objects", true)
 
@@ -62,10 +141,10 @@ func object_content(id):
 
 func tree_children(id):
     var children = git("cat-file -p "+id, true)
-    var ids = []
+    var ids = {}
     for c in children:
         var a = c.split(" ")
-        ids.push_back(a[2].split("\t")[0])
+        ids[a[2].split("\t")[0]] = a[2].split("\t")[1]
     return ids
 
 func commit_tree(id):
@@ -86,3 +165,21 @@ func commit_parents(id):
             "parent":
                 parents.push_back(ccc[1])
     return parents
+
+func all_refs():
+    var refs = []
+    for line in git("show-ref", true):
+        line = line.split(" ")
+        var id = line[0]
+        var name = line[1]
+        refs.push_back(name)
+    return refs
+    
+func ref_id(ref):
+    return git("show-ref "+ref).split(" ")[0]
+
+func symref_target(symref):
+    var ret = git("symbolic-ref -q "+symref)
+    if ret != "":
+        return ret
+    return git("show-ref --head "+symref).split(" ")[0]
diff --git a/main.tscn b/main.tscn
index e1ee0ca..92abd16 100644
--- a/main.tscn
+++ b/main.tscn
@@ -4,3 +4,24 @@
 
 [node name="Main" type="Node2D"]
 script = ExtResource( 2 )
+
+[node name="Index" type="Label" parent="."]
+margin_left = 35.0
+margin_top = 120.0
+margin_right = 374.0
+margin_bottom = 1044.0
+text = "file1
+file2"
+__meta__ = {
+"_edit_use_anchors_": false
+}
+
+[node name="IndexLabel" type="Label" parent="."]
+margin_left = 38.0
+margin_top = 69.0
+margin_right = 377.0
+margin_bottom = 108.0
+text = "Index:"
+__meta__ = {
+"_edit_use_anchors_": false
+}
diff --git a/node.gd b/node.gd
index bd3629f..8a2766f 100644
--- a/node.gd
+++ b/node.gd
@@ -4,7 +4,7 @@ var id setget id_set
 var content setget content_set
 var type setget type_set
 
-var children = [] setget children_set
+var children = {} setget children_set
 
 var arrow = preload("res://arrow.tscn")
 
@@ -12,11 +12,11 @@ func _ready():
     pass
 
 func _process(delta):
-    for c in children:
+    for c in children.keys():
         var other = get_node("..").objects[c]
         var d = other.position.distance_to(position)
         var dir = (other.position - position).normalized()
-        var f = ((d-400)*0.01)
+        var f = (d*0.05)
         position += dir*f
         other.position -= dir*f
     
@@ -30,7 +30,8 @@ func content_set(new_content):
 
 func type_set(new_type):
     type = new_type
-    $ID.text = new_type + " " + $ID.text.substr(0,8)
+    if type != "ref":
+        $ID.text = $ID.text.substr(0,8)
     match new_type:
         "blob":
             $Rect.color = Color.gray
@@ -40,14 +41,22 @@ func type_set(new_type):
             $Rect.color = Color.orange
         "tag":
             $Rect.color = Color.blue
+        "ref":
+            $Rect.color = Color("#6680ff")
+        "head":
+            $Rect.color = Color.red
 
 func children_set(new_children):
+    for c in $Arrows.get_children():
+        if not new_children.has(c.target):
+            c.queue_free()
+    for c in new_children:
+        if not children.has(c):
+            var a = arrow.instance()
+            a.label = new_children[c]
+            a.target = c
+            $Arrows.add_child(a)  
     children = new_children
-    for c in children:
-        var a = arrow.instance()
-        a.label = "test"
-        a.target = c
-        add_child(a)
 
 func _on_hover():
     $Content.visible = true
diff --git a/node.tscn b/node.tscn
index f44be40..ac360c8 100644
--- a/node.tscn
+++ b/node.tscn
@@ -46,5 +46,7 @@ __meta__ = {
 
 [node name="CollisionShape2D" type="CollisionShape2D" parent="Area"]
 shape = SubResource( 1 )
+
+[node name="Arrows" type="Node2D" parent="."]
 [connection signal="mouse_entered" from="Area" to="." method="_on_hover"]
 [connection signal="mouse_exited" from="Area" to="." method="_on_unhover"]
diff --git a/project.godot b/project.godot
index 9a7845e..3728b15 100644
--- a/project.godot
+++ b/project.godot
@@ -55,3 +55,8 @@ down={
 , Object(InputEventKey,"resource_local_to_scene":false,"resource_name":"","device":0,"alt":false,"shift":false,"control":false,"meta":false,"command":false,"pressed":false,"scancode":83,"unicode":0,"echo":false,"script":null)
  ]
 }
+click={
+"deadzone": 0.5,
+"events": [ Object(InputEventMouseButton,"resource_local_to_scene":false,"resource_name":"","device":0,"alt":false,"shift":false,"control":false,"meta":false,"command":false,"button_mask":0,"position":Vector2( 0, 0 ),"global_position":Vector2( 0, 0 ),"factor":1.0,"button_index":1,"pressed":false,"doubleclick":false,"script":null)
+ ]
+}