Handle files without a position in them. Streamline cards a bit.

levels/2d/sandbox

@@ -0,0 +1,13 @@
+title = Sandbox
+cards = checkout add reset commit merge rebase-interactive file-new file-delete
+
+[setup]
+
+echo "x = 200
+y = 100" > apple
+
+echo "x = 400
+y = 100" > pen
+
+git add .
+git commit -m "The beginning"

levels/2d/sequence

@@ -0,0 +1 @@
+sandbox

resources/cards.json

@@ -11,7 +11,7 @@
 	},
 	{
 		"id": "checkout",
-		"command": "git checkout [commit, ref]",
+		"command": "git checkout [commit, ref, file]",
 		"description": "Drag this card to a commit or to a branch to travel to it!"
 	},
 	{
@@ -56,7 +56,7 @@
 	},
 	{
 		"id": "reset",
-		"command": "git reset [commit]",
+		"command": "git reset [commit, file]",
 		"description": "Jump to the commit, and update the index. Keep the current environment."
 	},
 	{
@@ -86,7 +86,7 @@
 	},
 	{
 		"id": "commit",
-		"command": "git commit",
+		"command": "git commit -m $RANDOM",
 		"description": "Make a commit from the plan."
 	},
 	{

scenes/file_browser.gd

@@ -79,16 +79,17 @@ func update():
 					# Populate HEAD versions.
 					
 					if shell.run("test -d .git && echo yes || echo no") == "yes\n":
-						var files = Array(shell.run("git ls-tree --name-only -r %s" % "HEAD").split("\n"))
+						if shell.run("git rev-parse HEAD &> /dev/null && echo yes || echo no") == "yes\n":
-						# The last entry is an empty string, remove it.
+							var files = Array(shell.run("git ls-tree --name-only -r %s" % "HEAD").split("\n"))
-						files.pop_back()
+							# The last entry is an empty string, remove it.
-						for file_path in files:
+							files.pop_back()
-							var item = preload("res://scenes/item.tscn").instance()
+							for file_path in files:
-							item.label = file_path
+								var item = preload("res://scenes/item.tscn").instance()
-							item.item_type = "head"
+								item.label = file_path
-							item.type = "nothing"
+								item.item_type = "head"
-							item.file_browser = self
+								item.type = "nothing"
-							world.add_child(item)
+								item.file_browser = self
+								world.add_child(item)
 							
 					# Populate index.
 					
@@ -116,12 +117,12 @@ func update():
 					wd_files.pop_back()
 					wd_files = helpers.map(wd_files, self, "substr2")
 					
-					var deleted_files = []
+#					var deleted_files = []
-					if shell.run("test -d .git && echo yes || echo no") == "yes\n":
+#					if shell.run("test -d .git && echo yes || echo no") == "yes\n":
-						deleted_files = Array(shell.run("git status -s | grep '^.D' | sed 's/^...//'").split("\n"))
+#						deleted_files = Array(shell.run("git status -s | grep '^.D' | sed 's/^...//'").split("\n"))
-						deleted_files.pop_back()
+#						deleted_files.pop_back()
 						
-					var files = wd_files + deleted_files
+					var files = wd_files# + deleted_files
 					
 					player = null
 					files.sort_custom(self, "very_best_sort")

scenes/item.gd

@@ -34,21 +34,28 @@ func read_from_file():
 		"index":
 			content = file_browser.shell.run("git show :'%s'" % label)
 			modulate = Color(0, 0, 1.0)
-			$Sprite.scale = Vector2(0.75, 0.75)
+			$Sprite.scale *= 1.2
 		"head":
 			var commit = "HEAD"
 			if file_browser.commit:
 				commit = file_browser.commit.id
 			else:
 				modulate = Color(0, 0, 0, 0.2)
-				$Sprite.scale = Vector2(0.8, 0.8)
+				$Sprite.scale *= 1.4
 			content = file_browser.shell.run("git show %s:'%s'" % [commit, label])
 			
 			
 	attributes = helpers.parse(content)
-	position.x = int(attributes["x"])
+	if attributes.has("x"):
-	position.y = int(attributes["y"])
+		position.x = float(attributes["x"])
-
+	else:
+		position.x = rand_range(100, 400)
+	if attributes.has("y"):
+		position.y = float(attributes["y"])
+	else:
+		position.y = rand_range(100, 300)
+	write_to_file()
+		
 func write_to_file():
 	attributes["x"] = str(position.x)
 	attributes["y"] = str(position.y)
@@ -62,6 +69,12 @@ func _set_label(new_label):
 	label = new_label
 	if label_node:
 		label_node.text = helpers.abbreviate(new_label, 30)
+	
+	if new_label == "you":
+		$Sprite.texture = preload("res://nodes/head.svg")
+	else:
+		$Sprite.texture = preload("res://nodes/document.svg")
+		$Sprite.scale *= 0.85
 
 #func _gui_input(event):
 #	if event is InputEventMouseButton and event.is_pressed() and event.button_index == BUTTON_LEFT: