From 590408e54cbdaf79d0d32c3457b98a8b2c497f97 Mon Sep 17 00:00:00 2001
From: Sebastian Morr <sebastian@morr.cc>
Date: Tue, 1 Sep 2020 19:59:07 +0200
Subject: [PATCH] Implement very stupid history

---
 levels/blobs/goal |  4 ++--
 main.gd           |  3 +++
 terminal.gd       | 17 +++++++++++++++++
 3 files changed, 22 insertions(+), 2 deletions(-)

diff --git a/levels/blobs/goal b/levels/blobs/goal
index 5533642..d3c66f7 100644
--- a/levels/blobs/goal
+++ b/levels/blobs/goal
@@ -1,6 +1,6 @@
 echo "Hi" > file1
-echo "Ho" > file1
-echo "Hu" > file1
+echo "Ho" > file2
+echo "Hu" > file3
 git hash-object -w file1
 git hash-object -w file2
 git hash-object -w file3
diff --git a/main.gd b/main.gd
index 1330fdf..2c2437c 100644
--- a/main.gd
+++ b/main.gd
@@ -18,6 +18,7 @@ func _ready():
 	
 	# Load first level.
 	load_level(0)
+	$Terminal/Input.grab_focus()
 	
 func list_levels():
 	var levels = []
@@ -96,6 +97,7 @@ func read_commit_message():
 	$CommitMessage.show()
 	$Terminal/Input.editable = false
 	$CommitMessage.text = game.read_file($ActiveRepository.path+"/.git/COMMIT_EDITMSG")
+	$CommitMessage.grab_focus()
 
 func save_commit_message():
 	game.write_file($ActiveRepository.path+"/.git/COMMIT_EDITMSG", $CommitMessage.text)
@@ -104,3 +106,4 @@ func save_commit_message():
 	$Terminal/Input.editable = true
 	$CommitMessage.text = ""
 	$CommitMessage.hide()
+	$Terminal/Input.grab_focus()
diff --git a/terminal.gd b/terminal.gd
index a5ea6b7..c864b0d 100644
--- a/terminal.gd
+++ b/terminal.gd
@@ -2,7 +2,24 @@ extends Node2D
 
 var thread
 
+var history = []
+var history_position = 0
+
+func _input(event):
+	if history.size() > 0:
+		if event.is_action_pressed("ui_up"):
+			history_position -= 1
+			history_position %= history.size()
+			$Input.text = history[history_position]
+		if event.is_action_pressed("ui_down"):
+			history_position += 1
+			history_position %= history.size()
+			$Input.text = history[history_position]
+
 func send_command(command):
+	history.push_back(command)
+	history_position += 1
+	
 	thread = Thread.new()
 	thread.start(self, "run_command_in_a_thread", command)