update check

main_scene.tscn

@@ -1,4 +1,4 @@
-[gd_scene load_steps=20 format=3 uid="uid://bnun2iv8b4jy2"]
+[gd_scene load_steps=21 format=3 uid="uid://bnun2iv8b4jy2"]
 
 [ext_resource type="Script" path="res://scripts/main.gd" id="1_k4y86"]
 [ext_resource type="Script" path="res://scripts/Panels.gd" id="2"]
@@ -19,6 +19,7 @@
 [ext_resource type="Texture2D" uid="uid://c60opsv5gwi3c" path="res://Graphics/del.png" id="11_2redu"]
 [ext_resource type="Script" path="res://scripts/SpriteCropList.gd" id="11_oydw2"]
 [ext_resource type="Script" path="res://scripts/kofi_btn.gd" id="11_tcy6v"]
+[ext_resource type="Script" path="res://scripts/updateChecker.gd" id="20_r06tp"]
 
 [node name="main" type="Node2D"]
 script = ExtResource("1_k4y86")
@@ -371,8 +372,23 @@ offset_bottom = 32.0
 texture_normal = ExtResource("10_iig2l")
 script = ExtResource("11_tcy6v")
 
+[node name="Update" type="AcceptDialog" parent="Layer3_Popups"]
+title = "New version found."
+position = Vector2i(380, 192)
+size = Vector2i(300, 150)
+exclusive = false
+unresizable = true
+min_size = Vector2i(144, 0)
+ok_button_text = "Download"
+dialog_text = "asdsd
+"
+dialog_autowrap = true
+
 [node name="directory_watcher" type="Node" parent="."]
 
+[node name="HTTPRequest" type="HTTPRequest" parent="."]
+script = ExtResource("20_r06tp")
+
 [connection signal="selected_element" from="Layer1_Canvas/CanvasViewport" to="." method="_on_canvas_viewport_selected_element"]
 [connection signal="toggled" from="Layer2_Panels/toggle_panelLeft" to="Layer2_Panels" method="panelLeftToggle"]
 [connection signal="toggled" from="Layer2_Panels/toggle_panelRight" to="Layer2_Panels" method="panelRightToggle"]
@@ -391,3 +407,5 @@ script = ExtResource("11_tcy6v")
 [connection signal="mouse_exited" from="Layer3_Popups/About/Node2D/TextureButton" to="Layer3_Popups/About/Node2D/TextureButton" method="_on_mouse_exited"]
 [connection signal="pressed" from="Layer3_Popups/About/Node2D/TextureButton" to="Layer3_Popups/About/Node2D/TextureButton" method="_on_pressed"]
 [connection signal="visibility_changed" from="Layer3_Popups/About/Node2D/TextureButton" to="Layer3_Popups/About/Node2D/TextureButton" method="_on_visibility_changed"]
+[connection signal="confirmed" from="Layer3_Popups/Update" to="." method="_on_update_confirmed"]
+[connection signal="request_completed" from="HTTPRequest" to="HTTPRequest" method="_on_request_completed"]

scripts/PanelTop.gd

@@ -82,6 +82,7 @@ func helpMenu(item_id):
 		owner.about.popup()
 		await owner.about.confirmed
 	if item_id == 1:
+
 		OS.shell_open("https://docs.google.com/document/d/1hvHQTxsCdjIkRdY6yn8P2_9U6CVT1cY_T7exJMBxgPw/view")
 	if item_id == 2:
 		OS.shell_open("https://ko-fi.com/armm1998")

scripts/main.gd

@@ -1,5 +1,8 @@
 extends Node2D
 
+var current_version = "0.5"
+
+
 @onready var layer_2_panels = $Layer2_Panels
 @onready var fileDialog = $Layer3_Popups/FileDialog
 @onready var accept_dialog = $Layer3_Popups/AcceptDialog
@@ -1725,3 +1728,12 @@ func delAnimation(undo = true):
 		animation_idx-= 1
 	$Layer2_Panels/PanelBottom.updateAnimList()
 	$Layer2_Panels/PanelBottom/AnimationList.select(animation_idx)
+
+func popupUpdate(version):
+	$Layer3_Popups/Update.dialog_text = "New version found: " + version
+	$Layer3_Popups/Update.popup()
+
+
+
+func _on_update_confirmed():
+	OS.shell_open("https://github.com/ArMM1998/PuyoEdit/releases")

scripts/updateChecker.gd

@@ -0,0 +1,51 @@
+extends HTTPRequest
+
+func _ready():
+	var url = "https://github.com/ArMM1998/PuyoEdit/releases/latest"
+	request(url)
+
+
+func _on_request_completed(result, response_code, headers, body):
+	if response_code == 200:  # Success
+		body = str(body.get_string_from_ascii())
+
+		var version = (body.substr(body.find("/ArMM1998/PuyoEdit/releases/tag/"), 256).split("\"")[0].split("tag/")[1])
+
+		var out_of_date = checkVersion(version)
+		if out_of_date:
+			owner.popupUpdate(version)
+
+	else:
+		print("Request failed with response code: ", response_code)
+
+
+func checkVersion(version):
+	var current_version = []
+	for digit in owner.current_version.split("."):
+		current_version.append(int(digit))
+
+	if current_version.size() == 2:
+		current_version.append(0)
+	var online_version = []
+	for digit in version.split("."):
+		online_version.append(int(digit))
+	if online_version.size() == 2:
+		online_version.append(0)
+
+	#check first digit
+	if current_version[0] < online_version[0]: #online version is newer
+		return(true)
+	elif current_version[0] > online_version[0]: #online version is older
+		return(false)
+	else:	#first digit matches, so move on to the next
+		if current_version[1] < online_version[1]: #online version is newer
+			return(true)
+		elif current_version[1] > online_version[1]: #online version is older
+			return(false)
+		else: #second digit also matches. check if there is a third
+			if current_version[2] < online_version[2]: #online version is newer
+				return(true)
+			elif current_version[2] > online_version[2]: #online version is older
+				return(false)
+			else: #second digit also matches. check if there is a third
+				return(false)