Convert Learn GDScript App to Godot 4.6

.env

@@ -1,5 +1,5 @@
-GODOT_VERSION=3.6.2
+GODOT_VERSION=4.6.2
 TEMPLATES_REPO=Razoric480/custom-godot-builder
 BUTLER_API_KEY=
 ITCHIO_USERNAME=
-ITCHIO_GAME=
+ITCHIO_GAME=

.gitignore

@@ -3,6 +3,7 @@ html_export/index.html
 
 
 # Godot-specific ignores
+.godot/
 .import/
 export.cfg
 
@@ -36,4 +37,4 @@ __pycache__/
 7z.so
 butler
 godot_server.x86_64
-libc7zip.so
+libc7zip.so

BigFont.tres

@@ -1,8 +1,37 @@
-[gd_resource type="DynamicFont" load_steps=2 format=2]
+[gd_resource type="FontFile" format=3 uid="uid://42m3ip606cyk"]
 
-[sub_resource type="DynamicFontData" id=9]
-font_path = "res://addons/gut/fonts/LobsterTwo-BoldItalic.ttf"
+[sub_resource type="FontFile" id="9"]
+subpixel_positioning = 0
+msdf_pixel_range = 14
+msdf_size = 128
+cache/0/variation_coordinates = {}
+cache/0/face_index = 0
+cache/0/embolden = 0.0
+cache/0/transform = Transform2D(1, 0, 0, 1, 0, 0)
+cache/0/spacing_top = 0
+cache/0/spacing_bottom = 0
+cache/0/spacing_space = 0
+cache/0/spacing_glyph = 0
+cache/0/baseline_offset = 0.0
+cache/0/16/0/ascent = 0.0
+cache/0/16/0/descent = 0.0
+cache/0/16/0/underline_position = 0.0
+cache/0/16/0/underline_thickness = 0.0
+cache/0/16/0/scale = 1.0
 
 [resource]
-size = 40
-font_data = SubResource( 9 )
+fallbacks = Array[Font]([SubResource("9")])
+cache/0/variation_coordinates = {}
+cache/0/face_index = 0
+cache/0/embolden = 0.0
+cache/0/transform = Transform2D(1, 0, 0, 1, 0, 0)
+cache/0/spacing_top = 0
+cache/0/spacing_bottom = 0
+cache/0/spacing_space = 0
+cache/0/spacing_glyph = 0
+cache/0/baseline_offset = 0.0
+cache/0/16/0/ascent = 0.0
+cache/0/16/0/descent = 0.0
+cache/0/16/0/underline_position = 0.0
+cache/0/16/0/underline_thickness = 0.0
+cache/0/16/0/scale = 1.0

BigFontTheme.tres

@@ -1,6 +1,6 @@
-[gd_resource type="Theme" load_steps=2 format=2]
+[gd_resource type="Theme" format=3 uid="uid://cb5orhoawseqj"]
 
-[ext_resource path="res://BigFont.tres" type="DynamicFont" id=1]
+[ext_resource type="FontFile" uid="uid://42m3ip606cyk" path="res://BigFont.tres" id="1"]
 
 [resource]
-default_font = ExtResource( 1 )
+default_font = ExtResource("1")

CourseIndexPaths.gd

@@ -0,0 +1,50 @@
+class_name CourseIndexPaths
+extends RefCounted
+
+const DEFAULT_COURSE_INDEX := "learn-gdscript"
+
+const COURSES := {
+	"learn-gdscript": "res://course/CourseLearnGDScriptIndex.gd"
+}
+
+const COURSE_SLUG_ALIASES := {
+	"course": "learn-gdscript"
+}
+
+static var _course_index_cache := {}
+
+
+static func build_all_practice_slugs() -> void:
+	for course_index: String in COURSES:
+		var index := get_course_index_instance(course_index)
+		for i in index.get_lessons_count():
+			var lesson := NavigationManager.get_navigation_resource(index.get_lesson_path(i))
+			var lesson_slug: String = index.get_lesson_slug(i)
+			for l in BBCodeUtils.get_lesson_practice_count(lesson):
+				var practice := BBCodeUtils.get_lesson_practice(lesson, l)
+				var id := BBCodeUtils.get_practice_id(practice)
+				index.set_practice_slug(lesson_slug, id, practice)
+
+
+static func get_course_index_instance(course_id: String = DEFAULT_COURSE_INDEX) -> CourseIndex:
+	var effective_id := course_id
+	if not COURSES.has(course_id) and COURSE_SLUG_ALIASES.has(course_id):
+		effective_id = COURSE_SLUG_ALIASES[course_id]
+
+	var index: CourseIndex = _course_index_cache.get(effective_id, null)
+	if index:
+		return index
+
+	var index_path: String = COURSES.get(effective_id, "")
+	if not index_path:
+		push_error("Invalid course %s and no alias found" % [course_id])
+		return null
+
+	var index_script: GDScript = load(index_path)
+	if not index_script:
+		push_error("Course %s at %s failed to load" % [course_id, index_path])
+		return null
+
+	index = index_script.new()
+	_course_index_cache[course_id] = index
+	return index

CourseIndexPaths.gd.uid

@@ -0,0 +1 @@
+uid://b3461ed37w8i

README.md

@@ -50,7 +50,7 @@ For code contributions, be sure to bookmark our GDScript code style guide: [GDQu
 
 You can also run the project straight in Godot by cloning the repository and importing the folder into the engine.
 
-We only recommend importing the app in Godot to study its source code or [contribute](#how-to-contribute). You will need **Godot 3.5 LTS** or a more recent stable version of Godot 3. Otherwise, it won't run.
+We only recommend importing the app in Godot to study its source code or [contribute](#how-to-contribute). You will need **Godot 4.6.1 LTS** or a more recent stable version of Godot 4. Otherwise, it won't run.
 
 Please note that practice errors will trigger the debugger and pause execution in Godot, unlike when using the release build. That's normal, and you'll need to continue execution by pressing <kbd>F7</kbd> when that happens.
 

RecolorHighlighter.tscn

@@ -0,0 +1,14 @@
+[gd_scene format=3 uid="uid://kl5p8gbewug5"]
+
+[sub_resource type="GDScript" id="GDScript_1xs7u"]
+script/source = "extends Node
+
+
+func _ready() -> void:
+	var highlighter: CodeHighlighter = load(CodeEditorEnhancer.GDSCRIPT_SYNTAX_HIGHLIGHTER_PATH)
+	CodeEditorEnhancer.enhance_highlighter(highlighter)
+	ResourceSaver.save(highlighter, CodeEditorEnhancer.GDSCRIPT_SYNTAX_HIGHLIGHTER_PATH)
+"
+
+[node name="RecolorHighlighter" type="Node" unique_id=1605165953]
+script = SubResource("GDScript_1xs7u")

addons/ColorPickerPresets/ColorPickerPresets.gd

@@ -1,16 +1,16 @@
-tool
+@tool
 extends EditorPlugin
 
 const PRESETS_FILENAME := 'presets.hex'
 
 
 func _enter_tree() -> void:
-	var presets := PoolColorArray()
-	var presets_raw := PoolStringArray()
-	var presets_file := File.new()
-	var presets_path: String = get_script().resource_path.get_base_dir().plus_file(PRESETS_FILENAME)
+	var presets := PackedColorArray()
+	var presets_raw := PackedStringArray()
+	var presets_path: String = get_script().resource_path.get_base_dir().path_join(PRESETS_FILENAME)
+	var presets_file := FileAccess.open(presets_path, FileAccess.READ)
 
-	if presets_file.open(presets_path, File.READ) == OK:
+	if presets_file:
 		presets_raw = presets_file.get_as_text().split("\n")
 		presets_file.close()
 
@@ -19,5 +19,7 @@ func _enter_tree() -> void:
 				presets.push_back(Color(hex))
 
 		get_editor_interface().get_editor_settings().set_project_metadata(
-			"color_picker", "presets", presets
+			"color_picker",
+			"presets",
+			presets,
 		)

addons/ColorPickerPresets/ColorPickerPresets.gd.uid

@@ -0,0 +1 @@
+uid://igi6vovxnanf

app-practice-screen.png.import

@@ -1,35 +1,40 @@
 [remap]
 
 importer="texture"
-type="StreamTexture"
-path="res://.import/app-practice-screen.png-2803de6b8f7978f679c93f9f4836ed49.stex"
+type="CompressedTexture2D"
+uid="uid://bt0j7w7yvxtaq"
+path="res://.godot/imported/app-practice-screen.png-2803de6b8f7978f679c93f9f4836ed49.ctex"
 metadata={
 "vram_texture": false
 }
 
 [deps]
 
 source_file="res://app-practice-screen.png"
-dest_files=[ "res://.import/app-practice-screen.png-2803de6b8f7978f679c93f9f4836ed49.stex" ]
+dest_files=["res://.godot/imported/app-practice-screen.png-2803de6b8f7978f679c93f9f4836ed49.ctex"]
 
 [params]
 
 compress/mode=0
+compress/high_quality=false
 compress/lossy_quality=0.7
-compress/hdr_mode=0
-compress/bptc_ldr=0
+compress/uastc_level=0
+compress/rdo_quality_loss=0.0
+compress/hdr_compression=1
 compress/normal_map=0
-flags/repeat=0
-flags/filter=true
-flags/mipmaps=false
-flags/anisotropic=false
-flags/srgb=2
+compress/channel_pack=0
+mipmaps/generate=false
+mipmaps/limit=-1
+roughness/mode=0
+roughness/src_normal=""
+process/channel_remap/red=0
+process/channel_remap/green=1
+process/channel_remap/blue=2
+process/channel_remap/alpha=3
 process/fix_alpha_border=true
 process/premult_alpha=false
-process/HDR_as_SRGB=false
-process/invert_color=false
 process/normal_map_invert_y=false
-stream=false
-size_limit=0
-detect_3d=true
-svg/scale=1.0
+process/hdr_as_srgb=false
+process/hdr_clamp_exposure=false
+process/size_limit=0
+detect_3d/compress_to=1

asset_lib_icon.png.import

@@ -1,35 +1,40 @@
 [remap]
 
 importer="texture"
-type="StreamTexture"
-path="res://.import/asset_lib_icon.png-195a8230d8f4e21994f87ec4f754d7d9.stex"
+type="CompressedTexture2D"
+uid="uid://cpc4ehjjs6w2w"
+path="res://.godot/imported/asset_lib_icon.png-195a8230d8f4e21994f87ec4f754d7d9.ctex"
 metadata={
 "vram_texture": false
 }
 
 [deps]
 
 source_file="res://asset_lib_icon.png"
-dest_files=[ "res://.import/asset_lib_icon.png-195a8230d8f4e21994f87ec4f754d7d9.stex" ]
+dest_files=["res://.godot/imported/asset_lib_icon.png-195a8230d8f4e21994f87ec4f754d7d9.ctex"]
 
 [params]
 
 compress/mode=0
+compress/high_quality=false
 compress/lossy_quality=0.7
-compress/hdr_mode=0
-compress/bptc_ldr=0
+compress/uastc_level=0
+compress/rdo_quality_loss=0.0
+compress/hdr_compression=1
 compress/normal_map=0
-flags/repeat=0
-flags/filter=true
-flags/mipmaps=false
-flags/anisotropic=false
-flags/srgb=2
+compress/channel_pack=0
+mipmaps/generate=false
+mipmaps/limit=-1
+roughness/mode=0
+roughness/src_normal=""
+process/channel_remap/red=0
+process/channel_remap/green=1
+process/channel_remap/blue=2
+process/channel_remap/alpha=3
 process/fix_alpha_border=true
 process/premult_alpha=false
-process/HDR_as_SRGB=false
-process/invert_color=false
 process/normal_map_invert_y=false
-stream=false
-size_limit=0
-detect_3d=true
-svg/scale=1.0
+process/hdr_as_srgb=false
+process/hdr_clamp_exposure=false
+process/size_limit=0
+detect_3d/compress_to=1

autoload/Events.gd

@@ -4,8 +4,8 @@
 extends Node
 
 signal lesson_started(lesson)
+signal lesson_read(lesson)
 signal lesson_completed(lesson)
-signal lesson_reading_block(block, previous_blocks)
 signal quiz_completed(quiz)
 signal practice_started(practice)
 signal practice_run_completed()

autoload/Events.gd.uid

@@ -0,0 +1 @@
+uid://bko768uqjf5ge

autoload/GDScriptErrorDatabase.gd

@@ -7,8 +7,7 @@ const CSV_IDENTIFIER_FIELD := "error_code"
 const CSV_EXPLANATION_FIELD := "error_explanation"
 const CSV_SUGGESTION_FIELD := "error_suggestion"
 
-var _main_table := {}
-var _translated_table := {}
+var _main_table := { }
 
 
 func _init():
@@ -24,7 +23,7 @@ func get_message(error_code: int) -> Dictionary:
 	if error_code == -1:
 		return message
 
-	if not _main_table.empty() and _main_table.has(error_code):
+	if not _main_table.is_empty() and _main_table.has(error_code):
 		var record = _main_table[error_code] as DatabaseRecord
 		if record:
 			message.explanation = record.explanation
@@ -34,27 +33,26 @@ func get_message(error_code: int) -> Dictionary:
 
 
 func _load_csv_file(file_path: String) -> Dictionary:
-	var database_file = File.new()
-	if file_path.empty() or not database_file.file_exists(file_path):
+	if file_path.is_empty() or not FileAccess.file_exists(file_path):
 		printerr(
-			"Failed to open the error database source at '%s': File does not exist." % [file_path]
+			"Failed to open the error database source at '%s': File does not exist." % [file_path],
 		)
-		return {}
+		return { }
 
-	var error = database_file.open(file_path, File.READ)
-	if error != OK:
+	var database_file := FileAccess.open(file_path, FileAccess.READ)
+	if not database_file:
 		printerr(
-			"Failed to open the error database source at '%s': Error code %d" % [file_path, error]
+			"Failed to open the error database source at '%s': Error code %d" % [file_path, FileAccess.get_open_error()],
 		)
-		return {}
+		return { }
 
-	var table = _parse_csv_file(database_file)
+	var table := _parse_csv_file(database_file)
 	database_file.close()
 	return table
 
 
-func _parse_csv_file(file: File) -> Dictionary:
-	var parsed := {}
+func _parse_csv_file(file: FileAccess) -> Dictionary:
+	var parsed := { }
 	if not file.is_open():
 		return parsed
 
@@ -71,7 +69,7 @@ func _parse_csv_file(file: File) -> Dictionary:
 		return parsed
 
 	# Loop while there is content in the file left.
-	while file.get_position() < file.get_len():
+	while file.get_position() < file.get_length():
 		var line = file.get_csv_line(CSV_DELIMITER)
 		# Empty or invalid line, ignore it.
 		if line.size() == 0 or line.size() != header.size():
@@ -85,11 +83,11 @@ func _parse_csv_file(file: File) -> Dictionary:
 			error_value = GDScriptCodes.ErrorCode[error_code]
 		elif GDQuestCodes.ErrorCode.has(error_code):
 			error_value = GDQuestCodes.ErrorCode[error_code]
-		
+
 		# It seems that the name of the error in the CSV file is invalid, reporting and skipping.
 		if error_value == -1:
 			printerr(
-				"Bad error database record '%s': No such error or warning code." % [error_code]
+				"Bad error database record '%s': No such error or warning code." % [error_code],
 			)
 			continue
 

autoload/GDScriptErrorDatabase.gd.uid

@@ -0,0 +1 @@
+uid://33sq2f0q33x4