Added settings; Fixed virtual keyboard height bug with hack; Initial support of multiple themes.

1 files changed, 118 insertions, 0 deletions

diff --git a/logic/settings.gd b/logic/settings.gd
new file mode 100644
index 0000000..51f0e30
--- /dev/null
+++ b/logic/settings.gd
@@ -0,0 +1,118 @@
+extends Reference
+class_name Settings
+
+const SETTINGS_FILE_PATH	:= "user://settings.json"
+const SETTINGS_FILE_VERSION	:= "SETTINGS_V1"
+
+var settings				: Dictionary
+var defer_save				:= false
+
+
+func _init():
+	load_settings()
+
+
+func set_value(name: String, value) -> void:
+	settings[name] = value
+	if defer_save == false:
+		save_settings()
+
+
+func get_value(name: String, default = null):
+	if settings.has(name) == false:
+		printerr("Setting '%s' not found." % name)
+	
+	return settings.get(name, default)
+
+
+func remove_value(name: String) -> void:
+	settings.erase(name)
+	if defer_save == false:
+		save_settings()
+
+
+func save_settings(file_path: String = SETTINGS_FILE_PATH):
+	match file_path.get_extension():
+		"json":
+			export_json(file_path, settings)
+		
+		_:
+			printerr("Invalid settings file extension '%s', expected 'json'." % file_path.get_file())
+			return
+
+
+static func export_json(file_path: String, data: Dictionary):
+	var settings_file := {
+		"version": SETTINGS_FILE_VERSION,
+		"settings": data,
+	}
+	var indentation_char := "" if file_path == SETTINGS_FILE_PATH else "\t"
+	var file_content := JSON.print(settings_file, indentation_char)
+	
+	var file := File.new()
+	file.open(file_path, File.WRITE)
+	file.store_string(file_content)
+	file.close()
+
+
+func load_settings(file_path: String = SETTINGS_FILE_PATH):
+	match file_path.get_extension():
+		"json":
+			settings = import_json(file_path)
+		
+		_:
+			printerr("Invalid settings file extension '%s', expected 'json'." % file_path.get_file())
+			return
+
+
+static func import_json(file_path: String) -> Dictionary:
+	var result := {}
+	
+	var file := File.new()
+	var error := file.open(file_path, File.READ_WRITE)
+	if error != OK:
+		printerr("Failed to open settings file '%s' (error %d)." % [file_path, error])
+		return result
+	var file_content = file.get_as_text()
+	file.close()
+	var parse_result = JSON.parse(file_content)
+	
+	# @DAM All these import/export json functions in database/state/settings could maybe be abstracted!?
+	
+#	if parse_result.error != OK:
+#		printerr("Failed to parse settings file '%s' (error %d)." % [file_path, parse_result.error])
+#	elif typeof(parse_result.result) != TYPE_DICTIONARY:
+#		printerr("Invalid settings file type '%s', expected '%s'." % [typeof(parse_result.result), TYPE_DICTIONARY])
+#	elif parse_result.result["version"] != SETTINGS_FILE_VERSION:
+#		printerr("Invalid settings file version '%s', expected '%s'." % [parse_result.result["version"], SETTINGS_FILE_VERSION])
+#	elif typeof(parse_result.result["settings"]) != TYPE_ARRAY:
+#		printerr("Invalid settings content type '%s', expected '%s'." % [typeof(parse_result.result["settings"]), TYPE_DICTIONARY])
+#	else:
+#		result = parse_result.result["settings"]
+	
+	
+#	WIP WIP WIP
+#	Decide on how to print errors.
+#	Maybe use error checking as defined above.
+#	Maybe create parameterized functions to import/export JSON files.
+	
+	if parse_result.error != OK:
+		printerr("Failed to parse settings file '%s' (error %d)." % [file_path, parse_result.error])
+		return result
+	
+	if typeof(parse_result.result) != TYPE_DICTIONARY:
+		print_stack() # @DAM Decide on how to print errors ... once and for all!
+		printerr("Invalid settings file type '%s', expected '%s'." % [typeof(parse_result.result), TYPE_DICTIONARY])
+		return result
+	
+	if parse_result.result["version"] != SETTINGS_FILE_VERSION:
+		printerr("Invalid settings file version '%s', expected '%s'." % [parse_result.result["version"], SETTINGS_FILE_VERSION])
+		return result
+	
+	if typeof(parse_result.result["settings"]) != TYPE_DICTIONARY:
+		printerr("Invalid settings content type '%s', expected '%s'." % [typeof(parse_result.result["settings"]), TYPE_DICTIONARY])
+		return result
+	
+	result = parse_result.result["settings"]
+	return result
+