Error elaborator (#891)

* elaborate error messages

* removed accidental change

for some reason godot changes main.tscn gets changed when i open it

* Update Main.tscn

removed accidental change part 2

* formatting

* formatting

* formatting

* lint ignore

project.godot

@@ -357,6 +357,7 @@ Export="*res://src/Autoload/Export.gd"
 Palettes="*res://src/Autoload/Palettes.gd"
 Keychain="*res://addons/keychain/Keychain.gd"
 ExtensionsApi="*res://src/Autoload/ExtensionsAPI.gd"
+ErrorManager="*res://src/Autoload/ErrorManager.gd"
 
 [debug]
 

src/Autoload/ErrorManager.gd

@@ -0,0 +1,108 @@
+extends Node
+
+
+func parse(error: int, start := "", end := ""):
+	var message: String
+	match error:
+		OK:
+			message = "everything is fine"
+		FAILED:
+			message = "Generic error."
+		ERR_UNAVAILABLE:
+			message = "Unavailable error."
+		ERR_UNCONFIGURED:
+			message = "Unconfigured error."
+		ERR_UNAUTHORIZED:
+			message = "Unauthorized error."
+		ERR_PARAMETER_RANGE_ERROR:
+			message = "Parameter range error."
+		ERR_OUT_OF_MEMORY:
+			message = "Out of memory (OOM) error."
+		ERR_FILE_NOT_FOUND:
+			message = "File: Not found error."
+		ERR_FILE_BAD_DRIVE:
+			message = "File: Bad drive error."
+		ERR_FILE_BAD_PATH:
+			message = "File: Bad path error."
+		ERR_FILE_NO_PERMISSION:
+			message = "File: No permission error."
+		ERR_FILE_ALREADY_IN_USE:
+			message = "File: Already in use error."
+		ERR_FILE_CANT_OPEN:
+			message = "File: Can't open error."
+		ERR_FILE_CANT_WRITE:
+			message = "File: Can't write error."
+		ERR_FILE_CANT_READ:
+			message = "File: Can't read error."
+		ERR_FILE_UNRECOGNIZED:
+			message = "File: Unrecognized error."
+		ERR_FILE_CORRUPT:
+			message = "File: Corrupt error."
+		ERR_FILE_MISSING_DEPENDENCIES:
+			message = "File: Missing dependencies error."
+		ERR_FILE_EOF:
+			message = "File: End of file (EOF) error."
+		ERR_CANT_OPEN:
+			message = "Can't open error."
+		ERR_CANT_CREATE:
+			message = "Can't create error."
+		ERR_QUERY_FAILED:
+			message = "Query failed error."
+		ERR_ALREADY_IN_USE:
+			message = "Already in use error."
+		ERR_LOCKED:
+			message = "Locked error."
+		ERR_TIMEOUT:
+			message = "Timeout error."
+		ERR_CANT_CONNECT:
+			message = "Can't connect error."
+		ERR_CANT_RESOLVE:
+			message = "Can't resolve error."
+		ERR_CONNECTION_ERROR:
+			message = "Connection error."
+		ERR_CANT_ACQUIRE_RESOURCE:
+			message = "Can't acquire resource error."
+		ERR_CANT_FORK:
+			message = "Can't fork process error."
+		ERR_INVALID_DATA:
+			message = "Invalid data error."
+		ERR_INVALID_PARAMETER:
+			message = "Invalid parameter error."
+		ERR_ALREADY_EXISTS:
+			message = "Already exists error."
+		ERR_DOES_NOT_EXIST:
+			message = "Does not exist error."
+		ERR_DATABASE_CANT_READ:
+			message = "Database: Read error."
+		ERR_DATABASE_CANT_WRITE:
+			message = "Database: Write error."
+		ERR_COMPILATION_FAILED:
+			message = "Compilation failed error."
+		ERR_METHOD_NOT_FOUND:
+			message = "Method not found error."
+		ERR_LINK_FAILED:
+			message = "Linking failed error."
+		ERR_SCRIPT_FAILED:
+			message = "Script failed error."
+		ERR_CYCLIC_LINK:
+			message = "Cycling link (import cycle) error."
+		ERR_INVALID_DECLARATION:
+			message = "Invalid declaration error."
+		ERR_DUPLICATE_SYMBOL:
+			message = "Duplicate symbol error."
+		ERR_PARSE_ERROR:
+			message = "Parse error."
+		ERR_BUSY:
+			message = "Busy error."
+		ERR_SKIP:
+			message = "Skip error."
+		ERR_HELP:
+			message = "Help error."
+		ERR_BUG:
+			message = "Bug error."
+		ERR_PRINTER_ON_FIRE:
+# gdlint: ignore=max-line-length
+			message = "Printer on fire error. (This is an easter egg, no engine methods return this error code.)"
+		_:
+			message = "Unknown error"
+	return str(start, message, end)

src/Autoload/Export.gd

@@ -266,7 +266,12 @@ func export_processed_images(
 			else:
 				var err: int = processed_images[i].save_png(export_paths[i])
 				if err != OK:
-					Global.error_dialog.set_text(tr("File failed to save. Error code %s") % err)
+					Global.error_dialog.set_text(
+						(
+							tr("File failed to save. Error code %s")
+							% str(err, ErrorManager.parse(err, " (", ")"))
+						)
+					)
 					Global.error_dialog.popup_centered()
 					Global.dialog_open(true)
 					succeeded = false

src/Autoload/OpenSave.gd

@@ -64,7 +64,10 @@ func handle_loading_file(file: String) -> void:
 		if err != OK:  # An error occurred
 			var file_name: String = file.get_file()
 			Global.error_dialog.set_text(
-				tr("Can't load file '%s'.\nError code: %s") % [file_name, str(err)]
+				(
+					tr("Can't load file '%s'.\nError code: %s")
+					% [file_name, str(err, ErrorManager.parse(err, " (", ")"))]
+				)
 			)
 			Global.error_dialog.popup_centered()
 			Global.dialog_open(true)
@@ -120,7 +123,9 @@ func open_pxo_file(path: String, untitled_backup: bool = false, replace_empty: b
 		err = file.open(path, File.READ)  # If the file is not compressed open it raw (pre-v0.7)
 
 	if err != OK:
-		Global.error_dialog.set_text(tr("File failed to open. Error code %s") % err)
+		Global.error_dialog.set_text(
+			tr("File failed to open. Error code %s") % str(err, ErrorManager.parse(err, " (", ")"))
+		)
 		Global.error_dialog.popup_centered()
 		Global.dialog_open(true)
 		file.close()
@@ -391,7 +396,11 @@ func save_pxo_file(
 		err = file.open(temp_path, File.WRITE)
 
 	if err != OK:
-		Global.error_dialog.set_text(tr("File failed to save. Error code %s") % err)
+		if temp_path.is_valid_filename():
+			return true
+		Global.error_dialog.set_text(
+			tr("File failed to save. Error code %s") % str(err, ErrorManager.parse(err, " (", ")"))
+		)
 		Global.error_dialog.popup_centered()
 		Global.dialog_open(true)
 		file.close()

src/Preferences/HandleExtensions.gd

@@ -141,7 +141,7 @@ func _add_extension(file_name: String) -> void:
 	var extension_config_file := File.new()
 	var err := extension_config_file.open(extension_config_file_path, File.READ)
 	if err != OK:
-		print("Error loading config file: ", err)
+		print("Error loading config file: ", err, ErrorManager.parse(err, " (", ")"))
 		extension_config_file.close()
 		return