@tool
class_name ValidationResult
extends RefCounted


var errors: Array[String] = []
var warnings: Array[String] = []


func add_error(message: String) -> void:
	errors.append(message)


func add_warning(message: String) -> void:
	warnings.append(message)


func is_valid() -> bool:
	return errors.is_empty()


func has_warnings() -> bool:
	return not warnings.is_empty()


func get_summary() -> String:
	if not is_valid():
		return "%d error(s), %d warning(s)" % [
			errors.size(),
			warnings.size()
		]

	if has_warnings():
		return "Valid with %d warning(s)" % warnings.size()

	return "Valid"

func merge(
	other: ValidationResult
) -> void:

	if other == null:
		return

	errors.append_array(
		other.errors
	)

	warnings.append_array(
		other.warnings
	)
	
	var result := ValidationResult.new()