class_name SonarCaptureSample
extends RefCounted

const SonarMaterial = preload("res://game/domain/sonar/sonar_material.gd")

var row: int
var column: int
var position_m: Vector3
var normal: Vector3
var intensity: float
var elevation_m: float
var material: SonarMaterial.Value


func _init(
	p_row: int,
	p_column: int,
	p_position_m: Vector3,
	p_normal: Vector3,
	p_intensity: float,
	p_elevation_m: float,
	p_material: SonarMaterial.Value
) -> void:
	row = p_row
	column = p_column
	position_m = p_position_m
	normal = p_normal
	intensity = p_intensity
	elevation_m = p_elevation_m
	material = p_material


func validation_error(columns: int, rows: int) -> String:
	if row < 0 or row >= rows or column < 0 or column >= columns:
		return "sonar capture sample coordinates are invalid"
	if not _vector_is_finite(position_m) or not _vector_is_finite(normal):
		return "sonar capture sample vectors are not finite"
	if normal.length_squared() < 0.25:
		return "sonar capture sample normal is invalid"
	if not is_finite(intensity) or intensity < 0.0 or intensity > 1.0:
		return "sonar capture sample intensity is invalid"
	if not is_finite(elevation_m):
		return "sonar capture sample elevation is invalid"
	if material == SonarMaterial.Value.UNKNOWN or not SonarMaterial.is_valid(material):
		return "sonar capture sample material is invalid"
	return ""


func _vector_is_finite(value: Vector3) -> bool:
	return is_finite(value.x) and is_finite(value.y) and is_finite(value.z)