using UnityEngine;

[CreateAssetMenu(
    fileName = "MapEnemyBalance",
    menuName = "Map Radar/Enemy Balance Config")]
public sealed class MapEnemyBalanceConfig : ScriptableObject
{
    [Header("Wave")]
    [SerializeField, Min(0)] private int targetsPerWave = 5;
    [SerializeField, Min(0.02f)] private float simulationStep = 0.1f;

    [Header("Spawn")]
    [SerializeField, Range(0f, MapCoordinateSystem.CoordinateMaximum)]
    private float minimumSpawnDistanceFromBase = 5f;
    [SerializeField, Range(1, 128)] private int spawnPositionAttempts = 32;

    [Header("Global Balance Multipliers")]
    [SerializeField, Min(0f)] private float movementSpeedMultiplier = 0.5f;
    [SerializeField, Min(0f)] private float attackDelayMultiplier = 1.5f;
    [SerializeField, Min(0.01f)] private float healthMultiplier = 1f;
    [SerializeField, Min(0f)] private float baseDamageMultiplier = 1f;

    public int TargetsPerWave => Mathf.Max(0, targetsPerWave);
    public float SimulationStep => Mathf.Max(0.02f, simulationStep);
    public float MinimumSpawnDistanceFromBase => Mathf.Clamp(
        minimumSpawnDistanceFromBase,
        0f,
        MapCoordinateSystem.CoordinateMaximum);
    public int SpawnPositionAttempts => Mathf.Clamp(spawnPositionAttempts, 1, 128);
    public float MovementSpeedMultiplier => Mathf.Max(0f, movementSpeedMultiplier);
    public float AttackDelayMultiplier => Mathf.Max(0f, attackDelayMultiplier);
    public float HealthMultiplier => Mathf.Max(0.01f, healthMultiplier);
    public float BaseDamageMultiplier => Mathf.Max(0f, baseDamageMultiplier);

    public float GetMovementSpeed(TargetConfig target) =>
        target != null ? target.MovementSpeed * MovementSpeedMultiplier : 0f;

    public float GetAttackDelay(TargetConfig target) =>
        target != null ? target.TimeBeforeAttack * AttackDelayMultiplier : 0f;

    public int GetHealth(TargetConfig target) => target != null
        ? Mathf.Max(1, Mathf.RoundToInt(target.Health * HealthMultiplier))
        : 1;

    public int GetBaseDamage(TargetConfig target) => target != null
        ? Mathf.Max(0, Mathf.RoundToInt(target.BaseDamage * BaseDamageMultiplier))
        : 1;

    private void OnValidate()
    {
        targetsPerWave = Mathf.Max(0, targetsPerWave);
        simulationStep = Mathf.Max(0.02f, simulationStep);
        minimumSpawnDistanceFromBase = Mathf.Clamp(
            minimumSpawnDistanceFromBase,
            0f,
            MapCoordinateSystem.CoordinateMaximum);
        spawnPositionAttempts = Mathf.Clamp(spawnPositionAttempts, 1, 128);
        movementSpeedMultiplier = Mathf.Max(0f, movementSpeedMultiplier);
        attackDelayMultiplier = Mathf.Max(0f, attackDelayMultiplier);
        healthMultiplier = Mathf.Max(0.01f, healthMultiplier);
        baseDamageMultiplier = Mathf.Max(0f, baseDamageMultiplier);
    }
}