namespace HoM.Combat.Actions

{

    [CreateAssetMenu(menuName = "HoM/Game Design/Actions/Movement Action")]

    public class MovementAction : CombatAction

    {

        protected void RotateTowardsDirection(Vector3 dir)

        {

            dir = dir.normalized;

            var angle = 90 - Mathf.Atan2(dir.z, dir.x) * Mathf.Rad2Deg;

            var euler = Quaternion.Euler(CombatActor.transform.localEulerAngles);

            var newRot = Quaternion.Euler(euler.x, angle, euler.z);

            CombatActor.transform.localRotation = Quaternion.Slerp(CombatActor.transform.localRotation, newRot, 0.5f);

        }

​

        protected IEnumerator RotateTowardsDirectionRoutine(Vector3 dir, float duration = 0.1f)

        {

            dir = dir.normalized;

            var angle = 90 - Mathf.Atan2(dir.z, dir.x) * Mathf.Rad2Deg;

            var euler = Quaternion.Euler(CombatActor.transform.localEulerAngles);

            var newRot = Quaternion.Euler(euler.x, angle, euler.z);

            for (var i = 0f; i < duration; i += Time.deltaTime)

            {

                CombatActor.transform.localRotation =

                    Quaternion.Slerp(CombatActor.transform.localRotation, newRot, i / duration);

                yield return new WaitForEndOfFrame();

            }

        }

        protected Vector3 GetRandomPoint(float radius)

        {   

            var actorPos = CombatActor.transform.position;

            var activeRoom = ArenaLevelManager.Instance.currentActiveRoom;

            var randomPoint = new Vector3(Random.Range(activeRoom.minimumX, activeRoom.maximumX), actorPos.y,

                Random.Range(activeRoom.minimumZ, activeRoom.maximumZ));

            var randomDirection = actorPos + (randomPoint - actorPos).normalized * radius;

            var walkableMask = CombatActor.AgentType switch

            {

                Actor.NavMeshAgentType.Normal => 1 << NavMesh.GetAreaFromName("Walkable"),

                Actor.NavMeshAgentType.Flying => 1 << NavMesh.GetAreaFromName("Flying"),

                _ => throw new ArgumentOutOfRangeException()

            };

            var finalPos = actorPos;

            if (NavMesh.SamplePosition(randomDirection, out var hit, radius, CombatActor.Agent.areaMask))

            {

                finalPos = hit.position;

            }

​

            return finalPos;

        }

        protected Vector3 GetRandomPointFromSpecificPosition(Vector3 position, float radius)

        {

            var randomDirection = position + Random.insideUnitSphere * radius;

            var walkableMask = CombatActor.AgentType switch

            {

                Actor.NavMeshAgentType.Normal => 1 << NavMesh.GetAreaFromName("Walkable"),

                Actor.NavMeshAgentType.Flying => 1 << NavMesh.GetAreaFromName("Flying"),

                _ => throw new ArgumentOutOfRangeException()

            };

            var finalPos = position;

            if (NavMesh.SamplePosition(randomDirection, out var hit, radius, CombatActor.Agent.areaMask))

            {

                finalPos = hit.position;

            }

​

            return finalPos;

        }

        protected bool IsReachable(Vector3 currentDestination, int walkableMask = -1)

        {

            var path = new NavMeshPath();

            var reachable = NavMesh.CalculatePath(CombatActor.transform.position, currentDestination,

                walkableMask, path);

            return reachable;

        }

    }

}