using System.Collections.Generic;
using Cielonos.MainGame.Buffs.Character;
using Opsive.BehaviorDesigner.Runtime.Tasks;
using Opsive.GraphDesigner.Runtime.Variables;
using Opsive.Shared.Utility;
using UnityEngine;

namespace Cielonos.MainGame.Characters.AI
{
    [Description("Acquires a Formation Sector and writes the successful request into BehaviorSubcontroller.")]
    [Category("Cielonos")]
    public class AcquireSector : AutomataActionBase
    {
        [Header("Formation")]
        [Tooltip("Use the current formation request stored in BehaviorSubcontroller.")]
        public bool useCurrentFormationRole = false;

        [Tooltip("Requested tactical role.")]
        public FormationTacticalRole role = FormationTacticalRole.ActiveMelee;

        [Tooltip("Requested Sector purpose.")]
        public FormationSectorPurpose purpose = FormationSectorPurpose.Action;

        [Tooltip("Preferred Sector names. Leave empty to use FormationProfile priority scoring.")]
        public List<string> preferredSectorNames;

        [Tooltip("If enabled, only Sectors whose name is listed in Allowed Sector Names can be selected.")]
        public bool useSectorNameLimit = false;

        [Tooltip("Hard Sector name filter. Empty while enabled means no Sector can be selected.")]
        public List<string> allowedSectorNames;

        [Header("Radius Constraint")]
        [Tooltip("Restrict candidate positions by radius from the player.")]
        public bool useRadiusConstraint = true;

        [Tooltip("Allowed minimum radius. 0 means unconstrained.")]
        [SerializeField] protected SharedVariable<float> m_MinRadius = 0f;

        [Tooltip("Allowed maximum radius. 0 means unconstrained.")]
        [SerializeField] protected SharedVariable<float> m_MaxRadius = 3f;

        public override TaskStatus OnUpdate()
        {
            if (self == null || behaviorSc == null || self.buffSm.HasBuff<MovementSuppression>())
            {
                return TaskStatus.Failure;
            }

            FormationTacticalRole requestRole = useCurrentFormationRole ? behaviorSc.formationRole : role;
            FormationSectorPurpose requestPurpose = useCurrentFormationRole ? behaviorSc.formationPurpose : purpose;
            float minRadius = useRadiusConstraint ? m_MinRadius.Value : 0f;
            float maxRadius = useRadiusConstraint ? m_MaxRadius.Value : 0f;

            bool acquired = CombatManager.CoordinatorSm.TryAcquireSector(
                self,
                requestRole,
                requestPurpose,
                preferredSectorNames,
                useSectorNameLimit ? allowedSectorNames : null,
                minRadius,
                maxRadius);

            if (!acquired)
            {
                return TaskStatus.Failure;
            }

            behaviorSc.formationRole = requestRole;
            behaviorSc.formationPurpose = requestPurpose;
            behaviorSc.formationUseRadiusConstraint = useRadiusConstraint;
            behaviorSc.formationMinRadius = minRadius;
            behaviorSc.formationMaxRadius = maxRadius;
            return TaskStatus.Success;
        }
    }
}