using UnityEngine;

namespace Arena.Combat
{
    /// <summary>
    /// Everything a hit carries: amount, type, source and targeted team. Passed to IDamageable.TakeDamage.
    /// </summary>
    public readonly struct DamageInfo
    {
        public readonly int Amount;

        public readonly DamageType Type;

        /// <summary>
        /// Object that dealt the damage: shooter, damage zone... Can be null.
        /// </summary>
        public readonly GameObject Source;

        /// <summary>
        /// Team hurt by this damage: Allied for enemy shots, Enemy for player shots, All for everyone.
        /// </summary>
        public readonly Team Target;

        public DamageInfo(int amount, DamageType type, GameObject source = null, Team target = Team.All)
        {
            Amount = amount;
            Type = type;
            Source = source;
            Target = target;
        }

        /// <summary>
        /// True if this damage can hurt an IDamageable of the given team.
        /// </summary>
        public bool CanHit(Team team)
        {
            return CanHit(Target, team);
        }

        /// <summary>
        /// True if a damage targeting a team can hurt an IDamageable of another team.
        /// </summary>
        public static bool CanHit(Team target, Team team)
        {
            return target == Team.All || team == Team.All || team == target;
        }
    }
}