using System;

namespace Server.Spells.Spellweaving
{
  public class EtherealVoyageSpell : ArcaneForm
  {
    private static SpellInfo m_Info = new SpellInfo(
      "Ethereal Voyage", "Orlavdra",
      -1
    );

    public EtherealVoyageSpell(Mobile caster, Item scroll = null)
      : base(caster, scroll, m_Info)
    {
    }

    public override TimeSpan CastDelayBase => TimeSpan.FromSeconds(3.5);

    public override double RequiredSkill => 24.0;
    public override int RequiredMana => 32;

    public override int Body => 0x302;
    public override int Hue => 0x48F;

    public static void Initialize()
    {
      EventSink.AggressiveAction += delegate(AggressiveActionEventArgs e)
      {
        if (TransformationSpellHelper.UnderTransformation(e.Aggressor, typeof(EtherealVoyageSpell)))
          TransformationSpellHelper.RemoveContext(e.Aggressor, true);
      };
    }

    public override bool CheckCast()
    {
      if (TransformationSpellHelper.UnderTransformation(Caster, typeof(EtherealVoyageSpell)))
        Caster.SendLocalizedMessage(501775); // This spell is already in effect.
      else if (!Caster.CanBeginAction<EtherealVoyageSpell>())
        Caster.SendLocalizedMessage(1075124); // You must wait before casting that spell again.
      else if (Caster.Combatant != null)
        Caster.SendLocalizedMessage(1072586); // You cannot cast Ethereal Voyage while you are in combat.
      else
        return base.CheckCast();

      return false;
    }

    public override void DoEffect(Mobile m)
    {
      m.PlaySound(0x5C8);
      m.SendLocalizedMessage(1074770); // You are now under the effects of Ethereal Voyage.

      double skill = Caster.Skills.Spellweaving.Value;

      TimeSpan duration = TimeSpan.FromSeconds(12 + (int)(skill / 24) + FocusLevel * 2);

      Timer.DelayCall(duration, RemoveEffect, Caster);

      Caster.BeginAction(
        typeof(EtherealVoyageSpell)); //Cannot cast this spell for another 5 minutes(300sec) after effect removed.

      BuffInfo.AddBuff(Caster, new BuffInfo(BuffIcon.EtherealVoyage, 1031613, 1075805, duration, Caster));
    }

    public override void RemoveEffect(Mobile m)
    {
      m.SendLocalizedMessage(1074771); // You are no longer under the effects of Ethereal Voyage.

      TransformationSpellHelper.RemoveContext(m, true);

      Timer.DelayCall(TimeSpan.FromMinutes(5), delegate { m.EndAction<EtherealVoyageSpell>(); });

      BuffInfo.RemoveBuff(m, BuffIcon.EtherealVoyage);
    }
  }
}