using System;
using Server;
using Server.Spells;
using Server.Network;
using Server.Mobiles;
using System.Collections.Generic;
using Server.Engines.PartySystem;
using Server.Targeting;
using Server.Items;

namespace Server.Spells.SkillMasteries
{
	public abstract class BardSpell : SkillMasterySpell
	{
        private BaseInstrument m_Instrument;
        public BaseInstrument Instrument { get { return m_Instrument; } }

        public virtual double SlayerBonus { get { return 1.5; } }

        public override double RequiredSkill { get { return 90; } }
        public override double UpKeep { get { return 0; } }
        public override int RequiredMana { get { return 0; } }
        public override bool PartyEffects { get { return false; } }
        public override bool DamageCanDisrupt { get { return true; } }

        public override double BaseSkillBonus
        {
            get
            {
                return Math.Floor(2 + (((Caster.Skills[CastSkill].Base - 90) / 10) + ((Caster.Skills[DamageSkill].Base - 90) / 10)));
            }
        }

		public override double CollectiveBonus 
		{ 
			get 
			{
                double bonus = 0;
				double prov = Caster.Skills[SkillName.Provocation].Base;
				double peac = Caster.Skills[SkillName.Peacemaking].Base;
				double disc = Caster.Skills[SkillName.Discordance].Base;

				switch(CastSkill)
				{
					default: return 0.0;
					case SkillName.Provocation:
                        if (peac >= 100) bonus += 1 + ((peac - 100) / 10);
                        if (disc >= 100) bonus += 1 + ((disc - 100) / 10);
						break;
					case SkillName.Peacemaking:
                        if (prov >= 100) bonus += 1 + ((peac - 100) / 10);
                        if (disc >= 100) bonus += 1 + ((disc - 100) / 10);
						break;
					case SkillName.Discordance:
                        if (prov >= 100) bonus += 1 + ((peac - 100) / 10);
                        if (peac >= 100) bonus += 1 + ((disc - 100) / 10);
						break;
				}

                return bonus;
			}
		}
		
		public override SkillName DamageSkill{ get{ return SkillName.Musicianship; } }

        public override int UpkeepCancelMessage { get { return 1115665; } } // You do not have enough mana to continue infusing your song with magic.
        public override int OutOfRangeMessage { get { return 1115771; } } // Your target is no longer in range of your spellsong.
        public override int DisruptMessage { get { return 1115710; } } // Your spell song has been interrupted.

		public BardSpell( Mobile caster, Item scroll, SpellInfo info ) : base( caster, null, info )
		{
		}

        public override bool CheckCast()
        {
            int mana = ScaleMana(RequiredMana);

            if (!base.CheckCast())
                return false;

            m_Instrument = BaseInstrument.GetInstrument(Caster);

            if (m_Instrument == null)
            {
                BaseInstrument.PickInstrument(Caster, new InstrumentPickedCallback(OnPickedInstrument));
                return false;
            }

            return true;
        }

        public void OnPickedInstrument(Mobile from, BaseInstrument instrument)
        {
            from.SendMessage("You choose a muscial instrument. Try using the bard mastery again.");
        }

        public override bool CheckFizzle()
        {
            bool check = base.CheckFizzle();

            if (check)
            {
                if (m_Instrument != null)
                {
                    m_Instrument.PlayInstrumentWell(Caster);
                    m_Instrument.ConsumeUse(Caster);
                }
            }
            else
            {
                Caster.SendLocalizedMessage(500612); // You play poorly, and there is no effect.

                if(m_Instrument != null)
                    m_Instrument.PlayInstrumentBadly(Caster);
            }

            return check;
        }

		public override void SendCastEffect()
		{
			Caster.FixedEffect( 0x37C4, 10, (int)( GetCastDelay().TotalSeconds * 28 ), 4, 3 );
		}

		public override void GetCastSkills( out double min, out double max )
		{
            min = RequiredSkill;
			max = RequiredSkill + 25.0;
		}
		
		public static int GetMasteryBonus(PlayerMobile pm, SkillName useSkill)
		{
            if (useSkill == pm.Skills.CurrentMastery)
                return 10;

            if (pm.Skills.CurrentMastery == SkillName.Provocation 
                || pm.Skills.CurrentMastery == SkillName.Discordance 
                || pm.Skills.CurrentMastery == SkillName.Peacemaking)
                return 5;
				
			return 0;
		}

        public virtual double GetSlayerBonus()
        {
            if (Target == null)
                return 1.0;

            ISlayer slayer = Instrument as ISlayer;

            if (slayer != null)
            {
                SlayerEntry se1 = SlayerGroup.GetEntryByName(slayer.Slayer);
                SlayerEntry se2 = SlayerGroup.GetEntryByName(slayer.Slayer2);

                if ((se1 != null && se1.Slays(Target)) || (se2 != null && se2.Slays(Target)))
                {
                    return SlayerBonus;
                }
            }

            return 1.0;
        }
	}
}