ModernUO/Projects/UOContent/Skills/Discordance.cs
2022-10-15 10:46:31 -07:00

274 lines
10 KiB
C#

using System;
using System.Collections.Generic;
using Server.Items;
using Server.Mobiles;
using Server.Targeting;
namespace Server.SkillHandlers
{
public static class Discordance
{
private static readonly Dictionary<Mobile, DiscordanceInfo> m_Table = new();
public static void Initialize()
{
SkillInfo.Table[(int)SkillName.Discordance].Callback = OnUse;
}
public static TimeSpan OnUse(Mobile m)
{
m.RevealingAction();
BaseInstrument.PickInstrument(m, OnPickedInstrument);
return TimeSpan.FromSeconds(1.0); // Cannot use another skill for 1 second
}
public static void OnPickedInstrument(Mobile from, BaseInstrument instrument)
{
from.RevealingAction();
from.SendLocalizedMessage(1049541); // Choose the target for your song of discordance.
from.Target = new DiscordanceTarget(from, instrument);
from.NextSkillTime = Core.TickCount + 6000;
}
public static bool GetEffect(Mobile targ, ref int effect)
{
if (!m_Table.TryGetValue(targ, out var info))
{
return false;
}
effect = info.m_Effect;
return true;
}
private static void ProcessDiscordance(DiscordanceInfo info)
{
var from = info.m_From;
var targ = info.m_Creature;
var ends = false;
// According to uoherald bard must remain alive, visible, and
// within range of the target or the effect ends in 15 seconds.
if (!targ.Alive || targ.Deleted || !from.Alive || from.Hidden)
{
ends = true;
}
else
{
var range = (int)targ.GetDistanceToSqrt(from);
var maxRange = BaseInstrument.GetBardRange(from, SkillName.Discordance);
if (from.Map != targ.Map || range > maxRange)
{
ends = true;
}
}
if (ends && info.m_Ending && info.m_EndTime < Core.Now)
{
info._timerToken.Cancel();
info.Clear();
m_Table.Remove(targ);
}
else
{
if (ends && !info.m_Ending)
{
info.m_Ending = true;
info.m_EndTime = Core.Now + TimeSpan.FromSeconds(15);
}
else if (!ends)
{
info.m_Ending = false;
info.m_EndTime = Core.Now;
}
targ.FixedEffect(0x376A, 1, 32);
}
}
private class DiscordanceInfo
{
public readonly Mobile m_Creature;
public readonly int m_Effect;
public readonly Mobile m_From;
public bool m_Ending;
public DateTime m_EndTime;
public TimerExecutionToken _timerToken;
public DiscordanceInfo(Mobile from, Mobile creature, int effect)
{
m_From = from;
m_Creature = creature;
m_EndTime = Core.Now;
m_Ending = false;
m_Effect = effect;
}
public void Clear()
{
m_Creature.RemoveResistanceMod("Discordance");
m_Creature.RemoveStatMod("Discordance");
m_Creature.RemoveSkillMod("Discordance");
}
}
public class DiscordanceTarget : Target
{
private readonly BaseInstrument m_Instrument;
public DiscordanceTarget(Mobile from, BaseInstrument inst) : base(
BaseInstrument.GetBardRange(from, SkillName.Discordance),
false,
TargetFlags.None
) => m_Instrument = inst;
protected override void OnTarget(Mobile from, object target)
{
from.RevealingAction();
from.NextSkillTime = Core.TickCount + 1000;
if (!m_Instrument.IsChildOf(from.Backpack))
{
from.SendLocalizedMessage(
1062488
); // The instrument you are trying to play is no longer in your backpack!
}
else if (target is Mobile targ)
{
if (targ == from || targ is BaseCreature bc &&
(bc.BardImmune || !from.CanBeHarmful(bc, false)) &&
bc.ControlMaster != from)
{
from.SendLocalizedMessage(1049535); // A song of discord would have no effect on that.
}
else if (m_Table.ContainsKey(targ)) // Already discorded
{
from.SendLocalizedMessage(1049537); // Your target is already in discord.
}
else if (!targ.Player)
{
var diff = m_Instrument.GetDifficultyFor(targ) - 10.0;
var music = from.Skills.Musicianship.Value;
if (music > 100.0)
{
diff -= (music - 100.0) * 0.5;
}
if (!BaseInstrument.CheckMusicianship(from))
{
from.SendLocalizedMessage(500612); // You play poorly, and there is no effect.
m_Instrument.PlayInstrumentBadly(from);
m_Instrument.ConsumeUse(from);
}
else if (from.CheckTargetSkill(SkillName.Discordance, targ, diff - 25.0, diff + 25.0))
{
from.SendLocalizedMessage(1049539); // You play the song surpressing your targets strength
m_Instrument.PlayInstrumentWell(from);
m_Instrument.ConsumeUse(from);
int effect;
double scalar;
if (Core.AOS)
{
var discord = from.Skills.Discordance.Value;
if (discord > 100.0)
{
effect = -20 + (int)((discord - 100.0) / -2.5);
}
else
{
effect = (int)(discord / -5.0);
}
if (Core.SE && BaseInstrument.GetBaseDifficulty(targ) >= 160.0)
{
effect /= 2;
}
scalar = effect * 0.01;
targ.AddResistanceMod(new ResistanceMod(ResistanceType.Physical, "Discordance", effect));
targ.AddResistanceMod(new ResistanceMod(ResistanceType.Fire, "Discordance", effect));
targ.AddResistanceMod(new ResistanceMod(ResistanceType.Cold, "Discordance", effect));
targ.AddResistanceMod(new ResistanceMod(ResistanceType.Poison, "Discordance", effect));
targ.AddResistanceMod(new ResistanceMod(ResistanceType.Energy, "Discordance", effect));
}
else
{
effect = (int)(from.Skills.Discordance.Value / -5.0);
scalar = effect * 0.01;
targ.AddStatMod(
new StatMod(
StatType.Str,
"Discordance",
(int)(targ.RawStr * scalar),
TimeSpan.Zero
)
);
targ.AddStatMod(
new StatMod(
StatType.Int,
"Discordance",
(int)(targ.RawInt * scalar),
TimeSpan.Zero
)
);
targ.AddStatMod(
new StatMod(
StatType.Dex,
"Discordance",
(int)(targ.RawDex * scalar),
TimeSpan.Zero
)
);
}
for (var i = 0; i < targ.Skills.Length; ++i)
{
var skill = targ.Skills[i];
if (skill.Value > 0)
{
targ.AddSkillMod(new DefaultSkillMod(skill.SkillName, "Discordance", true, skill.Value * scalar));
}
}
var info = new DiscordanceInfo(from, targ, effect.Abs());
Timer.StartTimer(
TimeSpan.Zero,
TimeSpan.FromSeconds(1.25),
() => ProcessDiscordance(info),
out info._timerToken
);
m_Table[targ] = info;
}
else
{
from.SendLocalizedMessage(1049540); // You fail to disrupt your target
m_Instrument.PlayInstrumentBadly(from);
m_Instrument.ConsumeUse(from);
}
from.NextSkillTime = Core.TickCount + 12000;
}
else
{
m_Instrument.PlayInstrumentBadly(from);
}
}
else
{
from.SendLocalizedMessage(1049535); // A song of discord would have no effect on that.
}
}
}
}
}