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[Rule] Ensure mana taps only effect NPC's that have mana. (#3907)

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* [Rule] Ensure mana taps only effect NPC's that have mana.

* Requested Changes

* fail at the beginning of a cast.

* Fixes
This commit is contained in:
Fryguy 2024-01-08 06:23:54 -05:00 committed by GitHub
parent ce73f6bfe1
commit e5db19965f
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 18 additions and 8 deletions
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1
common/ruletypes.h
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@ -477,6 +477,7 @@ RULE_BOOL(Spells, EvacClearAggroInSameZone, false, "Enable to clear aggro on cli
RULE_BOOL(Spells, CharmAggroOverLevel, false, "Enabling this rule will cause Charm casts over level to show resisted and cause aggro. Early EQ style.")
RULE_BOOL(Spells, RequireMnemonicRetention, true, "Enabling will require spell slots 9-12 to have the appropriate Mnemonic Retention AA learned.")
RULE_BOOL(Spells, EvacClearCharmPet, false, "Enable to have evac in zone clear charm from charm pets and detach buffs.")
RULE_BOOL(Spells, ManaTapsRequireNPCMana, false, "Enabling will require target to have mana to tap. Default off as many npc's are caster class with 0 mana and need fixed.")
RULE_CATEGORY_END()
RULE_CATEGORY(Combat)

25
zone/spells.cpp
View File

@ -220,6 +220,23 @@ bool Mob::CastSpell(uint16 spell_id, uint16 target_id, CastingSlot slot,
BuffFadeByEffect(SE_NegateIfCombat);
}
// check to see if target is a caster mob before performing a mana tap
if(GetTarget() && IsManaTapSpell(spell_id)) {
if (
GetTarget()->GetCasterClass() == 'N' &&
(
!RuleB(Spells, ManaTapsRequireNPCMana) ||
(
RuleB(Spells, ManaTapsRequireNPCMana) &&
GetTarget()->GetMana() == 0
)
)
) {
InterruptSpell(TARGET_NO_MANA, 0x121, spell_id);
return false;
}
}
//Casting a spell from an item click will also stop bard pulse.
if (HasActiveSong() && (IsBardSong(spell_id) || slot == CastingSlot::Item)) {
LogSpells("Casting a new song while singing a song. Killing old song [{}]", bardsong);
@ -2481,14 +2498,6 @@ bool Mob::SpellFinished(uint16 spell_id, Mob *spell_target, CastingSlot slot, in
return false;
}
// check to see if target is a caster mob before performing a mana tap
if(spell_target && IsManaTapSpell(spell_id)) {
if(spell_target->GetCasterClass() == 'N') {
MessageString(Chat::Red, TARGET_NO_MANA);
return false;
}
}
//range check our target, if we have one and it is not us
float range = spells[spell_id].range + GetRangeDistTargetSizeMod(spell_target);
if(IsClient() && CastToClient()->TGB() && IsTGBCompatibleSpell(spell_id) && IsGroupSpell(spell_id))