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[Spells] Adds a rule to allow right-click memorize from spell scrolls. (#1377)

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* [Spells] Adds a rule to allow right-click memorize from spell scrolls.

* Typo.
This commit is contained in:
Alex
2021-06-11 14:41:08 -04:00
committed by GitHub
parent ebdb8e5d90
commit d54cd08560
5 changed files with 90 additions and 2 deletions
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zone/effects.cpp
+81
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@@ -509,6 +509,87 @@ bool Client::TrainDiscipline(uint32 itemid) {
return(false);
}
bool Client::MemorizeSpellFromItem(uint32 item_id) {
const EQ::ItemData *item = database.GetItem(item_id);
if(item == nullptr) {
Message(Chat::Red, "Unable to find the scroll!");
LogError("Unable to find scroll id [{}]\n", (unsigned long)item_id);
return false;
}
if (!item->IsClassCommon() || item->ItemType != EQ::item::ItemTypeSpell) {
Message(Chat::Red, "Invalid item type, you cannot learn from this item.");
SummonItem(item_id);
return false;
}
if(!(
item->Name[0] == 'S' &&
item->Name[1] == 'p' &&
item->Name[2] == 'e' &&
item->Name[3] == 'l' &&
item->Name[4] == 'l' &&
item->Name[5] == ':' &&
item->Name[6] == ' '
)) {
Message(Chat::Red, "This item is not a scroll.");
SummonItem(item_id);
return false;
}
int player_class = GetClass();
uint32 cbit = 1 << (player_class - 1);
if(!(item->Classes & cbit)) {
Message(Chat::Red, "Your class cannot learn from this scroll.");
SummonItem(item_id);
return false;
}
uint32 spell_id = item->Scroll.Effect;
if(!IsValidSpell(spell_id)) {
Message(Chat::Red, "This scroll contains invalid knowledge.");
return false;
}
const SPDat_Spell_Struct &spell = spells[spell_id];
uint8 level_to_use = spell.classes[player_class - 1];
if(level_to_use == 255) {
Message(Chat::Red, "Your class cannot learn from this scroll.");
SummonItem(item_id);
return false;
}
if(level_to_use > GetLevel()) {
Message(Chat::Red, "You must be at least level %d to learn this spell.", level_to_use);
SummonItem(item_id);
return false;
}
for(int index = 0; index < EQ::spells::SPELLBOOK_SIZE; index++) {
if (!HasSpellScribed(spell_id)) {
auto next_slot = GetNextAvailableSpellBookSlot();
if (next_slot != -1) {
ScribeSpell(spell_id, next_slot);
return true;
} else {
Message(
Chat::Red,
"Unable to scribe spell %s (%i) to spellbook: no more spell book slots available.",
((spell_id >= 0 && spell_id < SPDAT_RECORDS) ? spells[spell_id].name : "Out-of-range"),
spell_id
);
SummonItem(item_id);
return false;
}
} else {
Message(Chat::Red, "You already know this spell.");
SummonItem(item_id);
return false;
}
}
Message(Chat::Red, "You have learned too many spells and can learn no more.");
return false;
}
void Client::TrainDiscBySpellID(int32 spell_id)
{
int i;