Core/Spell: allow Northrend Inscription Research to unlock three recipes the first time it is cast. (#23401)

Also prevent double skill-up because of duplicate UpdateCraftSkill() calls.

(cherry picked from commit 2315d43b2c1f478bd5f612e39f3a938bf6640ab6)

1 files changed, 15 insertions, 4 deletions

diff --git a/src/server/scripts/Spells/spell_generic.cpp b/src/server/scripts/Spells/spell_generic.cpp
index 610fc24dbd4..e926b079461 100644
--- a/src/server/scripts/Spells/spell_generic.cpp
+++ b/src/server/scripts/Spells/spell_generic.cpp
@@ -2564,6 +2564,11 @@ class spell_gen_pet_summoned : public SpellScript
     }
 };
 
+enum ProfessionResearch
+{
+    SPELL_NORTHREND_INSCRIPTION_RESEARCH = 61177
+};
+
 class spell_gen_profession_research : public SpellScript
 {
     PrepareSpellScript(spell_gen_profession_research);
@@ -2575,7 +2580,9 @@ class spell_gen_profession_research : public SpellScript
 
     SpellCastResult CheckRequirement()
     {
-        if (HasDiscoveredAllSpells(GetSpellInfo()->Id, GetCaster()->ToPlayer()))
+        Player* player = GetCaster()->ToPlayer();
+
+        if (HasDiscoveredAllSpells(GetSpellInfo()->Id, player))
         {
             SetCustomCastResultMessage(SPELL_CUSTOM_ERROR_NOTHING_TO_DISCOVER);
             return SPELL_FAILED_CUSTOM_ERROR;
@@ -2589,11 +2596,15 @@ class spell_gen_profession_research : public SpellScript
         Player* caster = GetCaster()->ToPlayer();
         uint32 spellId = GetSpellInfo()->Id;
 
-        // learn random explicit discovery recipe (if any)
+        // Learn random explicit discovery recipe (if any)
+        // Players will now learn 3 recipes the very first time they perform Northrend Inscription Research (3.3.0 patch notes)
+        if (spellId == SPELL_NORTHREND_INSCRIPTION_RESEARCH && !HasDiscoveredAnySpell(spellId, caster))
+            for (int i = 0; i < 2; ++i)
+                if (uint32 discoveredSpellId = GetExplicitDiscoverySpell(spellId, caster))
+                    caster->LearnSpell(discoveredSpellId, false);
+
         if (uint32 discoveredSpellId = GetExplicitDiscoverySpell(spellId, caster))
             caster->LearnSpell(discoveredSpellId, false);
-
-        caster->UpdateCraftSkill(spellId);
     }
 
     void Register() override