Core/Chat: Add SpellInfo const* handler for command args. Use it to update .cast <spellId/link> <triggered>.

(cherry picked from commit 7ac6ccb36ba6ffba542f3e9a60bca4d9e6a6b84d)

2 files changed, 22 insertions, 0 deletions

diff --git a/src/server/game/Chat/ChatCommands/ChatCommandArgs.cpp b/src/server/game/Chat/ChatCommands/ChatCommandArgs.cpp
index 340a13bd15d..6029089972b 100644
--- a/src/server/game/Chat/ChatCommands/ChatCommandArgs.cpp
+++ b/src/server/game/Chat/ChatCommands/ChatCommandArgs.cpp
@@ -19,6 +19,7 @@
 #include "ChatCommand.h"
 #include "DB2Stores.h"
 #include "ObjectMgr.h"
+#include "SpellMgr.h"
 
 using namespace Trinity::ChatCommands;
 
@@ -64,6 +65,20 @@ char const* Trinity::ChatCommands::ArgInfo<GameTele const*>::TryConsume(GameTele
     return args;
 }
 
+struct SpellInfoVisitor
+{
+    using value_type = SpellInfo const*;
+    value_type operator()(Hyperlink<spell> spell) const { return spell->Spell; }
+    value_type operator()(uint32 spellId) const { return sSpellMgr->GetSpellInfo(spellId, DIFFICULTY_NONE); }
+};
+char const* Trinity::ChatCommands::ArgInfo<SpellInfo const*>::TryConsume(SpellInfo const*& data, char const* args)
+{
+    Variant<Hyperlink<spell>, uint32> val;
+    if ((args = CommandArgsConsumerSingle<decltype(val)>::TryConsumeTo(val, args)))
+        data = boost::apply_visitor(SpellInfoVisitor(), val);
+    return args;
+}
+
 struct BoolVisitor
 {
     using value_type = bool;
diff --git a/src/server/game/Chat/ChatCommands/ChatCommandArgs.h b/src/server/game/Chat/ChatCommands/ChatCommandArgs.h
index db5deddb1dc..1ef74c2430f 100644
--- a/src/server/game/Chat/ChatCommands/ChatCommandArgs.h
+++ b/src/server/game/Chat/ChatCommands/ChatCommandArgs.h
@@ -130,6 +130,13 @@ struct TC_GAME_API ArgInfo<GameTele const*>
     static char const* TryConsume(GameTele const*&, char const*);
 };
 
+// SpellInfo const* from spell id or link
+template <>
+struct TC_GAME_API ArgInfo<SpellInfo const*>
+{
+    static char const* TryConsume(SpellInfo const*&, char const*);
+};
+
 // bool from 1/0 or on/off
 template <>
 struct TC_GAME_API ArgInfo<bool>