feat(Core/debug): Add commad to debug lfg (#6638)

* feat(Core/debug): Add commad to debug lfg

* Update LFGMgr.h

* Update rev_1624914323095978900.sql

* Code review fixes

Co-authored-by: Kitzunu <24550914+Kitzunu@users.noreply.github.com>

data/sql/updates/pending_db_world/rev_1624914323095978900.sql

@@ -0,0 +1,10 @@
+INSERT INTO `version_db_world` (`sql_rev`) VALUES ('1624914323095978900');
+
+DELETE FROM `acore_string` WHERE `entry` IN (30096, 30097);
+INSERT INTO `acore_string` (`entry`, `content_default`) VALUES
+  (30096, 'LFG is set to 1 player queue for debugging.'),
+  (30097, 'LFG is set to normal queue.');
+
+DELETE FROM `command` WHERE `name` = 'debug lfg';
+INSERT INTO `command` (`name`, `security`, `help`) VALUES
+  ('debug lfg', 3, 'Syntax: .debug lfg\r\nToggle debug mode for lfg. In debug mode GM can start lfg queue with one player.');

src/server/game/DungeonFinding/LFGMgr.cpp

@@ -27,7 +27,7 @@
 namespace lfg
 {
 
-    LFGMgr::LFGMgr(): m_lfgProposalId(1), m_options(sWorld->getIntConfig(CONFIG_LFG_OPTIONSMASK))
+    LFGMgr::LFGMgr(): m_lfgProposalId(1), m_options(sWorld->getIntConfig(CONFIG_LFG_OPTIONSMASK)), m_Testing(false)
     {
         new LFGPlayerScript();
         new LFGGroupScript();
@@ -768,6 +768,12 @@ namespace lfg
         }*/
     }
 
+    void LFGMgr::ToggleTesting()
+    {
+        m_Testing = !m_Testing;
+        sWorld->SendWorldText(m_Testing ? LANG_DEBUG_LFG_ON : LANG_DEBUG_LFG_OFF);
+    }
+
     /**
         Leaves Dungeon System. Player/Group is removed from queue, rolechecks, proposals
         or votekicks. Player or group needs to be not nullptr and using Dungeon System
@@ -1645,7 +1651,11 @@ namespace lfg
                 if ((randomDungeon || selectedRandomLfgDungeon(player->GetGUID())) && !player->HasAura(LFG_SPELL_DUNGEON_COOLDOWN))
                 {
                     randomDungeon = true;
-                    player->AddAura(LFG_SPELL_DUNGEON_COOLDOWN, player);
+                    // if player is debugging, don't add dungeon cooldown
+                    if (!m_Testing)
+                    {
+                        player->AddAura(LFG_SPELL_DUNGEON_COOLDOWN, player);
+                    }
                 }
 
                 if (player->GetMapId() == uint32(dungeon->map))
@@ -1723,7 +1733,7 @@ namespace lfg
             if (itPlayers->second.accept != LFG_ANSWER_AGREE)   // No answer (-1) or not accepted (0)
                 allAnswered = false;
 
-        if (!allAnswered)
+        if (!m_Testing && !allAnswered)
         {
             for (LfgProposalPlayerContainer::const_iterator it = proposal.players.begin(); it != proposal.players.end(); ++it)
                 SendLfgUpdateProposal(it->first, proposal);

src/server/game/DungeonFinding/LFGMgr.h

@@ -551,6 +551,10 @@ namespace lfg
         static bool HasIgnore(ObjectGuid guid1, ObjectGuid guid2);
         /// Sends queue status to player
         static void SendLfgQueueStatus(ObjectGuid guid, LfgQueueStatusData const& data);
+        // debug lfg command
+        void ToggleTesting();
+        /// For 1 player queue testing
+        [[nodiscard]] bool IsTesting() const { return m_Testing; }
 
         void SetDungeon(ObjectGuid guid, uint32 dungeon);
 
@@ -604,6 +608,7 @@ namespace lfg
         LfgPlayerBootContainer BootsStore;                 ///< Current player kicks
         LfgPlayerDataContainer PlayersStore;               ///< Player data
         LfgGroupDataContainer GroupsStore;                 ///< Group data
+        bool m_Testing;
     };
 
 } // namespace lfg

src/server/game/DungeonFinding/LFGQueue.cpp

@@ -288,7 +288,7 @@ namespace lfg
             return LFG_INCOMPATIBLES_MULTIPLE_LFG_GROUPS;
 
         // Group with less that MAXGROUPSIZE members always compatible
-        if (check.size() == 1 && numPlayers < MAXGROUPSIZE)
+        if (!sLFGMgr->IsTesting() && check.size() == 1 && numPlayers < MAXGROUPSIZE)
         {
             LfgQueueDataContainer::iterator itQueue = QueueDataStore.find(check.front());
             LfgRolesMap roles = itQueue->second.roles;
@@ -385,7 +385,7 @@ namespace lfg
         }
 
         // Enough players?
-        if (numPlayers != MAXGROUPSIZE)
+        if (!sLFGMgr->IsTesting() && numPlayers != MAXGROUPSIZE)
         {
             strGuids.addRoles(proposalRoles);
             for (uint8 i = 0; i < 5 && check.guids[i]; ++i)

src/server/game/Miscellaneous/Language.h

@@ -1355,8 +1355,11 @@ enum AcoreStrings
     LANG_BG_READY_CHECK_ERROR                     = 30084,
 
     LANG_DEBUG_BG_CONF                            = 30085,
-    LANG_DEBUG_ARENA_CONF                         = 30086
+    LANG_DEBUG_ARENA_CONF                         = 30086,
 
     // 30087-30095 reserved for passive anticheat
+
+    LANG_DEBUG_LFG_ON                             = 30096,
+    LANG_DEBUG_LFG_OFF                            = 30097
 };
 #endif

src/server/scripts/Commands/cs_debug.cpp

@@ -75,6 +75,7 @@ public:
             { "update",         SEC_ADMINISTRATOR,  false, &HandleDebugUpdateCommand,          "" },
             { "itemexpire",     SEC_ADMINISTRATOR,  false, &HandleDebugItemExpireCommand,      "" },
             { "areatriggers",   SEC_ADMINISTRATOR,  false, &HandleDebugAreaTriggersCommand,    "" },
+            { "lfg",            SEC_ADMINISTRATOR,  false, &HandleDebugDungeonFinderCommand,   "" },
             { "los",            SEC_ADMINISTRATOR,  false, &HandleDebugLoSCommand,             "" },
             { "moveflags",      SEC_ADMINISTRATOR,  false, &HandleDebugMoveflagsCommand,       "" },
             { "unitstate",      SEC_ADMINISTRATOR,  false, &HandleDebugUnitStateCommand,       "" }
@@ -805,6 +806,12 @@ public:
         return true;
     }
 
+    static bool HandleDebugDungeonFinderCommand(ChatHandler* /*handler*/, char const* /*args*/)
+    {
+        sLFGMgr->ToggleTesting();
+        return true;
+    }
+
     static bool HandleDebugBattlegroundCommand(ChatHandler* /*handler*/, char const* /*args*/)
     {
         sBattlegroundMgr->ToggleTesting();