fix(Scripts/Quest): A Cry For Help (#5720)

data/sql/updates/pending_db_world/rev_1620469549972464900.sql

@@ -0,0 +1,12 @@
+INSERT INTO `version_db_world` (`sql_rev`) VALUES ('1620469549972464900');
+UPDATE `creature_text` SET `language`=7, `BroadcastTextid`=13770 WHERE `creatureid`=17312 AND `groupid`=1;
+UPDATE `creature_text` SET `emote`=5 WHERE `creatureid`=17312 AND `groupid`=2;
+UPDATE `creature_text` SET `emote`=22 WHERE `creatureid`=17312 AND `groupid`=3;
+UPDATE `creature_text` SET `emote`=5 WHERE `creatureid`=17312 AND `groupid`=4;
+
+DELETE FROM `creature_text` WHERE `creatureid`=17311;
+INSERT INTO `creature_text` (`creatureid`, `groupid`, `id`, `text`, `type`, `language`, `probability`, `emote`, `duration`, `sound`, `BroadcastTextId`, `TextRange`, `comment`) VALUES
+(17311, 0, 0, (SELECT `MaleText` FROM `broadcast_text` WHERE `ID`=13749), 12, 7, 100, 0, 0, 0, 13749, 0, "Cowlen");
+
+UPDATE `script_waypoint` SET `waittime`=3000 WHERE `entry`=17312 AND `pointid`=28;
+UPDATE `script_waypoint` SET `waittime`=5000 WHERE `entry`=17312 AND `pointid`=29;

src/server/scripts/Kalimdor/zone_azuremyst_isle.cpp

@@ -210,7 +210,14 @@ enum Magwin
     SAY_END1                    = 3,
     SAY_END2                    = 4,
     EMOTE_HUG                   = 5,
-    QUEST_A_CRY_FOR_SAY_HELP    = 9528,
+    NPC_COWLEN                  = 17311,
+    SAY_COWLEN                  = 0,
+    EVENT_ACCEPT_QUEST          = 1,
+    EVENT_START_ESCORT          = 2,
+    EVENT_STAND                 = 3,
+    EVENT_TALK_END              = 4,
+    EVENT_COWLEN_TALK           = 5,
+    QUEST_A_CRY_FOR_HELP        = 9528,
     FACTION_QUEST               = 113
 };
 
@@ -223,7 +230,10 @@ public:
     {
         npc_magwinAI(Creature* creature) : npc_escortAI(creature) { }
 
-        void Reset() override { }
+        void Reset() override
+        {
+            _events.Reset();
+        }
 
         void EnterCombat(Unit* who) override
         {
@@ -232,10 +242,10 @@ public:
 
         void sQuestAccept(Player* player, Quest const* quest) override
         {
-            if (quest->GetQuestId() == QUEST_A_CRY_FOR_SAY_HELP)
+            if (quest->GetQuestId() == QUEST_A_CRY_FOR_HELP)
             {
-                me->setFaction(FACTION_QUEST);
+                _player = player->GetGUID();
-                npc_escortAI::Start(true, false, player->GetGUID());
+                _events.ScheduleEvent(EVENT_ACCEPT_QUEST, 2000);
             }
         }
 
@@ -245,23 +255,70 @@ public:
             {
                 switch (waypointId)
                 {
-                    case 0:
-                        Talk(SAY_START, player);
-                        break;
                     case 17:
                         Talk(SAY_PROGRESS, player);
                         break;
                     case 28:
-                        Talk(SAY_END1, player);
+                        player->GroupEventHappens(QUEST_A_CRY_FOR_HELP, me);
+                        _events.ScheduleEvent(EVENT_TALK_END, 2000);
+                        SetRun(true);
                         break;
                     case 29:
-                        Talk(EMOTE_HUG, player);
+                        if (Creature* cowlen = me->FindNearestCreature(NPC_COWLEN, 50.0f, true))
-                        Talk(SAY_END2, player);
+                        {
-                        player->GroupEventHappens(QUEST_A_CRY_FOR_SAY_HELP, me);
+                            Talk(EMOTE_HUG, cowlen);
-                        break;
+                            Talk(SAY_END2, player);
+                            break;
+                        }
                 }
             }
         }
+
+        void UpdateEscortAI(uint32 diff) override
+        {
+            _events.Update(diff);
+            if (uint32 eventId = _events.ExecuteEvent())
+            {
+                switch (eventId)
+                {
+                    case EVENT_ACCEPT_QUEST:
+                        if (Player* player = ObjectAccessor::GetPlayer(*me, _player))
+                        {
+                            Talk(SAY_START, player);
+                        }
+                        me->setFaction(FACTION_QUEST);
+                        _events.ScheduleEvent(EVENT_START_ESCORT, 1000);
+                        break;
+                    case EVENT_START_ESCORT:
+                        if (Player* player = ObjectAccessor::GetPlayer(*me, _player))
+                        {
+                            npc_escortAI::Start(true, false, player->GetGUID());
+                        }
+                        _events.ScheduleEvent(EVENT_STAND, 2000);
+                        break;
+                    case EVENT_STAND: // Remove kneel standstate. Using a separate delayed event because it causes unwanted delay before starting waypoint movement.
+                        me->SetByteValue(UNIT_FIELD_BYTES_1, UNIT_BYTES_1_OFFSET_STAND_STATE, UNIT_STAND_STATE_STAND);
+                        break;
+                    case EVENT_TALK_END:
+                        if (Player* player = ObjectAccessor::GetPlayer(*me, _player))
+                        {
+                            Talk(SAY_END1, player);
+                        }
+                        _events.ScheduleEvent(EVENT_COWLEN_TALK, 2000);
+                        break;
+                    case EVENT_COWLEN_TALK:
+                        if (Creature* cowlen = me->FindNearestCreature(NPC_COWLEN, 50.0f, true))
+                        {
+                            cowlen->AI()->Talk(SAY_COWLEN);
+                        }
+                        break;
+                }
+            }
+            npc_escortAI::UpdateEscortAI(diff);
+        }
+    private:
+        EventMap _events;
+        ObjectGuid _player;
     };
 
     CreatureAI* GetAI(Creature* creature) const override