From 1c436c35d3e3c64e13aea20de022f7984d43520a Mon Sep 17 00:00:00 2001
From: Sargonnas <zenith.ffxi@gmail.com>
Date: Thu, 8 Jan 2026 10:45:24 -0500
Subject: [PATCH] Dosetsu Tree Retail Behavior

updated Dosetsu Tree behaviors to match retail captured packet data.
---
 scripts/zones/Qufim_Island/IDs.lua            |  5 +-
 scripts/zones/Qufim_Island/Zone.lua           | 29 ++++++++++
 .../zones/Qufim_Island/mobs/Dosetsu_Tree.lua  | 54 +++++++++++++++++++
 sql/mob_groups.sql                            |  2 +-
 4 files changed, 87 insertions(+), 3 deletions(-)
 create mode 100644 scripts/zones/Qufim_Island/mobs/Dosetsu_Tree.lua

diff --git a/scripts/zones/Qufim_Island/IDs.lua b/scripts/zones/Qufim_Island/IDs.lua
index 7b9a8377e53..b81d4707ea7 100644
--- a/scripts/zones/Qufim_Island/IDs.lua
+++ b/scripts/zones/Qufim_Island/IDs.lua
@@ -48,10 +48,11 @@ zones[xi.zone.QUFIM_ISLAND] =
     },
     mob =
     {
+        DOSETSU_TREE      = GetFirstID('Dosetsu_Tree'),
+        KRAKEN_NM         = GetTableOfIDs('Kraken')[3],
+        OPHIOTAURUS       = GetFirstID('Ophiotaurus'),
         SLIPPERY_SUCKER   = GetFirstID('Slippery_Sucker'),
         TRICKSTER_KINETIX = GetFirstID('Trickster_Kinetix'),
-        OPHIOTAURUS       = GetFirstID('Ophiotaurus'),
-        KRAKEN_NM         = GetTableOfIDs('Kraken')[3],
     },
     npc =
     {
diff --git a/scripts/zones/Qufim_Island/Zone.lua b/scripts/zones/Qufim_Island/Zone.lua
index db063765eef..c1e99d17636 100644
--- a/scripts/zones/Qufim_Island/Zone.lua
+++ b/scripts/zones/Qufim_Island/Zone.lua
@@ -1,6 +1,8 @@
 -----------------------------------
 -- Zone: Qufim_Island (126)
 -----------------------------------
+local ID = zones[xi.zone.QUFIM_ISLAND]
+-----------------------------------
 ---@type TZone
 local zoneObject = {}
 
@@ -35,4 +37,31 @@ end
 zoneObject.onEventFinish = function(player, csid, option, npc)
 end
 
+zoneObject.onZoneWeatherChange = function(weather)
+    -- NM Dosetsu Tree only spawns during thunder weather
+    local dosetsuTree = GetMobByID(ID.mob.DOSETSU_TREE)
+
+    if not dosetsuTree then
+        return
+    end
+
+    if weather == xi.weather.THUNDER or weather == xi.weather.THUNDERSTORMS then
+        -- Spawn if respawn is up
+        if
+            not dosetsuTree:isSpawned() and
+            GetSystemTime() > dosetsuTree:getLocalVar('respawn')
+        then
+            xi.mob.updateNMSpawnPoint(dosetsuTree)
+            SpawnMob(ID.mob.DOSETSU_TREE)
+        end
+    else
+        if
+            dosetsuTree:isSpawned() and
+            not dosetsuTree:isEngaged()
+        then
+            DespawnMob(ID.mob.DOSETSU_TREE)
+        end
+    end
+end
+
 return zoneObject
diff --git a/scripts/zones/Qufim_Island/mobs/Dosetsu_Tree.lua b/scripts/zones/Qufim_Island/mobs/Dosetsu_Tree.lua
new file mode 100644
index 00000000000..c05950bc4c6
--- /dev/null
+++ b/scripts/zones/Qufim_Island/mobs/Dosetsu_Tree.lua
@@ -0,0 +1,54 @@
+-----------------------------------
+-- Area: Qufim Island
+--   NM: Dosetsu Tree
+--  Only spawns during thunder weather
+--  Level: 38-40 Treant NM
+-----------------------------------
+---@type TMobEntity
+local entity = {}
+
+-- Spawn points in F-8/G-9 area
+entity.spawnPoints =
+{
+    { x = -240.000, y = -20.795, z =  37.000 },  -- Original database point (F-8 area)
+    { x = -161.386, y = -20.190, z =  69.814 },  -- From packet capture (G-9 area)
+}
+
+entity.onMobInitialize = function(mob)
+    mob:addImmunity(xi.immunity.SILENCE)
+    mob:addImmunity(xi.immunity.PARALYZE)
+    mob:addImmunity(xi.immunity.LIGHT_SLEEP)
+    mob:addImmunity(xi.immunity.DARK_SLEEP)
+end
+
+entity.onMobSpawn = function(mob)
+    mob:setMobMod(xi.mobMod.NO_MOVE, 1)
+end
+
+entity.onMobEngage = function(mob, target)
+    mob:setMobMod(xi.mobMod.NO_MOVE, 0)
+end
+
+entity.onMobRoam = function(mob)
+    -- Re-root the mob once it returns to spawn point
+    if utils.distanceWithin(mob:getPos(), mob:getSpawnPos(), 2, false) then
+        mob:setMobMod(xi.mobMod.NO_MOVE, 1)
+    end
+end
+
+entity.onMobDisengage = function(mob)
+    local weather = mob:getWeather()
+    if
+        weather ~= xi.weather.THUNDER and
+        weather ~= xi.weather.THUNDERSTORMS
+    then
+        DespawnMob(mob:getID())
+    end
+end
+
+entity.onMobDespawn = function(mob)
+    local respawn = math.random(3600, 7200) -- 1-2 hours during thunder weather
+    mob:setLocalVar('respawn', GetSystemTime() + respawn)
+end
+
+return entity
diff --git a/sql/mob_groups.sql b/sql/mob_groups.sql
index 3f8e4dac5a9..78fd123aa32 100644
--- a/sql/mob_groups.sql
+++ b/sql/mob_groups.sql
@@ -9444,7 +9444,7 @@ INSERT INTO `mob_groups` VALUES (44,1536,126,'Giant_Ranger_G',0,128,3226,0,0,30,
 INSERT INTO `mob_groups` VALUES (45,1530,126,'Giant_Hunter_G',0,128,3226,0,0,30,35,0);
 INSERT INTO `mob_groups` VALUES (46,2012,126,'Hunting_Chief',0,128,3226,0,0,35,35,0);
 
-INSERT INTO `mob_groups` VALUES (47,1093,126,'Dosetsu_Tree',75600,0,693,0,0,35,36,0);
+INSERT INTO `mob_groups` VALUES (47,1093,126,'Dosetsu_Tree',0,128,693,0,0,38,40,0);
 INSERT INTO `mob_groups` VALUES (48,2079,126,'Ingaevon',0,128,0,0,0,53,55,0);
 INSERT INTO `mob_groups` VALUES (49,2496,126,'Malefic_Fencer',0,128,0,0,0,32,32,0);
 INSERT INTO `mob_groups` VALUES (50,3531,126,'Seed_Mandragora',0,128,0,0,0,32,32,0);