hunter bar auto swap fix (works for ALL levels)

modules/hunterbar.lua

@@ -2,60 +2,72 @@ pfUI:RegisterModule("hunterbar", "vanilla", function ()
   local _,class = UnitClass("player")
   if class ~= "HUNTER" or C.bars.hunterbar == "0" then return end
 
+  -- Wing Clip (any rank) and Arcane Shot (any rank) spell IDs.
+  -- IsSpellInRange(spellId) works with any spell ID via Nampower,
+  -- no actionbar slot needed.
+  local WINGCLIP_ID  = 2974   -- melee range indicator (~5 yd)
+  local ARCANESHOT_ID = 3044  -- ranged range indicator (~35 yd)
+
+  -- Hysteresis: only swap TO ranged bar when Arcane Shot is actually in range.
+  -- Only swap BACK to melee bar when Wing Clip is actually in range.
+  -- This prevents rapid bar-flipping in the transition zone.
+
   pfUI.hunterbar = CreateFrame("Frame", "pfHunterBar", UIParent)
-  local scanner = libtipscan:GetScanner("hunterbar")
 
-  pfUI.hunterbar.melee = nil
-  pfUI.hunterbar.ranged = nil
-  pfUI.hunterbar.current = 1
-
-  pfUI.hunterbar:RegisterEvent("ACTIONBAR_SLOT_CHANGED")
-  pfUI.hunterbar:RegisterEvent("PLAYER_ENTERING_WORLD")
-  pfUI.hunterbar:SetScript("OnEvent", function()
-    if event == "PLAYER_ENTERING_WORLD" then
-      this.event = GetTime() + 3
-    elseif this.event and this.event < GetTime() + .2 then
-      this.event = GetTime() + .1
-    end
-  end)
+  -- track which page we last forced so we don't spam ChangeActionBarPage()
+  pfUI.hunterbar.lastPage = nil
 
   pfUI.hunterbar:SetScript("OnUpdate", function()
-    -- we got an event 0.1s ago, scanning for new Skills
-    if this.event and this.event <= GetTime() then
-      this.event = nil
-      this.melee = nil
-      this.ranged = nil
+    -- only act when there is a live, attackable target
+    if not UnitExists("target") or not UnitCanAttack("player", "target") then
+      return
+    end
 
-      for i=1,120 do
-        if this.melee and this.ranged then return end
+    local onMeleeBar  = (_G.CURRENT_ACTIONBAR_PAGE == 1)
+    local onRangedBar = (_G.CURRENT_ACTIONBAR_PAGE == 9)
 
-        scanner:SetAction(i)
+    -- IsSpellInRange returns: 1 = in range, 0 = out of range, -1 = not applicable
+    -- IsSpellUsable  returns: usable(0/1), outOfMana(0/1)
+    -- We only swap when the *destination* condition is fully confirmed.
 
-        local left = scanner:Line(1)
-        if left then
-          if left == L["hunterpaging"]["MELEE"] then
-            this.melee = i
-          elseif left == L["hunterpaging"]["RANGED"] then
-            this.ranged = i
-          end
+    if onMeleeBar then
+      -- Currently on melee bar → switch to ranged bar only when:
+      --   • Wing Clip is OUT of range  (we are far enough away)
+      --   • Arcane Shot IS in range    (ranged attack would actually land)
+      --   • Arcane Shot is usable      (not dead / phase / etc.)
+      local wingclipInRange  = IsSpellInRange(WINGCLIP_ID,  "target")
+      local arcaneshotInRange = IsSpellInRange(ARCANESHOT_ID, "target")
+      local arcaneshotUsable  = IsSpellUsable(ARCANESHOT_ID)
+
+      if wingclipInRange == 0 and arcaneshotInRange == 1 and arcaneshotUsable == 1 then
+        if this.lastPage ~= 9 then
+          this.lastPage = 9
+          _G.CURRENT_ACTIONBAR_PAGE = 9
+          ChangeActionBarPage()
         end
       end
-    end
 
-    -- skip further code when no abilities were found
-    if not this.melee or not this.ranged then return end
+    elseif onRangedBar then
+      -- Currently on ranged bar → switch back to melee bar only when:
+      --   • Wing Clip IS in range      (we are close enough to melee)
+      --   • Wing Clip is usable        (not dead / phase / etc.)
+      --   • Arcane Shot is OUT of range (fully in melee – belt-and-suspenders)
+      local wingclipInRange   = IsSpellInRange(WINGCLIP_ID,  "target")
+      local wingclipUsable    = IsSpellUsable(WINGCLIP_ID)
+      local arcaneshotInRange = IsSpellInRange(ARCANESHOT_ID, "target")
 
-    -- do the actual rangedetection and barswapping
-    if IsActionInRange(this.melee) == 1 and IsActionInRange(this.ranged) == 0 then
-      if _G.CURRENT_ACTIONBAR_PAGE == 1 then
-        _G.CURRENT_ACTIONBAR_PAGE = 9
-        ChangeActionBarPage()
+      if wingclipInRange == 1 and wingclipUsable == 1 and arcaneshotInRange == 0 then
+        if this.lastPage ~= 1 then
+          this.lastPage = 1
+          _G.CURRENT_ACTIONBAR_PAGE = 1
+          ChangeActionBarPage()
+        end
       end
+
     else
-      if _G.CURRENT_ACTIONBAR_PAGE == 9 then
-        _G.CURRENT_ACTIONBAR_PAGE = 1
-        ChangeActionBarPage()
-      end
+      -- Player manually switched to a different page → stop tracking
+      -- until they return to page 1 or 9.
+      this.lastPage = nil
     end
   end)
-end)
+end)