init

main.lua

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+local textures = {}
+
+textures['Serpent Sting'] = 'Ability_Hunter_Quickshot'
+textures['Hunter\'s Mark'] = 'Ability_Hunter_SniperShot'
+textures['Arcane Shot'] = 'Ability_ImpalingBolt'
+textures['Concussive Shot'] = 'Spell_Frost_Stun'
+textures['Throw'] = 'Ability_Throw'
+
+local function getTexture(spellName)
+  if textures[spellName] ~= nil then
+    return textures[spellName]
+  end
+  return false
+end
+
+local function getSlot(spellTexture)
+  for i = 1, 120, 1 do
+    if GetActionTexture(i) ~= nil then
+      -- print(GetActionTexture(i))
+      if (strfind(GetActionTexture(i), spellTexture)) then
+        return i
+      end
+    end
+  end
+  return 0
+end
+
+local function isUsable(spellName)
+  local spellTexture = getTexture(spellName)
+  if spellTexture then
+    local slot = getSlot(spellTexture)
+    local usable, _ = IsUsableAction(slot)
+    return usable
+  else
+    return false
+  end
+end
+
+local function debuffIndex(spellTexture)
+  for i = 1, 40 do
+    local texturePath = UnitDebuff('target', i)
+    if texturePath ~= nil and strfind(texturePath, spellTexture) then
+      return i
+    end
+  end
+  return 0
+end
+
+local function debuffStacks(spellName)
+  local spellTexture = getTexture(spellName)
+  if spellTexture then
+    local _, stacks = UnitDebuff('target', debuffIndex(spellTexture))
+    if stacks == nill then
+      return 0
+    else
+      return stacks
+    end
+  else
+    print(spellName)
+    return false
+  end
+end
+
+function onCooldown(spellName)
+  local spellID = 1
+  local name, _ = GetSpellName(spellID, 'BOOKTYPE_SPELL')
+  while (name) do
+    if spellName == name then
+      if GetSpellCooldown(spellID, 'BOOKTYPE_SPELL') == 0 then
+        return false
+      else
+        return true
+      end
+    end
+    spellID = spellID + 1
+    name, _ = GetSpellName(spellID, 'BOOKTYPE_SPELL')
+  end
+end
+
+local function cast(spellName)
+  CastSpellByName(spellName)
+end
+
+local function healthGtThan(percent, health, max)
+  if health / max > percent / 100 then
+    return true
+  end
+  return false
+end
+
+local function attack()
+  if GetUnitName('target') == nil then
+    PetFollow()
+    TargetNearestEnemy()
+    return
+  else
+    if UnitCanAttack('player', 'target') == nil then
+      ClearTarget()
+      return
+    elseif UnitIsDead('target') == 1 then
+      ClearTarget()
+      return
+    elseif UnitIsPlayer('target') == 1 then
+      ClearTarget()
+      return
+    elseif UnitHealth('target') ~= UnitHealthMax('target') and UnitIsUnit('player', 'targettarget') == nil then
+      ClearTarget()
+      return
+    end
+
+    local mana = UnitMana('player')
+    local health = UnitHealth('player')
+
+    if not UnitIsUnit('target', 'pettarget') and UnitExists('pet') and not UnitIsDead('pet') then
+      PetAttack()
+    end
+    if CheckInteractDistance('target', 3) and (not PlayerFrame.inCombat) then
+      AttackTarget()
+    else
+      if isUsable('Hunter\'s Mark') and not buffed('Hunter\'s Mark', 'target') then
+        cast('Hunter\'s Mark')
+      elseif not IsAutoRepeatAction(47) then
+        cast('Auto Shot')
+      elseif isUsable('Serpent Sting') and not buffed('Serpent Sting', 'target') and
+        healthGtThan(25, UnitHealth('target'), UnitHealthMax('target')) then
+        cast('Serpent Sting')
+      elseif isUsable('Concussive Shot') and not onCooldown('Concussive Shot') then
+        cast('Concussive Shot')
+      elseif isUsable('Arcane Shot') and not onCooldown('Arcane Shot') then
+        cast('Arcane Shot')
+      end
+    end
+  end
+end
+
+function wlob_onLoad()
+  SlashCmdList['WLOB'] = attack
+  SLASH_WLOB1 = '/wlob'
+end

wlob.toc

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+## Interface: 11200
+## Title: WlOB |cff808080by cvtk
+## Author: cvtk
+## Notes: One button warrior tanking.
+## Version: GIT
+wlob.xml
+main.lua

wlob.xml

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+<UI xmlns="http://www.blizzard.com/wow/ui/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.blizzard.com/wow/ui/ ..\FrameXML\UI.xsd">
+	<Script file="main.lua"/>
+<Frame name="wlob" enableMouse="false" parent="UIParent">
+	<Scripts>
+		<OnLoad>wlob_onLoad();</OnLoad>
+	</Scripts>
+</Frame>
+</UI>