local textures = {}

textures['Claw'] = 'Ability_Druid_Rake'
textures['Rip'] = 'Ability_GhoulFrenzy'
textures['Ferocious Bite'] = 'Ability_Druid_FerociousBite'
textures['Tiger\'s Fury'] = 'Ability_Mount_JungleTiger'
textures['Faerie Fire (Feral)'] = 'Spell_Nature_FaerieFire'
textures['Rake'] = 'Ability_Druid_Disembowel'

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 comboPoints()
  return GetComboPoints('player', 'target')
end

local function cast(spellName)
  CastSpellByName(spellName)
end

local function gt(percent, value, max)
  if value / max > percent / 100 then
    return true
  end
  return false
end

local function attack()
  if GetUnitName('target') == nil then
    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
    end

    local mana = UnitMana('player')
    local health = UnitHealth('player')

    if (not PlayerFrame.inCombat) then
      AttackTarget()
    else
      cast('Faerie Fire (Feral)')

      if isUsable('Faerie Fire (Feral)') and not buffed('Faerie Fire (Feral)', 'target') and
        not onCooldown('Faerie Fire (Feral)') then
        cast('Faerie Fire (Feral)()')
      elseif isUsable('Tiger\'s Fury') and not buffed('Tiger\'s Fury', 'player') then
        cast('Tiger\'s Fury')
      elseif isUsable('Ferocious Bite') and comboPoints() > 2 then
        cast('Ferocious Bite')
      elseif isUsable('Rake') and not buffed('Rake', 'target') then
        cast('Rake')
      elseif isUsable('Claw') then
        cast('Claw')
        -- elseif isUsable('Blood Fury') and not onCooldown('Blood Fury') then
        --   cast('Blood Fury')
        -- elseif not IsAutoRepeatAction(47) then
        --   cast('Auto Shot')
        -- elseif isUsable('Multi-Shot') and not onCooldown('Multi-Shot') then
        --   cast('Multi-Shot')
        -- elseif isUsable('Steady Shot') and not onCooldown('Steady Shot') then
        --     cast('Steady Shot')
        -- elseif isUsable('Baited Shot') and not onCooldown('Baited Shot') then
        --   cast('Baited Shot')
        -- elseif isUsable('Kill Command') and not onCooldown('Kill Command') then
        --   cast('Kill Command')
        -- elseif isUsable('Arcane Shot') and not onCooldown('Arcane Shot') then
        --   cast('Arcane Shot(Rank 1)')
        -- 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')
      end
    end
  end
end

function obd_onLoad()
  SlashCmdList['OBD'] = attack
  SLASH_OBD1 = '/obd_lvl'
end