-- LUA Script --

local attackstart = 150
local attackend = 189
local damageframestart = 160
local damageframeend = 189
local lastroar = 0
local lastswipe = 0
local roar_start = 642
local roar_end = 680
local mainroar = 0


function ai_fastmurkscreamer_init(e)
ai_soldier_pathindex[e] = -1;
ai_soldier_state[e] = "idle";
CharacterControlLimbo(e)
SetAnimationFrames(1,37)
LoopAnimation(e)
end

function ai_fastmurkscreamer_main(e)
SetSoundVolume(100)
SetEntityHealth(e,100)
 PlayerDist = GetPlayerDistance(e)
 EntObjNo = g_Entity[e]['obj']
 if ai_soldier_state[e] == "idle" then
  if ai_soldier_pathindex[e] == -1 then
   ai_soldier_pathindex[e] = -2
   PathIndex = -1
   PathPointIndex = -1
   pClosest = 99999
   for pa = 1, AIGetTotalPaths(), 1 do
    for po = 1 , AIGetPathCountPoints(pa), 1 do
     pDX = g_Entity[e]['x'] - AIPathGetPointX(pa,po)
     pDZ = g_Entity[e]['z'] - AIPathGetPointZ(pa,po)
     pDist = math.sqrt(math.abs(pDX*pDX)+math.abs(pDZ*pDZ))
     if pDist < pClosest and pDist < 200 then
      pClosest = pDist
      PathIndex = pa
	  PathPointIndex = po
     end
    end -- po
   end -- pa
   if PathIndex > -1 then
    ai_soldier_pathindex[e] = PathIndex
	ai_path_point_index[e] = PathPointIndex
    CharacterControlArmed(e)
	SetCharacterToWalk(e)
	ModulateSpeed(e,1.0)
    SetAnimationSpeed(e,1.5)
	ai_path_point_direction[e] = 1
	ai_path_point_max[e] = AIGetPathCountPoints(ai_soldier_pathindex[e])
   end   
  end
  if ai_soldier_pathindex[e] > -1 then 
   ai_patrol_x[e] = AIPathGetPointX(ai_soldier_pathindex[e],ai_path_point_index[e])
   ai_patrol_z[e] = AIPathGetPointZ(ai_soldier_pathindex[e],ai_path_point_index[e])
   AIEntityGoToPosition(EntObjNo,ai_patrol_x[e],ai_patrol_z[e])
   tDistX = g_Entity[e]['x'] - ai_patrol_x[e]
   tDistZ = g_Entity[e]['z'] - ai_patrol_z[e]
   DistFromPath = math.sqrt(math.abs(tDistX*tDistX)+math.abs(tDistZ*tDistZ))	
   if DistFromPath < 50 then
	if ai_path_point_direction[e] == 1 then
	 ai_path_point_index[e] = ai_path_point_index[e] + 1
	 if ( ai_path_point_index[e] > ai_path_point_max[e] ) then
	  ai_path_point_index[e] = ai_path_point_max[e] - 1
	  ai_path_point_direction[e] = 0
	 end
	else
	 ai_path_point_index[e] = ai_path_point_index[e] - 1
	 if ( ai_path_point_index[e] < 1 ) then
	  ai_path_point_index[e] = 2
	  ai_path_point_direction[e] = 1
	 end		
	end
   end
  end
 end
 if (PlayerDist < 1000 and ai_soldier_state[e] == "idle" and g_Entity[e]['plrvisible'] == 1) or (PlayerDist < 100 and ai_soldier_state[e] == "idle") then
  RotateToPlayer(e)
  if GetTimer(e) > lastroar then
   if lastroar==0 then
    -- roar when we see player for first time
    chooseidle=math.random(1,2)
    if chooseidle == 1 then
     SetAnimationFrames(roar_start,roar_end)
    end
    if chooseidle == 2 then
     SetAnimationFrames(roar_start,roar_end)
    end  
    PlayAnimation(e)
    ModulateSpeed(e,0.8)
    SetAnimationSpeed(e,0.8)
	PlaySound(e,0)
	ai_soldier_state[e] = "roar"
   end
  end
 end
 if ai_soldier_state[e]=="roar" then
  -- handle roar sequence and scream sound
  if (GetAnimationFrame(e)<roar_start and GetAnimationFrame(e)>=roar_start) or (GetAnimationFrame(e)>=roar_end) then
   ai_soldier_state[e] = "idle"
  end
  if lastroar==0 and ((GetAnimationFrame(e)<roar_start and GetAnimationFrame(e)>=roar_start) or (GetAnimationFrame(e)>=roar_end)) then
   lastroar=GetTimer(e)+4000
   mainroar = 1
    end
  else
 if PlayerDist < 1000  then
  -- while visible in range
  RotateToPlayer(e)
  if PlayerDist < 125 then
   -- attack if close enough
   if ai_soldier_state[e]~="attack" then
    if GetAnimationFrame(e)<attackstart or GetAnimationFrame(e)>attackend then
     AIEntityStop(EntObjNo)
	 ai_soldier_state[e] = "attack"   
     CharacterControlLimbo(e)
     randomattack=math.random(1,2)       
 	 if randomattack == 1 then
      attackstart=150
      attackend=189
      damageframestart=160
      damageframeend=189
     end
     if randomattack == 2 then
      attackstart=190
      attackend=279
      damageframestart=200
      damageframeend=279
     end
     SetAnimationFrames(attackstart,attackend)
     PlayAnimation(e)
     SetAnimationSpeed(e,1.2)
    end
   end
   if ai_soldier_state[e]=="attack" then
    if GetAnimationFrame(e)>damageframestart and GetAnimationFrame(e)<damageframeend then
     if GetPlayerDistance(e)<125 then
      if GetTimer(e) > lastswipe then
       lastswipe= GetTimer(e)+1000
       PlaySound(e,1)
       randomdamage=math.random(20,40)
       HurtPlayer(e,randomdamage)
      end
     end
	end
    if GetAnimationFrame(e)>attackend-2 then
	 if PlayerDist < 125 then
	  -- quickly attack again
	  ai_soldier_state[e] = "attackagain"
      SetAnimationFrames(attackstart-1,attackstart-1)
	  PlayAnimation(e)
	 end
    end
   end
  else
   -- not close enough, so roam moves to player
   if ai_soldier_state[e]~="roam" and mainroar == 1 then
    ai_soldier_state[e] = "roam"
    CharacterControlUnarmed(e)
    ModulateSpeed(e,1.5)
    SetAnimationSpeed(e,1.2)
    SetCharacterToRun(e)
   end
   rndx=math.random(1,360)
   rndz=math.random(1,360)
   rndx2=math.sin(rndx)*30
   rndz2=math.cos(rndz)*30
   AIEntityGoToPosition(EntObjNo,g_PlayerPosX+rndx2,g_PlayerPosZ+rndz2)
  end
 else
  -- if not in attack range, revert to idle
  if PlayerDist >= 1000 and ai_soldier_state[e] ~= "idle" then
   ai_soldier_state[e] = "idle"
   CharacterControlLimbo(e)
   SetAnimationFrames(1,37)
   LoopAnimation(e)
   ModulateSpeed(e,1.0)
   SetAnimationSpeed(e,1.0)
  end
 end
 end
 end

function ai_fastmurkscreamer_exit(e)
SetCharacterSound(e,"Murkscreamer")
PlayCharacterSound(e,"onDeath")
ai_soldier_state[e] = "dead"
ModulateSpeed(e,1.0)
CharacterControlLimbo(e)
SetAnimationSpeed(e,1.0) 
SetAnimationFrames(476,544) 
PlayAnimation(e)
CollisionOff(e)
end