local destx = {}
local desty = {}
local destz = {}

function ai_freeroam_init(e)
	CharacterControlManual(e)
	destx[e] = g_Entity[e]['x']+math.random(-1000,1000)
	desty[e] = g_Entity[e]['y']
	destz[e] = g_Entity[e]['z']+math.random(-1000,1000)
	ai_bot_state[e] = "roam"
end 

function ai_freeroam_main(e)
	if ai_bot_state[e] == "roam" then 
		if GetDistanceToPoint(e,destx[e],destz[e]) < 100 then 
			destx[e] = g_Entity[e]['x']+math.random(-1000,1000)
			desty[e] = g_Entity[e]['y']
			destz[e] = g_Entity[e]['z']+math.random(-1000,1000)
		else 
			AIEntityGoToPosition(g_Entity[e]['obj'],destx[e],desty[e],destz[e])
			MoveForward(e,AIGetEntitySpeed(g_Entity[e]['obj']))
			SetRotation(e,0,AIGetEntityAngleY(g_Entity[e]['obj']),0)
			AISetEntityPosition(g_Entity[e]['obj'],GetEntityPositionX(e),GetEntityPositionY(e),GetEntityPositionZ(e))
			if g_Entity[e]['animating'] > 0 then 
				if g_Entity[e]['animating'] ~= 3 then 
					StopAnimation(e)
				end 
			else 
				SetAnimationFrames(3870,3900)
				LoopAnimation(e)
				g_Entity[e]['animating'] = 3
			end 
		end 
		if g_Entity[e]['plrvisible'] == 1 or AIGetEntityHeardSound(g_Entity[e]['obj']) == 1 or GetPlayerDistance(e) < AIGetEntityViewRange(g_Entity[e]['obj'])*0.3 then 
			ai_bot_state[e] = "move to player"
		end 
	elseif ai_bot_state[e] == "move to player" then 
		if g_Entity[e]['plrvisible'] == 1 then 
			destx[e] = g_PlayerPosX
			desty[e] = g_PlayerPosY
			destz[e] = g_PlayerPosZ
		end 
		if (GetPlayerDistance(e) > AIGetEntityViewRange(g_Entity[e]['obj'])*0.75 or g_Entity[e]['plrvisible'] == 0) then 
			if g_Entity[e]['animating'] ~= 2 then 
				if GetDistanceToPoint(e,destx[e],destz[e]) > 100 then 
					AIEntityGoToPosition(g_Entity[e]['obj'],destx[e],desty[e],destz[e])
					MoveForward(e,AIGetEntitySpeed(g_Entity[e]['obj'])*2)
					SetRotation(e,0,AIGetEntityAngleY(g_Entity[e]['obj']),0)
					AISetEntityPosition(g_Entity[e]['obj'],GetEntityPositionX(e),GetEntityPositionY(e),GetEntityPositionZ(e))
					if g_Entity[e]['animating'] > 0 then 
						if g_Entity[e]['animating'] ~= 1 then 
							StopAnimation(e)
						end 
					else 
						SetAnimationFrames(795,811)
						LoopAnimation(e)
						g_Entity[e]['animating'] = 1 
					end 
				else 
					ai_bot_state[e] = "roam"
				end 
			else 
				AIEntityStop(g_Entity[e]['obj'])
				SetRotation(e,0,AngleToPoint(e,g_PlayerPosX,g_PlayerPosZ),0)
				AISetEntityPosition(g_Entity[e]['obj'],GetEntityPositionX(e),GetEntityPositionY(e),GetEntityPositionZ(e))
				FireWeapon(e)
			end
		else 
			AIEntityStop(g_Entity[e]['obj'])
			SetRotation(e,0,AngleToPoint(e,g_PlayerPosX,g_PlayerPosZ),0)
			AISetEntityPosition(g_Entity[e]['obj'],GetEntityPositionX(e),GetEntityPositionY(e),GetEntityPositionZ(e))
			if g_Entity[e]['animating'] > 0 then 
				if g_Entity[e]['animating'] ~= 2 then 
					StopAnimation(e)
				end 
			else 
				SetAnimationFrames(100,205)
				PlayAnimation(e)
				g_Entity[e]['animating'] = 2 
			end 
			FireWeapon(e)
		end 
		
	end 
	
end 


function ai_freeroam_exit(e)

end 


function GetDistanceToPoint(e,x,z)
	if g_Entity[e] ~= nil and g_Entity[e] ~= 0 then
		local disx = GetEntityPositionX(e) - x
		local disz = GetEntityPositionZ(e) - z
		return math.sqrt(disx^2 + disz^2)
	end
end

function AngleToPoint(e,x,z)
	if g_Entity[e] ~= nil and x > 0 and z > 0 then
		local destx = x - g_Entity[e]['x']
		local destz = z - g_Entity[e]['z']
		local angle = math.atan2(destx,destz)
		angle = angle * (180.0 / math.pi)
		if angle < 0 then
			angle = 360 + angle
		elseif angle > 360 then
			angle = angle - 360
		end
		--SetRotation(e,0,angle,0)
		return angle
	end 
end