-- Allows the player to pick-up the item (visibly), carry it and then drop (and interact e.g stack)

-- Note - entity with this script must have Physics > YES & Static Mode > No

local i_state = {}
local itemdist = 100
local yangle = 0
local tCheckTime = {}

carrying_now = 0

function carryvisibleitem2_init(e)
	i_state[e] = "start"
end

function carryvisibleitem2_main(e)
 
 if i_state[e] == "start" then
	tCheckTime[e] = GetTimer(e)
	i_state[e] = "initial"
 end

 PlayerDist = GetPlayerDistance(e)
 if PlayerDist < 150 then
	SourceAngle = g_PlayerAngY
	while SourceAngle < 0.0 do
		SourceAngle = SourceAngle + 360.0
	end	
	while SourceAngle > 340.0 do
		SourceAngle = SourceAngle - 360.0
	end
    PlayerDX = (g_Entity[e]['x'] - g_PlayerPosX)
    PlayerDZ = (g_Entity[e]['z'] - g_PlayerPosZ)
	DestAngle = math.atan2( PlayerDZ , PlayerDX )
	-- Convert to degrees
	DestAngle = (DestAngle * 57.2957795) - 90.0
	Result = math.abs(math.abs(SourceAngle)-math.abs(DestAngle))
	if Result > 180 then
		Result = 0
	end	
	if Result < 20.0 then
	  if i_state[e] == "initial" and GetTimer(e) > tCheckTime[e] + 500 and carrying_now == 0 then
		Prompt ("Press E To Pick Up Item")
		if g_KeyPressE == 1 then
			GravityOff(e)
			CollisionOff(e)
			Show (e)
			yangle=g_PlayerAngY
			carrying_now = 1
			i_state[e] = "carried"
			PlaySound(e,0)
			ActivateIfUsed(e)
			tCheckTime[e] = GetTimer(e)
		end
	 end 
   end
 end

 if i_state[e] == "carried" then
	--calculate and then hold the item 'itemdist' in front of player
	itemx=g_PlayerPosX
	itemz=g_PlayerPosZ
	itemy=g_PlayerPosY
	itemx = itemx+math.sin(math.rad(g_PlayerAngY))*itemdist
	itemz = itemz+math.cos(math.rad(g_PlayerAngY))*itemdist
	itemy = itemy-math.sin(math.rad(g_PlayerAngX))*itemdist
	-- hide if view angle drops underground or too high - adjust as needed
	if g_PlayerAngX > -50 and g_PlayerAngX < 25 then
		Show(e)
	else
		Hide(e)
	end
	SetPosition(e,itemx,itemy-15,itemz)
			
	-- mirror precisely the player Y angle for the items rotation to player
	yangle = g_PlayerAngY
	if g_PlayerAngY >= 360 then
		yangle = g_PlayerAngY - (360 * (math.floor(g_PlayerAngY / 360)))
	elseif g_PlayerAngY < 0 and g_PlayerAngY > -360 then
		yangle = g_PlayerAngY + 360
	elseif g_PlayerAngY <= -360 then
		yangle = g_PlayerAngY + (360 * ( -1 * (math.floor(g_PlayerAngY / 360)))) 
	end
	FaceAngle = yangle + 180
	if FaceAngle > 360 then
		FaceAngle = FaceAngle - 360
	end
	--adjust the '-20' to tilt the item further away/towards the player whilst being carried (set to 0 for flat)
	SetRotation(e,(g_PlayerAngX-20 * -1),FaceAngle,0)
	--SetRotation(e,0,FaceAngle,0)

	--check if player wants to drop item and if so drop
	Prompt ("Press E To Drop Item")
	if g_KeyPressE == 1 and GetTimer(e) > tCheckTime[e] + 500 then
		SetRotation(e,0,FaceAngle,0)
		GravityOn(e)
		CollisionOn(e)
		i_state[e] = "wait"
		tCheckTime[e] = GetTimer(e)
		PlaySound(e,1)
	end
 end

 if i_state[e] == "wait" and GetTimer(e) > tCheckTime[e] + 500  then
	carrying_now = 0
	i_state[e] = "start"
 end

end -- of main function

function carryvisibleitem2_exit(e)
end