local pnpc = API.load("pnpc")
local rng = API.load("rng")
local classExpander = API.load("local_classExpander")
local colliders = API.load("colliders")
local expandedDefines = API.load("expandedDefines")
local vectr = API.load("vectr");

local movingplatform = {}

movingplatform.horizonID = 299

function movingplatform.onInitAPI()
	registerEvent(movingplatform, "onStart")
	registerEvent(movingplatform, "onTick")
	registerEvent(movingplatform, "onDraw")
end

function movingplatform.onStart()
	for _,v in pairs(NPC.get(movingplatform.horizonID)) do
		v.ai1 = 0;
		v.ai2 = 0;
	end
end

function movingplatform.onTick()
	if player:getStandingNPC() then
		Text.print(player:getStandingNPC().speedX,10,50)
		-- raycast arg 3
		local collisionTable = {}
		for k,v in ipairs(Block.getIntersecting(player.x - 128, player.y - 20 , player.x + player.width + 128, player.y + player.height + 20))  do
			if expandedDefines.BLOCK_SOLID_MAP[v.id] and not v.isHidden then
				table.insert(collisionTable, v)
			end
		end


		local platformvector = vectr.v2(player:getStandingNPC().speedX + (player.width*.5*math.sign(player:getStandingNPC().speedX)),player:getStandingNPC().speedY)*-1

		local side = 0
		if math.sign(player:getStandingNPC().speedX) > 0 then
			side = player.width
		end

		if(#collisionTable > 0) then
			local b,p,n,obj = colliders.raycast({player.x + player.width*0.5,player.y + player.height - 1},platformvector,collisionTable)
			Text.print(p,10,100)
			if p then
				--????
			end
		end
	end






	for _,v in ipairs(NPC.get({movingplatform.horizonID})) do
		if v:mem(0x64, FIELD_WORD) ~= -1 and not Defines.levelFreeze then
			local platform = pnpc.wrap(v)

			if (v:mem(0x12A, FIELD_WORD) ~= -1) and (platform.data.exists ~= nil) then

				if colliders.collide(platform.data.triggerCollider,player) and player:isGroundTouching() and v.ai1 == 0 and v.ai2 == 0 then
					v.ai1 = 2
				end

				if player.ForcedAnimationState == 0 then
					platform.data.triggerCollider.x = platform.data.triggerCollider.x + v.speedX
					if v.ai1 >= 2 then
						v.ai1 = v.ai1 + 1
						if v.ai1 <= 22 then
							v.speedX = .5 * platform.data.direction
						elseif v.ai1 > 18 and v.ai1 <= 50 then
							v.speedX = v.speedX + 0.5 * platform.data.direction
						elseif v.ai1 == 57 then
							v.speedX = 6 * platform.data.direction
						elseif v.ai1 == 58 then
							v.ai1 = 0
							v.ai2 = 2
							v.speedX = 0
						end
					end
					if v.ai2 >= 2 then
						v.ai2 = v.ai2 + 1
						if v.ai2 ==32 then
							v.speedX = -2 * platform.data.direction
						elseif v.ai2 == 192 then
							v.speedX = 0
							v.ai2 = 0
						end
					end
				else
					v.x = v.x - v.speedX
				end

			end
		end
	end
end

function movingplatform.onDraw()
	for _,v in ipairs(NPC.get({movingplatform.horizonID})) do
		if v:mem(0x64, FIELD_WORD) ~= -1 and not Defines.levelFreeze then
			local platform = pnpc.wrap(v)
			if platform.data.exists == nil then
				platform.data.exists = 0;
				platform.data.triggerCollider = colliders.Box(v.x,v.y-6,v.width,4)
				platform.data.direction = v.direction
			end
			if v.ai1 >= 2 or v.ai2 >= 2 then
				v.animationFrame = 1
			end
		end
	end
end

return movingplatform;