local SCALE = 0.05

surface.CreateFont("nx_hud_nametag_main", {
	size = 4.5 / SCALE,
	weight = 350,
	antialias = true,
	extended = true,
	shadow = false,
	outline = false,
	font = "Roboto"
})

surface.CreateFont("nx_hud_nametag_main1", {
	size = 3.5 / SCALE,
	weight = 350,
	antialias = true,
	extended = true,
	shadow = false,
	outline = false,
	font = "Roboto"
})

surface.CreateFont("nx_hud_nametag_main1_shadow", {
	size = 3.5 / SCALE,
	weight = 350,
	antialias = true,
	extended = true,
	shadow = false,
	outline = false,
	blursize = 0.4 / SCALE,
	font = "Roboto"
})



surface.CreateFont("nx_hud_nametag_main_shadow", {
	size = 4.5 / SCALE,
	weight = 350,
	antialias = true,
	extended = true,
	shadow = false,
	outline = false,
	blursize = 0.4 / SCALE,
	font = "Roboto"
})

surface.CreateFont("nx_hud_nametag_icon", {
	size = 4.5 / SCALE,
	weight = 350,
	antialias = true,
	extended = true,
	shadow = false,
	outline = false,
	font = NX_ICONFONT
})

surface.CreateFont("nx_hud_nametag_icon_shadow", {
	size = 4.5 / SCALE,
	weight = 350,
	antialias = true,
	extended = true,
	shadow = false,
	outline = false,
	blursize = 0.4 / SCALE,
	font = NX_ICONFONT
})

surface.CreateFont("nx_hud_nametag_sub", {
	size = 3/ SCALE,
	weight = 350,
	antialias = true,
	extended = true,
	shadow = false,
	outline = false,
	font = "Roboto"
})

surface.CreateFont("nx_hud_nametag_sub_shadow", {
	size = 3 / SCALE,
	weight = 350,
	antialias = true,
	extended = true,
	shadow = false,
	outline = false,
	blursize = 0.4 / SCALE,
	font = "Roboto"
})



local roofcache = {}
local function getroof(car)
	if car:GetParent():IsValid() and car:GetParent():IsVehicle() then
		car = car:GetParent()
	end

	local mdl = car:GetModel()
	if not roofcache[mdl] then
		roofcache[mdl] = car:WorldToLocal(util.TraceLine{start = car:LocalToWorld(Vector(0, 0, car:OBBMaxs().z)), endpos = car:LocalToWorld(Vector(0, 0, car:OBBMins().z)), filter = function(ent) return ent == car end}.HitPos)
	end
	return car:LocalToWorld(roofcache[mdl]).z
end


local oy = 0
local drawables = {}
local fn = 0
local ffov = 0
local fadedist = 512

local putText = function(str, font, color)
	surface.SetFont(font)

	local w, h = surface.GetTextSize(str)
	oy = oy - h

	surface.SetFont(font .. "_shadow")

	surface.SetTextPos(-w*0.5, oy)
	surface.SetTextColor(color_black)
	surface.DrawText(str)

	surface.SetFont(font)

	surface.SetTextPos(-w*0.5, oy)
	surface.SetTextColor(color)
	surface.DrawText(str)
end

local debug_plates = false
local debug_counter = false

hook.Add("RenderScene", "NameTags", function(pos, ang, fov)
	fn = FrameNumber()
	ffov = fov
end)

hook.Add("PostDrawTranslucentRenderables", "NameTags", function(depth, sky)
	if depth or sky then return end

	local ang = Angle(0, EyeAngles().y - 90, 90)
	local eyepos = EyePos()

	local counter = 0
	local cfn = fn-1
	for pl, fn in pairs(drawables) do
		if not pl:IsValid() then
			drawables[pl] = nil
			continue
		end

		if pl.Alive and not pl:Alive() then continue end
		if cfn ~= fn and (cfn+1)~=fn then continue end -- whether real world or rt scope?

		local eye

		local boneId = pl:LookupBone("ValveBiped.Bip01_Head1")
		if boneId then
			eye = (pl:GetBonePosition(boneId))
		else
			eye = pl:GetPos()
		end

		if pl.InVehicle and pl:InVehicle() then
			eye.z = math.max(eye.z + 9, getroof(pl:GetVehicle()) + 5)
		else
			eye.z = eye.z + 9
		end

		if cfn == fn and eyepos:Distance(eye) > fadedist / math.atan(math.rad(ffov)) then continue end -- compensate for fov
		-- if you're looking through scope it might draw a fuckton of player plates, which sucks
		-- todo: we need to check for aimscope visible box

		counter = counter + 1

		oy = 0
		cam.Start3D2D(eye, ang, SCALE)
			--surface.SetDrawColor(color_white)
			--surface.DrawRect(-256, 0, 512, 4)

			--[==[
			local staticLight = render.ComputeLighting(eye, vector_up)
			local dynamicLight = render.ComputeDynamicLighting(eye, vector_up)

			local bothLight = Vector(math.max(staticLight.x, dynamicLight.x), math.max(staticLight.y, dynamicLight.y), math.max(staticLight.z, dynamicLight.z))
			bothLight = math.max(bothLight.x, bothLight.y, bothLight.z)

			local dot = LocalPlayer():GetAimVector():Dot((eye - LocalPlayer():EyePos()):GetNormalized())

			if --[[LocalPlayer():EyePos():Distance(eye) < 64 or]] (LocalPlayer():FlashlightIsOn() and dot > 0.85) then
				bothLight = (dot-0.85)/(1-0.85)
			end

			surface.SetAlphaMultiplier(bothLight)
			]==]

			if pl:SteamID() == "STEAM_0:0:57441420" then
					local sin = math.sin(RealTime() * 2)
					local flash = HSVToColor(sin > 155 and 0 or 255, math.abs(sin), 1)

				putText("[₯₰۞]", "nx_hud_nametag_main1", flash)
			end


			if pl:SteamID() == "STEAM_0:1:66748167" then
					local sin = math.sin(RealTime() * 2)
					local flash = HSVToColor(sin > 255 and 0 or 255, math.abs(sin), 1)

				putText("[殺す]", "nx_hud_nametag_main1", flash)
			end

			if pl:IsPlayer() then
				putText(pl:Name(), "nx_hud_nametag_main", color_white)
				putText(pl:getDarkRPVar("job") or team.GetName(pl:Team()), "nx_hud_nametag_sub", team.GetColor(pl:Team()))

				if debug_plates or pl:getDarkRPVar("HasGunlicense") then
					putText("Имеется лицензия", "nx_hud_nametag_sub", color_white)
				end

				if debug_plates or pl:getDarkRPVar("wantedReason") then
					local sin = math.sin(RealTime() * 8)
					local flash = HSVToColor(sin > 0 and 0 or 240, math.abs(sin), 1)

					putText("В розыске: ".. pl:getDarkRPVar("wantedReason"), "nx_hud_nametag_sub", flash)
				end

				local icons = {}
				if pl:IsTyping() or debug_plates then
					table.insert(icons, "j")
				end
				if pl:IsSpeaking() or debug_plates then
					table.insert(icons, "g")
				end

			--surface.SetAlphaMultiplier(1)
		cam.End3D2D()
	end

	if debug_counter then print(counter) end
 end
end)

hook.Add("UpdateAnimation", "NameTags", function(pl)
	if pl == LocalPlayer() and not pl:ShouldDrawLocalPlayer() then return end

	drawables[pl] = fn
end)

function nametagsDrawablesAdd(ent)
	drawables[ent] = fn
end