AddCSLuaFile()

ENT.Type = "anim"
ENT.Base = "base_anim"
ENT.Spawnable = true
ENT.PrintName = "Teleporter"
ENT.Category = "TELEPORTERS"

ENT.health = 100

if SERVER then
	util.AddNetworkString("create_a_teleport")
	util.AddNetworkString("teleport_player_kekc")
	util.AddNetworkString("teleport_change_health")

	CreateConVar("tps_kekc_enable", 1)
	CreateConVar("tps_kekc_enablehp", 1)
else
	surface.CreateFont("teleporters_font1", {
		font = "Segoe UI",
		size = 1000,
		weight = 0,
		blursize = 0,
		scanlines = 0,
		antialias = true,
		underline = false,
		italic = false,
		strikeout = false,
		symbol = false,
		rotary = false,
		shadow = false,
		additive = false,
		outline = false,
	})
end

function ENT:Draw()
	if SERVER then return end

	self:DrawModel()

	if self.teleport then
		local private = "<>"
		if self.teleport.private then private = "Yes" else private = "No" end

		cam.Start3D2D(self:GetPos() + Vector(0, 0, 70), Angle(0, CurTime() * 60, 90), 0.1)
			draw.DrawText("Name: " .. self.teleport.name, "teleporters_font1", 0, 0, Color(255, 255, 255), TEXT_ALIGN_CENTER)
			draw.DrawText("Owner: " .. self.teleport.owner:Nick(), "teleporters_font1", 0, 80, Color(255, 255, 255), TEXT_ALIGN_CENTER)
			draw.DrawText(self.teleport.desc, "teleporters_font1", 0, 160, Color(255, 255, 255), TEXT_ALIGN_CENTER)
			draw.DrawText("Private: " .. private, "teleporters_font1", 0, 240, Color(255, 255, 255), TEXT_ALIGN_CENTER)
			if GetConVar("tps_kekc_enablehp"):GetBool() then draw.DrawText("Health: " .. self.health, "teleporters_font1", 0, 320, Color(255 - self.health * 2.55, self.health * 2.55, 0), TEXT_ALIGN_CENTER) end
		cam.End3D2D()

		cam.Start3D2D(self:GetPos() + Vector(0, 0, 70), Angle(0, 180 + CurTime() * 60, 90), 0.1)
			draw.DrawText("Name: " .. self.teleport.name, "teleporters_font1", 0, 0, Color(255, 255, 255), TEXT_ALIGN_CENTER)
			draw.DrawText("Owner: " .. self.teleport.owner:Nick(), "teleporters_font1", 0, 80, Color(255, 255, 255), TEXT_ALIGN_CENTER)
			draw.DrawText(self.teleport.desc, "teleporters_font1", 0, 160, Color(255, 255, 255), TEXT_ALIGN_CENTER)
			draw.DrawText("Private: " .. private, "teleporters_font1", 0, 240, Color(255, 255, 255), TEXT_ALIGN_CENTER)
			if GetConVar("tps_kekc_enablehp"):GetBool() then draw.DrawText("Health: " .. self.health, "teleporters_font1", 0, 320, Color(255 - self.health * 2.55, self.health * 2.55, 0), TEXT_ALIGN_CENTER) end
		cam.End3D2D()
	end
end

function ENT:OnTakeDamage(dmg)
	if CLIENT then return end
	if not GetConVar("tps_kekc_enablehp"):GetBool() then return end

	self.health = math.Round(self.health - dmg:GetDamage() / 10)

	if self.health <= 0 then
		self:EmitSound("phx/explode00.wav", 400, 100)

		local ef = EffectData()
		ef:SetOrigin(self:GetPos())
		util.Effect("Explosion", ef)

		self:Remove()

		return
	end

	net.Start("teleport_change_health")
		net.WriteInt(self.health, 32)
		net.WriteEntity(self)
	net.Broadcast()
end

function ENT:Initialize()
	if CLIENT then
		return
	end

	timer.Simple(0.1, function()
		if IsValid(self.owner) then
			umsg.Start("open_menu_kekc", self.owner)
				umsg.Entity(self)
			umsg.End()
		end
	end)

	self:SetModel("models/props_lab/teleplatform.mdl")
	self:SetMoveType(MOVETYPE_VPHYSICS)
	self:SetSolid(SOLID_VPHYSICS)
	self:PhysicsInit(SOLID_VPHYSICS)
end

function ENT:PhysicsCollide(data, physobj)
	if CLIENT then return end
end

local next_use = 0
function ENT:Use(ply, caller)
	if not GetConVar("tps_kekc_enable"):GetBool() then if CurTime() > next_use then ply:ChatPrint("Teleporters is not enable on this server!") next_use = CurTime() + 1 end return end

	umsg.Start("use_teleport_kekc", ply)
		umsg.Entity(ply)
		umsg.Entity(self)
	umsg.End()
end

function ENT:SpawnFunction(ply, tr, name)
	if not tr.Hit then return end

	local pos = tr.HitPos + tr.HitNormal * 32

	local ent = ents.Create(name)
	ent:SetPos(pos)
	ent:Spawn()
	ent:Activate()

	if IsValid(ent:GetPhysicsObject()) then ent:GetPhysicsObject():Wake() else return NULL end

	self.owner = ply

	return ent
end

function ENT:OnRemove()
	table.RemoveByValue(TELEPORTS_TABLE_KEKC, self.teleport)
end


// CALLBACK FUNCTIONS

// Callback function creates a teleport
local function CreateTeleport()
	local name = net.ReadString()
	local desc = net.ReadString()
	local ply = net.ReadEntity()
	local lab = net.ReadBit()
	local ent = net.ReadEntity()

	ent.teleport = {}
	ent.teleport.name = name
	ent.teleport.entity = ent
	ent.teleport.private = util.tobool(lab)
	ent.teleport.desc = desc
	ent.teleport.owner = ply

	table.insert(TELEPORTS_TABLE_KEKC, ent.teleport)
end
net.Receive("create_a_teleport", CreateTeleport)


// Callback function teleports player
local function TeleportPlayer()
	local ply = net.ReadEntity()
	local tp = net.ReadEntity()

	if IsValid(ply) and ply:Alive() and IsValid(tp) and SERVER then
		if not tp.teleport.private then
			ply:SetPos(tp:GetPos())
			//ply:EmitSound("garrysmod/save_load" .. math.random(1, 4) .. ".wav")
			ply:EmitSound("hl1/ambience/particle_suck1.wav")
			ply:SetEyeAngles(Angle(0, tp:GetAngles().yaw, 0))

			umsg.Start("effect_teleport_kekc")
				umsg.Entity(ply)
			umsg.End()
		else
			if ply != tp.teleport.owner then
				ply:ChatPrint("This teleport is private!")
			else
				ply:SetPos(tp:GetPos())
				//ply:EmitSound("garrysmod/save_load" .. math.random(1, 4) .. ".wav")
				ply:EmitSound("hl1/ambience/particle_suck1.wav")
				ply:SetEyeAngles(Angle(0, tp:GetAngles().yaw, 0))

				umsg.Start("effect_teleport_kekc")
					umsg.Entity(ply)
				umsg.End()
			end
		end
	else
		ply:ChatPrint("This teleport is not valid or you're not alive")
	end
end
net.Receive("teleport_player_kekc", TeleportPlayer)


// Callback function changes health on client
local function ChangeHealth_cl()
	if SERVER then return end

	local hp = net.ReadInt(32)
	local tp = net.ReadEntity()

	tp.health = hp
end
net.Receive("teleport_change_health", ChangeHealth_cl)


// Callback function opens the menu
local function OpenTeleportMenu(data)
	if SERVER then return end

	local ply = data:ReadEntity()
	local tp = data:ReadEntity()

	if ply.Menu_teleports_kekc and IsValid(ply.Menu_teleports_kekc) then return end

	ply.Menu_teleports_kekc = vgui.Create("DFrame")

	local win = ply.Menu_teleports_kekc
	win:SetSize(600, 300)
	win:Center()
	win:SetTitle("Menu")
	win:MakePopup()
	win.Paint = function()
		if win and IsValid(win) then
			local w = win:GetWide()
			local h = win:GetTall()

			draw.RoundedBox(0, 0, 0, w, h, Color(0, 0, 0, 220))
		end
	end

	local l = vgui.Create("DListView", win)
	l:SetSize(580, 260)
	l:SetPos(10, 30)
	l:AddColumn("Name")
	l:AddColumn("Owner")
	l:AddColumn("Description")
	l:AddColumn("Private")
	l:AddColumn("Distance")
	l.OnClickLine = function(parent, line, isselected)
		local entity = NULL

		for k, v in pairs(TELEPORTS_TABLE_KEKC) do
			if v.name == line:GetValue(1) then
				entity = v.entity
			end
		end

		if entity == tp then ply:ChatPrint("You can't teleport to youself!") return end

		//now we teleports player
		net.Start("teleport_player_kekc")
			net.WriteEntity(ply)
			net.WriteEntity(entity)
		net.SendToServer()

		if win and IsValid(win) then win:Close() end
	end

	for k, v in pairs(TELEPORTS_TABLE_KEKC) do
		if v.entity == tp then continue end

		local private = "<>"
		if v.private then private = "Yes" else private = "No" end

		l:AddLine(v.name, v.owner:Nick(), v.desc, private, math.Round(tp:GetPos():Distance(v.entity:GetPos())))
	end
end
usermessage.Hook("use_teleport_kekc", OpenTeleportMenu)


// Callback function opens the menu
local function CreateEffect(data)
	if SERVER then return end

	local bloom = 1
	local ply = data:ReadEntity()

	hook.Add("RenderScreenspaceEffects", "stuff_storm_hp" .. ply:EntIndex(), function()
		if bloom <= 0 then hook.Remove("RenderScreenspaceEffects", "stuff_storm_hp" .. ply:EntIndex()) return end

		bloom = bloom - 0.003

		local tab = {}
		tab["$pp_colour_addr"] = 0
		tab["$pp_colour_addg"] = 0
		tab["$pp_colour_addb"] = 0
		tab["$pp_colour_brightness"] = bloom
		tab["$pp_colour_contrast"] = 1
		tab["$pp_colour_colour"] = 1
		tab["$pp_colour_mulr"] = 0
		tab["$pp_colour_mulg"] = 0
		tab["$pp_colour_mulb"] = 0

		DrawColorModify(tab)
	end)
end
usermessage.Hook("effect_teleport_kekc", CreateEffect)



local function OpenMenu(data)
	if SERVER then return end

	local ent = data:ReadEntity()

	local win = vgui.Create("DFrame")
	win:SetSize(200, 130)
	win:Center()
	win:SetTitle("Options")
	win:ShowCloseButton(true)
	win:MakePopup()
	win.Paint = function()
		if win and win:IsActive() then
			local w = win:GetWide()
			local h = win:GetTall()

			draw.RoundedBox(0, 0, 0, w, h, Color(0, 0, 0, 220))
		end
	end

	local name = vgui.Create("DTextEntry", win)
	name:SetPos(10, 30)
	name:SetSize(180, 20)
	name:SetText("Name")

	local desc = vgui.Create("DTextEntry", win)
	desc:SetPos(10, 60)
	desc:SetSize(180, 20)
	desc:SetText("Description")

	local ch = vgui.Create("DCheckBoxLabel", win)
	ch:SetPos(10, 80)
	ch:SetValue(0)
	ch:SetText("Private?")
	ch:SizeToContents()

	local accept = vgui.Create("DButton", win)
	accept:SetPos(10, 100)
	accept:SetSize(180, 20)
	accept:SetText("Accept")
	accept.DoClick = function()
		if win and win:IsActive() then
			local n, d, p, c = name:GetValue(), desc:GetValue(), LocalPlayer(), ch:GetChecked()
			local close

			if string.len(n) > 15 then p:ChatPrint("You have reached maximum symbols in Name text box!") return end
			if string.len(n) > 40 then p:ChatPrint("You have reached maximum symbols in Description text box!") return end

			for k, v in pairs(TELEPORTS_TABLE_KEKC) do
				if v.name == n then close = true break end
			end

			if close then p:ChatPrint("Teleport with " .. n .. " name is already exists!") return end

			net.Start("create_a_teleport")
				net.WriteString(n)
				net.WriteString(d)
				net.WriteEntity(p)
				net.WriteBit(c)
				net.WriteEntity(ent)
			net.SendToServer()

			ent.teleport = {}
			ent.teleport.name = n
			ent.teleport.entity = ent
			ent.teleport.private = c
			ent.teleport.desc = d
			ent.teleport.owner = p

			win:Close()
		end
	end
end
usermessage.Hook("open_menu_kekc", OpenMenu)