--[[
| This file was obtained through the combined efforts
| of Madbluntz & Plymouth Antiquarian Society.
|
| Credits: lifestorm, Gregory Wayne Rossel JR.,
| 	Maloy, DrPepper10 @ RIP, Atle!
|
| Visit for more: https://plymouth.thetwilightzone.ru/
--]]


ENT.IconVehicleLocked = Material( "lvs/locked.png" )

LVS:AddHudEditor( "SeatSwitcher", ScrW() - 360, 10,  350, 30, 350, 30, "SEAT SWITCHER", 
	function( self, vehicle, X, Y, W, H, ScrX, ScrY, ply )
		if not vehicle.LVSHudPaintSeatSwitcher then return end
		vehicle:LVSHudPaintSeatSwitcher( X, Y, W, H, ScrX, ScrY, ply )
	end
)

function ENT:LVSHudPaintSeatSwitcher( X, Y, w, h, ScrX, ScrY, ply )
	local pSeats = self:GetPassengerSeats()
	local SeatCount = table.Count( pSeats ) 

	if SeatCount <= 0 then return end

	pSeats[0] = self:GetDriverSeat()

	draw.NoTexture() 

	local HasAI = self:GetAI()
	local MySeat = ply:GetVehicle():GetNWInt( "pPodIndex", -1 )

	local Passengers = {}
	for _, player in pairs( player.GetAll() ) do
		if player:lvsGetVehicle() == self then
			local Pod = player:GetVehicle()
			Passengers[ Pod:GetNWInt( "pPodIndex", -1 ) ] = player:GetName()
		end
	end

	if HasAI then
		Passengers[1] = "[AI] "..self.PrintName

		for _, Pod in pairs( self:GetPassengerSeats() ) do
			if IsValid( Pod:GetDriver() ) then continue end
	
			local weapon = Pod:lvsGetWeapon()

			if not IsValid( weapon ) then continue end

			Passengers[ weapon:GetPodIndex() ] = "[AI] Gunner"
		end
	end

	ply.SwitcherTime = ply.SwitcherTime or 0
	ply._lvsoldPassengers = ply._lvsoldPassengers or {}

	local Time = CurTime()
	for k, v in pairs( Passengers ) do
		if ply._lvsoldPassengers[k] ~= v then
			ply._lvsoldPassengers[k] = v
			ply.SwitcherTime = Time + 2
		end
	end
	for k, v in pairs( ply._lvsoldPassengers ) do
		if not Passengers[k] then
			ply._lvsoldPassengers[k] = nil
			ply.SwitcherTime = Time + 2
		end
	end
	for _, v in pairs( LVS.pSwitchKeysInv ) do
		if input.IsKeyDown(v) then
			ply.SwitcherTime = Time + 2
		end
	end

	local Hide = ply.SwitcherTime > Time

	ply.smHider = ply.smHider and (ply.smHider + ((Hide and 1 or 0) - ply.smHider) * RealFrameTime() * 15) or 0

	local Alpha1 = 135 + 110 * ply.smHider 
	local HiderOffset = 270 * ply.smHider
	local xPos = w - 35
	local yPos = Y - (SeatCount + 1) * 30 + h + 5

	local SwapY = false
	local SwapX = false

	local xHider = HiderOffset

	if X < (ScrX * 0.5 - w * 0.5) then
		SwapX = true
		xPos = 0
		xHider = 0
	end

	if Y < (ScrY * 0.5 - h * 0.5) then
		SwapY = true
		yPos = Y - h
	end

	for _, Pod in pairs( pSeats ) do
		if not IsValid( Pod ) then continue end

		local I = Pod:GetNWInt( "pPodIndex", -1 )

		if I <= 0 then continue end

		if I == MySeat then
			draw.RoundedBox(5, X + xPos - xHider, yPos + I * 30, 35 + HiderOffset, 25, Color(LVS.ThemeColor.r, LVS.ThemeColor.g, LVS.ThemeColor.b,100 + 50 * ply.smHider) )
		else
			draw.RoundedBox(5, X + xPos - xHider, yPos + I * 30, 35 + HiderOffset, 25, Color(0,0,0,100 + 50 * ply.smHider) )
		end

		if Hide then
			if Passengers[I] then
				draw.DrawText( Passengers[I], "LVS_FONT_SWITCHER", X + 40 + xPos - xHider, yPos + I * 30 + 2.5, Color( 255, 255, 255,  Alpha1 ), TEXT_ALIGN_LEFT )
			else
				draw.DrawText( "-", "LVS_FONT_SWITCHER", X + 40 + xPos - xHider, yPos + I * 30 + 2.5, Color( 255, 255, 255,  Alpha1 ), TEXT_ALIGN_LEFT )
			end
			
			draw.DrawText( "["..I.."]", "LVS_FONT_SWITCHER", X + 17 + xPos - xHider, yPos + I * 30 + 2.5, Color( 255, 255, 255, Alpha1 ), TEXT_ALIGN_CENTER )
		else
			if Passengers[I] then
				draw.DrawText( "[^"..I.."]", "LVS_FONT_SWITCHER", X + 17 + xPos - xHider, yPos + I * 30 + 2.5, Color( 255, 255, 255, Alpha1 ), TEXT_ALIGN_CENTER )
			else
				draw.DrawText( "["..I.."]", "LVS_FONT_SWITCHER", X + 17 + xPos - xHider, yPos + I * 30 + 2.5, Color( 255, 255, 255, Alpha1 ), TEXT_ALIGN_CENTER )
			end
		end

		if not self:GetlvsLockedStatus() then continue end

		local xLocker = SwapX and 35 + HiderOffset or -25 - HiderOffset

		if SwapY then
			if I == 1 then
				surface.SetDrawColor( 255, 255, 255, 255 )
				surface.SetMaterial( self.IconVehicleLocked  )
				surface.DrawTexturedRect( X + xPos + xLocker, yPos + I * 30, 25, 25 )
			end
		else
			if I == SeatCount then
				surface.SetDrawColor( 255, 255, 255, 255 )
				surface.SetMaterial( self.IconVehicleLocked  )
				surface.DrawTexturedRect( X + xPos + xLocker, yPos + I * 30, 25, 25 )
			end
		end
	end
end