#!/usr/bin/env lua
local games = {"mpv Media Player"}
for k,v in pairs(games) do
 games[v] = true
end

local sinkname = "combined"

local running = {}
local input
for line in io.popen("pactl list sink-inputs 2>&1","r"):read("*a"):gmatch("[^\n]+") do
 if line:match("Sink Input #(%d+)") then
  input = line:match("Sink Input #(%d+)")
 elseif line:match('application.name = "([^"]+)') then
  running[line:match('application.name = "([^"]+)')] = input
 end
end

for k,v in pairs(running) do
 if games[k] then
  print("Match",k)
  print(string.format("pacmd move-sink-input '%d' '%s'",v,sinkname))
  os.execute(string.format("pacmd move-sink-input '%d' '%s'",v,sinkname))
 end
end