local LOCAL_MANIFEST_PATH = '/trapos/manifest.json';

local function readLocalManifest()
  if not fs.exists(LOCAL_MANIFEST_PATH) then return nil end
  local f = fs.open(LOCAL_MANIFEST_PATH, 'r');
  if not f then return nil end
  local data = f.readAll();
  f.close();
  if not data or data == '' then return nil end
  return textutils.unserializeJSON(data);
end

local function init()
  shell.setPath(shell.path() .. ':/programs');
end

init();

if periphemu then
  periphemu.create('top', 'modem');
end

local function shellFn()
  os.sleep(0.1);
  shell.run("shell");
end

local function getServerFns(serverList)
  local servers = {};

  for k, v in ipairs(serverList) do
    local serverName = v;

    servers[k] = function()
      if serverName then
        shell.run(serverName);
      end
    end
  end

  return servers;
end

local manifest = readLocalManifest();
local SERVERS = (manifest and manifest.autostart) or {};

local servers = getServerFns(SERVERS);

if #SERVERS > 0 then
  print("\nStarting servers...");
  for _, v in ipairs(SERVERS) do
    print("\t\t" .. v)
  end
end

parallel.waitForAny(shellFn, table.unpack(servers));

os.shutdown();