local createCloud = require('/apis/libcloud');
local createVersion = require('/apis/libversion');

local URL_SETTING = 'cloud.url';

local rawArgs = table.pack(...);
local command = rawArgs[1];

local function printUsage()
  print('cloud usage:');
  print();
  print('  cloud health');
  print('  cloud --version');
  print('  cloud --help');
  print();
  print('settings required:');
  print('  cloud.url       (gateway origin, e.g. ws://host:4444)');
  print('settings optional:');
  print('  cloud.password  (shared secret for the hello handshake)');
end

if command == '--version' or command == '-version' or command == 'version' or command == '-v' then
  print('v' .. createVersion().forSelf());
  return;
end

if command == '--help' or command == '-help' or command == 'help' or command == '-h' then
  printUsage();
  return;
end

if command == 'health' then
  local url = settings.get(URL_SETTING);
  if type(url) ~= 'string' or url == '' then
    print('set cloud.url first');
    return;
  end

  local ok, result = createCloud().request('probe_server');
  if not ok then
    local code = (type(result) == 'table' and result.code) or 'internal';
    local message = (type(result) == 'table' and result.message) or '';
    print('cloud health failed: ' .. tostring(code) .. ' ' .. tostring(message));
    return;
  end

  print('serverOk: ' .. tostring(result.serverOk));
  print('opencodeOk: ' .. tostring(result.opencodeOk));
  if not result.opencodeOk and result.opencodeDetail then
    print('opencode: ' .. tostring(result.opencodeDetail));
  end
  return;
end

printUsage();