export const ROTATION_DELAY_HELPER = `fn rand_delay(mean, stddev) {
  let del = randnorm() * stddev + mean;
  if del > (mean + mean) {
    del = mean + mean;
  }
  delay(del);
}

let prev_char_id = -1;
let prev_action_id = -1;

let _execute_action = execute_action;
fn execute_action(char_id number, action_id number, p map) {

  if prev_char_id != char_id && action_id != .action.swap {
    execute_action(char_id, .action.swap, []);
  }

  if action_id == .action.swap {
    rand_delay(12, 3);
  } else if prev_action_id == .action.attack && action_id != .action.attack && action_id != .action.charge {
    rand_delay(6, 3);
  } else if prev_action_id != .action.attack {
    rand_delay(6, 3);
  }

  prev_char_id = char_id;
  prev_action_id = action_id;
  return _execute_action(char_id, action_id, p);
}`;

export const ROTATION_ENVIRONMENT = `target lvl=100 resist=0.1 radius=2 pos=0,2.4 hp=999999999 freeze_resist=1;
energy every interval=480,720 amount=1;`;

// These names belong to the fixed generated helper, including when reimported.
export function isRotationDefaultStatement(statement: string): boolean {
  return /^fn\s+(?:rand_delay|execute_action)\s*\(/.test(statement)
    || /^let\s+(?:prev_char_id|prev_action_id|_execute_action)\s*=/.test(statement)
    || /^(?:target|energy)\b/i.test(statement);
}