package sync

import (
	"internal/race"
	"sync/atomic"
	"unsafe"
)

// A WaitGroup waits for a collection of goroutines to finish.
// The main goroutine calls [WaitGroup.Add] to set the number of
// goroutines to wait for. Then each of the goroutines
// runs and calls [WaitGroup.Done] when finished. At the same time,
// [WaitGroup.Wait] can be used to block until all goroutines have finished.
//

    try {
      return satisfied = guard.isSatisfied();
    } finally {
      if (!satisfied) {
        lock.unlock();
      }
    }
  }

  /**
   * Waits for the guard to be satisfied. Waits indefinitely, but may be interrupted. May be called
   * only by a thread currently occupying this monitor.
   *
   * @throws InterruptedException if interrupted while waiting
   */

  meshConfig:
    defaultConfig:
      proxyMetadata: {}

  # This value defines:
  # 1. how many seconds kube waits for ztunnel pod to gracefully exit before forcibly terminating it (this value)
  # 2. how many seconds ztunnel waits to drain its own connections (this value - 1 sec)
  # Default K8S value is 30 seconds
  terminationGracePeriodSeconds: 30

  protected CountDownLatch latch;
  protected ListenableFuture<Boolean> future;

  @Override
  protected void setUp() throws Exception {

    // Create a latch and a future that waits on the latch.
    latch = new CountDownLatch(1);
    future = createListenableFuture(Boolean.TRUE, null, latch);
  }

  @Override
  protected void tearDown() throws Exception {

	}

	// Disable GC for the duration of the test.
	// This avoids a potential GC deadlock when spinning in uninterruptible ASM below #49695.
	defer debug.SetGCPercent(debug.SetGCPercent(-1))
	// SetGCPercent waits until the mark phase is over, but the runtime
	// also preempts at the start of the sweep phase, so make sure that's
	// done too. See #49695.
	runtime.GC()

	// Temporarily rewind the stack and trigger SIGSETXID

	gracePeriod := int64(0)
	return metav1.DeleteOptions{
		PropagationPolicy:  &propagationPolicy,
		GracePeriodSeconds: &gracePeriod,
	}
}

// WaitUntilPodsAreReady waits until the pod with the name/namespace is in ready state.
func WaitUntilPodsAreReady(fetchFunc PodFetchFunc, opts ...retry.Option) ([]corev1.Pod, error) {
	var pods []corev1.Pod
	err := retry.UntilSuccess(func() error {

  protected CountDownLatch latch;
  protected ListenableFuture<Boolean> future;

  @Override
  protected void setUp() throws Exception {

    // Create a latch and a future that waits on the latch.
    latch = new CountDownLatch(1);
    future = createListenableFuture(Boolean.TRUE, null, latch);
  }

  @Override
  protected void tearDown() throws Exception {

    /**
     * Expand the execution queue worker pool.  This should be called before an execution in the queue is blocked waiting
     * on another execution (e.g. work that submits and waits on other work).
     */
    void expand();

    try {
      return satisfied = guard.isSatisfied();
    } finally {
      if (!satisfied) {
        lock.unlock();
      }
    }
  }

  /**
   * Waits for the guard to be satisfied. Waits indefinitely, but may be interrupted. May be called
   * only by a thread currently occupying this monitor.
   *
   * @throws InterruptedException if interrupted while waiting
   */

      threadUnexpectedException(t);
    }
  }

  //     /**
  //      * Spin-waits up to LONG_DELAY_MS until flag becomes true.
  //      */
  //     public void await(AtomicBoolean flag) {
  //         await(flag, LONG_DELAY_MS);
  //     }

  //     /**
  //      * Spin-waits up to the specified timeout until flag becomes true.
  //      */