AdvancementJS

ServerEvents.advancements((event) => {
  let root = event
    .create(id)
    .display((displayInfo) => {
      displayInfo
        .announceToChat(Boolean) // default: false
        .background(backgroundPath) // default: minecraft:textures/gui/advancements/backgrounds/stone.png
        .description() // default: empty array
        .frame(frameType) // default: task
        .hidden(Boolean) // default: false
        .icon(icon) // default: minecraft:apple
        .showToast(Boolean) // default: true
        .title(text); // default: generate from id (underscores to spaces, capitalize first letter)
    })
    .criteria((criterionInfo) => {
      criterionInfo.addCriterion(
        name,
        event.TRIGGER.inventoryChange(["minecraft:apple"])
      );
    })
    .requirements((requirementsInfo) => {
      requirementsInfo.add("minecraft:apple");
    })
    .rewards((rewardsInfo) => {
      rewardsInfo.addExperience(10);
    })
    .sendsTelemetryEvent(Boolean); // default: false;

  let child_1 = root.addChild((childInfo) => {
    childInfo.display((displayInfo) => {
      displayInfo
        .announceToChat(Boolean) // default: false
        .description() // default: empty array
        .frame(frameType) // default: task
        .hidden(Boolean) // default: false
        .icon(icon) // default: minecraft:apple
        .showToast(Boolean) // default: true
        .title(text); // default: generate from id (underscores to spaces, capitalize first letter)
    });
  });

  let child_2 = child_1.addChild((childInfo) => {
    childInfo
      .display((displayInfo) => {})
      .criteria((criterionInfo) => {})
      .requirements((requirementsInfo) => {})
      .rewards((rewardsInfo) => {})
      .sendsTelemetryEvent(true);
  });
});