clickMoreLabel

// code like this
moreLabel.callback = {
    print("=== Click more Label ===")
    print("Parent Catalog's name:\(self.parentCatalog.name) id:\(self.parentCatalog.catalog_id)")
    print("Child catalog which need more packs name:\(self.childCatalog[index].name) id:\(self.childCatalog[index].catalog_id)")
}

/**
  example output :
  === Click more Label ===
  Parent Catalog's name:MOVIES id:10
  Child catalog which need more packs name:ACTION id:101
  */