Is the advert Persuasive or Joyful?

The cadburys animation is made to show a happy town where everyone does their job and they are happy doing that job and that the product which they are trying to sell is made their as-well and they have done this to make their target audience think that when they eat the cadburys chocolate, they will feel like they are in that happy place, this has been done to make their audience happy and when the audience are happy then they would want to buy the product even though it is not how the product is made.