Scroll of Confusion

[awilsoncs]

https://rogueliketutorials.com/tutorials/tcod/2019/part-9/

This issue implements the ability to change an entity's AI control mode.

A/Cs

• A new item Scroll of Confusion appears in dungeons.
• As a player, when I find the Scroll of Confusion in the dungeon, I can add it to my inventory.
• As a player, when I use the Scroll of Confusion,
  • I am prompted for a target entity.
  • I can only select targets that I can see.
  • I can scroll through targets with the arrow key.
  • I can cancel the request without using the scroll.
• As a player, when I confirm my target,
  • I consume the scroll
  • The target enters a Confused state for 5 turns.
• The Confused state causes the entity to wander randomly.