use cryp::{StatKind, Roll};

#[derive(Debug,Clone,Copy,PartialEq,Serialize,Deserialize)]
pub enum Skill {
  Stoney,
  Evasive,
}

impl Skill {
  pub fn apply(&self, roll: Roll) -> Roll {
    match self {
      Skill::Stoney => stoney(self, roll),
      Skill::Evasive => evasive(self, roll),
    }
  }
}

fn stoney(_s: &Skill, mut roll: Roll) -> Roll {
  let effect = 0b11110000;
  match roll.kind {
      StatKind::Def => {
        // println!("{:064b} | <- {:?}", effect, s);
        roll.result = roll.result | effect;
        roll
      },
      _ => roll,
  }
}

fn evasive(_s: &Skill, mut roll: Roll) -> Roll {
  match roll.kind {
      StatKind::Def => {
        if roll.result.is_power_of_two() {
          roll.result = u64::max_value()
        }
        roll
      },
      _ => roll,
  }
}