//! Votes

#[cfg(feature = "serde")]
use serde::{de::Error as _, Deserialize, Deserializer, Serialize, Serializer};

/// Voting power
#[derive(Copy, Clone, Debug, Eq, PartialEq, PartialOrd, Ord)]
pub struct Power(u64);

impl Power {
    /// Get the current voting power
    pub fn value(self) -> u64 {
        self.0
    }

    /// Is the current voting power zero?
    pub fn is_zero(self) -> bool {
        self.0 == 0
    }
}

impl From<Power> for u64 {
    fn from(power: Power) -> u64 {
        power.0
    }
}

#[cfg(feature = "serde")]
impl<'de> Deserialize<'de> for Power {
    fn deserialize<D: Deserializer<'de>>(deserializer: D) -> Result<Self, D::Error> {
        Ok(Power(
            String::deserialize(deserializer)?
                .parse()
                .map_err(|e| D::Error::custom(format!("{}", e)))?,
        ))
    }
}

#[cfg(feature = "serde")]
impl Serialize for Power {
    fn serialize<S: Serializer>(&self, serializer: S) -> Result<S::Ok, S::Error> {
        self.0.to_string().serialize(serializer)
    }
}