tavern_keeper/src/time.rs

use std::fmt;

#[derive(Clone, Copy)]
pub struct Time{
    pub time: i32,
}

impl fmt::Display for Time {

    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
        let year = self.time / 360;
        let month = (self.time / 30) % 12;
        let day = self.time % 30;
        write!(f, "Year {}, {} of {}", year, day, month)
    }
}

impl Time {
    pub fn substract_years(&self, years: i32) -> Time {
        Time { time: self.time - years * 360 }
    }

    pub(crate) fn add_days(&self, gen_range: i32) -> Time {
        Time { time: self.time + gen_range as i32 }
    }

    pub(crate) fn add_years(&self, arg: i32) -> Time {
        Time { time: self.time + arg as i32 * 360 }
    }
}