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/// Print Slice
pub trait PrintSlice {
    fn print_slice(&self, spaces: &str);
}

impl<T> PrintSlice for [T]
where
    T: std::fmt::Display,
{
    fn print_slice(&self, spaces: &str) {
        for dir in self {
            println!("{spaces}'{dir}'");
        }
    }
}

/**
Find the maximum value of `Vec<f64>`.

Example:
```
    use wallswitch::FloatIterExt;

    let vector: Vec<f64> = vec![4.2, -3.7, 8.1, 0.9];
    let max = vector
        .iter()
        .cloned()
        .float_max();

    assert_eq!(max, 8.1);
```
<https://www.reddit.com/r/rust/comments/3fg0xr/how_do_i_find_the_max_value_in_a_vecf64/>
*/
pub trait FloatIterExt {
    fn float_min(&mut self) -> f64;
    fn float_max(&mut self) -> f64;
}

impl<T> FloatIterExt for T
where
    T: Iterator<Item = f64>,
{
    fn float_max(&mut self) -> f64 {
        self.fold(f64::NAN, f64::max)
    }

    fn float_min(&mut self) -> f64 {
        self.fold(f64::NAN, f64::min)
    }
}

/**
Find the maximum value of `Vec<u32>`.

Example:
```
    use  wallswitch::IntegerIterExt;

    let vector: Vec<u32> = vec![4, 3, 2, 8];
    let min = vector
        .iter()
        .cloned()
        .integer_min();

    assert_eq!(min, 2);
```
*/
pub trait IntegerIterExt {
    fn integer_min(&mut self) -> u32;
    fn integer_max(&mut self) -> u32;
}

impl<T> IntegerIterExt for T
where
    T: Iterator<Item = u32>,
{
    fn integer_max(&mut self) -> u32 {
        self.fold(u32::MIN, u32::max)
    }

    fn integer_min(&mut self) -> u32 {
        self.fold(u32::MAX, u32::min)
    }
}