ippper 0.5.0

A library for building simple ipp servers
Documentation 
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use ipp::{model::JobState, value::IppValue};

#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
pub enum PageOrientation {
    Portrait = 3,
    Landscape,
    ReversePortrait,
    ReverseLandscape,
}

impl TryFrom<i32> for PageOrientation {
    type Error = i32;

    fn try_from(value: i32) -> Result<Self, i32> {
        match value {
            3 => Ok(Self::Portrait),
            4 => Ok(Self::Landscape),
            5 => Ok(Self::ReversePortrait),
            6 => Ok(Self::ReverseLandscape),
            _ => Err(value),
        }
    }
}

impl From<PageOrientation> for i32 {
    fn from(value: PageOrientation) -> Self {
        value as i32
    }
}

impl TryFrom<IppValue> for PageOrientation {
    type Error = IppValue;

    fn try_from(value: IppValue) -> Result<Self, IppValue> {
        match value {
            IppValue::Enum(v) => Self::try_from(v).map_err(|_| IppValue::Enum(v)),
            _ => Err(value),
        }
    }
}

impl From<PageOrientation> for IppValue {
    fn from(value: PageOrientation) -> Self {
        IppValue::Enum(value as i32)
    }
}

#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
pub struct Resolution {
    pub cross_feed: i32,
    pub feed: i32,
    pub units: i8,
}

impl Resolution {
    pub fn new_dpi(cross_feed: i32, feed: i32) -> Self {
        Self {
            cross_feed,
            feed,
            units: 3,
        }
    }
    pub fn new_dpcm(cross_feed: i32, feed: i32) -> Self {
        Self {
            cross_feed,
            feed,
            units: 4,
        }
    }
}

impl TryFrom<IppValue> for Resolution {
    type Error = IppValue;

    fn try_from(value: IppValue) -> Result<Self, IppValue> {
        if let IppValue::Resolution {
            cross_feed,
            feed,
            units,
        } = value
        {
            Ok(Self {
                cross_feed,
                feed,
                units,
            })
        } else {
            Err(value)
        }
    }
}

impl From<Resolution> for IppValue {
    fn from(value: Resolution) -> Self {
        IppValue::Resolution {
            cross_feed: value.cross_feed,
            feed: value.feed,
            units: value.units,
        }
    }
}

#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
pub enum WhichJob {
    NotCompleted,
    Completed,
    Aborted,
    All,
    Canceled,
    Pending,
    PendingHeld,
    Processing,
    ProcessingStopped,
}

impl WhichJob {
    pub fn match_state(&self, state: JobState) -> bool {
        match self {
            WhichJob::NotCompleted => matches!(
                state,
                JobState::Pending
                    | JobState::PendingHeld
                    | JobState::Processing
                    | JobState::ProcessingStopped
            ),
            WhichJob::Completed => matches!(
                state,
                JobState::Canceled | JobState::Aborted | JobState::Completed
            ),
            WhichJob::All => true,
            WhichJob::Canceled => state == JobState::Canceled,
            WhichJob::Pending => state == JobState::Pending,
            WhichJob::PendingHeld => state == JobState::PendingHeld,
            WhichJob::Processing => state == JobState::Processing,
            WhichJob::ProcessingStopped => state == JobState::ProcessingStopped,
            WhichJob::Aborted => state == JobState::Aborted,
        }
    }
}