fcmlib 0.1.0

Library to read and write Brother's FCM plotter files
Documentation 
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use std::io::Write;

use nom::combinator::map_res;
use nom::number::complete::le_u32;
use nom::IResult;

use crate::encode::Encode;

#[derive(Debug, PartialEq, Copy, Clone)]
pub enum FileType {
    Cut,
    PrintAndCut,
}

pub(crate) fn read_file_type(input: &[u8]) -> IResult<&[u8], FileType> {
    map_res(le_u32, |data| match data {
        0x10 => Ok(FileType::Cut),
        0x38 => Ok(FileType::PrintAndCut),
        _ => Err(format!("Unable to parse file type: {data}")),
    })(input)
}

impl Encode for FileType {
    fn encode(&self, buffer: &mut Vec<u8>) -> std::io::Result<()> {
        match self {
            FileType::Cut => buffer.write_all(&0x10u32.to_le_bytes())?,
            FileType::PrintAndCut => buffer.write_all(&0x38u32.to_le_bytes())?,
        };
        Ok(())
    }
}