icarus_meta/src/lib.rs

pub mod meta;
pub mod properties;
pub mod types;

pub mod test_util {
    pub mod util {
        use std::io::{self, Write};

        // Function to save a Vec<u8> to a file
        pub fn save_bytes_to_file(bytes: &[u8], file_path: &String) -> io::Result<()> {
            let file = std::path::Path::new(file_path);
            let mut file = std::fs::File::create(file)?;

            match file.write_all(bytes) {
                Ok(_res) => Ok(()),
                Err(err) => Err(err),
            }
        }
        pub fn get_full_path(
            directory: &String,
            filename: &String,
        ) -> Result<String, std::io::Error> {
            match path_buf(directory, filename) {
                Ok(pf) => Ok(pf.display().to_string()),
                Err(err) => Err(err),
            }
        }

        pub fn copy_file(
            source_path: &String,
            destination_path: &String,
        ) -> Result<u64, std::io::Error> {
            let src_path = std::path::Path::new(source_path);
            let dest_path = std::path::Path::new(destination_path);

            std::fs::copy(src_path, dest_path)
        }

        pub fn file_exists(directory: &String, filename: &String) -> Result<bool, std::io::Error> {
            match path_buf(directory, filename) {
                Ok(pf) => Ok(pf.exists()),
                Err(err) => Err(err),
            }
        }

        fn path_buf(
            directory: &String,
            filename: &String,
        ) -> Result<std::path::PathBuf, std::io::Error> {
            let dir_path = std::path::Path::new(&directory);
            Ok(dir_path.join(filename))
        }

        pub const TESTFILEDIRECTORY: &str = "tests/sample_tracks3";

        pub fn get_filename(track: i32) -> String {
            const FLAC_EXTENSION: &str = ".flac";

            if track < 10 {
                format!("track0{track}{FLAC_EXTENSION}")
            } else {
                format!("track{track}{FLAC_EXTENSION}")
            }
        }
    }
}