build.rs

use std::{fs, path::Path, process::Command};

use anyhow::Result;

pub const GETTEXT_DOMAIN: &str = "stremio";
pub const GETTEXT_DIR: &str = concat!(env!("CARGO_MANIFEST_DIR"), "/po");

fn main() -> Result<()> {
    setup_po()?;

    Ok(())
}

fn setup_po() -> Result<()> {
    println!("cargo:rerun-if-changed={GETTEXT_DIR}");

    let po_dir = Path::new(GETTEXT_DIR);

    for entry in fs::read_dir(po_dir)? {
        let entry = entry?;
        let path = entry.path();

        if let Some(extension) = path.extension()
            && extension == "po"
            && let Some(po_lang) = path.file_stem()
        {
            let mo_dir = po_dir.join(po_lang).join("LC_MESSAGES");

            fs::create_dir_all(&mo_dir)?;

            let mo_path = mo_dir.join(format!("{GETTEXT_DOMAIN}.mo"));

            Command::new("msgfmt")
                .arg("-o")
                .arg(mo_path)
                .arg(path)
                .spawn()?;
        }
    }

    Ok(())
}