rs-azookey-binding/build.rs

use std::env;

fn main() {
    let project_dir = env::var("CARGO_MANIFEST_DIR").unwrap();

    // Build the Swift library
    let swift_build_command = format!(
        "swift build -c release --package-path {}/azookey-swift",
        project_dir
    );
    if cfg!(target_os = "windows") {
        let output = std::process::Command::new("cmd")
            .args(&["/C", &swift_build_command])
            .output()
            .expect("Failed to execute command");
        if !output.status.success() {
            panic!(
                "Swift build failed: {}",
                String::from_utf8_lossy(&output.stderr)
            );
        }

        // move azookey-swift.dll to the target directory
        let crate_dir = env::var("CARGO_MANIFEST_DIR").unwrap();
        let profile = env::var("PROFILE").unwrap();
        let target_dir = format!("{}/target/{}", crate_dir, profile);
        let swift_lib_path = format!(
            "{}/azookey-swift/.build/release/azookey-swift.dll",
            project_dir
        );
        let target_lib_path = format!("{}/azookey-swift.dll", target_dir);
        std::fs::copy(&swift_lib_path, &target_lib_path).unwrap_or_else(|_| {
            panic!(
                "Failed to copy azookey-swift.dll to target directory: {}",
                target_lib_path
            )
        });
    } else {
        // non-windows
        let output = std::process::Command::new("sh")
            .arg("-c")
            .arg(&swift_build_command)
            .output()
            .expect("Failed to execute command");
        if !output.status.success() {
            panic!(
                "Swift build failed: {}",
                String::from_utf8_lossy(&output.stderr)
            );
        }
    }

    // Set the Swift library path
    println!(
        "cargo:rustc-link-search={}/azookey-swift/.build/release/",
        project_dir
    );
    println!(
        "cargo:rustc-link-search={}",
        env::var("SWIFT_LIB_DIR").unwrap()
    );
    println!("cargo:rustc-link-lib=azookey-swift");
}