use cmake::Config;
use std::env;

fn main() {
    let target = env::var("TARGET").unwrap();
    let profile = env::var("PROFILE").unwrap();
    let cmake_build_type = if profile == "debug" {
        "Debug"
    } else {
        "Release"
    };

    println!("cargo:rerun-if-changed=CMakeLists.txt");
    println!("cargo:rerun-if-changed=src/liblief.cpp");
    println!("cargo:rerun-if-changed=build.rs");

    let install_dir = Config::new(".")
        .define("BUILD_SHARED_LIBS", "OFF")
        .static_crt(true)
        .no_build_target(true)
        .profile(cmake_build_type)
        .build();

    // main LIEF library
    let mut lief_lib_name = "LIEF";
    if cfg!(windows) {
        lief_lib_name = if profile == "debug" {
            "LIEFMTd"
        } else {
            "LIEFMT"
        };
    }

    let lief_lib_path = install_dir.join("build").join("LIEF").join("lib");
    println!(
        "cargo:rustc-link-search=native={}",
        lief_lib_path.to_str().unwrap()
    );
    println!("cargo:rustc-link-lib=static={}", lief_lib_name);

    // lief-sys library
    let mut lib_path = install_dir.join("build").join("lib");

    if cfg!(windows) {
        lib_path = lib_path.join(cmake_build_type);
    }

    println!(
        "cargo:rustc-link-search=native={}",
        lib_path.to_str().unwrap()
    );
    println!("cargo:rustc-link-lib=static=lief-sys");

    // link to C++ runtime
    if target.contains("linux") {
        println!("cargo:rustc-link-lib=dylib=stdc++");
    } else if target.contains("apple") {
        println!("cargo:rustc-link-lib=dylib=c++");
    }

    if cfg!(windows) {
        if profile == "debug" {
            // ugly hack to force linking the debug runtime
            println!("cargo:rustc-link-lib={}", "libcmtd");
        }
    }

    println!("cargo:root={}", install_dir.to_str().unwrap());
}