use std::env;
use std::path::PathBuf;

fn main() {
    let manifest_dir = env::var("CARGO_MANIFEST_DIR").unwrap();
    let root = PathBuf::from(&manifest_dir).join("../..");
    let framework_src = root.join("src");
    let game_client = root.join("demo3d/client");

    println!("cargo:rerun-if-changed=../client/bsp/demo3d_bsp.h");
    println!("cargo:rerun-if-changed=../client/protocol/demo3d_protocol.c");
    println!("cargo:rerun-if-changed=../client/protocol/demo3d_protocol.h");
    println!("cargo:rerun-if-changed=../client/sim/demo3d_sim.c");
    println!("cargo:rerun-if-changed=../client/sim/demo3d_sim.h");
    println!("cargo:rerun-if-changed=../../src/core/pxl8_log.c");
    println!("cargo:rerun-if-changed=../../src/core/pxl8_log.h");
    println!("cargo:rerun-if-changed=../../src/core/pxl8_types.h");
    println!("cargo:rerun-if-changed=../../src/math/pxl8_math.c");
    println!("cargo:rerun-if-changed=../../src/math/pxl8_math.h");

    cc::Build::new()
        .file(framework_src.join("core/pxl8_log.c"))
        .file(framework_src.join("platform/pxl8_mem.c"))
        .file(framework_src.join("math/pxl8_math.c"))
        .file(framework_src.join("math/pxl8_noise.c"))
        .file(game_client.join("sim/demo3d_sim.c"))
        .include(framework_src.join("core"))
        .include(framework_src.join("math"))
        .include(framework_src.join("platform"))
        .include(game_client.join("bsp"))
        .include(game_client.join("net"))
        .include(game_client.join("sim"))
        .compile("pxl8");

    let bindings = bindgen::Builder::default()
        .header(framework_src.join("core/pxl8_log.h").to_str().unwrap())
        .header(framework_src.join("math/pxl8_noise.h").to_str().unwrap())
        .header(game_client.join("sim/demo3d_sim.h").to_str().unwrap())
        .clang_arg(format!("-I{}", framework_src.join("core").display()))
        .clang_arg(format!("-I{}", framework_src.join("math").display()))
        .clang_arg(format!("-I{}", framework_src.join("platform").display()))
        .clang_arg(format!("-I{}", game_client.join("bsp").display()))
        .clang_arg(format!("-I{}", game_client.join("net").display()))
        .clang_arg(format!("-I{}", game_client.join("sim").display()))
        .blocklist_item("FP_NAN")
        .blocklist_item("FP_INFINITE")
        .blocklist_item("FP_ZERO")
        .blocklist_item("FP_SUBNORMAL")
        .blocklist_item("FP_NORMAL")
        .blocklist_type("pxl8_vec2")
        .blocklist_type("pxl8_vec3")
        .blocklist_type("pxl8_vec4")
        .blocklist_type("pxl8_mat4")
        .blocklist_item(".*_simd.*")
        .blocklist_item("PXL8_SIMD.*")
        .blocklist_type("__m128.*")
        .blocklist_type(".*32x4_t|.*16x8_t")
        .raw_line("pub use crate::math::{pxl8_vec2, pxl8_vec3, pxl8_vec4, pxl8_mat4};")
        .use_core()
        .rustified_enum(".*")
        .generate()
        .expect("Unable to generate bindings");

    let out_path = PathBuf::from(env::var("OUT_DIR").unwrap());
    bindings
        .write_to_file(out_path.join("bindings.rs"))
        .expect("Couldn't write bindings");
}