import os
import shutil
import subprocess

from lib.common import treedir

from . import make as libmake
from . import pkgcomposer


def configure(rem: list[str] = []):
    subprocess.run(["./configure"] + rem, check=True)


def cmake(rem: list[str] = []):
    source_dir = os.getcwd()
    os.makedirs("../cmake_build", exist_ok=True)
    os.chdir("../cmake_build")
    subprocess.run(
        [
            "cmake",
            "-GNinja",
            "-DCMAKE_BUILD_TYPE=Release",
            "-DCMAKE_INSTALL_PREFIX=/",
            source_dir,
        ]
        + rem,
        check=True,
    )


def _move_install():
    subprocess.run(["sh", "-c", "cp -r ./pkg/*@*/* . 2>/dev/null || true"], check=False)
    subprocess.run(
        ["sh", "-c", "cp -r ./usr/local/* . 2>/dev/null || true"], check=False
    )
    subprocess.run(["sh", "-c", "cp -r ./usr/* . 2>/dev/null || true"], check=False)
    subprocess.run(["rm", "-rf", "./pkg", "./usr"], check=False)


def make(rem: list[str] = []):
    subprocess.run(["make", f"-j{os.cpu_count()}"] + rem, check=True)


def make_install(rem: list[str] | None = None, chdir: bool = True, move: bool = True):
    default_rem = ["DESTDIR=" + os.getcwd() + "/../cpp_install"]
    if rem is None:
        try:
            shutil.rmtree("../cpp_install")
        except:
            pass
    subprocess.run(["make", "install"] + (rem or default_rem), check=True)
    if rem is None and chdir:
        os.chdir("../cpp_install")
    if chdir and move:
        _move_install()


def ninja(rem: list[str] = []):
    subprocess.run(["ninja"] + rem, check=True)


def ninja_install(rem: list[str] = [], chdir: bool = True, move: bool = True):
    if chdir:
        os.environ["DESTDIR"] = os.getcwd() + "/../cpp_install"
    subprocess.run(["ninja", "install"] + rem, check=True)
    if chdir:
        os.chdir(os.environ["DESTDIR"])
    if chdir and move:
        _move_install()


def meson_setup(rem: list[str] = []):
    subprocess.run(["meson", "setup", "_meson_build"] + rem, check=True)


def meson_compile(rem: list[str] = []):
    subprocess.run(["meson", "compile", "-C", "_meson_build"] + rem, check=True)


def meson_install(rem: list[str] | None = None, chdir: bool = True, move: bool = True):
    default_rem = ["--destdir", f"{os.getcwd()}/../cpp_install"]
    if not rem:
        os.makedirs("../cpp_install", exist_ok=True)
    subprocess.run(
        ["meson", "install", "-C", "_meson_build"] + (rem or default_rem), check=True
    )
    if chdir:
        os.chdir("../cpp_install")
    if chdir and move:
        _move_install()


def _do_auto_pack(pc: pkgcomposer.PkgComposer, srcdir: str, dstdir: str, filter):
    if not os.path.exists(srcdir):
        return
    try:
        pc.makedir(dstdir)
    except Exception:
        pass
    for ent in treedir(srcdir):
        if filter(ent):
            if ent.is_file(follow_symlinks=False):
                pc.makedirs(os.path.dirname(f"{dstdir}/{ent.name}"))
                pc.addfile(ent.path, f"{dstdir}/{ent.name}")
            elif ent.is_symlink() and not os.path.isabs(os.readlink(ent.path)):
                try:
                    pc.addfile(ent.path, f"{dstdir}/{ent.name}")
                except Exception:
                    pass


def _is_dev_file(ent) -> bool:
    return (
        ent.name.endswith(".o")
        or ent.name.endswith(".a")
        or ent.name.endswith(".la")
        or ent.name.endswith(".pc")
        or ent.name.endswith(".h")
        or ent.name.endswith(".hpp")
        or ent.name.endswith(".cmake")
        or ent.name.endswith(".inc")
        or ("Makefile" in ent.name)
    )


def _autopack_filter_lib(ent) -> bool:
    return not _is_dev_file(ent)


def _autopack_filter_bin(ent) -> bool:
    return os.access(ent.path, os.X_OK) and ent.is_file(follow_symlinks=False)


def _autopack_filter_dev(ent):
    return _is_dev_file(ent)


def _auto_pack(profiles: list[str], pc: pkgcomposer.PkgComposer):
    if "lib" in profiles:
        _do_auto_pack(pc, "lib", "lib", _autopack_filter_lib)
    if "bin" in profiles:
        _do_auto_pack(pc, "bin", "bin", _autopack_filter_bin)
        _do_auto_pack(pc, "sbin", "bin", _autopack_filter_bin)
    if "dev" in profiles:
        _do_auto_pack(pc, "lib", "lib", _autopack_filter_dev)
        _do_auto_pack(pc, "include", "include", _autopack_filter_dev)


def use_auto_pack(profiles: list[str]):
    libmake.on_pack(lambda pc: _auto_pack(profiles, pc))