# (c) 2025 by Stephan Menzel
# Licensed under the Apache License, Version 2.0.
# See attached file LICENSE for full details

import os
from pathlib import Path

from build_functions.build_utils import file_and_console_log, run_in_shell
from common.directory_helpers import pushd
import common.settings
from package.package_info import PackageInfo


def cmake_build_install(local_directory, package_info: PackageInfo, cmake_args: list[tuple[str, str]] = []):
    argstr = ""

    # Create flags string out of args tuples
    for key, value in common.settings.cmake_global_flags:
        slash_value = value.replace("\\", "/")
        argstr += f"-D{key}={slash_value} "

    for key, value in cmake_args:
        slash_value = value.replace("\\", "/")
        argstr += f"-D{key}={slash_value} "

    argstr += f"-DCMAKE_CXX_STANDARD:STRING={common.settings.cpp_standard} "

    build_folder = '_build'
    with pushd(local_directory):
        install_prefix = package_info.install_location()

        if not os.path.isdir(build_folder):
            os.makedirs(build_folder)
        with pushd(build_folder):
            if not common.settings.rebuild and Path("built_and_installed.txt").exists():
                file_and_console_log("already built, exiting")
                return install_prefix

            run_in_shell(f"cmake .. {common.settings.cmake_toolset} -DCMAKE_CONFIGURATION_TYPES:STRING=Release "
                         f"{argstr} -DCMAKE_INSTALL_PREFIX={install_prefix}")

            run_in_shell(f'cmake --build . --config Release --target INSTALL --parallel {common.settings.num_cores}')

            with open("built_and_installed.txt", "w") as lockfile:
                lockfile.write(f"built release")

    # This stopped working somehow...
    # if run_in_buildpipeline:
    #     shutil.rmtree(local_directory)

    return install_prefix

def assemble_prefix_path(packages: list[PackageInfo]) -> str:
    paths = [str(pkg.install_location()) for pkg in packages]
    return ";".join(paths)