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from ..utils import copydir, copyfile, copy_icu_libs, find_files_using_glob
from ..config import config


def prepare_standalone_package_linux(self, vars):
    built_modules = vars['built_modules']

    constrain_modules = None
    copy_plugins = True
    copy_qml = True
    copy_translations = True
    copy_qt_conf = True
    should_copy_icu_libs = True

    if config.is_internal_shiboken_generator_build():
        constrain_modules = ["Core", "Network", "Xml", "XmlPatterns"]
        copy_plugins = False
        copy_qml = False
        copy_translations = False
        copy_qt_conf = False
        should_copy_icu_libs = False

    # <qt>/lib/* -> <setup>/{st_package_name}/Qt/lib
    destination_lib_dir = "{st_build_dir}/{st_package_name}/Qt/lib"

    accepted_modules = ['libQt5*.so.?']
    if constrain_modules:
        accepted_modules = ["libQt5" + module + "*.so.?" for module in constrain_modules]
    accepted_modules.append("libicu*.so.??")

    copydir("{qt_lib_dir}", destination_lib_dir,
            filter=accepted_modules,
            recursive=False, vars=vars, force_copy_symlinks=True)

    if should_copy_icu_libs:
        # Check if ICU libraries were copied over to the destination
        # Qt libdir.
        resolved_destination_lib_dir = destination_lib_dir.format(**vars)
        maybe_icu_libs = find_files_using_glob(resolved_destination_lib_dir,
            "libicu*")

        # If no ICU libraries are present in the Qt libdir (like when
        # Qt is built against system ICU, or in the Coin CI where ICU
        # libs are in a different directory) try to find out / resolve
        # which ICU libs are used by QtCore (if used at all) using a
        # custom written ldd, and copy the ICU libs to the Pyside Qt
        # dir if necessary. We choose the QtCore lib to inspect, by
        # checking which QtCore library the shiboken2 executable uses.
        if not maybe_icu_libs:
            copy_icu_libs(self._patchelf_path, resolved_destination_lib_dir)

    if self.is_webengine_built(built_modules):
        copydir("{qt_lib_execs_dir}",
            "{st_build_dir}/{st_package_name}/Qt/libexec",
            filter=None,
            recursive=False,
            vars=vars)

        copydir("{qt_prefix_dir}/resources",
            "{st_build_dir}/{st_package_name}/Qt/resources",
            filter=None,
            recursive=False,
            vars=vars)

    if copy_plugins:
        # <qt>/plugins/* -> <setup>/{st_package_name}/Qt/plugins
        copydir("{qt_plugins_dir}",
            "{st_build_dir}/{st_package_name}/Qt/plugins",
            filter=["*.so"],
            recursive=True,
            vars=vars)

    if copy_qml:
        # <qt>/qml/* -> <setup>/{st_package_name}/Qt/qml
        copydir("{qt_qml_dir}",
            "{st_build_dir}/{st_package_name}/Qt/qml",
            filter=None,
            force=False,
            recursive=True,
            ignore=["*.so.debug"],
            vars=vars)

    if copy_translations:
        # <qt>/translations/* ->
        # <setup>/{st_package_name}/Qt/translations
        copydir("{qt_translations_dir}",
            "{st_build_dir}/{st_package_name}/Qt/translations",
            filter=["*.qm", "*.pak"],
            force=False,
            vars=vars)

    if copy_qt_conf:
        # Copy the qt.conf file to libexec.
        copyfile(
            "{build_dir}/pyside2/{st_package_name}/qt.conf",
            "{st_build_dir}/{st_package_name}/Qt/libexec",
            vars=vars)