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from .utils import download_and_extract_7z
import sys
import os

# This is a temp hack for 6.0.0 release
# The Qt6 repo is missing correct provisioning of libClang, so we need to
# install it by ourselves
def installLibClang(CI_HOST_OS):
    home = os.path.expanduser("~")
    file = "https://download.qt.io/development_releases/prebuilt/libclang/libclang-release_100-based-mac.7z"
    target = os.path.join(home, "libclang-dynlibs-10.0")
    if sys.platform == "win32":
        file = "https://download.qt.io/development_releases/prebuilt/libclang/libclang-release_100-based-windows-vs2019_64.7z"
    if CI_HOST_OS == "Linux":
        file = "https://download.qt.io/development_releases/prebuilt/libclang/libclang-release_100-based-linux-Rhel7.6-gcc5.3-x86_64.7z"
    try:
        download_and_extract_7z(file, target)
    except RuntimeError as e:
        print("Exception occurred: {}".format(e))
        # It seems on MacOS we keep getting
        # [Errno socket error] [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed
        # with https, re-try from other server with http
        file = file.replace("s://download","://master")
        print("One more try from url: {}".format(file))
        download_and_extract_7z(file, target)
    os.environ['LLVM_INSTALL_DIR'] = os.path.join(target, "libclang")