import os
import sys
def parse_semver(s):
    try:
        return [int(x) for x in s.split('.')]
    except ValueError:
        return []

def main():
    translation = {
        ("linux",   "x32"): "i686-unknown-linux-gnu/TabNine",
        ("linux",   "x64"): "x86_64-unknown-linux-gnu/TabNine",
        ("osx",     "x32"): "i686-apple-darwin/TabNine",
        ("osx",     "x64"): "x86_64-apple-darwin/TabNine",
        ("windows", "x32"): "i686-pc-windows-gnu/TabNine.exe",
        ("windows", "x64"): "x86_64-pc-windows-gnu/TabNine.exe",
    }
    binary_dir=str(sys.argv[1])
    versions = os.listdir(binary_dir)
    versions.sort(key=parse_semver, reverse=True)
    for version in versions:
        key = "linux", "x64"
        path = os.path.join(binary_dir, version, translation[key])
        if os.path.isfile(path):
            os.chmod(path, 0o777)
            sys.stdout.write(path)
            sys.stdout.flush()
            sys.exit(0)
main()