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path: root/repos/__init__.py
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from typing import Mapping, List

from . import alpine_linux, arch_linux, crates_io, debian, homebrew, ubuntu
from .base import Repository, slug, Version

__all__ = [
    'get_versions',
]

def repos_from(module):
    for exported in module.__all__:
        attr = getattr(module, exported)
        if isinstance(attr, Repository):
            yield attr

all_repos: List[Repository] = [
    *repos_from(alpine_linux),
    *repos_from(arch_linux),
    *repos_from(crates_io),
    *repos_from(debian),
    *repos_from(homebrew),
    *repos_from(ubuntu),
]

def update_versions():
    for repo in all_repos:
        repo.update()

def get_versions(package: str, args: Mapping[str, str]) -> Mapping[Repository, Version]:
    special_cases = dict()
    for repo, name in args.items():
        special_cases[repo] = name
    result = dict()
    for repo in all_repos:
        if slug(repo.full_name()) in special_cases:
            package_here = special_cases[slug(repo.full_name())]
        elif slug(repo.family) in special_cases:
            package_here = special_cases[slug(repo.family)]
        elif slug(repo.repo) in special_cases:
            package_here = special_cases[slug(repo.repo)]
        else:
            package_here = package
        repo_version = repo.get_version(package_here)
        if repo_version is not None:
            result[repo] = repo_version
    return result