from typing import Optional, Dict

from PyTeX.format.config import Config
from PyTeX.format.constants import YAML_REPO, YAML_PYTEX
from PyTeX.format.repo_status_info import RepoStatusInfo
from .repo_status_info import RepoStatusInfo


class GitVersionInfo(Config):
    def __init__(self):
        self._repo_version: Optional[RepoStatusInfo] = None
        self._pytex_version: Optional[RepoStatusInfo] = None

    def set_from_json(self, content: Optional[Dict]):
        filled_content = self._fill_keys(content)
        self._repo_version = RepoStatusInfo.from_json(
            filled_content[YAML_REPO]
        )
        self._pytex_version = RepoStatusInfo.from_json(
            filled_content[YAML_PYTEX]
        )

    def to_json(self) -> Dict:
        return {
            YAML_PYTEX: self.pytex_version.to_json(),
            YAML_REPO: self.repo_version.to_json()
        }

    @property
    def pytex_version(self) -> RepoStatusInfo:
        if self._pytex_version is None:
            return RepoStatusInfo()
        else:
            return self._pytex_version

    @property
    def repo_version(self) -> RepoStatusInfo:
        if self._repo_version is None:
            return RepoStatusInfo()
        else:
            return self._repo_version

    @property
    def has_pytex_version(self) -> bool:
        return self._pytex_version is not None

    @property
    def has_repo_version(self) -> bool:
        return self._repo_version is not None