from pathlib import Path
from string import Template
from typing import Annotated

from injectable import injectable, autowired, Autowired

from app.services import Passwords


class ValueTemplate(Template):
  # Pozwala na kropki i ukośniki w nazwach placeholderów, np. ${user.name/first}
  idpattern = r'[_a-zA-Z][_a-zA-Z0-9.\/]*'


@injectable
class Mo:
  @autowired
  def __init__(self, passwords: Annotated[Passwords, Autowired]):
    self._passwords = passwords

  def process(self, mo_file: Path):
    raw = ''
    with open(mo_file, "r") as mo:
      raw = mo.read()
    parsed = ValueTemplate(raw)
    mappings = self._passwords.get_values(parsed.get_identifiers())
    rendered = parsed.safe_substitute(mappings)
    de_mo_ified = str(mo_file).replace(".mo", "")
    with open(de_mo_ified, "w") as mo:
      mo.write(rendered)