from collections.abc import Sequence

from anydi import singleton

from email_campaigns.profile.repositories import ProfileRepository
from email_campaigns.profile.types import EmailProfile


@singleton
class ProfileService:
    def __init__(self, profile_repository: ProfileRepository) -> None:
        self.profile_repository = profile_repository

    def find_email_profiles(self, emails: set[str]) -> Sequence[EmailProfile]:
        profiles = self.profile_repository.find_by_emails(emails)
        email_to_profile = {profile.email: profile for profile in profiles}

        result = []
        for email in emails:
            profile = email_to_profile.get(email)
            result.append(
                EmailProfile(
                    email=email,
                    profile_id=profile.id if profile else None,
                    first_name=profile.first_name if profile else None,
                )
            )
        return result