CHANNEL_TO_MODALITY = {
    "personal-text": "personal_text",
    "voice": "voice",
    "fb-messenger": "fb_messenger",
    "nd-messenger": "nd_messenger",
    "leads-found": "lead_found",
}

OUTBOUND_MODALITIES = {"lead_found", "magpie_lead"}


def modality_for_channel(channel_name: str) -> str | None:
    return CHANNEL_TO_MODALITY.get(channel_name)


def direction_for_modality(modality: str) -> str:
    return "outbound" if modality in OUTBOUND_MODALITIES else "inbound"