core/homeassistant/components/dlna_dms/util.py

29 lines
816 B
Python

"""Small utility functions for the dlna_dms integration."""
from __future__ import annotations
from homeassistant.core import HomeAssistant
from homeassistant.util import slugify
from .const import CONF_SOURCE_ID, DOMAIN
def generate_source_id(hass: HomeAssistant, name: str) -> str:
"""Generate a unique source ID."""
other_entries = hass.config_entries.async_entries(DOMAIN)
other_source_ids: set[str] = {
other_source_id
for entry in other_entries
if (other_source_id := entry.data.get(CONF_SOURCE_ID))
}
source_id_base = slugify(name)
if source_id_base not in other_source_ids:
return source_id_base
tries = 1
while (suggested_source_id := f"{source_id_base}_{tries}") in other_source_ids:
tries += 1
return suggested_source_id