mod data;
pub use data::Data;

use ruma::{RoomAliasId, RoomId};
use crate::Result;

pub struct Service<D: Data> {
    db: D,
}

impl<D: Data> Service<D> {
    #[tracing::instrument(skip(self))]
    pub fn set_alias(
        &self,
        alias: &RoomAliasId,
        room_id: &RoomId,
    ) -> Result<()> {
        self.db.set_alias(alias, room_id)
    }

    #[tracing::instrument(skip(self))]
    pub fn remove_alias(
        &self,
        alias: &RoomAliasId,
    ) -> Result<()> {
        self.db.remove_alias(alias)
    }

    #[tracing::instrument(skip(self))]
    pub fn resolve_local_alias(&self, alias: &RoomAliasId) -> Result<Option<Box<RoomId>>> {
        self.db.resolve_local_alias(alias)
    }

    #[tracing::instrument(skip(self))]
    pub fn local_aliases_for_room<'a>(
        &'a self,
        room_id: &RoomId,
    ) -> impl Iterator<Item = Result<Box<RoomAliasId>>> + 'a {
        self.db.local_aliases_for_room(room_id)
    }
}