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macltok

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ssh://brewery@pls.lobotomise.me:33/atagen/macltok.git
src/normalise/room.rsRust252 lines9.3 KB
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use futures_util::{StreamExt, stream};
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use matrix_sdk::{
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    Client, Room, RoomState,
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    deserialized_responses::SyncOrStrippedState,
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    latest_events::LatestEventValue,
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    ruma::events::{
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        AnyMessageLikeEventContent, AnySyncMessageLikeEvent, AnySyncTimelineEvent, StateEventType,
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        SyncStateEvent,
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        room::message::{Relation, RoomMessageEventContent},
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        space::child::SpaceChildEventContent,
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    },
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};
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use matrix_sdk_ui::spaces::{SpaceRoom, SpaceService};
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use ruma::{
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    OwnedRoomId,
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    serde::{JsonObject, Raw},
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};
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use super::message_kind;
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use crate::{
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    LatestEvent, MediaId, MessageKind, RoomHero, RoomMembership, RoomNotificationMode, RoomSummary,
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    SendState, SpaceChild, space_order,
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};
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pub(crate) async fn room_summaries(client: &Client, spaces: &SpaceService) -> Vec<RoomSummary> {
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    let mut summaries = stream::iter(client.rooms())
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        .map(|room| async move { room_summary(&room, spaces).await })
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        .buffer_unordered(16)
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        .collect::<Vec<_>>()
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        .await;
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    summaries.sort_by(|left, right| {
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        right
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            .latest_event_timestamp_ms
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            .cmp(&left.latest_event_timestamp_ms)
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            .then_with(|| left.name.to_lowercase().cmp(&right.name.to_lowercase()))
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            .then_with(|| left.room_id.cmp(&right.room_id))
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    });
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    summaries
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}
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async fn room_summary(room: &Room, spaces: &SpaceService) -> RoomSummary {
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    let name = room
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        .display_name()
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        .await
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        .map(|name| name.to_string())
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        .unwrap_or_else(|_| room.room_id().to_string());
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    let custom_notification_mode = room.user_defined_notification_mode().await;
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    let effective_notification_mode = match custom_notification_mode {
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        Some(mode) => Some(mode),
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        None => room.notification_mode().await,
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    };
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    let inviter = match room.state() {
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        RoomState::Invited => room
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            .invite_details()
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            .await
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            .ok()
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            .map(|invite| invite.inviter_id),
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        _ => None,
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    };
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    let children = if room.is_space() {
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        space_children(room).await
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    } else {
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        Vec::new()
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    };
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    RoomSummary {
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        room_id: room.room_id().to_owned(),
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        name,
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        membership: membership(room.state()),
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        unread_messages: room.num_unread_messages(),
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        unread_mentions: room.num_unread_mentions(),
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        unread_notifications: room.num_unread_notifications(),
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        encrypted: room.encryption_state().is_encrypted(),
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        space: room.is_space(),
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        direct: room.is_direct().await.unwrap_or(false),
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        favourite: room.is_favourite(),
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        low_priority: room.is_low_priority(),
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        avatar: room.avatar_url().as_deref().map(MediaId::plain),
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        latest_event_timestamp_ms: room
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            .latest_event_timestamp()
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            .map(|value| value.get().into()),
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        latest_event: latest_event(room),
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        notification_mode: effective_notification_mode.map(notification_mode),
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        notification_mode_custom: custom_notification_mode.is_some(),
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        topic: room.topic(),
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        canonical_alias: room.canonical_alias(),
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        joined_members: room.joined_members_count(),
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        invited_members: room.invited_members_count(),
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        heroes: room
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            .heroes()
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            .into_iter()
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            .map(|hero| RoomHero {
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                user_id: hero.user_id,
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                display_name: hero.display_name,
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                avatar: hero.avatar_url.as_deref().map(MediaId::plain),
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            })
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            .collect(),
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        successor: room.successor_room().map(|successor| successor.room_id),
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        inviter,
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        parent_spaces: spaces
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            .joined_parents_of_child(room.room_id())
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            .await
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            .into_iter()
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            .map(|parent| parent.room_id)
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            .collect(),
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        children,
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        space_order: if room.is_space() {
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            stored_space_order(room).await
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        } else {
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            None
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        },
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        can_edit_packs: super::can_edit_packs(room).await,
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        pinned_events: room.pinned_event_ids().unwrap_or_default(),
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        can_pin: room.state() == RoomState::Joined
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            && room.power_levels().await.is_ok_and(|levels| {
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                levels.user_can_send_state(room.own_user_id(), StateEventType::RoomPinnedEvents)
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            }),
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    }
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}
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/// None when unset or when another client wrote something msc3230 doesn't allow
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pub(crate) async fn stored_space_order(room: &Room) -> Option<String> {
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    room.account_data(space_order::EVENT_TYPE.into())
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        .await
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        .ok()??
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        .get_field::<Raw<JsonObject>>("content")
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        .ok()??
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        .get_field::<String>("order")
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        .ok()?
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        .filter(|order| space_order::valid(order))
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}
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const fn membership(state: RoomState) -> RoomMembership {
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    match state {
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        RoomState::Joined => RoomMembership::Joined,
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        RoomState::Invited => RoomMembership::Invited,
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        RoomState::Left => RoomMembership::Left,
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        RoomState::Knocked => RoomMembership::Knocked,
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        RoomState::Banned => RoomMembership::Banned,
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    }
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}
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/// what the space itself lists, straight from local state. redacted children don't count
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async fn space_children(room: &Room) -> Vec<OwnedRoomId> {
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    let Ok(events) = room
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        .get_state_events_static::<SpaceChildEventContent>()
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        .await
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    else {
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        return Vec::new();
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    };
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    events
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        .into_iter()
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        .filter_map(|event| match event.deserialize().ok()? {
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            SyncOrStrippedState::Sync(SyncStateEvent::Original(event)) => Some(event.state_key),
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            SyncOrStrippedState::Stripped(event) => Some(event.state_key),
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            SyncOrStrippedState::Sync(SyncStateEvent::Redacted(_)) => None,
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        })
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        .collect()
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}
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fn latest_event(room: &Room) -> Option<LatestEvent> {
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    let own = || Some(room.own_user_id().to_owned());
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    let local = |local: &matrix_sdk::latest_events::LocalLatestEventValue| {
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        let preview = match local.content.deserialize() {
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            Ok(AnyMessageLikeEventContent::RoomMessage(content)) => preview(&content),
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            _ => (None, None),
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        };
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        (preview, Some(local.timestamp))
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    };
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    let (sender, (kind, body), timestamp, send_state) = match room.latest_event() {
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        LatestEventValue::None => return None,
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        LatestEventValue::Remote(event) => {
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            let preview = match event.raw().deserialize() {
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                Ok(AnySyncTimelineEvent::MessageLike(AnySyncMessageLikeEvent::RoomMessage(
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                    message,
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                ))) => message
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                    .as_original()
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                    .map_or((None, None), |message| preview(&message.content)),
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                _ => (None, None),
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            };
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            (event.sender(), preview, event.timestamp(), SendState::Sent)
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        }
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        LatestEventValue::RemoteInvite {
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            timestamp, inviter, ..
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        } => (inviter, (None, None), Some(timestamp), SendState::Sent),
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        LatestEventValue::LocalIsSending(value) => {
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            let (preview, timestamp) = local(&value);
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            (own(), preview, timestamp, SendState::Sending)
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        }
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        LatestEventValue::LocalHasBeenSent { value, .. } => {
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            let (preview, timestamp) = local(&value);
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            (own(), preview, timestamp, SendState::Sent)
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        }
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        // the sdk won't say whether it'll retry, so assume the user has to
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        LatestEventValue::LocalCannotBeSent(value) => {
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            let (preview, timestamp) = local(&value);
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            (
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                own(),
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                preview,
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                timestamp,
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                SendState::Failed { will_retry: false },
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            )
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        }
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    };
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    Some(LatestEvent {
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        sender,
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        kind,
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        body,
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        timestamp_ms: timestamp.map(|timestamp| timestamp.get().into()),
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        send_state,
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    })
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}
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/// the latest event of an edited message is the edit, whose own body is the `* fallback`
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fn preview(content: &RoomMessageEventContent) -> (Option<MessageKind>, Option<String>) {
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    let msgtype = match &content.relates_to {
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        Some(Relation::Replacement(replacement)) => &replacement.new_content.msgtype,
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        _ => &content.msgtype,
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    };
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    (Some(message_kind(msgtype)), Some(msgtype.body().to_owned()))
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}
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pub(crate) fn space_child(room: SpaceRoom) -> SpaceChild {
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    SpaceChild {
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        name: room.display_name,
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        room_id: room.room_id,
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        topic: room.topic,
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        avatar: room.avatar_url.as_deref().map(MediaId::plain),
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        canonical_alias: room.canonical_alias,
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        joined_members: room.num_joined_members,
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        space: room.room_type == Some(ruma::room::RoomType::Space),
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        children_count: room.children_count,
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        membership: room.state.map(membership),
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        via: room.via,
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        suggested: room.suggested,
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        world_readable: room.world_readable,
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        guest_can_join: room.guest_can_join,
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    }
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}
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pub(crate) const fn notification_mode(
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    mode: matrix_sdk::notification_settings::RoomNotificationMode,
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) -> RoomNotificationMode {
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    match mode {
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        matrix_sdk::notification_settings::RoomNotificationMode::AllMessages => {
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            RoomNotificationMode::AllMessages
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        }
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        matrix_sdk::notification_settings::RoomNotificationMode::MentionsAndKeywordsOnly => {
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            RoomNotificationMode::MentionsAndKeywordsOnly
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        }
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        matrix_sdk::notification_settings::RoomNotificationMode::Mute => RoomNotificationMode::Mute,
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    }
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}