48 lines
1.8 KiB
Rust
48 lines
1.8 KiB
Rust
use std::{collections::HashMap, sync::Arc};
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use async_trait::async_trait;
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use ruma::{events::StateEventType, EventId, RoomId};
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use crate::{PduEvent, Result};
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#[async_trait]
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pub trait Data: Send + Sync {
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/// Builds a StateMap by iterating over all keys that start
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/// with state_hash, this gives the full state for the given state_hash.
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#[allow(unused_qualifications)] // async traits
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async fn state_full_ids(&self, shortstatehash: u64) -> Result<HashMap<u64, Arc<EventId>>>;
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#[allow(unused_qualifications)] // async traits
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async fn state_full(&self, shortstatehash: u64) -> Result<HashMap<(StateEventType, String), Arc<PduEvent>>>;
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/// Returns a single PDU from `room_id` with key (`event_type`,
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/// `state_key`).
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fn state_get_id(
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&self, shortstatehash: u64, event_type: &StateEventType, state_key: &str,
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) -> Result<Option<Arc<EventId>>>;
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/// Returns a single PDU from `room_id` with key (`event_type`,
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/// `state_key`).
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fn state_get(
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&self, shortstatehash: u64, event_type: &StateEventType, state_key: &str,
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) -> Result<Option<Arc<PduEvent>>>;
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/// Returns the state hash for this pdu.
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fn pdu_shortstatehash(&self, event_id: &EventId) -> Result<Option<u64>>;
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/// Returns the full room state.
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#[allow(unused_qualifications)] // async traits
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async fn room_state_full(&self, room_id: &RoomId) -> Result<HashMap<(StateEventType, String), Arc<PduEvent>>>;
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/// Returns a single PDU from `room_id` with key (`event_type`,
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/// `state_key`).
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fn room_state_get_id(
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&self, room_id: &RoomId, event_type: &StateEventType, state_key: &str,
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) -> Result<Option<Arc<EventId>>>;
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/// Returns a single PDU from `room_id` with key (`event_type`,
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/// `state_key`).
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fn room_state_get(
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&self, room_id: &RoomId, event_type: &StateEventType, state_key: &str,
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) -> Result<Option<Arc<PduEvent>>>;
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}
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