1330 lines
39 KiB
Rust
1330 lines
39 KiB
Rust
use std::mem;
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use std::str::FromStr;
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use async_trait::async_trait;
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use cookie::{Cookie, CookieJar};
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use euphoxide::api::{Message, SessionView, Snowflake, Time, UserId};
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use rusqlite::types::{FromSql, FromSqlError, ToSqlOutput, Value, ValueRef};
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use rusqlite::{named_params, params, Connection, OptionalExtension, ToSql, Transaction};
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use time::OffsetDateTime;
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use tokio::sync::oneshot;
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use crate::euph::SmallMessage;
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use crate::store::{MsgStore, Path, Tree};
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use super::{Request, Vault};
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/// Wrapper for [`Snowflake`] that implements useful rusqlite traits.
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struct WSnowflake(Snowflake);
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impl ToSql for WSnowflake {
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fn to_sql(&self) -> rusqlite::Result<ToSqlOutput<'_>> {
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self.0 .0.to_sql()
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}
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}
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impl FromSql for WSnowflake {
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fn column_result(value: ValueRef<'_>) -> Result<Self, FromSqlError> {
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u64::column_result(value).map(|v| Self(Snowflake(v)))
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}
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}
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/// Wrapper for [`Time`] that implements useful rusqlite traits.
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struct WTime(Time);
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impl ToSql for WTime {
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fn to_sql(&self) -> rusqlite::Result<ToSqlOutput<'_>> {
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let timestamp = self.0 .0.unix_timestamp();
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Ok(ToSqlOutput::Owned(Value::Integer(timestamp)))
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}
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}
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impl FromSql for WTime {
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fn column_result(value: ValueRef<'_>) -> rusqlite::types::FromSqlResult<Self> {
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let timestamp = i64::column_result(value)?;
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Ok(Self(Time(
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OffsetDateTime::from_unix_timestamp(timestamp).expect("timestamp in range"),
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)))
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}
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}
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impl From<EuphRequest> for Request {
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fn from(r: EuphRequest) -> Self {
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Self::Euph(r)
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}
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}
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impl Vault {
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pub async fn euph_cookies(&self) -> CookieJar {
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// TODO vault::Error
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let (tx, rx) = oneshot::channel();
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let request = EuphRequest::GetCookies { result: tx };
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let _ = self.tx.send(request.into());
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rx.await.unwrap()
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}
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pub fn set_euph_cookies(&self, cookies: CookieJar) {
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let request = EuphRequest::SetCookies { cookies };
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let _ = self.tx.send(request.into());
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}
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pub async fn euph_rooms(&self) -> Vec<String> {
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// TODO vault::Error
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let (tx, rx) = oneshot::channel();
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let request = EuphRequest::GetRooms { result: tx };
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let _ = self.tx.send(request.into());
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rx.await.unwrap()
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}
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}
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#[derive(Debug, Clone)]
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pub struct EuphVault {
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pub(super) vault: Vault,
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pub(super) room: String,
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}
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impl EuphVault {
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pub fn vault(&self) -> &Vault {
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&self.vault
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}
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pub fn room(&self) -> &str {
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&self.room
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}
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pub fn join(&self, time: Time) {
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let request = EuphRequest::Join {
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room: self.room.clone(),
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time,
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};
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let _ = self.vault.tx.send(request.into());
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}
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pub fn delete(self) {
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let request = EuphRequest::Delete { room: self.room };
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let _ = self.vault.tx.send(request.into());
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}
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pub fn add_message(
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&self,
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msg: Message,
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prev_msg: Option<Snowflake>,
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own_user_id: Option<UserId>,
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) {
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let request = EuphRequest::AddMsg {
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room: self.room.clone(),
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msg: Box::new(msg),
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prev_msg,
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own_user_id,
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};
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let _ = self.vault.tx.send(request.into());
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}
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pub fn add_messages(
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&self,
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msgs: Vec<Message>,
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next_msg: Option<Snowflake>,
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own_user_id: Option<UserId>,
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) {
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let request = EuphRequest::AddMsgs {
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room: self.room.clone(),
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msgs,
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next_msg,
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own_user_id,
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};
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let _ = self.vault.tx.send(request.into());
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}
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pub async fn last_span(&self) -> Option<(Option<Snowflake>, Option<Snowflake>)> {
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// TODO vault::Error
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let (tx, rx) = oneshot::channel();
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let request = EuphRequest::GetLastSpan {
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room: self.room.clone(),
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result: tx,
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};
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let _ = self.vault.tx.send(request.into());
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rx.await.unwrap()
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}
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pub async fn chunk_at_offset(&self, amount: usize, offset: usize) -> Vec<Message> {
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// TODO vault::Error
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let (tx, rx) = oneshot::channel();
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let request = EuphRequest::GetChunkAtOffset {
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room: self.room.clone(),
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amount,
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offset,
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result: tx,
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};
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let _ = self.vault.tx.send(request.into());
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rx.await.unwrap()
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}
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}
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#[async_trait]
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impl MsgStore<SmallMessage> for EuphVault {
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async fn path(&self, id: &Snowflake) -> Path<Snowflake> {
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// TODO vault::Error
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let (tx, rx) = oneshot::channel();
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let request = EuphRequest::GetPath {
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room: self.room.clone(),
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id: *id,
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result: tx,
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};
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let _ = self.vault.tx.send(request.into());
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rx.await.unwrap()
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}
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async fn tree(&self, tree_id: &Snowflake) -> Tree<SmallMessage> {
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// TODO vault::Error
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let (tx, rx) = oneshot::channel();
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let request = EuphRequest::GetTree {
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room: self.room.clone(),
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root: *tree_id,
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result: tx,
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};
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let _ = self.vault.tx.send(request.into());
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rx.await.unwrap()
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}
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async fn first_tree_id(&self) -> Option<Snowflake> {
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// TODO vault::Error
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let (tx, rx) = oneshot::channel();
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let request = EuphRequest::GetFirstTreeId {
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room: self.room.clone(),
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result: tx,
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};
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let _ = self.vault.tx.send(request.into());
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rx.await.unwrap()
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}
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async fn last_tree_id(&self) -> Option<Snowflake> {
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// TODO vault::Error
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let (tx, rx) = oneshot::channel();
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let request = EuphRequest::GetLastTreeId {
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room: self.room.clone(),
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result: tx,
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};
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let _ = self.vault.tx.send(request.into());
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rx.await.unwrap()
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}
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async fn prev_tree_id(&self, tree_id: &Snowflake) -> Option<Snowflake> {
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// TODO vault::Error
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let (tx, rx) = oneshot::channel();
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let request = EuphRequest::GetPrevTreeId {
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room: self.room.clone(),
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root: *tree_id,
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result: tx,
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};
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let _ = self.vault.tx.send(request.into());
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rx.await.unwrap()
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}
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async fn next_tree_id(&self, tree_id: &Snowflake) -> Option<Snowflake> {
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// TODO vault::Error
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let (tx, rx) = oneshot::channel();
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let request = EuphRequest::GetNextTreeId {
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room: self.room.clone(),
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root: *tree_id,
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result: tx,
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};
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let _ = self.vault.tx.send(request.into());
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rx.await.unwrap()
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}
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async fn oldest_msg_id(&self) -> Option<Snowflake> {
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// TODO vault::Error
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let (tx, rx) = oneshot::channel();
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let request = EuphRequest::GetOldestMsgId {
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room: self.room.clone(),
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result: tx,
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};
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let _ = self.vault.tx.send(request.into());
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rx.await.unwrap()
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}
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async fn newest_msg_id(&self) -> Option<Snowflake> {
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// TODO vault::Error
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let (tx, rx) = oneshot::channel();
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let request = EuphRequest::GetNewestMsgId {
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room: self.room.clone(),
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result: tx,
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};
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let _ = self.vault.tx.send(request.into());
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rx.await.unwrap()
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}
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async fn older_msg_id(&self, id: &Snowflake) -> Option<Snowflake> {
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// TODO vault::Error
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let (tx, rx) = oneshot::channel();
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let request = EuphRequest::GetOlderMsgId {
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room: self.room.clone(),
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id: *id,
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result: tx,
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};
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let _ = self.vault.tx.send(request.into());
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rx.await.unwrap()
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}
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async fn newer_msg_id(&self, id: &Snowflake) -> Option<Snowflake> {
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// TODO vault::Error
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let (tx, rx) = oneshot::channel();
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let request = EuphRequest::GetNewerMsgId {
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room: self.room.clone(),
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id: *id,
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result: tx,
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};
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let _ = self.vault.tx.send(request.into());
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rx.await.unwrap()
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}
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async fn oldest_unseen_msg_id(&self) -> Option<Snowflake> {
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// TODO vault::Error
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let (tx, rx) = oneshot::channel();
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let request = EuphRequest::GetOldestUnseenMsgId {
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room: self.room.clone(),
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result: tx,
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};
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let _ = self.vault.tx.send(request.into());
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rx.await.unwrap()
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}
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async fn newest_unseen_msg_id(&self) -> Option<Snowflake> {
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// TODO vault::Error
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let (tx, rx) = oneshot::channel();
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let request = EuphRequest::GetNewestUnseenMsgId {
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room: self.room.clone(),
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result: tx,
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};
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let _ = self.vault.tx.send(request.into());
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rx.await.unwrap()
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}
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async fn older_unseen_msg_id(&self, id: &Snowflake) -> Option<Snowflake> {
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// TODO vault::Error
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let (tx, rx) = oneshot::channel();
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let request = EuphRequest::GetOlderUnseenMsgId {
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room: self.room.clone(),
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id: *id,
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result: tx,
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};
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let _ = self.vault.tx.send(request.into());
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rx.await.unwrap()
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}
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async fn newer_unseen_msg_id(&self, id: &Snowflake) -> Option<Snowflake> {
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// TODO vault::Error
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let (tx, rx) = oneshot::channel();
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let request = EuphRequest::GetNewerUnseenMsgId {
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room: self.room.clone(),
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id: *id,
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result: tx,
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};
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let _ = self.vault.tx.send(request.into());
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rx.await.unwrap()
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}
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async fn unseen_msgs_count(&self) -> usize {
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// TODO vault::Error
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let (tx, rx) = oneshot::channel();
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let request = EuphRequest::GetUnseenMsgsCount {
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room: self.room.clone(),
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result: tx,
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};
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let _ = self.vault.tx.send(request.into());
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rx.await.unwrap()
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}
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async fn set_seen(&self, id: &Snowflake, seen: bool) {
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let request = EuphRequest::SetSeen {
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room: self.room.clone(),
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id: *id,
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seen,
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};
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let _ = self.vault.tx.send(request.into());
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}
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async fn set_older_seen(&self, id: &Snowflake, seen: bool) {
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let request = EuphRequest::SetOlderSeen {
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room: self.room.clone(),
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id: *id,
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seen,
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};
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let _ = self.vault.tx.send(request.into());
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}
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}
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pub(super) enum EuphRequest {
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/////////////
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// Cookies //
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/////////////
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GetCookies {
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result: oneshot::Sender<CookieJar>,
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},
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SetCookies {
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cookies: CookieJar,
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},
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///////////
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// Rooms //
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///////////
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GetRooms {
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result: oneshot::Sender<Vec<String>>,
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},
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Join {
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room: String,
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time: Time,
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},
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Delete {
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room: String,
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},
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//////////////
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// Messages //
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//////////////
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AddMsg {
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room: String,
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msg: Box<Message>,
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prev_msg: Option<Snowflake>,
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own_user_id: Option<UserId>,
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},
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AddMsgs {
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room: String,
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msgs: Vec<Message>,
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next_msg: Option<Snowflake>,
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own_user_id: Option<UserId>,
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},
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GetLastSpan {
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room: String,
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result: oneshot::Sender<Option<(Option<Snowflake>, Option<Snowflake>)>>,
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},
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GetPath {
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room: String,
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id: Snowflake,
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result: oneshot::Sender<Path<Snowflake>>,
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},
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GetTree {
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room: String,
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root: Snowflake,
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result: oneshot::Sender<Tree<SmallMessage>>,
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},
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GetFirstTreeId {
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room: String,
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result: oneshot::Sender<Option<Snowflake>>,
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},
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GetLastTreeId {
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room: String,
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result: oneshot::Sender<Option<Snowflake>>,
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},
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GetPrevTreeId {
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room: String,
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root: Snowflake,
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result: oneshot::Sender<Option<Snowflake>>,
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},
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GetNextTreeId {
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room: String,
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root: Snowflake,
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result: oneshot::Sender<Option<Snowflake>>,
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},
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GetOldestMsgId {
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room: String,
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result: oneshot::Sender<Option<Snowflake>>,
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},
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GetNewestMsgId {
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room: String,
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result: oneshot::Sender<Option<Snowflake>>,
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},
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GetOlderMsgId {
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room: String,
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id: Snowflake,
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result: oneshot::Sender<Option<Snowflake>>,
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},
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GetNewerMsgId {
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room: String,
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id: Snowflake,
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result: oneshot::Sender<Option<Snowflake>>,
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},
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GetOlderUnseenMsgId {
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room: String,
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id: Snowflake,
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result: oneshot::Sender<Option<Snowflake>>,
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},
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GetOldestUnseenMsgId {
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room: String,
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result: oneshot::Sender<Option<Snowflake>>,
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},
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GetNewestUnseenMsgId {
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room: String,
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result: oneshot::Sender<Option<Snowflake>>,
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},
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GetNewerUnseenMsgId {
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room: String,
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id: Snowflake,
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result: oneshot::Sender<Option<Snowflake>>,
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},
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GetUnseenMsgsCount {
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room: String,
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result: oneshot::Sender<usize>,
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},
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SetSeen {
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room: String,
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id: Snowflake,
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seen: bool,
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},
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SetOlderSeen {
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room: String,
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id: Snowflake,
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seen: bool,
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},
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GetChunkAtOffset {
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room: String,
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amount: usize,
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offset: usize,
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result: oneshot::Sender<Vec<Message>>,
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},
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}
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|
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impl EuphRequest {
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pub(super) fn perform(self, conn: &mut Connection) {
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let result = match self {
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Self::GetCookies { result } => Self::get_cookies(conn, result),
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Self::SetCookies { cookies } => Self::set_cookies(conn, cookies),
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Self::GetRooms { result } => Self::get_rooms(conn, result),
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Self::Join { room, time } => Self::join(conn, room, time),
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Self::Delete { room } => Self::delete(conn, room),
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Self::AddMsg {
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room,
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msg,
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prev_msg,
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own_user_id,
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} => Self::add_msg(conn, room, *msg, prev_msg, own_user_id),
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Self::AddMsgs {
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room,
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msgs,
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next_msg,
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own_user_id,
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} => Self::add_msgs(conn, room, msgs, next_msg, own_user_id),
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Self::GetLastSpan { room, result } => Self::get_last_span(conn, room, result),
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Self::GetPath { room, id, result } => Self::get_path(conn, room, id, result),
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Self::GetTree { room, root, result } => Self::get_tree(conn, room, root, result),
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Self::GetFirstTreeId { room, result } => Self::get_first_tree_id(conn, room, result),
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Self::GetLastTreeId { room, result } => Self::get_last_tree_id(conn, room, result),
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Self::GetPrevTreeId { room, root, result } => {
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Self::get_prev_tree_id(conn, room, root, result)
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}
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Self::GetNextTreeId { room, root, result } => {
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Self::get_next_tree_id(conn, room, root, result)
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}
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Self::GetOldestMsgId { room, result } => Self::get_oldest_msg_id(conn, room, result),
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Self::GetNewestMsgId { room, result } => Self::get_newest_msg_id(conn, room, result),
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Self::GetOlderMsgId { room, id, result } => {
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Self::get_older_msg_id(conn, room, id, result)
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}
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Self::GetNewerMsgId { room, id, result } => {
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Self::get_newer_msg_id(conn, room, id, result)
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}
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Self::GetOldestUnseenMsgId { room, result } => {
|
|
Self::get_oldest_unseen_msg_id(conn, room, result)
|
|
}
|
|
Self::GetNewestUnseenMsgId { room, result } => {
|
|
Self::get_newest_unseen_msg_id(conn, room, result)
|
|
}
|
|
Self::GetOlderUnseenMsgId { room, id, result } => {
|
|
Self::get_older_unseen_msg_id(conn, room, id, result)
|
|
}
|
|
Self::GetNewerUnseenMsgId { room, id, result } => {
|
|
Self::get_newer_unseen_msg_id(conn, room, id, result)
|
|
}
|
|
Self::GetUnseenMsgsCount { room, result } => {
|
|
Self::get_unseen_msgs_count(conn, room, result)
|
|
}
|
|
Self::SetSeen { room, id, seen } => Self::set_seen(conn, room, id, seen),
|
|
Self::SetOlderSeen { room, id, seen } => Self::set_older_seen(conn, room, id, seen),
|
|
Self::GetChunkAtOffset {
|
|
room,
|
|
amount,
|
|
offset,
|
|
result,
|
|
} => Self::get_chunk_at_offset(conn, room, amount, offset, result),
|
|
};
|
|
if let Err(e) = result {
|
|
// If an error occurs here, the rest of the UI will likely panic and
|
|
// crash soon. By printing this to stderr instead of logging it, we
|
|
// can filter it out and read it later.
|
|
// TODO Better vault error handling
|
|
eprintln!("{e}");
|
|
}
|
|
}
|
|
|
|
fn get_cookies(
|
|
conn: &mut Connection,
|
|
result: oneshot::Sender<CookieJar>,
|
|
) -> rusqlite::Result<()> {
|
|
let cookies = conn
|
|
.prepare(
|
|
"
|
|
SELECT cookie
|
|
FROM euph_cookies
|
|
",
|
|
)?
|
|
.query_map([], |row| {
|
|
let cookie_str: String = row.get(0)?;
|
|
Ok(Cookie::from_str(&cookie_str).expect("cookie in db is valid"))
|
|
})?
|
|
.collect::<rusqlite::Result<Vec<_>>>()?;
|
|
|
|
let mut cookie_jar = CookieJar::new();
|
|
for cookie in cookies {
|
|
cookie_jar.add_original(cookie);
|
|
}
|
|
|
|
let _ = result.send(cookie_jar);
|
|
Ok(())
|
|
}
|
|
|
|
fn set_cookies(conn: &mut Connection, cookies: CookieJar) -> rusqlite::Result<()> {
|
|
let tx = conn.transaction()?;
|
|
|
|
// Since euphoria sets all cookies on every response, we can just delete
|
|
// all previous cookies.
|
|
tx.execute_batch("DELETE FROM euph_cookies")?;
|
|
|
|
let mut insert_cookie = tx.prepare(
|
|
"
|
|
INSERT INTO euph_cookies (cookie)
|
|
VALUES (?)
|
|
",
|
|
)?;
|
|
for cookie in cookies.iter() {
|
|
insert_cookie.execute([format!("{cookie}")])?;
|
|
}
|
|
drop(insert_cookie);
|
|
|
|
tx.commit()?;
|
|
Ok(())
|
|
}
|
|
|
|
fn get_rooms(
|
|
conn: &mut Connection,
|
|
result: oneshot::Sender<Vec<String>>,
|
|
) -> rusqlite::Result<()> {
|
|
let rooms = conn
|
|
.prepare(
|
|
"
|
|
SELECT room
|
|
FROM euph_rooms
|
|
",
|
|
)?
|
|
.query_map([], |row| row.get(0))?
|
|
.collect::<rusqlite::Result<_>>()?;
|
|
let _ = result.send(rooms);
|
|
Ok(())
|
|
}
|
|
|
|
fn join(conn: &mut Connection, room: String, time: Time) -> rusqlite::Result<()> {
|
|
conn.execute(
|
|
"
|
|
INSERT INTO euph_rooms (room, first_joined, last_joined)
|
|
VALUES (:room, :time, :time)
|
|
ON CONFLICT (room) DO UPDATE
|
|
SET last_joined = :time
|
|
",
|
|
named_params! {":room": room, ":time": WTime(time)},
|
|
)?;
|
|
Ok(())
|
|
}
|
|
|
|
fn delete(conn: &mut Connection, room: String) -> rusqlite::Result<()> {
|
|
let tx = conn.transaction()?;
|
|
|
|
tx.execute(
|
|
"
|
|
DELETE FROM euph_rooms
|
|
WHERE room = ?
|
|
",
|
|
[&room],
|
|
)?;
|
|
|
|
tx.commit()?;
|
|
Ok(())
|
|
}
|
|
|
|
fn insert_msgs(
|
|
tx: &Transaction<'_>,
|
|
room: &str,
|
|
own_user_id: &Option<UserId>,
|
|
msgs: Vec<Message>,
|
|
) -> rusqlite::Result<()> {
|
|
let mut insert_msg = tx.prepare(
|
|
"
|
|
INSERT INTO euph_msgs (
|
|
room, id, parent, previous_edit_id, time, content, encryption_key_id, edited, deleted, truncated,
|
|
user_id, name, server_id, server_era, session_id, is_staff, is_manager, client_address, real_client_address,
|
|
seen
|
|
)
|
|
VALUES (
|
|
:room, :id, :parent, :previous_edit_id, :time, :content, :encryption_key_id, :edited, :deleted, :truncated,
|
|
:user_id, :name, :server_id, :server_era, :session_id, :is_staff, :is_manager, :client_address, :real_client_address,
|
|
(:user_id == :own_user_id OR EXISTS(
|
|
SELECT 1
|
|
FROM euph_rooms
|
|
WHERE room = :room
|
|
AND :time < first_joined
|
|
))
|
|
)
|
|
ON CONFLICT (room, id) DO UPDATE
|
|
SET
|
|
room = :room,
|
|
id = :id,
|
|
parent = :parent,
|
|
previous_edit_id = :previous_edit_id,
|
|
time = :time,
|
|
content = :content,
|
|
encryption_key_id = :encryption_key_id,
|
|
edited = :edited,
|
|
deleted = :deleted,
|
|
truncated = :truncated,
|
|
|
|
user_id = :user_id,
|
|
name = :name,
|
|
server_id = :server_id,
|
|
server_era = :server_era,
|
|
session_id = :session_id,
|
|
is_staff = :is_staff,
|
|
is_manager = :is_manager,
|
|
client_address = :client_address,
|
|
real_client_address = :real_client_address
|
|
"
|
|
)?;
|
|
|
|
let own_user_id = own_user_id.as_ref().map(|u| &u.0);
|
|
for msg in msgs {
|
|
insert_msg.execute(named_params! {
|
|
":room": room,
|
|
":id": WSnowflake(msg.id),
|
|
":parent": msg.parent.map(WSnowflake),
|
|
":previous_edit_id": msg.previous_edit_id.map(WSnowflake),
|
|
":time": WTime(msg.time),
|
|
":content": msg.content,
|
|
":encryption_key_id": msg.encryption_key_id,
|
|
":edited": msg.edited.map(WTime),
|
|
":deleted": msg.deleted.map(WTime),
|
|
":truncated": msg.truncated,
|
|
":user_id": msg.sender.id.0,
|
|
":name": msg.sender.name,
|
|
":server_id": msg.sender.server_id,
|
|
":server_era": msg.sender.server_era,
|
|
":session_id": msg.sender.session_id,
|
|
":is_staff": msg.sender.is_staff,
|
|
":is_manager": msg.sender.is_manager,
|
|
":client_address": msg.sender.client_address,
|
|
":real_client_address": msg.sender.real_client_address,
|
|
":own_user_id": own_user_id, // May be NULL
|
|
})?;
|
|
}
|
|
|
|
Ok(())
|
|
}
|
|
|
|
fn add_span(
|
|
tx: &Transaction<'_>,
|
|
room: &str,
|
|
start: Option<Snowflake>,
|
|
end: Option<Snowflake>,
|
|
) -> rusqlite::Result<()> {
|
|
// Retrieve all spans for the room
|
|
let mut spans = tx
|
|
.prepare(
|
|
"
|
|
SELECT start, end
|
|
FROM euph_spans
|
|
WHERE room = ?
|
|
",
|
|
)?
|
|
.query_map([room], |row| {
|
|
let start = row.get::<_, Option<WSnowflake>>(0)?.map(|s| s.0);
|
|
let end = row.get::<_, Option<WSnowflake>>(1)?.map(|s| s.0);
|
|
Ok((start, end))
|
|
})?
|
|
.collect::<Result<Vec<_>, _>>()?;
|
|
|
|
// Add new span and sort spans lexicographically
|
|
spans.push((start, end));
|
|
spans.sort_unstable();
|
|
|
|
// Combine overlapping spans (including newly added span)
|
|
let mut cur_span: Option<(Option<Snowflake>, Option<Snowflake>)> = None;
|
|
let mut result = vec![];
|
|
for mut span in spans {
|
|
if let Some(cur_span) = &mut cur_span {
|
|
if span.0 <= cur_span.1 {
|
|
// Since spans are sorted lexicographically, we know that
|
|
// cur_span.0 <= span.0, which means that span starts inside
|
|
// of cur_span.
|
|
cur_span.1 = cur_span.1.max(span.1);
|
|
} else {
|
|
// Since span doesn't overlap cur_span, we know that no
|
|
// later span will overlap cur_span either. The size of
|
|
// cur_span is thus final.
|
|
mem::swap(cur_span, &mut span);
|
|
result.push(span);
|
|
}
|
|
} else {
|
|
cur_span = Some(span);
|
|
}
|
|
}
|
|
if let Some(cur_span) = cur_span {
|
|
result.push(cur_span);
|
|
}
|
|
|
|
// Delete all spans for the room
|
|
tx.execute(
|
|
"
|
|
DELETE FROM euph_spans
|
|
WHERE room = ?
|
|
",
|
|
[room],
|
|
)?;
|
|
|
|
// Re-insert combined spans for the room
|
|
let mut stmt = tx.prepare(
|
|
"
|
|
INSERT INTO euph_spans (room, start, end)
|
|
VALUES (?, ?, ?)
|
|
",
|
|
)?;
|
|
for (start, end) in result {
|
|
stmt.execute(params![room, start.map(WSnowflake), end.map(WSnowflake)])?;
|
|
}
|
|
|
|
Ok(())
|
|
}
|
|
|
|
fn add_msg(
|
|
conn: &mut Connection,
|
|
room: String,
|
|
msg: Message,
|
|
prev_msg: Option<Snowflake>,
|
|
own_user_id: Option<UserId>,
|
|
) -> rusqlite::Result<()> {
|
|
let tx = conn.transaction()?;
|
|
|
|
let end = msg.id;
|
|
Self::insert_msgs(&tx, &room, &own_user_id, vec![msg])?;
|
|
Self::add_span(&tx, &room, prev_msg, Some(end))?;
|
|
|
|
tx.commit()?;
|
|
Ok(())
|
|
}
|
|
|
|
fn add_msgs(
|
|
conn: &mut Connection,
|
|
room: String,
|
|
msgs: Vec<Message>,
|
|
next_msg_id: Option<Snowflake>,
|
|
own_user_id: Option<UserId>,
|
|
) -> rusqlite::Result<()> {
|
|
let tx = conn.transaction()?;
|
|
|
|
if msgs.is_empty() {
|
|
Self::add_span(&tx, &room, None, next_msg_id)?;
|
|
} else {
|
|
let first_msg_id = msgs.first().unwrap().id;
|
|
let last_msg_id = msgs.last().unwrap().id;
|
|
|
|
Self::insert_msgs(&tx, &room, &own_user_id, msgs)?;
|
|
|
|
let end = next_msg_id.unwrap_or(last_msg_id);
|
|
Self::add_span(&tx, &room, Some(first_msg_id), Some(end))?;
|
|
}
|
|
|
|
tx.commit()?;
|
|
Ok(())
|
|
}
|
|
|
|
fn get_last_span(
|
|
conn: &Connection,
|
|
room: String,
|
|
result: oneshot::Sender<Option<(Option<Snowflake>, Option<Snowflake>)>>,
|
|
) -> rusqlite::Result<()> {
|
|
let span = conn
|
|
.prepare(
|
|
"
|
|
SELECT start, end
|
|
FROM euph_spans
|
|
WHERE room = ?
|
|
ORDER BY start DESC
|
|
LIMIT 1
|
|
",
|
|
)?
|
|
.query_row([room], |row| {
|
|
Ok((
|
|
row.get::<_, Option<WSnowflake>>(0)?.map(|s| s.0),
|
|
row.get::<_, Option<WSnowflake>>(1)?.map(|s| s.0),
|
|
))
|
|
})
|
|
.optional()?;
|
|
let _ = result.send(span);
|
|
Ok(())
|
|
}
|
|
|
|
fn get_path(
|
|
conn: &Connection,
|
|
room: String,
|
|
id: Snowflake,
|
|
result: oneshot::Sender<Path<Snowflake>>,
|
|
) -> rusqlite::Result<()> {
|
|
let path = conn
|
|
.prepare(
|
|
"
|
|
WITH RECURSIVE
|
|
path (room, id) AS (
|
|
VALUES (?, ?)
|
|
UNION
|
|
SELECT room, parent
|
|
FROM euph_msgs
|
|
JOIN path USING (room, id)
|
|
)
|
|
SELECT id
|
|
FROM path
|
|
WHERE id IS NOT NULL
|
|
ORDER BY id ASC
|
|
",
|
|
)?
|
|
.query_map(params![room, WSnowflake(id)], |row| {
|
|
row.get::<_, WSnowflake>(0).map(|s| s.0)
|
|
})?
|
|
.collect::<rusqlite::Result<_>>()?;
|
|
let path = Path::new(path);
|
|
let _ = result.send(path);
|
|
Ok(())
|
|
}
|
|
|
|
fn get_tree(
|
|
conn: &Connection,
|
|
room: String,
|
|
root: Snowflake,
|
|
result: oneshot::Sender<Tree<SmallMessage>>,
|
|
) -> rusqlite::Result<()> {
|
|
let msgs = conn
|
|
.prepare(
|
|
"
|
|
WITH RECURSIVE
|
|
tree (room, id) AS (
|
|
VALUES (?, ?)
|
|
UNION
|
|
SELECT euph_msgs.room, euph_msgs.id
|
|
FROM euph_msgs
|
|
JOIN tree
|
|
ON tree.room = euph_msgs.room
|
|
AND tree.id = euph_msgs.parent
|
|
)
|
|
SELECT id, parent, time, name, content, seen
|
|
FROM euph_msgs
|
|
JOIN tree USING (room, id)
|
|
ORDER BY id ASC
|
|
",
|
|
)?
|
|
.query_map(params![room, WSnowflake(root)], |row| {
|
|
Ok(SmallMessage {
|
|
id: row.get::<_, WSnowflake>(0)?.0,
|
|
parent: row.get::<_, Option<WSnowflake>>(1)?.map(|s| s.0),
|
|
time: row.get::<_, WTime>(2)?.0,
|
|
nick: row.get(3)?,
|
|
content: row.get(4)?,
|
|
seen: row.get(5)?,
|
|
})
|
|
})?
|
|
.collect::<rusqlite::Result<_>>()?;
|
|
let tree = Tree::new(root, msgs);
|
|
let _ = result.send(tree);
|
|
Ok(())
|
|
}
|
|
|
|
fn get_first_tree_id(
|
|
conn: &Connection,
|
|
room: String,
|
|
result: oneshot::Sender<Option<Snowflake>>,
|
|
) -> rusqlite::Result<()> {
|
|
let tree = conn
|
|
.prepare(
|
|
"
|
|
SELECT id
|
|
FROM euph_trees
|
|
WHERE room = ?
|
|
ORDER BY id ASC
|
|
LIMIT 1
|
|
",
|
|
)?
|
|
.query_row([room], |row| row.get::<_, WSnowflake>(0).map(|s| s.0))
|
|
.optional()?;
|
|
let _ = result.send(tree);
|
|
Ok(())
|
|
}
|
|
|
|
fn get_last_tree_id(
|
|
conn: &Connection,
|
|
room: String,
|
|
result: oneshot::Sender<Option<Snowflake>>,
|
|
) -> rusqlite::Result<()> {
|
|
let tree = conn
|
|
.prepare(
|
|
"
|
|
SELECT id
|
|
FROM euph_trees
|
|
WHERE room = ?
|
|
ORDER BY id DESC
|
|
LIMIT 1
|
|
",
|
|
)?
|
|
.query_row([room], |row| row.get::<_, WSnowflake>(0).map(|s| s.0))
|
|
.optional()?;
|
|
let _ = result.send(tree);
|
|
Ok(())
|
|
}
|
|
|
|
fn get_prev_tree_id(
|
|
conn: &Connection,
|
|
room: String,
|
|
root: Snowflake,
|
|
result: oneshot::Sender<Option<Snowflake>>,
|
|
) -> rusqlite::Result<()> {
|
|
let tree = conn
|
|
.prepare(
|
|
"
|
|
SELECT id
|
|
FROM euph_trees
|
|
WHERE room = ?
|
|
AND id < ?
|
|
ORDER BY id DESC
|
|
LIMIT 1
|
|
",
|
|
)?
|
|
.query_row(params![room, WSnowflake(root)], |row| {
|
|
row.get::<_, WSnowflake>(0).map(|s| s.0)
|
|
})
|
|
.optional()?;
|
|
let _ = result.send(tree);
|
|
Ok(())
|
|
}
|
|
|
|
fn get_next_tree_id(
|
|
conn: &Connection,
|
|
room: String,
|
|
root: Snowflake,
|
|
result: oneshot::Sender<Option<Snowflake>>,
|
|
) -> rusqlite::Result<()> {
|
|
let tree = conn
|
|
.prepare(
|
|
"
|
|
SELECT id
|
|
FROM euph_trees
|
|
WHERE room = ?
|
|
AND id > ?
|
|
ORDER BY id ASC
|
|
LIMIT 1
|
|
",
|
|
)?
|
|
.query_row(params![room, WSnowflake(root)], |row| {
|
|
row.get::<_, WSnowflake>(0).map(|s| s.0)
|
|
})
|
|
.optional()?;
|
|
let _ = result.send(tree);
|
|
Ok(())
|
|
}
|
|
|
|
fn get_oldest_msg_id(
|
|
conn: &Connection,
|
|
room: String,
|
|
result: oneshot::Sender<Option<Snowflake>>,
|
|
) -> rusqlite::Result<()> {
|
|
let tree = conn
|
|
.prepare(
|
|
"
|
|
SELECT id
|
|
FROM euph_msgs
|
|
WHERE room = ?
|
|
ORDER BY id ASC
|
|
LIMIT 1
|
|
",
|
|
)?
|
|
.query_row([room], |row| row.get::<_, WSnowflake>(0).map(|s| s.0))
|
|
.optional()?;
|
|
let _ = result.send(tree);
|
|
Ok(())
|
|
}
|
|
|
|
fn get_newest_msg_id(
|
|
conn: &Connection,
|
|
room: String,
|
|
result: oneshot::Sender<Option<Snowflake>>,
|
|
) -> rusqlite::Result<()> {
|
|
let tree = conn
|
|
.prepare(
|
|
"
|
|
SELECT id
|
|
FROM euph_msgs
|
|
WHERE room = ?
|
|
ORDER BY id DESC
|
|
LIMIT 1
|
|
",
|
|
)?
|
|
.query_row([room], |row| row.get::<_, WSnowflake>(0).map(|s| s.0))
|
|
.optional()?;
|
|
let _ = result.send(tree);
|
|
Ok(())
|
|
}
|
|
|
|
fn get_older_msg_id(
|
|
conn: &Connection,
|
|
room: String,
|
|
id: Snowflake,
|
|
result: oneshot::Sender<Option<Snowflake>>,
|
|
) -> rusqlite::Result<()> {
|
|
let tree = conn
|
|
.prepare(
|
|
"
|
|
SELECT id
|
|
FROM euph_msgs
|
|
WHERE room = ?
|
|
AND id < ?
|
|
ORDER BY id DESC
|
|
LIMIT 1
|
|
",
|
|
)?
|
|
.query_row(params![room, WSnowflake(id)], |row| {
|
|
row.get::<_, WSnowflake>(0).map(|s| s.0)
|
|
})
|
|
.optional()?;
|
|
let _ = result.send(tree);
|
|
Ok(())
|
|
}
|
|
|
|
fn get_newer_msg_id(
|
|
conn: &Connection,
|
|
room: String,
|
|
id: Snowflake,
|
|
result: oneshot::Sender<Option<Snowflake>>,
|
|
) -> rusqlite::Result<()> {
|
|
let tree = conn
|
|
.prepare(
|
|
"
|
|
SELECT id
|
|
FROM euph_msgs
|
|
WHERE room = ?
|
|
AND id > ?
|
|
ORDER BY id ASC
|
|
LIMIT 1
|
|
",
|
|
)?
|
|
.query_row(params![room, WSnowflake(id)], |row| {
|
|
row.get::<_, WSnowflake>(0).map(|s| s.0)
|
|
})
|
|
.optional()?;
|
|
let _ = result.send(tree);
|
|
Ok(())
|
|
}
|
|
|
|
fn get_oldest_unseen_msg_id(
|
|
conn: &Connection,
|
|
room: String,
|
|
result: oneshot::Sender<Option<Snowflake>>,
|
|
) -> rusqlite::Result<()> {
|
|
let tree = conn
|
|
.prepare(
|
|
"
|
|
SELECT id
|
|
FROM euph_msgs
|
|
WHERE room = ?
|
|
AND NOT seen
|
|
ORDER BY id ASC
|
|
LIMIT 1
|
|
",
|
|
)?
|
|
.query_row([room], |row| row.get::<_, WSnowflake>(0).map(|s| s.0))
|
|
.optional()?;
|
|
let _ = result.send(tree);
|
|
Ok(())
|
|
}
|
|
|
|
fn get_newest_unseen_msg_id(
|
|
conn: &Connection,
|
|
room: String,
|
|
result: oneshot::Sender<Option<Snowflake>>,
|
|
) -> rusqlite::Result<()> {
|
|
let tree = conn
|
|
.prepare(
|
|
"
|
|
SELECT id
|
|
FROM euph_msgs
|
|
WHERE room = ?
|
|
AND NOT seen
|
|
ORDER BY id DESC
|
|
LIMIT 1
|
|
",
|
|
)?
|
|
.query_row([room], |row| row.get::<_, WSnowflake>(0).map(|s| s.0))
|
|
.optional()?;
|
|
let _ = result.send(tree);
|
|
Ok(())
|
|
}
|
|
|
|
fn get_older_unseen_msg_id(
|
|
conn: &Connection,
|
|
room: String,
|
|
id: Snowflake,
|
|
result: oneshot::Sender<Option<Snowflake>>,
|
|
) -> rusqlite::Result<()> {
|
|
let tree = conn
|
|
.prepare(
|
|
"
|
|
SELECT id
|
|
FROM euph_msgs
|
|
WHERE room = ?
|
|
AND NOT seen
|
|
AND id < ?
|
|
ORDER BY id DESC
|
|
LIMIT 1
|
|
",
|
|
)?
|
|
.query_row(params![room, WSnowflake(id)], |row| {
|
|
row.get::<_, WSnowflake>(0).map(|s| s.0)
|
|
})
|
|
.optional()?;
|
|
let _ = result.send(tree);
|
|
Ok(())
|
|
}
|
|
|
|
fn get_newer_unseen_msg_id(
|
|
conn: &Connection,
|
|
room: String,
|
|
id: Snowflake,
|
|
result: oneshot::Sender<Option<Snowflake>>,
|
|
) -> rusqlite::Result<()> {
|
|
let tree = conn
|
|
.prepare(
|
|
"
|
|
SELECT id
|
|
FROM euph_msgs
|
|
WHERE room = ?
|
|
AND NOT seen
|
|
AND id > ?
|
|
ORDER BY id ASC
|
|
LIMIT 1
|
|
",
|
|
)?
|
|
.query_row(params![room, WSnowflake(id)], |row| {
|
|
row.get::<_, WSnowflake>(0).map(|s| s.0)
|
|
})
|
|
.optional()?;
|
|
let _ = result.send(tree);
|
|
Ok(())
|
|
}
|
|
|
|
fn get_unseen_msgs_count(
|
|
conn: &Connection,
|
|
room: String,
|
|
result: oneshot::Sender<usize>,
|
|
) -> rusqlite::Result<()> {
|
|
let amount = conn
|
|
.prepare(
|
|
"
|
|
SELECT amount
|
|
FROM euph_unseen_counts
|
|
WHERE room = ?
|
|
",
|
|
)?
|
|
.query_row(params![room], |row| row.get(0))
|
|
.optional()?
|
|
.unwrap_or(0);
|
|
let _ = result.send(amount);
|
|
Ok(())
|
|
}
|
|
|
|
fn set_seen(
|
|
conn: &Connection,
|
|
room: String,
|
|
id: Snowflake,
|
|
seen: bool,
|
|
) -> rusqlite::Result<()> {
|
|
conn.execute(
|
|
"
|
|
UPDATE euph_msgs
|
|
SET seen = :seen
|
|
WHERE room = :room
|
|
AND id = :id
|
|
",
|
|
named_params! { ":room": room, ":id": WSnowflake(id), ":seen": seen },
|
|
)?;
|
|
Ok(())
|
|
}
|
|
|
|
fn set_older_seen(
|
|
conn: &Connection,
|
|
room: String,
|
|
id: Snowflake,
|
|
seen: bool,
|
|
) -> rusqlite::Result<()> {
|
|
conn.execute(
|
|
"
|
|
UPDATE euph_msgs
|
|
SET seen = :seen
|
|
WHERE room = :room
|
|
AND id <= :id
|
|
AND seen != :seen
|
|
",
|
|
named_params! { ":room": room, ":id": WSnowflake(id), ":seen": seen },
|
|
)?;
|
|
Ok(())
|
|
}
|
|
|
|
fn get_chunk_at_offset(
|
|
conn: &Connection,
|
|
room: String,
|
|
amount: usize,
|
|
offset: usize,
|
|
result: oneshot::Sender<Vec<Message>>,
|
|
) -> rusqlite::Result<()> {
|
|
let mut query = conn.prepare(
|
|
"
|
|
SELECT
|
|
id, parent, previous_edit_id, time, content, encryption_key_id, edited, deleted, truncated,
|
|
user_id, name, server_id, server_era, session_id, is_staff, is_manager, client_address, real_client_address
|
|
FROM euph_msgs
|
|
WHERE room = ?
|
|
ORDER BY id ASC
|
|
LIMIT ?
|
|
OFFSET ?
|
|
",
|
|
)?;
|
|
|
|
let messages = query
|
|
.query_map(params![room, amount, offset], |row| {
|
|
Ok(Message {
|
|
id: row.get::<_, WSnowflake>(0)?.0,
|
|
parent: row.get::<_, Option<WSnowflake>>(1)?.map(|s| s.0),
|
|
previous_edit_id: row.get::<_, Option<WSnowflake>>(2)?.map(|s| s.0),
|
|
time: row.get::<_, WTime>(3)?.0,
|
|
content: row.get(4)?,
|
|
encryption_key_id: row.get(5)?,
|
|
edited: row.get::<_, Option<WTime>>(6)?.map(|t| t.0),
|
|
deleted: row.get::<_, Option<WTime>>(7)?.map(|t| t.0),
|
|
truncated: row.get(8)?,
|
|
sender: SessionView {
|
|
id: UserId(row.get(9)?),
|
|
name: row.get(10)?,
|
|
server_id: row.get(11)?,
|
|
server_era: row.get(12)?,
|
|
session_id: row.get(13)?,
|
|
is_staff: row.get(14)?,
|
|
is_manager: row.get(15)?,
|
|
client_address: row.get(16)?,
|
|
real_client_address: row.get(17)?,
|
|
},
|
|
})
|
|
})?
|
|
.collect::<rusqlite::Result<_>>()?;
|
|
let _ = result.send(messages);
|
|
Ok(())
|
|
}
|
|
}
|