gitdataai/libs/room/src/search.rs
2026-04-14 19:02:01 +08:00

285 lines
10 KiB
Rust

use crate::error::RoomError;
use crate::service::RoomService;
use crate::ws_context::WsUserContext;
use chrono::Utc;
use models::rooms::{room_message, room_message_reaction};
use models::{DateTimeUtc, MessageId, RoomId, RoomThreadId, Seq, UserId};
use sea_orm::*;
use uuid::Uuid;
impl RoomService {
pub async fn room_message_search(
&self,
room_id: Uuid,
query: &str,
limit: Option<u64>,
offset: Option<u64>,
ctx: &WsUserContext,
) -> Result<super::MessageSearchResponse, RoomError> {
let user_id = ctx.user_id;
self.require_room_member(room_id, user_id).await?;
if query.trim().is_empty() {
return Ok(super::MessageSearchResponse {
messages: Vec::new(),
total: 0,
});
}
let limit = std::cmp::min(limit.unwrap_or(20), 100);
let offset = offset.unwrap_or(0);
// PostgreSQL full-text search via raw SQL with parameterized query.
// plainto_tsquery('simple', $1) is injection-safe — it treats input as text.
let sql = r#"
SELECT id, seq, room, sender_type, sender_id, thread, in_reply_to,
content, content_type, edited_at, send_at, revoked, revoked_by
FROM room_message
WHERE room = $1
AND content_tsv @@ plainto_tsquery('simple', $2)
AND revoked IS NULL
ORDER BY send_at DESC
LIMIT $3 OFFSET $4"#;
let stmt = Statement::from_sql_and_values(
DbBackend::Postgres,
sql,
vec![
room_id.into(),
query.trim().into(),
limit.into(),
offset.into(),
],
);
let rows: Vec<room_message::Model> = self
.db
.query_all_raw(stmt)
.await?
.into_iter()
.map(|row| {
let sender_type = row
.try_get::<String>("", "sender_type")
.map(|s| match s.as_str() {
"admin" => models::rooms::MessageSenderType::Admin,
"owner" => models::rooms::MessageSenderType::Owner,
"ai" => models::rooms::MessageSenderType::Ai,
"system" => models::rooms::MessageSenderType::System,
"tool" => models::rooms::MessageSenderType::Tool,
"guest" => models::rooms::MessageSenderType::Guest,
_ => models::rooms::MessageSenderType::Member,
})
.unwrap_or(models::rooms::MessageSenderType::Member);
let content_type = row
.try_get::<String>("", "content_type")
.map(|s| match s.as_str() {
"image" => models::rooms::MessageContentType::Image,
"audio" => models::rooms::MessageContentType::Audio,
"video" => models::rooms::MessageContentType::Video,
"file" => models::rooms::MessageContentType::File,
_ => models::rooms::MessageContentType::Text,
})
.unwrap_or(models::rooms::MessageContentType::Text);
room_message::Model {
id: row.try_get::<MessageId>("", "id").unwrap_or_default(),
seq: row.try_get::<Seq>("", "seq").unwrap_or_default(),
room: row.try_get::<RoomId>("", "room").unwrap_or_default(),
sender_type,
sender_id: row
.try_get::<Option<UserId>>("", "sender_id")
.ok()
.flatten(),
thread: row
.try_get::<Option<RoomThreadId>>("", "thread")
.ok()
.flatten(),
in_reply_to: row
.try_get::<Option<MessageId>>("", "in_reply_to")
.ok()
.flatten(),
content: row.try_get::<String>("", "content").unwrap_or_default(),
content_type,
edited_at: row
.try_get::<Option<DateTimeUtc>>("", "edited_at")
.ok()
.flatten(),
send_at: row
.try_get::<DateTimeUtc>("", "send_at")
.unwrap_or_default(),
revoked: row
.try_get::<Option<DateTimeUtc>>("", "revoked")
.ok()
.flatten(),
revoked_by: row
.try_get::<Option<UserId>>("", "revoked_by")
.ok()
.flatten(),
content_tsv: None,
}
})
.collect();
// Efficient COUNT query.
let count_sql = r#"
SELECT COUNT(*) AS count
FROM room_message
WHERE room = $1
AND content_tsv @@ plainto_tsquery('simple', $2)
AND revoked IS NULL"#;
let count_stmt = Statement::from_sql_and_values(
DbBackend::Postgres,
count_sql,
vec![room_id.into(), query.trim().into()],
);
let count_row = self.db.query_one_raw(count_stmt).await?;
let total: i64 = count_row
.and_then(|r| r.try_get::<i64>("", "count").ok())
.unwrap_or(0);
let response_messages = self.build_messages_with_display_names(rows).await;
Ok(super::MessageSearchResponse {
messages: response_messages,
total,
})
}
pub async fn room_message_reaction_list(
&self,
room_id: Uuid,
message_id: Uuid,
ctx: &WsUserContext,
) -> Result<super::MessageReactionsResponse, RoomError> {
let user_id = ctx.user_id;
self.require_room_member(room_id, user_id).await?;
let _msg = room_message::Entity::find_by_id(message_id)
.one(&self.db)
.await?
.ok_or_else(|| RoomError::NotFound("Message not found".to_string()))?;
self.get_message_reactions(message_id, Some(user_id)).await
}
pub async fn room_message_reaction_toggle(
&self,
room_id: Uuid,
message_id: Uuid,
emoji: String,
ctx: &WsUserContext,
) -> Result<super::MessageReactionsResponse, RoomError> {
let user_id = ctx.user_id;
self.require_room_member(room_id, user_id).await?;
if emoji.is_empty() || emoji.len() > 50 {
return Err(RoomError::BadRequest("Invalid emoji format".to_string()));
}
if let Some(existing) = room_message_reaction::Entity::find()
.filter(room_message_reaction::Column::Room.eq(room_id))
.filter(room_message_reaction::Column::Message.eq(message_id))
.filter(room_message_reaction::Column::User.eq(user_id))
.filter(room_message_reaction::Column::Emoji.eq(&emoji))
.one(&self.db)
.await?
{
room_message_reaction::Entity::delete_by_id(existing.id)
.exec(&self.db)
.await?;
} else {
room_message_reaction::ActiveModel {
id: Set(Uuid::now_v7()),
room: Set(room_id),
message: Set(message_id),
user: Set(user_id),
emoji: Set(emoji),
created_at: Set(Utc::now()),
}
.insert(&self.db)
.await?;
}
self.get_message_reactions(message_id, Some(user_id)).await
}
pub async fn room_message_edit_history(
&self,
room_id: Uuid,
message_id: Uuid,
ctx: &WsUserContext,
) -> Result<super::MessageEditHistoryResponse, RoomError> {
let user_id = ctx.user_id;
self.require_room_member(room_id, user_id).await?;
let _msg = room_message::Entity::find_by_id(message_id)
.one(&self.db)
.await?
.ok_or_else(|| RoomError::NotFound("Message not found".to_string()))?;
let history = models::rooms::room_message_edit_history::Entity::find()
.filter(models::rooms::room_message_edit_history::Column::Message.eq(message_id))
.order_by_asc(models::rooms::room_message_edit_history::Column::EditedAt)
.all(&self.db)
.await?;
let total_edits = history.len() as i64;
let entries: Vec<super::MessageEditHistoryEntry> = history
.into_iter()
.map(|h| super::MessageEditHistoryEntry {
old_content: h.old_content,
new_content: h.new_content,
edited_at: h.edited_at,
})
.collect();
Ok(super::MessageEditHistoryResponse {
message_id,
history: entries,
total_edits,
})
}
pub async fn room_member_leave(
&self,
room_id: Uuid,
ctx: &WsUserContext,
) -> Result<(), RoomError> {
let user_id = ctx.user_id;
let member = self
.find_room_member(room_id, user_id)
.await?
.ok_or_else(|| RoomError::NotFound("You are not a member of this room".to_string()))?;
if member.role.to_string() == "owner" {
return Err(RoomError::BadRequest(
"Owner cannot leave the room. Transfer ownership first.".to_string(),
));
}
models::rooms::room_member::Entity::delete_by_id((room_id, user_id))
.exec(&self.db)
.await?;
self.room_manager.unsubscribe(room_id, user_id).await;
let room = self.find_room_or_404(room_id).await?;
self.publish_room_event(
room.project,
super::RoomEventType::MemberRemoved,
Some(room_id),
None,
None,
None,
)
.await;
Ok(())
}
}