zhenyi
821537186e
- Reorganized import statements in adapter tests for better readability - Replaced or_insert_with(Vec::new) with or_default() in test closures - Updated Cargo.lock with new dependency versions and checksums - Added TLS features to tonic dependency configuration - Included sqlx, chrono, and uuid dependencies with specific features - Added jsonwebtoken and arc-swap as project dependencies - Reformatted assertion statements to comply with line length limits - Adjusted base64 import order in engine codec module - Updated protobuf include statement formatting
93 lines
2.8 KiB
Rust
93 lines
2.8 KiB
Rust
//! Per-user read state — maps to `message_read_state` table.
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//!
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//! Tracks the last message each user has read in each channel.
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//! Used for unread badges, "mark as read", and notification suppression.
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//! One row per (channel_id, user_id), upserted on each read.
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use chrono::{DateTime, Utc};
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use serde::{Deserialize, Serialize};
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use uuid::Uuid;
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/// A user's read progress in one channel.
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#[derive(Debug, Clone, Serialize, Deserialize, sqlx::FromRow)]
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pub struct MessageReadState {
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pub id: Uuid,
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pub channel_id: Uuid,
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pub user_id: Uuid,
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/// The last message id the user has read (cursor).
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pub last_read_message_id: Option<Uuid>,
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/// When the user last opened / scrolled through this channel.
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pub last_read_at: Option<DateTime<Utc>>,
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/// Total unread message count (denormalized for fast badge display).
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pub unread_count: i64,
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/// Total unread @mentions for this channel (denormalized).
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pub unread_mentions: i64,
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pub created_at: DateTime<Utc>,
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pub updated_at: DateTime<Utc>,
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}
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/// Summary of a user's read state for the client-side channel list.
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///
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/// Includes unread badge count and mention count for a single channel.
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#[derive(Debug, Clone, Serialize, Deserialize)]
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pub struct ReadStateSummary {
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pub channel_id: Uuid,
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pub unread_count: i64,
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pub unread_mentions: i64,
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pub has_unread: bool,
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}
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impl From<MessageReadState> for ReadStateSummary {
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fn from(s: MessageReadState) -> Self {
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Self {
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channel_id: s.channel_id,
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unread_count: s.unread_count,
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unread_mentions: s.unread_mentions,
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has_unread: s.unread_count > 0,
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}
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}
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}
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#[cfg(test)]
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mod tests {
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use super::*;
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#[test]
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fn test_read_state_summary_conversion() {
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let state = MessageReadState {
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id: Uuid::now_v7(),
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channel_id: Uuid::now_v7(),
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user_id: Uuid::now_v7(),
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last_read_message_id: None,
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last_read_at: None,
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unread_count: 5,
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unread_mentions: 2,
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created_at: Utc::now(),
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updated_at: Utc::now(),
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};
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let summary: ReadStateSummary = state.into();
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assert!(summary.has_unread);
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assert_eq!(summary.unread_count, 5);
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assert_eq!(summary.unread_mentions, 2);
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}
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#[test]
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fn test_read_state_summary_no_unread() {
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let state = MessageReadState {
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id: Uuid::now_v7(),
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channel_id: Uuid::now_v7(),
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user_id: Uuid::now_v7(),
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last_read_message_id: None,
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last_read_at: None,
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unread_count: 0,
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unread_mentions: 0,
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created_at: Utc::now(),
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updated_at: Utc::now(),
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};
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let summary: ReadStateSummary = state.into();
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assert!(!summary.has_unread);
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}
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}
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