73 lines
2.3 KiB
Rust
73 lines
2.3 KiB
Rust
//! Persistence Manager - handles SQLite storage outside Bevy
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use rusqlite::{Connection, OptionalExtension};
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use std::sync::{Arc, Mutex};
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use crate::networking::{Session, SessionId};
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pub struct PersistenceManager {
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conn: Arc<Mutex<Connection>>,
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}
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impl PersistenceManager {
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pub fn new(db_path: &str) -> Self {
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let conn = Connection::open(db_path).expect("Failed to open database");
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// Schema is handled by the migration system in persistence/migrations
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// No hardcoded schema creation here
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Self {
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conn: Arc::new(Mutex::new(conn)),
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}
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}
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pub fn save_session(&self, session: &Session) -> anyhow::Result<()> {
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let conn = self.conn.lock().unwrap();
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// Schema from migration 004: id (BLOB), code, name, created_at, last_active, entity_count, state, secret
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conn.execute(
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"INSERT OR REPLACE INTO sessions (id, code, state, created_at, last_active, entity_count)
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VALUES (?1, ?2, ?3, ?4, ?5, ?6)",
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(
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session.id.as_uuid().as_bytes(), // id is BLOB in migration 004
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session.id.to_code(), // code is the text representation
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format!("{:?}", session.state),
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session.created_at,
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session.last_active,
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0, // entity_count default
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),
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)?;
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Ok(())
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}
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pub fn load_last_active_session(&self) -> anyhow::Result<Option<Session>> {
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let conn = self.conn.lock().unwrap();
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// Query for the most recently active session
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// Schema from migration 004: uses last_active (not last_active_at)
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let mut stmt = conn.prepare(
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"SELECT code, state, created_at, last_active
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FROM sessions
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ORDER BY last_active DESC
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LIMIT 1"
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)?;
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let session = stmt.query_row([], |row| {
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let code: String = row.get(0)?;
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let _state: String = row.get(1)?;
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let _created_at: i64 = row.get(2)?;
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let _last_active: i64 = row.get(3)?;
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// Parse session ID from code
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if let Ok(session_id) = SessionId::from_code(&code) {
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Ok(Some(Session::new(session_id)))
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} else {
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Ok(None)
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}
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}).optional()?;
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Ok(session.flatten())
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}
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}
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