paginate logs

src/logs.rs

@@ -33,10 +33,17 @@ impl LogEntry {
         ))?;
         Ok(log)
     }
-    pub fn get_all(conn: &Connection) -> Result<Vec<LogEntry>, DatabaseError> {
+    pub fn total_count(conn: &Connection) -> Result<i64, DatabaseError> {
+        Ok(conn.query_row("SELECT COUNT(*) FROM logs", (), |r| r.get(0))?)
+    }
+    pub fn get_chronological_offset(
+        conn: &Connection,
+        offset: i64,
+        limit: i64,
+    ) -> Result<Vec<LogEntry>, DatabaseError> {
         Ok(conn
-            .prepare("SELECT id, actor, target, actiontype, payload FROM logs ORDER BY id DESC")?
-            .query_map((), |r| {
+            .prepare("SELECT id, actor, target, actiontype, payload FROM logs ORDER BY id DESC LIMIT ?1 OFFSET ?2")?
+            .query_map((limit, offset), |r| {
                 let payload: String = r.get(4)?;
                 Ok(LogEntry {
                     id: r.get(0)?,