add notes

src/model/activity.rs

@@ -1,5 +1,6 @@
 use std::ops::DerefMut;
 
+use super::user::User;
 use chrono::NaiveDateTime;
 use serde::{Deserialize, Serialize};
 use sqlx::{FromRow, Sqlite, SqlitePool, Transaction};
@@ -51,4 +52,21 @@ impl Activity {
         Self::create_with_tx(&mut tx, text, relevant_for, keep_until).await;
         tx.commit().await.unwrap();
     }
+
+    pub async fn for_user(db: &SqlitePool, user: &User) -> Vec<Activity> {
+        let user_str = format!("user-{};", user.id);
+        sqlx::query_as!(
+            Self,
+            "
+SELECT id, created_at, text, relevant_for, keep_until FROM activity
+WHERE 
+  relevant_for like CONCAT('%', ?, '%')
+ORDER BY created_at DESC;
+            ",
+            user_str
+        )
+        .fetch_all(db)
+        .await
+        .unwrap()
+    }
 }