feat(web): add users active search

gpodder/src/models.rs

@@ -72,3 +72,8 @@ pub struct Page {
     pub page: u32,
     pub per_page: u32,
 }
+
+#[derive(Clone, Debug, PartialEq, Eq, Default)]
+pub struct UserFilter {
+    pub username: Option<String>,
+}

gpodder/src/repository/admin.rs

@@ -7,7 +7,11 @@ pub struct AdminRepository<'a> {
 }
 
 impl<'a> AdminRepository<'a> {
-    pub fn paginated_users(&self, page: Page) -> Result<Vec<models::User>, AuthErr> {
-        self.store.paginated_users(page)
+    pub fn paginated_users(
+        &self,
+        page: Page,
+        filter: &models::UserFilter,
+    ) -> Result<Vec<models::User>, AuthErr> {
+        self.store.paginated_users(page, filter)
     }
 }

gpodder/src/store.rs

@@ -66,7 +66,7 @@ pub trait GpodderAuthStore {
     fn remove_old_sessions(&self, min_last_seen: DateTime<Utc>) -> Result<usize, AuthErr>;
 
     /// Return the given page of users, ordered by username
-    fn paginated_users(&self, page: Page) -> Result<Vec<User>, AuthErr>;
+    fn paginated_users(&self, page: Page, filter: &UserFilter) -> Result<Vec<User>, AuthErr>;
 }
 
 pub trait GpodderDeviceStore {

gpodder_sqlite/src/repository/auth.rs

@@ -143,16 +143,31 @@ impl gpodder::GpodderAuthStore for SqliteRepository {
         .map_err(AuthErr::from)
     }
 
-    fn paginated_users(&self, page: gpodder::Page) -> Result<Vec<gpodder::User>, AuthErr> {
-        Ok(users::table
-            .select(User::as_select())
-            .order(users::username.asc())
-            .offset((page.page * page.per_page) as i64)
-            .limit(page.per_page as i64)
-            .get_results(&mut self.pool.get().map_err(DbError::from)?)
-            .map_err(DbError::from)?
-            .into_iter()
-            .map(gpodder::User::from)
-            .collect())
+    fn paginated_users(
+        &self,
+        page: gpodder::Page,
+        filter: &gpodder::UserFilter,
+    ) -> Result<Vec<gpodder::User>, AuthErr> {
+        (|| {
+            let mut query = users::table
+                .select(User::as_select())
+                .order(users::username.asc())
+                .offset((page.page * page.per_page) as i64)
+                .limit(page.per_page as i64)
+                .into_boxed();
+
+            if let Some(username) = &filter.username {
+                // Case insensitive by default for SQLite
+                query = query.filter(users::username.like(format!("%{username}%")));
+            }
+
+            Ok::<_, DbError>(
+                query
+                    .load_iter(&mut self.pool.get()?)?
+                    .map(|res| res.map(gpodder::User::from))
+                    .collect::<Result<Vec<_>, _>>()?,
+            )
+        })()
+        .map_err(AuthErr::from)
     }
 }

otter/src/server/web/users.rs

@@ -4,6 +4,7 @@ use axum::{
     http::HeaderMap,
     routing::{delete, get},
 };
+use serde::Deserialize;
 
 use crate::{
     server::{
@@ -22,22 +23,46 @@ pub fn router(ctx: Context) -> Router<Context> {
         ))
 }
 
-pub async fn get_users(
+#[derive(Deserialize, Clone)]
+struct UserFilter {
+    username: Option<String>,
+}
+
+impl From<UserFilter> for gpodder::UserFilter {
+    fn from(value: UserFilter) -> Self {
+        Self {
+            username: value.username,
+        }
+    }
+}
+
+impl ToQuery for UserFilter {
+    fn to_query(self) -> crate::web::Query {
+        crate::web::Query::default().opt_parameter("username", self.username)
+    }
+}
+
+async fn get_users(
     State(ctx): State<Context>,
     headers: HeaderMap,
     Extension(session): Extension<gpodder::Session>,
     Query(page): Query<super::Pagination>,
+    Query(filter): Query<UserFilter>,
 ) -> AppResult<TemplateResponse<Page<View>>> {
     let next_page = page.next_page();
+    let filter_clone = filter.clone();
+
     let user_id = session.user.id;
     let users = tokio::task::spawn_blocking(move || {
-        ctx.store.admin(&session.user)?.paginated_users(page.into())
+        ctx.store
+            .admin(&session.user)?
+            .paginated_users(page.into(), &filter.into())
     })
     .await
     .unwrap()?;
 
-    let next_page_query =
-        (users.len() == next_page.per_page as usize).then_some(next_page.to_query());
+    let next_page_query = (users.len() == next_page.per_page as usize)
+        .then_some(next_page.to_query().join(filter_clone));
 
     Ok(View::Users(users, user_id, next_page_query)
         .page(&headers)

otter/src/web/query.rs

@@ -23,6 +23,15 @@ impl Query {
 
         self
     }
+
+    /// Convenience method for adding possibly empty parameter values from options
+    pub fn opt_parameter(self, key: impl ToString, value: Option<impl ToString>) -> Self {
+        if let Some(value) = value {
+            self.parameter(key, value)
+        } else {
+            self
+        }
+    }
 }
 
 /// Allows objects to be converted into queries

otter/src/web/templates/views/users.html

@@ -1,15 +1,24 @@
 <h1>Users</h1>
 
-<table>
+<input 
+    type="text" id="username" name="username"
+    hx-get="/users"
+    hx-target="#users > tbody"
+    hx-swap="innerHTML"
+    hx-select="table > tbody > tr"
+    hx-trigger="input changed delay:500ms"
+    placeholder="Search..."
+/>
+<table id="users">
     <thead>
         <th>Username</th>
     </thead>
     <tbody>
-        {% for user in users %}
+        {%- for user in users %}
         <tr>
             <th>{{ user.username }}</th>
         </tr>
-        {% endfor %}
+        {% endfor -%}
 
         {%- if next_page_query %}
         <tr