Add paginate

src/models/book.rs

@@ -72,19 +72,22 @@ impl BookOperator {
     }
 
     pub async fn list_paginate(&self, page: u64) -> Result<BooksPaginate, BookError> {
-        let page = if page > 0 { page - 1 } else { 0 };
+        let page = if page > 0 { page } else { 1 }; // keep 1-indexed
+        let page_0indexed = page - 1; // convert for SeaORM (0-based index)
 
         let book_pages = Entity::find()
             .order_by_desc(Column::Id)
-            .paginate(&self.state.db, 1);
+            .paginate(&self.state.db, 100);
 
-        let books = book_pages.fetch_page(page).await.context(DBSnafu)?;
-        let current_page = book_pages.cur_page();
+        let books = book_pages
+            .fetch_page(page_0indexed)
+            .await
+            .context(DBSnafu)?;
         let total_page = book_pages.num_pages().await.context(DBSnafu)?;
 
         Ok(BooksPaginate {
             books,
-            current_page,
+            current_page: page,
             total_page,
         })
     }

src/routes/book.rs

@@ -46,11 +46,10 @@ pub async fn index(
     State(state): State<AppState>,
     Query(pagination): Query<Pagination>,
 ) -> Result<impl axum::response::IntoResponse, AppStateError> {
-    let page: u64 = if let Some(page) = pagination.page {
-        page.try_into().unwrap()
-    } else {
-        1
-    };
+    let page: u64 = pagination
+        .page
+        .map(|p| p.max(1) as u64) // Minimum 1
+        .unwrap_or(1);
 
     let users = UserOperator::new(state.clone())
         .list()

templates/index.html

@@ -41,14 +41,15 @@
       </tbody>
     </table>
     
+    {% if total_page > 1 %}
       <nav aria-label="Page navigation">
         <ul class="pagination">
-        <li class="page-item {% if current_page == 1 %}disabled{% endif %}">
-          <a class="page-link" href="/?page={{ current_page - 1 }}">Prev</a>
+          <li class="page-item {% if current_page <= 1 %}disabled{% endif %}">
+            <a class="page-link" href="/?page={% if current_page > 1 %}{{ current_page - 1 }}{% else %}1{% endif %}">Prev</a>
           </li>
         
-        {% for page in (current_page - 1)..(current_page + 1) %}
-          {% if page >= 1 && page <= total_page %}
+          {% for page in 1..(total_page + 1) %}
+            {% if page >= current_page - 1 && page <= current_page + 1 %}
               <li class="page-item {% if page == current_page %}active{% endif %}">
                 <a class="page-link" href="/?page={{ page }}">{{ page }}</a>
               </li>
@@ -60,5 +61,6 @@
           </li>
         </ul>
       </nav>
+    {% endif %}
   {% endcall %}
 {% endblock %}