added pagination to a given authors page

backend/public/src/routes/comments.rs

@@ -1,6 +1,13 @@
-use crate::{datasources::comments::CommentsDatasource, state::AppState, utils::datetime::*};
+use crate::{
+    datasources::comments::CommentsDatasource,
+    state::AppState,
+    utils::{
+        datetime::*,
+        pagination::{Pagination, PaginationQuery},
+    },
+};
 use axum::{
-    extract::{Path, State},
+    extract::{Path, Query, State},
     http::StatusCode,
     response::IntoResponse,
     routing::{get, post},
@@ -21,13 +28,6 @@ pub struct CommentInputPayload {
 pub struct CommentPathParams {
     id: i32,
 }
-
-#[derive(Deserialize, Serialize)]
-pub struct Pagination {
-    pub page_number: i64,
-    pub page_size: i64,
-}
-
 #[derive(sqlx::FromRow, Deserialize, Serialize, Debug, Clone)]
 pub struct Comment {
     pub comment_id: i32,
@@ -43,9 +43,9 @@ impl CommentsRoute {
     pub fn routes(app_state: &AppState) -> axum::Router {
         // add more comment routes here!
         axum::Router::new()
-            .route("/post/:id", get(CommentsRoute::get_post_comments))
-            .route("/add", post(CommentsRoute::insert_comment))
-            .route("/index", get(CommentsRoute::get_comments_index))
+            .route("/comments/post/{id}", get(CommentsRoute::get_post_comments))
+            .route("/comments/add", post(CommentsRoute::insert_comment))
+            .route("/comments/index", get(CommentsRoute::get_comments_index))
             .with_state(app_state.clone())
     }
 
@@ -96,8 +96,13 @@ impl CommentsRoute {
 
     async fn get_comments_index(
         State(app_state): State<AppState>,
-        Json(pagination): Json<Pagination>,
+        Query(query): Query<PaginationQuery>,
     ) -> impl IntoResponse {
+        let pagination = Pagination {
+            page: query.page.unwrap_or(1),
+            limit: query.limit.unwrap_or(12),
+        };
+
         let state = app_state.lock().await;
 
         match CommentsDatasource::get_index_comments(&state.database, pagination).await {
@@ -106,3 +111,5 @@ impl CommentsRoute {
         }
     }
 }
+
+