feat: Implement pagination for user media retrieval and update related structures

libertas_api/src/schema.rs

@@ -2,6 +2,7 @@ use libertas_core::models::{
     Album, AlbumPermission, FaceRegion, Media, MediaBundle, MediaMetadata, Person,
     PersonPermission, Tag,
 };
+use libertas_core::schema::PaginatedResponse as CorePaginatedResponse;
 use serde::{Deserialize, Serialize};
 use uuid::Uuid;
 
@@ -246,3 +247,29 @@ pub struct PublicAlbumBundleResponse {
 pub struct MergePersonRequest {
     pub source_person_id: Uuid,
 }
+
+#[derive(Serialize)]
+pub struct PaginatedResponse<T> {
+    pub data: Vec<T>,
+    pub page: u32,
+    pub limit: u32,
+    pub total_items: i64,
+    pub total_pages: u32,
+    pub has_next_page: bool,
+    pub has_prev_page: bool,
+}
+
+pub fn map_paginated_response<T, U>(core_response: CorePaginatedResponse<T>) -> PaginatedResponse<U>
+where
+    U: From<T>,
+{
+    PaginatedResponse {
+        data: core_response.data.into_iter().map(U::from).collect(),
+        page: core_response.page,
+        limit: core_response.limit,
+        total_items: core_response.total_items,
+        total_pages: core_response.total_pages,
+        has_next_page: core_response.has_next_page,
+        has_prev_page: core_response.has_prev_page,
+    }
+}