Implement the video adapter to retrieve the root folder content.

backend/exposition/src/video/handler.rs

@@ -1,7 +1,12 @@
-use actix_web::{get, HttpResponse, Responder};
+use std::sync::Arc;
+use actix_web::{get, web, HttpResponse, Responder};
 use tokio::fs::File;
 use tokio_util::codec::{BytesCodec, FramedRead};
 use futures_util::stream::StreamExt;
+use lumiere_application::video::service::VideoService;
+use lumiere_domain::video::error::VideoError;
+use lumiere_domain::video::model::library_item::LibraryItem;
+use crate::video::model::LibraryItemDto;
 
 #[get("/download")]
 pub async fn download_file() -> impl Responder {
@@ -14,4 +19,19 @@ pub async fn download_file() -> impl Responder {
                 yield chunk.map(|bytes| bytes.freeze());
             }
         })
+}
+
+#[get("/library")]
+pub async fn get_root_folder_content(
+    video_service: web::Data<Arc<VideoService>>
+) -> impl Responder {
+    match video_service.list_root_folder() {
+        Ok(library_items) => {
+            let result: Vec<LibraryItemDto> = library_items.iter()
+                .map(LibraryItemDto::new)
+                .collect();
+            HttpResponse::Ok().json(result)
+        }
+        Err(_) => HttpResponse::InternalServerError().finish()
+    }
 }