From c3806f49baf5de25b3726f0b6f55b49bed53bf2c Mon Sep 17 00:00:00 2001
From: Florian THIERRY <florian.thierry@protonmail.com>
Date: Sun, 19 Jul 2026 21:43:29 +0200
Subject: [PATCH] WIP4

---
 .../infrastructure/src/video/repository.rs    | 34 +++++++++++++++++--
 1 file changed, 31 insertions(+), 3 deletions(-)

diff --git a/backend/infrastructure/src/video/repository.rs b/backend/infrastructure/src/video/repository.rs
index 7a437a3..a6dc2be 100644
--- a/backend/infrastructure/src/video/repository.rs
+++ b/backend/infrastructure/src/video/repository.rs
@@ -153,9 +153,37 @@ impl LibraryItemSqliteRepository {
 
         let raw_data = rows.map(Self::map_to_raw_entity).collect::<Vec<LibraryItemRawEntity>>()?;
 
-
-
-        Ok(None)
+        // Build a map of id to LibraryItemEntity for quick lookup
+        let mut entity_map: std::collections::HashMap<Uuid, LibraryItemEntity> = std::collections::HashMap::new();
+        
+        // First pass: create all entities without parent relationships
+        for raw_entity in &raw_data {
+            let entity = LibraryItemEntity {
+                id: raw_entity.id.clone(),
+                name: raw_entity.name.clone(),
+                r#type: raw_entity.r#type,
+                parent_folder_id: None, // Will be set in second pass
+            };
+            entity_map.insert(raw_entity.id.clone(), entity);
+        }
+        
+        // Second pass: set up parent-child relationships
+        for raw_entity in &raw_data {
+            if let Some(parent_id) = &raw_entity.parent_item_id {
+                if let Some(child_entity) = entity_map.get_mut(&raw_entity.id) {
+                    if let Some(parent_entity) = entity_map.get(parent_id) {
+                        child_entity.parent_folder_id = Some(Box::new(parent_entity.clone()));
+                    }
+                }
+            }
+        }
+        
+        // Find the requested item and return it with its full hierarchy
+        if let Some(entity) = entity_map.get(library_item_id) {
+            Ok(Some(entity.clone()))
+        } else {
+            Ok(None)
+        }
     }
 
     fn map_to_raw_entity(row: &Row) -> Result<LibraryItemRawEntity, Error> {