refactor: extract storage key conventions into WrapUpStorage

crates/application/src/wrapup/delete.rs

@@ -2,18 +2,17 @@ use domain::errors::DomainError;
 use domain::value_objects::WrapUpId;
 
 use crate::context::AppContext;
+use crate::wrapup::storage::WrapUpStorage;
 
 pub async fn execute(ctx: &AppContext, id: WrapUpId) -> Result<(), DomainError> {
-    let record = ctx
-        .repos
+    ctx.repos
         .wrapup_repo
         .get_by_id(&id)
         .await?
         .ok_or_else(|| DomainError::NotFound("wrap-up not found".into()))?;
 
-    let wrapup_key = format!("wrapups/{}", id.value());
-    let video_key = format!("{wrapup_key}/video.mp4");
-    let _ = ctx.services.image_storage.delete(&video_key).await;
+    let storage = WrapUpStorage::new(ctx.services.image_storage.clone());
+    let _ = storage.delete_video(&id).await;
 
-    ctx.repos.wrapup_repo.delete(&record.id).await
+    ctx.repos.wrapup_repo.delete(&id).await
 }

crates/application/src/wrapup/handle_requested.rs

@@ -1,5 +1,5 @@
 use crate::context::AppContext;
-use crate::wrapup::{compute, queries::ComputeWrapUpQuery};
+use crate::wrapup::{compute, queries::ComputeWrapUpQuery, storage::WrapUpStorage};
 use domain::errors::DomainError;
 use domain::events::DomainEvent;
 use domain::models::wrapup::{DateRange, WrapUpScope, WrapUpStatus};
@@ -48,26 +48,18 @@ pub async fn execute(
                 .await?;
 
             if let Some(ref renderer) = ctx.services.video_renderer {
-                let poster_images = resolve_images(ctx, &report.poster_paths, "poster").await;
-                let cast_keys: Vec<String> = report
-                    .top_cast_profile_paths
-                    .iter()
-                    .map(|p| format!("cast{p}"))
-                    .collect();
-                let cast_images = resolve_images(ctx, &cast_keys, "cast").await;
+                let asset_storage = WrapUpStorage::new(ctx.services.image_storage.clone());
+                let poster_images = asset_storage.resolve_poster_images(&report.poster_paths).await;
+                let cast_images = asset_storage
+                    .resolve_cast_images(&report.top_cast_profile_paths)
+                    .await;
                 let assets = VideoRenderAssets {
                     poster_images,
                     cast_images,
                 };
                 match renderer.render(&report, assets).await {
                     Ok(video_bytes) => {
-                        let video_key = format!("wrapups/{}/video.mp4", wrapup_id.value());
-                        if let Err(e) = ctx
-                            .services
-                            .image_storage
-                            .store(&video_key, &video_bytes)
-                            .await
-                        {
+                        if let Err(e) = asset_storage.store_video(&wrapup_id, &video_bytes).await {
                             tracing::warn!("failed to store wrapup video: {e}");
                         }
                     }
@@ -92,15 +84,3 @@ pub async fn execute(
         }
     }
 }
-
-async fn resolve_images(ctx: &AppContext, paths: &[String], label: &str) -> Vec<(String, Vec<u8>)> {
-    let mut images = Vec::new();
-    for path in paths.iter().take(20) {
-        match ctx.services.image_storage.get(path).await {
-            Ok(bytes) => images.push((path.clone(), bytes)),
-            Err(e) => tracing::debug!("{label} fetch skipped for {path}: {e}"),
-        }
-    }
-    tracing::info!("resolved {}/{} {label} images", images.len(), paths.len());
-    images
-}

crates/application/src/wrapup/mod.rs

@@ -7,3 +7,4 @@ pub mod get_wrapup;
 pub mod handle_requested;
 pub mod list_wrapups;
 pub mod queries;
+pub mod storage;

crates/application/src/wrapup/storage.rs

@@ -0,0 +1,60 @@
+use domain::errors::DomainError;
+use domain::ports::ImageStorage;
+use domain::value_objects::WrapUpId;
+use std::sync::Arc;
+
+pub struct WrapUpStorage {
+    inner: Arc<dyn ImageStorage>,
+}
+
+impl WrapUpStorage {
+    pub fn new(storage: Arc<dyn ImageStorage>) -> Self {
+        Self { inner: storage }
+    }
+
+    pub async fn store_video(&self, id: &WrapUpId, bytes: &[u8]) -> Result<(), DomainError> {
+        let key = format!("wrapups/{}/video.mp4", id.value());
+        self.inner.store(&key, bytes).await?;
+        Ok(())
+    }
+
+    pub async fn delete_video(&self, id: &WrapUpId) -> Result<(), DomainError> {
+        let key = format!("wrapups/{}/video.mp4", id.value());
+        self.inner.delete(&key).await
+    }
+
+    pub fn cast_image_key(profile_path: &str) -> String {
+        format!("cast{profile_path}")
+    }
+
+    pub async fn resolve_cast_images(
+        &self,
+        profile_paths: &[String],
+    ) -> Vec<(String, Vec<u8>)> {
+        let mut images = Vec::new();
+        for path in profile_paths.iter().take(20) {
+            let key = Self::cast_image_key(path);
+            match self.inner.get(&key).await {
+                Ok(bytes) => images.push((key, bytes)),
+                Err(e) => tracing::debug!("cast fetch skipped for {key}: {e}"),
+            }
+        }
+        tracing::info!("resolved {}/{} cast images", images.len(), profile_paths.len());
+        images
+    }
+
+    pub async fn resolve_poster_images(
+        &self,
+        paths: &[String],
+    ) -> Vec<(String, Vec<u8>)> {
+        let mut images = Vec::new();
+        for path in paths.iter().take(20) {
+            match self.inner.get(path).await {
+                Ok(bytes) => images.push((path.clone(), bytes)),
+                Err(e) => tracing::debug!("poster fetch skipped for {path}: {e}"),
+            }
+        }
+        tracing::info!("resolved {}/{} poster images", images.len(), paths.len());
+        images
+    }
+}