Include blurhash in details json

src/details.rs

@@ -25,6 +25,7 @@ enum ApiFormat {
 
 #[derive(Debug, serde::Serialize)]
 pub(crate) struct ApiDetails {
+    blurhash: String,
     width: u16,
     height: u16,
     frames: Option<u32>,
@@ -49,7 +50,7 @@ pub(crate) struct DetailsInner {
 }
 
 impl Details {
-    pub(crate) fn into_api_details(self) -> ApiDetails {
+    pub(crate) fn into_api_details(self, blurhash: String) -> ApiDetails {
         let Details {
             inner:
                 DetailsInner {
@@ -63,6 +64,7 @@ impl Details {
         } = self;
 
         ApiDetails {
+            blurhash,
             width,
             height,
             frames,

src/lib.rs

@@ -357,12 +357,20 @@ async fn handle_upload<S: Store + 'static>(
             tracing::debug!("Uploaded {} as {:?}", image.filename, alias);
             let delete_token = image.result.delete_token();
 
-            let details = ensure_details(&state, alias).await?;
+            let hash = state
+                .repo
+                .hash(alias)
+                .await?
+                .ok_or(UploadError::MissingAlias)?;
+
+            let details = ensure_details_hash(&state, hash.clone()).await?;
+
+            let blurhash = ensure_blurhash(&state, hash, Some(&details)).await?;
 
             files.push(serde_json::json!({
                 "file": alias.to_string(),
                 "delete_token": delete_token.to_string(),
-                "details": details.into_api_details(),
+                "details": details.into_api_details(blurhash.to_string()),
             }));
         }
     }
@@ -505,14 +513,20 @@ async fn claim_upload<S: Store + 'static>(
 
             match upload_result {
                 UploadResult::Success { alias, token } => {
-                    let details = ensure_details(&state, &alias).await?;
+                    let hash = state
+                        .repo
+                        .hash(&alias)
+                        .await?
+                        .ok_or(UploadError::MissingAlias)?;
+                    let details = ensure_details_hash(&state, hash.clone()).await?;
+                    let blurhash = ensure_blurhash(&state, hash, Some(&details)).await?;
 
                     Ok(HttpResponse::Ok().json(serde_json::json!({
                         "msg": "ok",
                         "files": [{
                             "file": alias.to_string(),
                             "delete_token": token.to_string(),
-                            "details": details.into_api_details(),
+                            "details": details.into_api_details(blurhash.to_string()),
                         }]
                     })))
                 }
@@ -612,12 +626,19 @@ async fn do_download_inline<S: Store + 'static>(
 
     let (alias, delete_token, details) = ingest_inline(stream, state, upload_query).await?;
 
+    let hash = state
+        .repo
+        .hash(&alias)
+        .await?
+        .ok_or(UploadError::MissingAlias)?;
+    let blurhash = ensure_blurhash(state, hash, Some(&details)).await?;
+
     Ok(HttpResponse::Created().json(serde_json::json!({
         "msg": "ok",
         "files": [{
             "file": alias.to_string(),
             "delete_token": delete_token.to_string(),
-            "details": details.into_api_details(),
+            "details": details.into_api_details(blurhash.to_string()),
         }]
     })))
 }
@@ -679,7 +700,7 @@ struct HashJson {
 
 /// Get a page of hashes
 #[tracing::instrument(name = "Hash Page", skip(state))]
-async fn page<S>(
+async fn page<S: Store + 'static>(
     state: web::Data<State<S>>,
     web::Query(PageQuery {
         slug,
@@ -712,11 +733,13 @@ async fn page<S>(
 
         let identifier = state.repo.identifier(hash.clone()).await?;
         let details = if let Some(identifier) = identifier {
-            state
-                .repo
-                .details(&identifier)
-                .await?
-                .map(|d| d.into_api_details())
+            if let Some(details) = state.repo.details(&identifier).await? {
+                let blurhash = ensure_blurhash(&state, hash.clone(), Some(&details)).await?;
+
+                Some(details.into_api_details(blurhash.to_string()))
+            } else {
+                None
+            }
         } else {
             None
         };
@@ -800,7 +823,7 @@ fn prepare_process(
 }
 
 #[tracing::instrument(name = "Fetching derived details", skip(state))]
-async fn process_details<S: Store>(
+async fn process_details<S: Store + 'static>(
     web::Query(ProcessQuery { source, operations }): web::Query<ProcessQuery>,
     ext: web::Path<String>,
     state: web::Data<State<S>>,
@@ -824,7 +847,7 @@ async fn process_details<S: Store>(
 
     let identifier = state
         .repo
-        .variant_identifier(hash, variant)
+        .variant_identifier(hash.clone(), variant)
         .await?
         .ok_or(UploadError::MissingAlias)?;
 
@@ -832,7 +855,9 @@ async fn process_details<S: Store>(
 
     let details = details.ok_or(UploadError::NoFiles)?;
 
-    Ok(HttpResponse::Ok().json(details.into_api_details()))
+    let blurhash = ensure_blurhash(&state, hash, Some(&details)).await?;
+
+    Ok(HttpResponse::Ok().json(details.into_api_details(blurhash.to_string())))
 }
 
 async fn not_found_hash(repo: &ArcRepo) -> Result<Option<(Alias, Hash)>, Error> {
@@ -1085,9 +1110,17 @@ async fn details_query<S: Store + 'static>(
 ) -> Result<HttpResponse, Error> {
     let alias = alias_from_query(query, &state).await?;
 
-    let details = ensure_details(&state, &alias).await?;
+    let hash = state
+        .repo
+        .hash(&alias)
+        .await?
+        .ok_or(UploadError::MissingAlias)?;
 
-    Ok(HttpResponse::Ok().json(details.into_api_details()))
+    let details = ensure_details_hash(&state, hash.clone()).await?;
+
+    let blurhash = ensure_blurhash(&state, hash, Some(&details)).await?;
+
+    Ok(HttpResponse::Ok().json(details.into_api_details(blurhash.to_string())))
 }
 
 /// Fetch file details
@@ -1096,9 +1129,17 @@ async fn details<S: Store + 'static>(
     alias: web::Path<Serde<Alias>>,
     state: web::Data<State<S>>,
 ) -> Result<HttpResponse, Error> {
-    let details = ensure_details(&state, &alias).await?;
+    let hash = state
+        .repo
+        .hash(&alias)
+        .await?
+        .ok_or(UploadError::MissingAlias)?;
 
-    Ok(HttpResponse::Ok().json(details.into_api_details()))
+    let details = ensure_details_hash(&state, hash.clone()).await?;
+
+    let blurhash = ensure_blurhash(&state, hash, Some(&details)).await?;
+
+    Ok(HttpResponse::Ok().json(details.into_api_details(blurhash.to_string())))
 }
 
 /// Serve files based on alias query
@@ -1393,16 +1434,7 @@ async fn blurhash<S: Store + 'static>(
         .await?
         .ok_or(UploadError::MissingAlias)?;
 
-    let blurhash = if let Some(blurhash) = state.repo.blurhash(hash.clone()).await? {
-        blurhash
-    } else {
-        let details = ensure_details_hash(&state, hash.clone()).await?;
-        let blurhash = blurhash::generate(&state, hash.clone(), &details).await?;
-        let blurhash: Arc<str> = Arc::from(blurhash);
-        state.repo.relate_blurhash(hash, blurhash.clone()).await?;
-
-        blurhash
-    };
+    let blurhash = ensure_blurhash(&state, hash, None).await?;
 
     Ok(HttpResponse::Ok().json(serde_json::json!({
         "msg": "ok",
@@ -1410,6 +1442,28 @@ async fn blurhash<S: Store + 'static>(
     })))
 }
 
+async fn ensure_blurhash<S: Store + 'static>(
+    state: &State<S>,
+    hash: Hash,
+    details: Option<&Details>,
+) -> Result<Arc<str>, Error> {
+    if let Some(blurhash) = state.repo.blurhash(hash.clone()).await? {
+        Ok(blurhash)
+    } else {
+        let blurhash = if let Some(details) = details {
+            blurhash::generate(state, hash.clone(), details).await?
+        } else {
+            let details = ensure_details_hash(state, hash.clone()).await?;
+            blurhash::generate(state, hash.clone(), &details).await?
+        };
+
+        let blurhash: Arc<str> = Arc::from(blurhash);
+        state.repo.relate_blurhash(hash, blurhash.clone()).await?;
+
+        Ok(blurhash)
+    }
+}
+
 #[derive(serde::Serialize)]
 struct PruneResponse {
     complete: bool,