From c7230d3b3298b21bc4653a4cef4f961e62566db3 Mon Sep 17 00:00:00 2001
From: KD <kundeng00@pm.me>
Date: Mon, 28 Jul 2025 17:05:42 -0400
Subject: [PATCH] Download coverart endpoint (#166)

* Added download coverart endpoint

* Endpoint is now available

* Added test

* Code formatting

* Version bump
---
 Cargo.lock              |  2 +-
 Cargo.toml              |  2 +-
 src/callers/coverart.rs | 36 +++++++++++++++++++++++++
 src/callers/mod.rs      |  1 +
 src/main.rs             | 60 +++++++++++++++++++++++++++++++++++++++++
 5 files changed, 99 insertions(+), 2 deletions(-)

diff --git a/Cargo.lock b/Cargo.lock
index 1f02946..b76cb8f 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -762,7 +762,7 @@ dependencies = [
 
 [[package]]
 name = "icarus"
-version = "0.1.97"
+version = "0.1.98"
 dependencies = [
  "axum",
  "common-multipart-rfc7578",
diff --git a/Cargo.toml b/Cargo.toml
index 2773535..1c63dbb 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "icarus"
-version = "0.1.97"
+version = "0.1.98"
 edition = "2024"
 rust-version = "1.88"
 
diff --git a/src/callers/coverart.rs b/src/callers/coverart.rs
index 7a3398a..3818f57 100644
--- a/src/callers/coverart.rs
+++ b/src/callers/coverart.rs
@@ -646,4 +646,40 @@ pub mod endpoint {
             }
         }
     }
+
+    pub async fn download_coverart(
+        axum::Extension(pool): axum::Extension<sqlx::PgPool>,
+        axum::extract::Path(id): axum::extract::Path<uuid::Uuid>,
+    ) -> (axum::http::StatusCode, axum::response::Response) {
+        match super::cov_db::get_coverart(&pool, &id).await {
+            Ok(coverart) => match coverart.to_data() {
+                Ok(data) => {
+                    let bytes = axum::body::Bytes::from(data);
+                    let mut response = bytes.into_response();
+                    let headers = response.headers_mut();
+                    // TODO: Address hard coding
+                    headers.insert(
+                        axum::http::header::CONTENT_TYPE,
+                        "audio/jpg".parse().unwrap(),
+                    );
+                    headers.insert(
+                        axum::http::header::CONTENT_DISPOSITION,
+                        format!("attachment; filename=\"{id}.jpg\"")
+                            .parse()
+                            .unwrap(),
+                    );
+
+                    (axum::http::StatusCode::OK, response)
+                }
+                Err(_err) => (
+                    axum::http::StatusCode::NOT_FOUND,
+                    axum::response::Response::default(),
+                ),
+            },
+            Err(_err) => (
+                axum::http::StatusCode::NOT_FOUND,
+                axum::response::Response::default(),
+            ),
+        }
+    }
 }
diff --git a/src/callers/mod.rs b/src/callers/mod.rs
index e0bfeda..3c6b223 100644
--- a/src/callers/mod.rs
+++ b/src/callers/mod.rs
@@ -21,6 +21,7 @@ pub mod endpoints {
     pub const DOWNLOADSONG: &str = "/api/v2/song/download/{id}";
     pub const CREATECOVERART: &str = "/api/v2/coverart";
     pub const GETCOVERART: &str = "/api/v2/coverart";
+    pub const DOWNLOADCOVERART: &str = "/api/v2/coverart/download/{id}";
 }
 
 pub mod response {
diff --git a/src/main.rs b/src/main.rs
index 6a4a58d..e1c8186 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -123,6 +123,10 @@ pub mod init {
                 crate::callers::endpoints::GETCOVERART,
                 get(crate::callers::coverart::endpoint::get_coverart),
             )
+            .route(
+                crate::callers::endpoints::DOWNLOADCOVERART,
+                get(crate::callers::coverart::endpoint::download_coverart),
+            )
             .route(
                 crate::callers::endpoints::STREAMSONG,
                 get(crate::callers::song::endpoint::stream_song),
@@ -2061,5 +2065,61 @@ mod tests {
 
             let _ = super::db_mgr::drop_database(&tm_pool, &db_name).await;
         }
+
+        #[tokio::test]
+        async fn test_download_coverart() {
+            let tm_pool = super::db_mgr::get_pool().await.unwrap();
+            let db_name = super::db_mgr::generate_db_name().await;
+
+            match super::db_mgr::create_database(&tm_pool, &db_name).await {
+                Ok(_) => {
+                    println!("Success");
+                }
+                Err(err) => {
+                    assert!(false, "Error: {:?}", err);
+                }
+            }
+
+            let pool = super::db_mgr::connect_to_db(&db_name).await.unwrap();
+            super::db_mgr::migrations(&pool).await;
+
+            let app = super::init::app(pool).await;
+
+            let id = test_data::coverart_id().await.unwrap();
+
+            let uri =
+                super::format_url_with_value(crate::callers::endpoints::DOWNLOADCOVERART, &id)
+                    .await;
+
+            match app
+                .clone()
+                .oneshot(
+                    axum::http::Request::builder()
+                        .method(axum::http::Method::GET)
+                        .uri(&uri)
+                        .body(axum::body::Body::empty())
+                        .unwrap(),
+                )
+                .await
+            {
+                Ok(response) => {
+                    let e = response.into_body();
+                    let mut data = e.into_data_stream();
+                    while let Some(chunk) = data.next().await {
+                        match chunk {
+                            Ok(_data) => {}
+                            Err(err) => {
+                                assert!(false, "Error: {err:?}");
+                            }
+                        }
+                    }
+                }
+                Err(err) => {
+                    assert!(false, "Error: {err:?}");
+                }
+            }
+
+            let _ = super::db_mgr::drop_database(&tm_pool, &db_name).await;
+        }
     }
 }