Update all endpoints to accept and send bincode

src/handlers/shop.rs

@@ -1,132 +1,198 @@
 use anyhow::Result;
 use http::StatusCode;
+use mime::Mime;
 use uuid::Uuid;
 use warp::reply::{with_header, with_status};
 use warp::{Rejection, Reply};
 
-use crate::caches::CACHES;
+use crate::caches::{Cache, CachedResponse, CACHES};
 use crate::models::{InteriorRefList, ListParams, MerchandiseList, Shop};
 use crate::problem::reject_anyhow;
 use crate::Environment;
 
-use super::{authenticate, check_etag, DataReply, ETagReply, Json};
+use super::{authenticate, check_etag, AcceptHeader, Bincode, DataReply, ETagReply, Json};
 
-pub async fn get(id: i32, etag: Option<String>, env: Environment) -> Result<impl Reply, Rejection> {
-    let response = CACHES
-        .shop
-        .get_response(id, || async {
-            let shop = Shop::get(&env.db, id).await?;
-            let reply = ETagReply::<Json>::from_serializable(&shop)?;
-            let reply = with_status(reply, StatusCode::OK);
-            Ok(reply)
-        })
-        .await?;
-    Ok(check_etag(etag, response))
+pub async fn get(
+    id: i32,
+    etag: Option<String>,
+    accept: Option<AcceptHeader>,
+    env: Environment,
+) -> Result<impl Reply, Rejection> {
+    async fn get<T: DataReply>(
+        id: i32,
+        etag: Option<String>,
+        env: Environment,
+        cache: &'static Cache<i32, CachedResponse>,
+    ) -> Result<Box<dyn Reply>, Rejection> {
+        let response = cache
+            .get_response(id, || async {
+                let shop = Shop::get(&env.db, id).await?;
+                let reply = T::from_serializable(&shop)?;
+                let reply = with_status(reply, StatusCode::OK);
+                Ok(reply)
+            })
+            .await?;
+        Ok(Box::new(check_etag(etag, response)))
+    }
+
+    match accept {
+        Some(accept) if accept.accepts_bincode() => {
+            get::<ETagReply<Bincode>>(id, etag, env, &CACHES.shop_bin).await
+        }
+        _ => get::<ETagReply<Json>>(id, etag, env, &CACHES.shop).await,
+    }
 }
 
 pub async fn list(
     list_params: ListParams,
     etag: Option<String>,
+    accept: Option<AcceptHeader>,
     env: Environment,
 ) -> Result<impl Reply, Rejection> {
-    let response = CACHES
-        .list_shops
-        .get_response(list_params.clone(), || async {
-            let shops = Shop::list(&env.db, &list_params).await?;
-            let reply = ETagReply::<Json>::from_serializable(&shops)?;
-            let reply = with_status(reply, StatusCode::OK);
-            Ok(reply)
-        })
-        .await?;
-    Ok(check_etag(etag, response))
+    async fn get<T: DataReply>(
+        list_params: ListParams,
+        etag: Option<String>,
+        env: Environment,
+        cache: &'static Cache<ListParams, CachedResponse>,
+    ) -> Result<Box<dyn Reply>, Rejection> {
+        let response = cache
+            .get_response(list_params.clone(), || async {
+                let shops = Shop::list(&env.db, &list_params).await?;
+                let reply = T::from_serializable(&shops)?;
+                let reply = with_status(reply, StatusCode::OK);
+                Ok(reply)
+            })
+            .await?;
+        Ok(Box::new(check_etag(etag, response)))
+    }
+
+    match accept {
+        Some(accept) if accept.accepts_bincode() => {
+            get::<ETagReply<Bincode>>(list_params, etag, env, &CACHES.list_shops_bin).await
+        }
+        _ => get::<ETagReply<Json>>(list_params, etag, env, &CACHES.list_shops).await,
+    }
 }
 
 pub async fn create(
     shop: Shop,
     api_key: Option<Uuid>,
+    content_type: Option<Mime>,
     env: Environment,
 ) -> Result<impl Reply, Rejection> {
-    let owner_id = authenticate(&env, api_key).await.map_err(reject_anyhow)?;
-    let shop_with_owner_id = Shop {
-        owner_id: Some(owner_id),
-        ..shop
-    };
-    let saved_shop = shop_with_owner_id
-        .create(&env.db)
-        .await
-        .map_err(reject_anyhow)?;
+    async fn create<'a, T: DataReply + 'a>(
+        shop: Shop,
+        api_key: Option<Uuid>,
+        env: Environment,
+    ) -> Result<Box<dyn Reply + 'a>, Rejection> {
+        let owner_id = authenticate(&env, api_key).await.map_err(reject_anyhow)?;
+        let shop_with_owner_id = Shop {
+            owner_id: Some(owner_id),
+            ..shop
+        };
+        let saved_shop = shop_with_owner_id
+            .create(&env.db)
+            .await
+            .map_err(reject_anyhow)?;
 
-    // also save empty interior_ref_list and merchandise_list rows
-    if let Some(shop_id) = saved_shop.id {
-        let interior_ref_list = InteriorRefList {
-            id: None,
-            shop_id,
-            owner_id: Some(owner_id),
-            ref_list: sqlx::types::Json::default(),
-            created_at: None,
-            updated_at: None,
-        };
-        interior_ref_list
-            .create(&env.db)
-            .await
-            .map_err(reject_anyhow)?;
-        let merchandise_list = MerchandiseList {
-            id: None,
-            shop_id,
-            owner_id: Some(owner_id),
-            form_list: sqlx::types::Json::default(),
-            created_at: None,
-            updated_at: None,
-        };
-        merchandise_list
-            .create(&env.db)
-            .await
-            .map_err(reject_anyhow)?;
+        // also save empty interior_ref_list and merchandise_list rows
+        // TODO: do this in a transaction with shop.create
+        if let Some(shop_id) = saved_shop.id {
+            let interior_ref_list = InteriorRefList {
+                id: None,
+                shop_id,
+                owner_id: Some(owner_id),
+                ref_list: sqlx::types::Json::default(),
+                created_at: None,
+                updated_at: None,
+            };
+            interior_ref_list
+                .create(&env.db)
+                .await
+                .map_err(reject_anyhow)?;
+            let merchandise_list = MerchandiseList {
+                id: None,
+                shop_id,
+                owner_id: Some(owner_id),
+                form_list: sqlx::types::Json::default(),
+                created_at: None,
+                updated_at: None,
+            };
+            merchandise_list
+                .create(&env.db)
+                .await
+                .map_err(reject_anyhow)?;
+        }
+
+        let url = saved_shop.url(&env.api_url).map_err(reject_anyhow)?;
+        let reply = T::from_serializable(&saved_shop).map_err(reject_anyhow)?;
+        let reply = with_header(reply, "Location", url.as_str());
+        let reply = with_status(reply, StatusCode::CREATED);
+        tokio::spawn(async move {
+            CACHES.list_shops.clear().await;
+            CACHES.list_shops_bin.clear().await;
+        });
+        Ok(Box::new(reply))
     }
 
-    let url = saved_shop.url(&env.api_url).map_err(reject_anyhow)?;
-    let reply = ETagReply::<Json>::from_serializable(&saved_shop).map_err(reject_anyhow)?;
-    let reply = with_header(reply, "Location", url.as_str());
-    let reply = with_status(reply, StatusCode::CREATED);
-    tokio::spawn(async move {
-        CACHES.list_shops.clear().await;
-    });
-    Ok(reply)
+    match content_type {
+        Some(content_type) if content_type == mime::APPLICATION_OCTET_STREAM => {
+            create::<ETagReply<Bincode>>(shop, api_key, env).await
+        }
+        _ => create::<ETagReply<Json>>(shop, api_key, env).await,
+    }
 }
 
 pub async fn update(
     id: i32,
     shop: Shop,
     api_key: Option<Uuid>,
+    content_type: Option<Mime>,
     env: Environment,
 ) -> Result<impl Reply, Rejection> {
-    let owner_id = authenticate(&env, api_key).await.map_err(reject_anyhow)?;
-    let shop_with_id_and_owner_id = if shop.owner_id.is_some() {
-        // allows an owner to transfer ownership of shop to another owner
-        Shop {
-            id: Some(id),
-            ..shop
+    async fn update<'a, T: DataReply + 'a>(
+        id: i32,
+        shop: Shop,
+        api_key: Option<Uuid>,
+        env: Environment,
+    ) -> Result<Box<dyn Reply + 'a>, Rejection> {
+        let owner_id = authenticate(&env, api_key).await.map_err(reject_anyhow)?;
+        let shop_with_id_and_owner_id = if shop.owner_id.is_some() {
+            // allows an owner to transfer ownership of shop to another owner
+            Shop {
+                id: Some(id),
+                ..shop
+            }
+        } else {
+            Shop {
+                id: Some(id),
+                owner_id: Some(owner_id),
+                ..shop
+            }
+        };
+        let updated_shop = shop_with_id_and_owner_id
+            .update(&env.db, owner_id, id)
+            .await
+            .map_err(reject_anyhow)?;
+        let url = updated_shop.url(&env.api_url).map_err(reject_anyhow)?;
+        let reply = T::from_serializable(&updated_shop).map_err(reject_anyhow)?;
+        let reply = with_header(reply, "Location", url.as_str());
+        let reply = with_status(reply, StatusCode::CREATED);
+        tokio::spawn(async move {
+            CACHES.shop.delete_response(id).await;
+            CACHES.shop_bin.delete_response(id).await;
+            CACHES.list_shops.clear().await;
+            CACHES.list_shops_bin.clear().await;
+        });
+        Ok(Box::new(reply))
+    }
+
+    match content_type {
+        Some(content_type) if content_type == mime::APPLICATION_OCTET_STREAM => {
+            update::<ETagReply<Bincode>>(id, shop, api_key, env).await
         }
-    } else {
-        Shop {
-            id: Some(id),
-            owner_id: Some(owner_id),
-            ..shop
-        }
-    };
-    let updated_shop = shop_with_id_and_owner_id
-        .update(&env.db, owner_id, id)
-        .await
-        .map_err(reject_anyhow)?;
-    let url = updated_shop.url(&env.api_url).map_err(reject_anyhow)?;
-    let reply = ETagReply::<Json>::from_serializable(&updated_shop).map_err(reject_anyhow)?;
-    let reply = with_header(reply, "Location", url.as_str());
-    let reply = with_status(reply, StatusCode::CREATED);
-    tokio::spawn(async move {
-        CACHES.shop.delete_response(id).await;
-        CACHES.list_shops.clear().await;
-    });
-    Ok(reply)
+        _ => update::<ETagReply<Json>>(id, shop, api_key, env).await,
+    }
 }
 
 pub async fn delete(
@@ -140,12 +206,22 @@ pub async fn delete(
         .map_err(reject_anyhow)?;
     tokio::spawn(async move {
         CACHES.shop.delete_response(id).await;
+        CACHES.shop_bin.delete_response(id).await;
         CACHES.list_shops.clear().await;
+        CACHES.list_shops_bin.clear().await;
         CACHES
             .interior_ref_list_by_shop_id
             .delete_response(id)
             .await;
+        CACHES
+            .interior_ref_list_by_shop_id_bin
+            .delete_response(id)
+            .await;
         CACHES.merchandise_list_by_shop_id.delete_response(id).await;
+        CACHES
+            .merchandise_list_by_shop_id_bin
+            .delete_response(id)
+            .await;
     });
     Ok(StatusCode::NO_CONTENT)
 }