Update song queue status (#129)

* Changes to status definition

* Added endpoint to update song_queue status

* endpoint return fix

* Endpoint now available

* Added test

* Code formatting

* Clippy warning fix

src/callers/song.rs

@@ -5,6 +5,14 @@ pub mod request {
     pub struct Request {
         pub message: String,
     }
+
+    pub mod update_status {
+        #[derive(Default, serde::Deserialize, serde::Serialize)]
+        pub struct Request {
+            pub id: uuid::Uuid,
+            pub status: String,
+        }
+    }
 }
 
 pub mod response {
@@ -25,18 +33,35 @@ pub mod response {
             pub data: Vec<crate::callers::song::song_queue::SongQueue>,
         }
     }
+
+    pub mod update_status {
+        #[derive(serde::Deserialize, serde::Serialize)]
+        pub struct ChangedStatus {
+            pub old_status: String,
+            pub new_status: String,
+        }
+
+        #[derive(Default, serde::Deserialize, serde::Serialize)]
+        pub struct Response {
+            pub message: String,
+            pub data: Vec<ChangedStatus>,
+        }
+    }
+}
+
+pub mod status {
+    pub const PENDING: &str = "pending";
+    pub const PROCESSING: &str = "processing";
+    pub const DONE: &str = "done";
+
+    pub async fn is_valid(status: &str) -> bool {
+        status == PENDING || status == PROCESSING || status == DONE
+    }
 }
 
 mod song_queue {
     use sqlx::Row;
 
-    pub mod status {
-        pub const PENDING: &str = "pending";
-        // Will be used later on
-        pub const PROCESSING: &str = "processing";
-        pub const _DONE: &str = "done";
-    }
-
     #[derive(Debug, serde::Serialize, sqlx::FromRow)]
     pub struct InsertedData {
         pub id: uuid::Uuid,
@@ -96,8 +121,8 @@ mod song_queue {
             RETURNING id, filename, status;
             "#,
         )
-        .bind(status::PROCESSING)
-        .bind(status::PENDING)
+        .bind(super::status::PROCESSING)
+        .bind(super::status::PENDING)
         .fetch_one(pool)
         .await
         .map_err(|e| {
@@ -123,6 +148,58 @@ mod song_queue {
         }
     }
 
+    pub async fn get_status_of_song_queue(
+        pool: &sqlx::PgPool,
+        id: &uuid::Uuid,
+    ) -> Result<String, sqlx::Error> {
+        let result = sqlx::query(
+            r#"
+            SELECT id, status FROM "songQueue" WHERE id = $1
+            "#,
+        )
+        .bind(id)
+        .fetch_one(pool)
+        .await
+        .map_err(|e| {
+            eprintln!("Error selecting: {:?}", e);
+        });
+
+        match result {
+            Ok(row) => Ok(row
+                .try_get("status")
+                .map_err(|_e| sqlx::Error::RowNotFound)
+                .unwrap()),
+            Err(_err) => Err(sqlx::Error::RowNotFound),
+        }
+    }
+
+    pub async fn update_song_queue_status(
+        pool: &sqlx::PgPool,
+        status: &String,
+        id: &uuid::Uuid,
+    ) -> Result<String, sqlx::Error> {
+        let result = sqlx::query(
+            r#"
+            UPDATE "songQueue" SET status = $1 WHERE id = $2 RETURNING status;
+            "#,
+        )
+        .bind(status)
+        .bind(id)
+        .fetch_one(pool)
+        .await
+        .map_err(|e| {
+            eprintln!("Error updating record {:?}", e);
+        });
+
+        match result {
+            Ok(row) => Ok(row
+                .try_get("status")
+                .map_err(|_e| sqlx::Error::RowNotFound)
+                .unwrap()),
+            Err(_) => Err(sqlx::Error::RowNotFound),
+        }
+    }
+
     pub async fn get_data(pool: &sqlx::PgPool, id: &uuid::Uuid) -> Result<Vec<u8>, sqlx::Error> {
         let result = sqlx::query(
             r#"
@@ -186,7 +263,7 @@ pub mod endpoint {
                 &pool,
                 &raw_data,
                 &file_name,
-                &song_queue::status::PENDING.to_string(),
+                &super::status::PENDING.to_string(),
             )
             .await
             .unwrap();
@@ -251,4 +328,56 @@ pub mod endpoint {
             Err(_err) => (StatusCode::BAD_REQUEST, axum::response::Response::default()),
         }
     }
+
+    pub async fn update_song_queue_status(
+        axum::Extension(pool): axum::Extension<sqlx::PgPool>,
+        axum::Json(payload): axum::Json<super::request::update_status::Request>,
+    ) -> (
+        axum::http::StatusCode,
+        axum::Json<super::response::update_status::Response>,
+    ) {
+        let mut response = super::response::update_status::Response::default();
+
+        if super::status::is_valid(&payload.status).await {
+            let id = payload.id;
+            if !id.is_nil() {
+                match super::song_queue::get_status_of_song_queue(&pool, &id).await {
+                    Ok(old) => {
+                        match super::song_queue::update_song_queue_status(
+                            &pool,
+                            &payload.status,
+                            &id,
+                        )
+                        .await
+                        {
+                            Ok(new) => {
+                                response.message = String::from("Successful");
+                                response
+                                    .data
+                                    .push(super::response::update_status::ChangedStatus {
+                                        old_status: old,
+                                        new_status: new,
+                                    });
+                                (axum::http::StatusCode::OK, axum::Json(response))
+                            }
+                            Err(err) => {
+                                response.message = err.to_string();
+                                (axum::http::StatusCode::BAD_REQUEST, axum::Json(response))
+                            }
+                        }
+                    }
+                    Err(err) => {
+                        response.message = err.to_string();
+                        (axum::http::StatusCode::BAD_REQUEST, axum::Json(response))
+                    }
+                }
+            } else {
+                response.message = String::from("Id is nil");
+                (axum::http::StatusCode::BAD_REQUEST, axum::Json(response))
+            }
+        } else {
+            response.message = String::from("Status not valid");
+            (axum::http::StatusCode::BAD_REQUEST, axum::Json(response))
+        }
+    }
 }