refactor(api): [torrust#181] Axum API, settings contex

src/web/api/v1/contexts/settings/handlers.rs

@@ -0,0 +1,68 @@
+//! API handlers for the the [`category`](crate::web::api::v1::contexts::category) API
+//! context.
+use std::sync::Arc;
+
+use axum::extract::{self, State};
+use axum::response::Json;
+
+use crate::common::AppData;
+use crate::config::{ConfigurationPublic, TorrustBackend};
+use crate::errors::ServiceError;
+use crate::web::api::v1::extractors::bearer_token::Extract;
+use crate::web::api::v1::responses::{self, OkResponse};
+
+/// Get all settings.
+///
+/// # Errors
+///
+/// This function will return an error if the user does not have permission to
+/// view all the settings.
+#[allow(clippy::unused_async)]
+pub async fn get_all_handler(
+    State(app_data): State<Arc<AppData>>,
+    Extract(maybe_bearer_token): Extract,
+) -> Result<Json<OkResponse<TorrustBackend>>, ServiceError> {
+    let user_id = app_data.auth.get_user_id_from_bearer_token(&maybe_bearer_token).await?;
+
+    let all_settings = app_data.settings_service.get_all(&user_id).await?;
+
+    Ok(Json(responses::OkResponse { data: all_settings }))
+}
+
+/// Get public Settings.
+#[allow(clippy::unused_async)]
+pub async fn get_public_handler(State(app_data): State<Arc<AppData>>) -> Json<responses::OkResponse<ConfigurationPublic>> {
+    let public_settings = app_data.settings_service.get_public().await;
+
+    Json(responses::OkResponse { data: public_settings })
+}
+
+/// Get website name.
+#[allow(clippy::unused_async)]
+pub async fn get_site_name_handler(State(app_data): State<Arc<AppData>>) -> Json<responses::OkResponse<String>> {
+    let site_name = app_data.settings_service.get_site_name().await;
+
+    Json(responses::OkResponse { data: site_name })
+}
+
+/// Update all the settings.
+///
+/// # Errors
+///
+/// This function will return an error if:
+///
+/// - The user does not have permission to update the settings.
+/// - The settings could not be updated because they were loaded from env vars.
+///   See <https://github.com/torrust/torrust-index-backend/issues/144.>
+#[allow(clippy::unused_async)]
+pub async fn update_handler(
+    State(app_data): State<Arc<AppData>>,
+    Extract(maybe_bearer_token): Extract,
+    extract::Json(torrust_backend): extract::Json<TorrustBackend>,
+) -> Result<Json<OkResponse<TorrustBackend>>, ServiceError> {
+    let user_id = app_data.auth.get_user_id_from_bearer_token(&maybe_bearer_token).await?;
+
+    let new_settings = app_data.settings_service.update_all(torrust_backend, &user_id).await?;
+
+    Ok(Json(responses::OkResponse { data: new_settings }))
+}

src/web/api/v1/contexts/settings/mod.rs

@@ -167,3 +167,5 @@
 //!
 //! Refer to the [`ConfigurationPublic`](crate::config::ConfigurationPublic)
 //! struct for more information about the response attributes.
+pub mod handlers;
+pub mod routes;

src/web/api/v1/contexts/settings/routes.rs

@@ -0,0 +1,19 @@
+//! API routes for the [`settings`](crate::web::api::v1::contexts::settings) API context.
+//!
+//! Refer to the [API endpoint documentation](crate::web::api::v1::contexts::settings).
+use std::sync::Arc;
+
+use axum::routing::{get, post};
+use axum::Router;
+
+use super::handlers::{get_all_handler, get_public_handler, get_site_name_handler, update_handler};
+use crate::common::AppData;
+
+/// Routes for the [`category`](crate::web::api::v1::contexts::category) API context.
+pub fn router(app_data: Arc<AppData>) -> Router {
+    Router::new()
+        .route("/", get(get_all_handler).with_state(app_data.clone()))
+        .route("/name", get(get_site_name_handler).with_state(app_data.clone()))
+        .route("/public", get(get_public_handler).with_state(app_data.clone()))
+        .route("/", post(update_handler).with_state(app_data))
+}

src/web/api/v1/routes.rs

@@ -6,7 +6,7 @@ use axum::Router;
 
 use super::contexts::about::handlers::about_page_handler;
 //use tower_http::cors::CorsLayer;
-use super::contexts::{about, tag};
+use super::contexts::{about, settings, tag};
 use super::contexts::{category, user};
 use crate::common::AppData;
 
@@ -22,7 +22,8 @@ pub fn router(app_data: Arc<AppData>) -> Router {
         .nest("/about", about::routes::router(app_data.clone()))
         .nest("/category", category::routes::router(app_data.clone()))
         .nest("/tag", tag::routes::router_for_single_resources(app_data.clone()))
-        .nest("/tags", tag::routes::router_for_multiple_resources(app_data.clone()));
+        .nest("/tags", tag::routes::router_for_multiple_resources(app_data.clone()))
+        .nest("/settings", settings::routes::router(app_data.clone()));
 
     Router::new()
         .route("/", get(about_page_handler).with_state(app_data))

tests/e2e/contexts/settings/contract.rs

@@ -94,3 +94,121 @@ async fn it_should_allow_admins_to_update_all_the_settings() {
     }
     assert_eq!(response.status, 200);
 }
+
+mod with_axum_implementation {
+    use std::env;
+
+    use torrust_index_backend::web::api;
+
+    use crate::common::asserts::assert_json_ok;
+    use crate::common::client::Client;
+    use crate::common::contexts::settings::responses::{AllSettingsResponse, Public, PublicSettingsResponse, SiteNameResponse};
+    use crate::e2e::config::ENV_VAR_E2E_EXCLUDE_AXUM_IMPL;
+    use crate::e2e::contexts::user::steps::new_logged_in_admin;
+    use crate::e2e::environment::TestEnv;
+
+    #[tokio::test]
+    async fn it_should_allow_guests_to_get_the_public_settings() {
+        let mut env = TestEnv::new();
+        env.start(api::Implementation::Axum).await;
+
+        if env::var(ENV_VAR_E2E_EXCLUDE_AXUM_IMPL).is_ok() {
+            println!("Skipped");
+            return;
+        }
+
+        let client = Client::unauthenticated(&env.server_socket_addr().unwrap());
+
+        let response = client.get_public_settings().await;
+
+        let res: PublicSettingsResponse = serde_json::from_str(&response.body)
+            .unwrap_or_else(|_| panic!("response {:#?} should be a PublicSettingsResponse", response.body));
+
+        assert_eq!(
+            res.data,
+            Public {
+                website_name: env.server_settings().unwrap().website.name,
+                tracker_url: env.server_settings().unwrap().tracker.url,
+                tracker_mode: env.server_settings().unwrap().tracker.mode,
+                email_on_signup: env.server_settings().unwrap().auth.email_on_signup,
+            }
+        );
+
+        assert_json_ok(&response);
+    }
+
+    #[tokio::test]
+    async fn it_should_allow_guests_to_get_the_site_name() {
+        let mut env = TestEnv::new();
+        env.start(api::Implementation::Axum).await;
+
+        if env::var(ENV_VAR_E2E_EXCLUDE_AXUM_IMPL).is_ok() {
+            println!("Skipped");
+            return;
+        }
+
+        let client = Client::unauthenticated(&env.server_socket_addr().unwrap());
+
+        let response = client.get_site_name().await;
+
+        let res: SiteNameResponse = serde_json::from_str(&response.body).unwrap();
+
+        assert_eq!(res.data, "Torrust");
+
+        assert_json_ok(&response);
+    }
+
+    #[tokio::test]
+    async fn it_should_allow_admins_to_get_all_the_settings() {
+        let mut env = TestEnv::new();
+        env.start(api::Implementation::Axum).await;
+
+        if env::var(ENV_VAR_E2E_EXCLUDE_AXUM_IMPL).is_ok() {
+            println!("Skipped");
+            return;
+        }
+
+        let logged_in_admin = new_logged_in_admin(&env).await;
+        let client = Client::authenticated(&env.server_socket_addr().unwrap(), &logged_in_admin.token);
+
+        let response = client.get_settings().await;
+
+        let res: AllSettingsResponse = serde_json::from_str(&response.body).unwrap();
+
+        assert_eq!(res.data, env.server_settings().unwrap());
+
+        assert_json_ok(&response);
+    }
+
+    #[tokio::test]
+    async fn it_should_allow_admins_to_update_all_the_settings() {
+        let mut env = TestEnv::new();
+        env.start(api::Implementation::Axum).await;
+
+        if env::var(ENV_VAR_E2E_EXCLUDE_AXUM_IMPL).is_ok() {
+            println!("Skipped");
+            return;
+        }
+
+        if !env.is_isolated() {
+            // This test can't be executed in a non-isolated environment because
+            // it will change the settings for all the other tests.
+            return;
+        }
+
+        let logged_in_admin = new_logged_in_admin(&env).await;
+        let client = Client::authenticated(&env.server_socket_addr().unwrap(), &logged_in_admin.token);
+
+        let mut new_settings = env.server_settings().unwrap();
+
+        new_settings.website.name = "UPDATED NAME".to_string();
+
+        let response = client.update_settings(&new_settings).await;
+
+        let res: AllSettingsResponse = serde_json::from_str(&response.body).unwrap();
+
+        assert_eq!(res.data, new_settings);
+
+        assert_json_ok(&response);
+    }
+}