feat: edit/delete authorities, blocked when referenced (#30)

crates/api/src/admin_authorities.rs

@@ -3,18 +3,19 @@
 use auth::{Authorized, EditCatalogue, ViewInternal};
 use axum::{
     Json, Router,
-    extract::{Query, State},
+    extract::{Path, Query, State},
     http::StatusCode,
+    response::{IntoResponse, Response},
     routing::get,
 };
-use domain::{AuditActor, AuthorityKind, LocalizedLabel, NewAuthority};
+use domain::{AuditActor, AuthorityId, AuthorityKind, LocalizedLabel, NewAuthority};
 use serde::{Deserialize, Serialize};
 use utoipa::ToSchema;
 
 use crate::{
     AppState,
     admin_objects::LabelView,
-    admin_vocab::{CreatedId, LabelInput},
+    admin_vocab::{CreatedId, InUseView, LabelInput},
 };
 
 #[derive(Serialize, ToSchema)]
@@ -129,9 +130,125 @@ pub(crate) async fn create_authority(
     Ok((StatusCode::CREATED, Json(CreatedId { id: id.to_string() })))
 }
 
-pub(crate) fn routes() -> Router<AppState> {
-    Router::new().route(
-        "/api/admin/authorities",
-        get(list_authorities).post(create_authority),
-    )
+#[derive(Deserialize, ToSchema)]
+pub(crate) struct UpdateAuthorityRequest {
+    pub external_uri: Option<String>,
+    pub labels: Vec<LabelInput>,
+}
+
+#[utoipa::path(
+    patch, path = "/api/admin/authorities/{id}",
+    request_body = UpdateAuthorityRequest,
+    params(("id" = String, Path, description = "Authority id (UUID)")),
+    responses(
+        (status = 204),
+        (status = 401),
+        (status = 403),
+        (status = 404)
+    )
+)]
+pub(crate) async fn update_authority(
+    auth: Authorized<EditCatalogue>,
+    State(state): State<AppState>,
+    Path(id): Path<String>,
+    Json(req): Json<UpdateAuthorityRequest>,
+) -> Result<StatusCode, StatusCode> {
+    let id = id
+        .parse::<AuthorityId>()
+        .map_err(|_| StatusCode::NOT_FOUND)?;
+
+    let labels: Vec<LocalizedLabel> = req
+        .labels
+        .into_iter()
+        .map(|l| LocalizedLabel {
+            lang: l.lang,
+            label: l.label,
+        })
+        .collect();
+
+    let mut tx = state
+        .db
+        .pool()
+        .begin()
+        .await
+        .map_err(|_| StatusCode::INTERNAL_SERVER_ERROR)?;
+
+    let existed = db::authority::update_authority(
+        &mut tx,
+        AuditActor::User(auth.user.id.to_uuid()),
+        id,
+        req.external_uri.as_deref(),
+        &labels,
+    )
+    .await
+    .map_err(|_| StatusCode::INTERNAL_SERVER_ERROR)?;
+
+    if existed {
+        tx.commit()
+            .await
+            .map_err(|_| StatusCode::INTERNAL_SERVER_ERROR)?;
+
+        Ok(StatusCode::NO_CONTENT)
+    } else {
+        let _ = tx.rollback().await;
+
+        Err(StatusCode::NOT_FOUND)
+    }
+}
+
+#[utoipa::path(
+    delete, path = "/api/admin/authorities/{id}",
+    params(("id" = String, Path, description = "Authority id (UUID)")),
+    responses(
+        (status = 204),
+        (status = 401),
+        (status = 403),
+        (status = 404),
+        (status = 409, body = InUseView, description = "Referenced by catalogue objects")
+    )
+)]
+pub(crate) async fn delete_authority(
+    auth: Authorized<EditCatalogue>,
+    State(state): State<AppState>,
+    Path(id): Path<String>,
+) -> Response {
+    let Ok(id) = id.parse::<AuthorityId>() else {
+        return StatusCode::NOT_FOUND.into_response();
+    };
+
+    let Ok(mut tx) = state.db.pool().begin().await else {
+        return StatusCode::INTERNAL_SERVER_ERROR.into_response();
+    };
+
+    match db::authority::delete_authority(&mut tx, AuditActor::User(auth.user.id.to_uuid()), id)
+        .await
+    {
+        Ok(db::DeleteOutcome::Deleted) => match tx.commit().await {
+            Ok(()) => StatusCode::NO_CONTENT.into_response(),
+            Err(_) => StatusCode::INTERNAL_SERVER_ERROR.into_response(),
+        },
+        Ok(db::DeleteOutcome::InUse { count }) => {
+            let _ = tx.rollback().await;
+
+            (StatusCode::CONFLICT, Json(InUseView { count })).into_response()
+        }
+        Ok(db::DeleteOutcome::NotFound) => {
+            let _ = tx.rollback().await;
+
+            StatusCode::NOT_FOUND.into_response()
+        }
+        Err(_) => StatusCode::INTERNAL_SERVER_ERROR.into_response(),
+    }
+}
+
+pub(crate) fn routes() -> Router<AppState> {
+    Router::new()
+        .route(
+            "/api/admin/authorities",
+            get(list_authorities).post(create_authority),
+        )
+        .route(
+            "/api/admin/authorities/{id}",
+            axum::routing::patch(update_authority).delete(delete_authority),
+        )
 }