1 files changed, 47 insertions, 0 deletions
diff --git a/src/user/routes/logout/post.rs b/src/user/routes/logout/post.rs
new file mode 100644
index 0000000..bb09b9f
--- /dev/null
+++ b/src/user/routes/logout/post.rs
@@ -0,0 +1,47 @@
+use axum::{
+    extract::{Json, State},
+    http::StatusCode,
+    response::{IntoResponse, Response},
+};
+
+use crate::{
+    app::App,
+    clock::RequestedAt,
+    error::{Internal, Unauthorized},
+    token::{app, extract::IdentityCookie},
+};
+
+pub async fn handler(
+    State(app): State<App>,
+    RequestedAt(now): RequestedAt,
+    identity: IdentityCookie,
+    Json(_): Json<Request>,
+) -> Result<(IdentityCookie, StatusCode), Error> {
+    if let Some(secret) = identity.secret() {
+        let (token, _) = app.tokens().validate(&secret, &now).await?;
+        app.tokens().logout(&token).await?;
+    }
+
+    let identity = identity.clear();
+    Ok((identity, StatusCode::NO_CONTENT))
+}
+
+// This forces the only valid request to be `{}`, and not the infinite
+// variation allowed when there's no body extractor.
+#[derive(Default, serde::Deserialize)]
+pub struct Request {}
+
+#[derive(Debug, thiserror::Error)]
+#[error(transparent)]
+pub struct Error(#[from] pub app::ValidateError);
+
+impl IntoResponse for Error {
+    fn into_response(self) -> Response {
+        let Self(error) = self;
+        #[allow(clippy::match_wildcard_for_single_variants)]
+        match error {
+            app::ValidateError::InvalidToken => Unauthorized.into_response(),
+            other => Internal::from(other).into_response(),
+        }
+    }
+}