From c630a3d95fcba117eeeeb03a0c656ef26bea3072 Mon Sep 17 00:00:00 2001
From: mia <mia@mia.jetzt>
Date: Fri, 3 May 2024 18:25:03 -0700
Subject: refactor scope access endpoints

---
 src/server/account.rs | 104 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 104 insertions(+)
 create mode 100644 src/server/account.rs

(limited to 'src/server/account.rs')

diff --git a/src/server/account.rs b/src/server/account.rs
new file mode 100644
index 0000000..b2c294f
--- /dev/null
+++ b/src/server/account.rs
@@ -0,0 +1,104 @@
+use std::time::SystemTime;
+
+use axum::{
+    body::Body,
+    extract::State,
+    http::{HeaderMap, StatusCode, Uri},
+    response::{IntoResponse, Response},
+    routing::get,
+    Router,
+};
+use axum_extra::extract::CookieJar;
+use maud::html;
+use tap::Pipe;
+
+use crate::server::{store::Store, Handoffs, Nevermind};
+
+use super::{account_auth, render_html, ApiState};
+
+pub fn bind(app: Router<ApiState>) -> Router<ApiState> {
+    app.route("/", get(get_panel))
+        .route("/scopes", get(get_scopes))
+        .route("/handoff", get(get_handoff))
+}
+
+#[axum::debug_handler(state = ApiState)]
+async fn get_panel(jar: CookieJar, State(store): State<Store>) -> Result<Response, Response> {
+    Ok(account_auth(&jar, &store)
+        .await
+        .prompt_login()?
+        .pipe(render_normal_panel))
+}
+
+fn render_normal_panel(name: String) -> Response {
+    render_html(
+        html!(title { "dissociate" }),
+        html! {
+            p { "currently logged in as " (name) }
+            a href="/logout" { button { "log out" } }
+        },
+    )
+}
+
+#[axum::debug_handler(state = ApiState)]
+async fn get_scopes(jar: CookieJar, State(store): State<Store>) -> Result<Response, Response> {
+    let name = account_auth(&jar, &store).await.prompt_login()?;
+    let account = store.get_account(&name).await.prompt_logout()?;
+    let body = account.scopes.join(" ");
+
+    Ok(Response::builder()
+        .status(StatusCode::OK)
+        .header("Content-Type", "text/plain")
+        .body(body.into())
+        .unwrap())
+}
+
+#[axum::debug_handler(state = ApiState)]
+async fn get_handoff(
+    jar: CookieJar,
+    State(Handoffs(handoffs)): State<Handoffs>,
+    State(store): State<Store>,
+    headers: HeaderMap,
+) -> Response {
+    let Some(origin_header) = headers.get("Origin") else {
+        return (StatusCode::BAD_REQUEST, "Missing Origin header").into_response();
+    };
+    let Some(origin) = origin_header
+        .to_str()
+        .ok()
+        .and_then(|origin| origin.parse::<Uri>().ok())
+        .and_then(|origin| origin.host().map(ToString::to_string))
+    else {
+        return (StatusCode::BAD_REQUEST, "Malformed Origin header").into_response();
+    };
+    if !handoffs.contains(&origin) {
+        return (StatusCode::FORBIDDEN, "Origin not registered for handoff").into_response();
+    }
+
+    let builder = Response::builder()
+        .header("Access-Control-Allow-Credentials", "true")
+        .header("Access-Control-Allow-Origin", origin_header);
+
+    if let Some(token) = jar.get("dissociate-token") {
+        if let Some((_, expires)) = store.check_token(token.value()).await {
+            let expires_in = expires
+                .duration_since(SystemTime::now())
+                .unwrap_or_default()
+                .as_secs();
+
+            return builder
+                .status(StatusCode::OK)
+                .body(Body::from(format!(
+                    r#"{{"token":"{}","expiresIn":{}}}"#,
+                    token.value().to_string(),
+                    expires_in,
+                )))
+                .unwrap();
+        }
+    }
+
+    builder
+        .status(StatusCode::UNAUTHORIZED)
+        .body(Body::empty())
+        .unwrap()
+}
-- 
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