feat: implement thought thread retrieval with replies and visibility filtering

thoughts-backend/api/src/init.rs

@@ -8,7 +8,6 @@ use app::state::AppState;
 
 use crate::routers::create_router;
 
-// TODO: middleware, logging, authentication
 pub fn setup_router(conn: DatabaseConnection, config: &Config) -> Router {
     create_router(AppState {
         conn,

thoughts-backend/api/src/routers/thought.rs

@@ -11,7 +11,10 @@ use app::{
     persistence::thought::{create_thought, delete_thought, get_thought},
     state::AppState,
 };
-use models::{params::thought::CreateThoughtParams, schemas::thought::ThoughtSchema};
+use models::{
+    params::thought::CreateThoughtParams,
+    schemas::thought::{ThoughtSchema, ThoughtThreadSchema},
+};
 use sea_orm::prelude::Uuid;
 
 use crate::{
@@ -118,8 +121,33 @@ async fn thoughts_delete(
     Ok(StatusCode::NO_CONTENT)
 }
 
+#[utoipa::path(
+    get,
+    path = "/{id}/thread",
+    params(
+        ("id" = Uuid, Path, description = "Thought ID")
+    ),
+    responses(
+        (status = 200, description = "Thought thread found", body = ThoughtThreadSchema),
+        (status = 404, description = "Not Found", body = ApiErrorResponse)
+    )
+)]
+async fn get_thought_thread(
+    State(state): State<AppState>,
+    Path(id): Path<Uuid>,
+    viewer: OptionalAuthUser,
+) -> Result<impl IntoResponse, ApiError> {
+    let viewer_id = viewer.0.map(|u| u.id);
+    let thread = app::persistence::thought::get_thought_with_replies(&state.conn, id, viewer_id)
+        .await?
+        .ok_or(UserError::NotFound)?;
+
+    Ok(Json(thread))
+}
+
 pub fn create_thought_router() -> Router<AppState> {
     Router::new()
         .route("/", post(thoughts_post))
+        .route("/{id}/thread", get(get_thought_thread))
         .route("/{id}", get(get_thought_by_id).delete(thoughts_delete))
 }

thoughts-backend/api/src/routers/user.rs

@@ -345,10 +345,17 @@ async fn get_me(
     let following = get_following(&state.conn, auth_user.id).await?;
 
     let response = MeSchema {
-        user: UserSchema::from((user, top_friends)),
+        id: user.id,
+        username: user.username,
+        display_name: user.display_name,
+        bio: user.bio,
+        avatar_url: user.avatar_url,
+        header_url: user.header_url,
+        custom_css: user.custom_css,
+        top_friends: top_friends.into_iter().map(|u| u.username).collect(),
+        joined_at: user.created_at.into(),
         following: following.into_iter().map(UserSchema::from).collect(),
     };
-
     Ok(axum::Json(response))
 }