feat(contest): remove contest rank (#60)

src/models/contest.rs

@@ -127,12 +127,3 @@ pub struct ContestProblem {
     pub submitted_count: u32,
     pub accepted_count: u32,
 }
-
-#[derive(Serialize, Deserialize, Debug)]
-#[serde(rename_all = "camelCase")]
-pub struct ContestRank {
-    name: String,
-    problem_id: String,
-    accepted: bool,
-    wrongs: u32,
-}

src/routes/contest.rs

@@ -3,7 +3,7 @@ use surrealdb::{engine::remote::ws::Client, sql::Thing, Surreal};
 
 use crate::{
     models::{
-        contest::{AddProblems, ContestProblem, ContestRank, CreateContest, UserContest},
+        contest::{AddProblems, ContestProblem, CreateContest, UserContest},
         error::Error,
         response::{Empty, Response},
         Credentials, OwnedId,
@@ -117,25 +117,6 @@ pub async fn get(
     }))
 }
 
-#[post("/rank/<id>", data = "<auth>")]
-pub async fn rank(
-    db: &State<Surreal<Client>>,
-    id: &str,
-    auth: Json<Credentials<'_>>,
-) -> Result<Vec<ContestRank>> {
-    if !session::verify(db, auth.id, auth.token).await {
-        return Err(Error::Unauthorized(Json("Invalid credentials".into())));
-    }
-
-    let rank = contest::rank(db, id).await?;
-
-    Ok(Json(Response {
-        success: true,
-        message: "Contest rank retrieved successfully".into(),
-        data: Some(rank),
-    }))
-}
-
 pub fn routes() -> Vec<rocket::Route> {
     use rocket::routes;
     routes![create, get, add_problems, list_problems, list_all]

src/utils/contest.rs

@@ -1,7 +1,7 @@
 use anyhow::Result;
 use surrealdb::{engine::remote::ws::Client, sql::Thing, Surreal};
 
-use crate::models::contest::{Contest, ContestData, ContestProblem, ContestRank};
+use crate::models::contest::{Contest, ContestData, ContestProblem};
 
 pub async fn create(
     db: &Surreal<Client>,
@@ -105,35 +105,3 @@ pub async fn remove_problem(
         .await?
         .take(0)?)
 }
-
-const RANK_QUERY: &str = r#"
-SELECT VALUE array::map((SELECT VALUE id FROM type::thing("contest", $id).problems), |$problem| {
-    LET $submissions = SELECT judge_result.status.type AS status, created_at
-    FROM submission WHERE problem.id == $problem AND $parent.id == creator ORDER BY created_at ASC;
-    LET $first_accepted = array::find_index($submissions, |$submission| {
-        RETURN $submission.status == "accepted"
-    });
-    RETURN IF $first_accepted {
-        RETURN {
-            name: $problem.title,
-            problem_id: record::id($problem),
-            accepted: true,
-            wrongs: count($submissions) - $first_accepted - 1,
-        }
-    } ELSE {
-        RETURN {
-            name: $problem.title,
-            problem_id: record::id($problem),
-            accepted: false,
-            wrongs: count($submissions),
-        }
-    }
-}) FROM array::distinct(SELECT VALUE creator FROM submission)
-"#;
-pub async fn rank(db: &Surreal<Client>, id: &str) -> Result<Vec<ContestRank>> {
-    Ok(db
-        .query(RANK_QUERY)
-        .bind(("id", id.to_string()))
-        .await?
-        .take(0)?)
-}