SpaceNinjaServer/src/models/leaderboardModel.ts

import { model, Schema } from "mongoose";
import { ILeaderboardEntryDatabase } from "../types/leaderboardTypes";

const leaderboardEntrySchema = new Schema<ILeaderboardEntryDatabase>(
    {
        leaderboard: { type: String, required: true },
        displayName: { type: String, required: true },
        accountId: { type: Schema.Types.ObjectId, required: true },
        score: { type: Number, required: true },
        expiry: { type: Date, required: true }
    },
    { id: false }
);

leaderboardEntrySchema.index({ leaderboard: 1 });
leaderboardEntrySchema.index({ expiry: 1 }, { expireAfterSeconds: 0 }); // With this, MongoDB will automatically delete expired entries.

export const Leaderboard = model<ILeaderboardEntryDatabase>("Leaderboard", leaderboardEntrySchema);