Fixed Schemas.

schemas/Finishes.js

@@ -1,11 +1,10 @@
-import { Schema } from 'mongoose'
-import Level from './Level.js'
-import Player from './Player.js'
+import mongoose from 'mongoose'
 
-const Finish = new Schema({
-    map: Level,
+const Finish = new mongoose.Schema({
+    map: { type: mongoose.Schema.ObjectId, ref: 'Level' },
+    time: Number,
     time: Date,
-    players: [Player]
+    players: [{ type: mongoose.Schema.ObjectId, ref: 'Player' }]
 })
 
-export default Finish
+export default mongoose.model("Finish", Finish)

schemas/Level.js

@@ -1,14 +1,12 @@
-import { Schema } from 'mongoose'
-import Finish from './Finishes.js'
+import mongoose from 'mongoose'
 
-const Level = new Schema({
+const Level = new mongoose.Schema({
     name: String,
     mapper: String,
     release: Date,
     category: String,
     rating: Number,
-    awardPoints: Number,
-    finishes: [Finish]
+    awardPoints: Number
 })
 
-export default Level
+export default mongoose.model("Level", Level)

schemas/Player.js

@@ -1,13 +1,10 @@
-import { Schema } from 'mongoose'
-import Level from './Level.js'
+import mongoose from 'mongoose'
 
-const Player = new Schema({
+const Player = new mongoose.Schema({
     name: String,
     points: Number,
     rankPoints: Number,
-    teamPoints: Number,
-    finishedMaps: [Level],
-    favouritePartners: [Player]
+    teamPoints: Number
 })
 
-export default Player
+export default mongoose.model("Player", Player)