initial commit

models/problems.ts

@@ -0,0 +1,22 @@
+import {Schema, model, Types} from 'mongoose';
+
+import {Session} from './sessions';
+
+export interface Problem{
+  _id: Types.ObjectId;
+  problemId: string;
+  read: Session[];
+  code: Session[];
+  wa: number[];
+  ac: number;
+}
+
+const problemSchema = new Schema<Problem>({
+  problemId: {type: String, required: true},
+  read: {type: [{type: Schema.Types.ObjectId, ref: 'Session'}], default: []},
+  code: {type: [{type: Schema.Types.ObjectId, ref: 'Session'}], default: []},
+  wa: {type: [Number], default: []},
+  ac: {type: Number, default: -1},
+});
+
+export const problemModel = model<Problem>('Problem', problemSchema);