const mongoose = require("mongoose"); const checkInSchema = new mongoose.Schema( { userId: { type: mongoose.Schema.Types.ObjectId, ref: "User", required: true, }, date: { type: Date, required: true, }, points: { type: Number, default: 1, }, streak: { type: Number, default: 1, }, }, { timestamps: true, } ); module.exports = mongoose.models.CheckIn || mongoose.model("CheckIn", checkInSchema);