User.js

const mongoose = require("mongoose");

const userSchema = new mongoose.Schema({
    userId: { type: String, required: true, unique: true },
    username: { type: String },
    totalCodingTime: { type: Number, default: 0 },
    currentStreak: { type: Number, default: 0 },
    longestStreak: { type: Number, default: 0 },
    achievements: [
        {
            name: String,
            target: Number,
            description: String,
            category: String,
        }
    ],
    languages: {
        javascript: { type: Number, default: 0 },
        html: { type: Number, default: 0 },
        css: { type: Number, default: 0 },
        python: { type: Number, default: 0 },
        c: { type: Number, default: 0 },
        cpp: { type: Number, default: 0 },
        csharp: { type: Number, default: 0 },
        dart: { type: Number, default: 0 },
        go: { type: Number, default: 0 },
        json: { type: Number, default: 0 },
        kotlin: { type: Number, default: 0 },
        matlab: { type: Number, default: 0 },
        perl: { type: Number, default: 0 },
        php: { type: Number, default: 0 },
        r: { type: Number, default: 0 },
        ruby: { type: Number, default: 0 },
        rust: { type: Number, default: 0 },
        scala: { type: Number, default: 0 },
        sql: { type: Number, default: 0 },
        swift: { type: Number, default: 0 },
        typescript: { type: Number, default: 0 },
        markdown: { type: Number, default: 0 },
        properties: { type: Number, default: 0 },
    },
    lastSessionDate: { type: Date, default: null }, // New field to track last coding session date
});

module.exports = mongoose.model("User", userSchema);