const mongoose = require("mongoose");

const EventSchema = new mongoose.Schema(
  {
    title: {
      type: String,
      required: true,
    },
    description: {
      type: String,
      required: true,
    },
    date: {
      type: Date,
      required: true,
      index: true,
    },
    location: {
      type: String,
      required: true,
    },
    participants: [
      {
        type: mongoose.Schema.Types.ObjectId,
        ref: "User",
      },
    ],
    status: {
      type: String,
      enum: ["upcoming", "ongoing", "completed", "cancelled"],
      default: "upcoming",
      index: true,
    },
  },
  {
    timestamps: true,
  },
);

// Index for querying upcoming events
EventSchema.index({ date: 1, status: 1 });

module.exports = mongoose.model("Event", EventSchema);