src/models/AdminAlert.js

const mongoose = require('mongoose');

const adminAlertSchema = new mongoose.Schema(
  {
    type: {
      type: String,
      required: true,
      enum: ['stuck_order', 'failed_payment', 'low_stock', 'unassigned_consultation', 'custom'],
    },
    severity: {
      type: String,
      required: true,
      enum: ['critical', 'warning', 'info'],
    },
    title: { type: String, required: true },
    message: { type: String },
    market: { type: mongoose.Schema.Types.ObjectId, ref: 'Market' },

    // Reference to source entity
    referenceType: { type: String },
    referenceId: { type: mongoose.Schema.Types.ObjectId },

    // Lifecycle
    status: {
      type: String,
      enum: ['active', 'dismissed', 'auto_resolved'],
      default: 'active',
    },
    dismissedBy: { type: mongoose.Schema.Types.ObjectId, ref: 'Admin' },
    dismissedAt: { type: Date },

    isAutoGenerated: { type: Boolean, default: true },
  },
  { timestamps: true }
);

adminAlertSchema.index({ status: 1, severity: 1 });
adminAlertSchema.index({ type: 1, status: 1 });

module.exports = mongoose.model('AdminAlert', adminAlertSchema);