const mongoose = require('mongoose'),
  Schema = mongoose.Schema;

const schema = new Schema({
  properties: { type: Schema.Types.Mixed },
  geometry: {
    type: {
      type: String,
      required: true,
      enum: ['Point'],
      default: 'Point'
    },
    coordinates: { type: [Number], index: '2dsphere' }
  },
  byUser: { type: Schema.Types.ObjectId, ref: 'User', required: false }
});

if (!schema.options.toObject) schema.options.toObject = {};
schema.options.toObject.transform = function (doc, ret/*, options*/) {
  ret = {
    _id: doc._id,
    name: doc.properties.name,
    type: doc.properties.type,
    agl: doc.properties.agl,    // feet
    amsl: doc.properties.amsl,  // feet
    coors: doc.geometry.coordinates
  };
  return ret;
}

module.exports = mongoose.model('Obstacles', schema);