'use strict';

const mongoose = require('mongoose'),
  Schema = mongoose.Schema,
  UserTypes = require('../helpers/constants').UserTypes;

const schema = new Schema({
  properties: {
    name: { type: String },
    type: { type: Number, default: 0 },
    color: { type: String },
    area: { type: Number, default: 0 },
    crop: { type: Schema.Types.ObjectId, ref: 'Crop', required: false },
    radius: { type: Number, required: false },  // in meters, store the original radius of the pivot area
  },
  geometry: {
    type: {
      type: String,
      required: true,
      enum: ['Polygon'],
      default: 'Polygon'
    },
    coordinates: { type: [[[Number]]], required: true }
  },
  client: { type: Schema.Types.ObjectId, ref: UserTypes.CLIENT, index: true, required: true }, // The client's Id
});

// NOTE: Enabling 2dsphere indexed for the benefits of powerfull geo queries for these types of data will REQUIRE standardized polygon (CCW for boundaries, CW for holes or xcls) compliant to GeoJSON.
// and also no connected multi-polygons. These are required to ensure the data is valid for the 2dsphere index. LATER.
schema.index({ geometry: '2dsphere' });

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