const { fakerLV : faker } = require('@faker-js/faker');

const PLACE_COUNT = 1000;
const BBOX_RIGA = [23.755875,56.815914,24.466553,57.067617];
const [ BBOX_MIN_LAT, BBOX_MIN_LON, BBOX_MAX_LAT, BBOX_MAX_LON ] = BBOX_RIGA;

/**
 * @param { import("knex").Knex } knex
 * @returns { Promise<void> } 
 */
exports.seed = async function(knex) {

  const createPlace = () => {
    const coords = [
      faker.location.latitude({ min: BBOX_MIN_LAT, max: BBOX_MAX_LAT }),
      faker.location.longitude({ min: BBOX_MIN_LON, max: BBOX_MAX_LON })
    ];
    
    return {
      name: faker.company.name(),
      coordinates: knex.raw('ST_SetSRID(ST_MakePoint(?, ?), 4326)', coords),
    }
  };

  // Deletes ALL existing entries
  await knex('places').del()
  await knex('places').insert([
    ...new Array(PLACE_COUNT).fill(() => createPlace()).map((fn, i) => fn(i)),
  ]);
};