Find nearby catchable Pokémons

nearby_pokemon.js

import pogobuf from 'pogobuf';
import POGOProtos from 'node-pogo-protos';
import chalk from 'chalk';

const USERNAME = '__YOUR_USERNAME__';
const PASSWORD = '__YOUR_PASSWORD__';

// 捷運西門站6號出口
const LAT = 25.0432504;
const LNG = 121.5081401;

const REFRESH_TIME_MS = 30 * 1000;

const clearConsole = () => process.stdout.write('\x1bc');
const ptcLogin = new pogobuf.PTCLogin();
const client = new pogobuf.Client();

ptcLogin.login(USERNAME, PASSWORD)
    .then((token) => {
        client.setAuthInfo('ptc', token);
        client.setPosition(LAT, LNG);
        client.init();
    })
    .then(() => {
        let lastTimestamp = Date.now();
        console.log('已登入，等待第一次地圖搜尋 (30s)');

        global.setInterval(() => {
            const cellIDs = pogobuf.Utils.getCellIDs(LAT, LNG);
            const sinceTimestamps = Array(cellIDs.length).fill(lastTimestamp);
            const dateString = (new Date()).toString();

            clearConsole();
            console.log(chalk.green(dateString));

            client.getMapObjects(cellIDs, sinceTimestamps)
                .then(mapObjects => mapObjects.map_cells)
                .then(mapCells => mapCells.forEach((cell) => {
                    cell.catchable_pokemons.forEach((pokemon) => {
                        const pokemonName = pogobuf.Utils.getEnumKeyByValue(
                            POGOProtos.Enums.PokemonId,
                            pokemon.pokemon_id
                        );

                        console.log(`  - 附近有一隻 ${pokemonName}！`);
                    });
                }));

            lastTimestamp = Date.now();
        }, REFRESH_TIME_MS);
    });