photosite/dist/geocode/index.js

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.Geocode = void 0;
require("dotenv/config");
const url_1 = require("url");
const node_fetch_1 = __importDefault(require("node-fetch"));
const log_1 = require("../log");
const env_1 = require("../env");
class Geocode {
    constructor(db) {
        this.log = (0, log_1.createLog)('geocode');
        this.baseUrl = 'https://geocode.maps.co/search';
        this.apiKey = (0, env_1.envString)('GEOCODE_API_KEY', null);
        this.db = db;
    }
    async query(location) {
        let res = await this.db.getLocation(location);
        if (res === null) {
            res = await this.api(location);
        }
        return res;
    }
    toLatLng(obj) {
        return {
            latitude: parseFloat(obj.lat),
            longitude: parseFloat(obj.lon)
        };
    }
    //https://geocode.maps.co/search?q=&api_key=675738aa38619885468998kehbf6458
    async api(location) {
        const url = new url_1.URL(this.baseUrl);
        let response;
        let json;
        let res = null;
        url.searchParams.append('q', location);
        this.log.info(`Querying API: ${url.href}`);
        url.searchParams.append('api_key', this.apiKey);
        await this.delay(1000); //rate limit to 1/sec
        try {
            response = await (0, node_fetch_1.default)(url.href);
        }
        catch (err) {
            this.log.error('Error getting response', err);
            return null;
        }
        if (response.status !== 200) {
            this.log.warn(`Invalid response from API [${response.status}]`);
            return null;
        }
        try {
            json = await response.json();
        }
        catch (err) {
            this.log.error('Error parsing json', err);
            return null;
        }
        if (json.length < 1) {
            return null;
        }
        res = this.toLatLng(json[0]);
        await this.db.cacheLocation(location, res);
        return res;
    }
    async delay(ms) {
        return new Promise((resolve, reject) => {
            return setTimeout(resolve, ms);
        });
    }
    cache(location, latitude, longitude) {
    }
}
exports.Geocode = Geocode;
module.exports = { Geocode };
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