netlify-cli/dist/lib/geo-location.js

Netlify command line tool

import fetch from 'node-fetch';
const API_URL = 'https://netlifind.netlify.app';
const STATE_GEO_PROPERTY = 'geolocation';
// 24 hours
const CACHE_TTL = 8.64e7;
// 10 seconds
const REQUEST_TIMEOUT = 1e4;
export const mockLocation = {
    city: 'San Francisco',
    country: { code: 'US', name: 'United States' },
    subdivision: { code: 'CA', name: 'California' },
    longitude: 0,
    latitude: 0,
    timezone: 'UTC',
};
/**
 * Returns geolocation data from a remote API, the local cache, or a mock location, depending on the
 * specified mode.
 */
export const getGeoLocation = async ({ geoCountry, mode, offline = false, state, }) => {
    const cacheObject = state.get(STATE_GEO_PROPERTY);
    // If `--country` was used, we also set `--mode=mock`.
    if (geoCountry) {
        mode = 'mock';
    }
    // If we have cached geolocation data and the `--geo` option is set to
    // `cache`, let's try to use it.
    // Or, if the country we're trying to mock is the same one as we have in the
    // cache, let's use the cache instead of the mock.
    if (cacheObject !== undefined && (mode === 'cache' || cacheObject.data.country.code === geoCountry)) {
        const age = Date.now() - cacheObject.timestamp;
        // Let's use the cached data if it's not older than the TTL. Also, if the
        // `--offline` option was used, it's best to use the cached location than
        // the mock one.
        if (age < CACHE_TTL || offline) {
            return cacheObject.data;
        }
    }
    // If the `--geo` option is set to `mock`, we use the default mock location.
    // If the `--offline` option was used, we can't talk to the API, so let's
    // also use the mock location.  Otherwise, use the country code passed in by
    // the user.
    if (mode === 'mock' || offline || geoCountry) {
        if (geoCountry) {
            return {
                city: 'Mock City',
                country: { code: geoCountry, name: 'Mock Country' },
                subdivision: { code: 'SD', name: 'Mock Subdivision' },
                longitude: 0,
                latitude: 0,
                timezone: 'UTC',
            };
        }
        return mockLocation;
    }
    // Trying to retrieve geolocation data from the API and caching it locally.
    try {
        const data = await getGeoLocationFromAPI();
        const newCacheObject = {
            data,
            timestamp: Date.now(),
        };
        state.set(STATE_GEO_PROPERTY, newCacheObject);
        return data;
    }
    catch {
        // We couldn't get geolocation data from the API, so let's return the
        // mock location.
        return mockLocation;
    }
};
/**
 * Returns geolocation data from a remote API.
 */
const getGeoLocationFromAPI = async () => {
    const res = await fetch(API_URL, {
        method: 'GET',
        signal: AbortSignal.timeout(REQUEST_TIMEOUT),
    });
    // @ts-expect-error TS(2339) - Property 'geo' does not exist on type 'unknown'
    const { geo } = await res.json();
    return geo;
};
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