better latest observation get data routine
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@ -32,26 +32,20 @@ class LatestObservations extends WeatherDisplay {
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const regionalStations = sortedStations.slice(0, 30);
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// get data for regional stations
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const allConditions = await Promise.all(regionalStations.map(async (station) => {
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try {
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const data = await json(`https://api.weather.gov/stations/${station.id}/observations/latest`, { retryCount: 3, stillWaiting: () => this.stillWaiting() });
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// test for temperature, weather and wind values present
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if (data.properties.temperature.value === null
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|| data.properties.textDescription === ''
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|| data.properties.windSpeed.value === null) return false;
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// format the return values
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return {
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...data.properties,
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StationId: station.id,
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city: station.city,
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};
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} catch (e) {
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console.log(`Unable to get latest observations for ${station.id}`);
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return false;
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}
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}));
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// remove and stations that did not return data
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const actualConditions = allConditions.filter((condition) => condition);
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// get first 7 stations
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const actualConditions = [];
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let lastStation = Math.min(regionalStations.length, 7);
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let firstStation = 0;
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while (actualConditions.length < 7 && (lastStation) <= regionalStations.length) {
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// eslint-disable-next-line no-await-in-loop
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const someStations = await getStations(regionalStations.slice(firstStation, lastStation));
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actualConditions.push(...someStations);
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// update counters
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firstStation += lastStation;
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lastStation = Math.min(regionalStations.length + 1, firstStation + 7 - actualConditions.length);
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}
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// cut down to the maximum of 7
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this.data = actualConditions.slice(0, this.MaximumRegionalStations);
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@ -119,5 +113,28 @@ const shortenCurrentConditions = (_condition) => {
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condition = condition.replace(/ with /, '/');
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return condition;
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};
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const getStations = async (stations) => {
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const stationData = await Promise.all(stations.map(async (station) => {
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try {
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const data = await json(`https://api.weather.gov/stations/${station.id}/observations/latest`, { retryCount: 1, stillWaiting: () => this.stillWaiting() });
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// test for temperature, weather and wind values present
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if (data.properties.temperature.value === null
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|| data.properties.textDescription === ''
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|| data.properties.windSpeed.value === null) return false;
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// format the return values
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return {
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...data.properties,
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StationId: station.id,
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city: station.city,
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};
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} catch (e) {
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console.log(`Unable to get latest observations for ${station.id}`);
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return false;
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}
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}));
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// filter false (no data or other error)
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return stationData.filter((d) => d);
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};
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// register display
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registerDisplay(new LatestObservations(2, 'latest-observations'));
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@ -23,7 +23,9 @@ const getRegionalObservation = async (point, city) => {
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const observation = await json(`${station}/observations/latest`);
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// preload the image
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if (!observation.properties.icon) return false;
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preloadImg(getWeatherRegionalIconFromIconLink(observation.properties.icon, !observation.properties.daytime));
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const icon = getWeatherRegionalIconFromIconLink(observation.properties.icon, !observation.properties.daytime);
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if (!icon) return false;
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preloadImg(icon);
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// return the observation
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return observation.properties;
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} catch (e) {
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@ -87,6 +87,9 @@ class RegionalForecast extends WeatherDisplay {
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// wait for the regional observation if it's not done yet
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const observation = await observationPromise;
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if (!observation) return false;
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// format the observation the same as the forecast
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const regionalObservation = {
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daytime: !!observation.icon.match(/\/day\//),
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