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64 lines
3.0 KiB
JavaScript
64 lines
3.0 KiB
JavaScript
// wttr current — current weather conditions for a city / lat,lon / airport code.
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//
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// Endpoint: GET /<location>?format=j1 → returns current_condition + nearest_area.
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// One row (current snapshot).
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import { cli, Strategy } from '@jackwener/opencli/registry';
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import { EmptyResultError } from '@jackwener/opencli/errors';
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import { requireString, wttrFetch, pickWeatherDesc } from './utils.js';
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cli({
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site: 'wttr',
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name: 'current',
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access: 'read',
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description: 'Current weather conditions for a location (city, lat,lon, or airport code)',
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domain: 'wttr.in',
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strategy: Strategy.PUBLIC,
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browser: false,
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args: [
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{
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name: 'location',
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positional: true,
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required: true,
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help: 'City name, "lat,lon", airport ICAO code, or "@domain"',
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},
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],
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columns: [
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'location', 'region', 'country', 'latitude', 'longitude',
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'observedAt', 'tempC', 'tempF', 'feelsLikeC', 'feelsLikeF',
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'description', 'humidity', 'cloudCover', 'pressure',
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'precipMm', 'visibilityKm', 'uvIndex',
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'windKmph', 'windDirection', 'windDirectionDegree',
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],
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func: async (args) => {
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const location = requireString(args.location, 'location');
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const body = await wttrFetch(location, 'wttr current');
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const cur = Array.isArray(body?.current_condition) ? body.current_condition[0] : null;
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if (!cur) {
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throw new EmptyResultError('wttr current', `wttr.in returned no current conditions for "${location}".`);
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}
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const area = Array.isArray(body?.nearest_area) ? body.nearest_area[0] : null;
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return [{
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location: pickWeatherDesc(area?.areaName) || location,
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region: pickWeatherDesc(area?.region),
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country: pickWeatherDesc(area?.country),
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latitude: area?.latitude ?? null,
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longitude: area?.longitude ?? null,
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observedAt: cur.localObsDateTime ?? null,
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tempC: cur.temp_C != null ? Number(cur.temp_C) : null,
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tempF: cur.temp_F != null ? Number(cur.temp_F) : null,
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feelsLikeC: cur.FeelsLikeC != null ? Number(cur.FeelsLikeC) : null,
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feelsLikeF: cur.FeelsLikeF != null ? Number(cur.FeelsLikeF) : null,
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description: pickWeatherDesc(cur.weatherDesc),
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humidity: cur.humidity != null ? Number(cur.humidity) : null,
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cloudCover: cur.cloudcover != null ? Number(cur.cloudcover) : null,
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pressure: cur.pressure != null ? Number(cur.pressure) : null,
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precipMm: cur.precipMM != null ? Number(cur.precipMM) : null,
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visibilityKm: cur.visibility != null ? Number(cur.visibility) : null,
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uvIndex: cur.uvIndex != null ? Number(cur.uvIndex) : null,
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windKmph: cur.windspeedKmph != null ? Number(cur.windspeedKmph) : null,
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windDirection: cur.winddir16Point ?? null,
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windDirectionDegree: cur.winddirDegree != null ? Number(cur.winddirDegree) : null,
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}];
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},
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});
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