Geolocation: Weather application
Fetch weather data from an API using the user's geolocation data.
export default { async fetch(request) { let endpoint = "https://api.waqi.info/feed/geo:"; const token = ""; //Use a token from https://aqicn.org/api/ let html_style = `body{padding:6em; font-family: sans-serif;} h1{color:#f6821f}`;
let html_content = "<h1>Weather 🌦</h1>";
const latitude = request.cf.latitude; const longitude = request.cf.longitude; endpoint += `${latitude};${longitude}/?token=${token}`; const init = { headers: { "content-type": "application/json;charset=UTF-8", }, };
const response = await fetch(endpoint, init); const content = await response.json();
html_content += `<p>This is a demo using Workers geolocation data. </p>`; html_content += `You are located at: ${latitude},${longitude}.</p>`; html_content += `<p>Based off sensor data from <a href="${content.data.city.url}">${content.data.city.name}</a>:</p>`; html_content += `<p>The AQI level is: ${content.data.aqi}.</p>`; html_content += `<p>The N02 level is: ${content.data.iaqi.no2?.v}.</p>`; html_content += `<p>The O3 level is: ${content.data.iaqi.o3?.v}.</p>`; html_content += `<p>The temperature is: ${content.data.iaqi.t?.v}°C.</p>`;
let html = ` <!DOCTYPE html> <head> <title>Geolocation: Weather</title> </head> <body> <style>${html_style}</style> <div id="container"> ${html_content} </div> </body>`;
return new Response(html, { headers: { "content-type": "text/html;charset=UTF-8", }, }); },};export default { async fetch(request): Promise<Response> { let endpoint = "https://api.waqi.info/feed/geo:"; const token = ""; //Use a token from https://aqicn.org/api/ let html_style = `body{padding:6em; font-family: sans-serif;} h1{color:#f6821f}`;
let html_content = "<h1>Weather 🌦</h1>";
const latitude = request.cf.latitude; const longitude = request.cf.longitude; endpoint += `${latitude};${longitude}/?token=${token}`; const init = { headers: { "content-type": "application/json;charset=UTF-8", }, };
const response = await fetch(endpoint, init); const content = await response.json();
html_content += `<p>This is a demo using Workers geolocation data. </p>`; html_content += `You are located at: ${latitude},${longitude}.</p>`; html_content += `<p>Based off sensor data from <a href="${content.data.city.url}">${content.data.city.name}</a>:</p>`; html_content += `<p>The AQI level is: ${content.data.aqi}.</p>`; html_content += `<p>The N02 level is: ${content.data.iaqi.no2?.v}.</p>`; html_content += `<p>The O3 level is: ${content.data.iaqi.o3?.v}.</p>`; html_content += `<p>The temperature is: ${content.data.iaqi.t?.v}°C.</p>`;
let html = ` <!DOCTYPE html> <head> <title>Geolocation: Weather</title> </head> <body> <style>${html_style}</style> <div id="container"> ${html_content} </div> </body>`;
return new Response(html, { headers: { "content-type": "text/html;charset=UTF-8", }, }); },} satisfies ExportedHandler;from js import Response, Headers, fetch
async def on_fetch(request): endpoint = "https://api.waqi.info/feed/geo:" token = "" # Use a token from https://aqicn.org/api/ html_style = "body{padding:6em; font-family: sans-serif;} h1{color:#f6821f}" html_content = "<h1>Weather 🌦</h1>"
latitude = request.cf.latitude longitude = request.cf.longitude
endpoint += f"{latitude};{longitude}/?token={token}" response = await fetch(endpoint) content = await response.json()
html_content += "<p>This is a demo using Workers geolocation data. </p>" html_content += f"You are located at: {latitude},{longitude}.</p>" html_content += f"<p>Based off sensor data from <a href='{content.data.city.url}'>{content.data.city.name}</a>:</p>" html_content += f"<p>The AQI level is: {content.data.aqi}.</p>" html_content += f"<p>The N02 level is: {content.data.iaqi.no2.v}.</p>" html_content += f"<p>The O3 level is: {content.data.iaqi.o3.v}.</p>" html_content += f"<p>The temperature is: {content.data.iaqi.t.v}°C.</p>"
html = f""" <!DOCTYPE html> <head> <title>Geolocation: Weather</title> </head> <body> <style>{html_style}</style> <div id="container"> {html_content} </div> </body> """
headers = Headers.new({"content-type": "text/html;charset=UTF-8"}.items()) return Response.new(html, headers=headers)