diff --git a/metar.html b/metar.html
index b3663ca..ee12ec1 100644
--- a/metar.html
+++ b/metar.html
@@ -38,13 +38,83 @@
const newMetarBtn = document.getElementById('new-metar-btn');
const metars = [];
+ function parseMetar(metarString) {
+ const decoded = {};
+ const parts = metarString.split(/\s+/).filter(Boolean);
+ let index = 0;
+
+ // Airport
+ if (parts[index] && parts[index].length === 4 && parts[index].match(/^[A-Z][A-Z0-9]{3}$/)) {
+ decoded.airport = parts[index++];
+ } else {
+ console.error('Failed to parse airport in:', metarString);
+ }
+
+ // Time
+ if (parts[index] && parts[index].endsWith('Z')) {
+ decoded.time = parts[index++];
+ } else {
+ console.error('Failed to parse time in:', metarString);
+ }
+
+ // AUTO
+ if (parts[index] && parts[index] === 'AUTO') {
+ decoded.auto = true;
+ index++;
+ }
+
+ // Wind
+ if (parts[index] && parts[index].endsWith('KT')) {
+ decoded.wind = parts[index++];
+ }
+
+ // The rest is semi-ordered. Find remarks first.
+ const remainingParts = parts.slice(index);
+ const rmkIndex = remainingParts.indexOf('RMK');
+ let mainParts = remainingParts;
+ if (rmkIndex !== -1) {
+ decoded.remarks = remainingParts.slice(rmkIndex + 1).join(' ');
+ mainParts = remainingParts.slice(0, rmkIndex);
+ }
+
+ // Identify other parts from what's left.
+ const cloudRegex = /^(SKC|CLR|FEW|SCT|BKN|OVC)(\d{3})?(CB|TCU)?$/;
+ const tempDewRegex = /^(M?\d{2})\/(M?\d{2})$/;
+ const altimeterRegex = /^A(\d{4})$/;
+
+ decoded.weather = [];
+ decoded.clouds = [];
+
+ mainParts.forEach(part => {
+ if (tempDewRegex.test(part)) {
+ if (!decoded.temp_dew) decoded.temp_dew = part;
+ } else if (altimeterRegex.test(part)) {
+ if (!decoded.altimeter) decoded.altimeter = part;
+ } else if (cloudRegex.test(part)) {
+ decoded.clouds.push(part);
+ } else if (part.endsWith('SM') && !decoded.visibility) {
+ decoded.visibility = part;
+ } else {
+ decoded.weather.push(part);
+ }
+ });
+
+ if (!decoded.altimeter) console.error('Failed to parse Altimeter in:', metarString);
+
+ return decoded;
+ }
+
function displayNewMetar() {
if (metars.length === 0) {
metarDisplay.textContent = 'No METARs loaded.';
return;
}
const randomIndex = Math.floor(Math.random() * metars.length);
- metarDisplay.textContent = metars[randomIndex];
+ const metarString = metars[randomIndex];
+ metarDisplay.textContent = metarString;
+
+ const decodedMetar = parseMetar(metarString);
+ console.log("Decoded METAR:", decodedMetar);
}
fetch('metars.txt')