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Handler for trying https first (QSY), fallback to http

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int2001
2026-01-24 08:22:21 +00:00
parent 8bc1b3c802
commit 558984dbe5
1 changed files with 68 additions and 36 deletions
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104
assets/js/cat.js
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@@ -346,7 +346,8 @@ $(document).ready(function() {
/**
* Perform the actual radio tuning via CAT interface
* Sends frequency and mode to radio via HTTP request
* Sends frequency and mode to radio via HTTP/HTTPS request with failover
* Tries HTTPS first, falls back to HTTP on failure
* @param {string} catUrl - CAT interface URL for the radio
* @param {number} freqHz - Frequency in Hz
* @param {string} mode - Radio mode (validated against supported modes)
@@ -358,44 +359,75 @@ $(document).ready(function() {
const validModes = ['lsb', 'usb', 'cw', 'fm', 'am', 'rtty', 'pkt', 'dig', 'pktlsb', 'pktusb', 'pktfm'];
const catMode = mode && validModes.includes(mode.toLowerCase()) ? mode.toLowerCase() : 'usb';
// Format: {cat_url}/{frequency}/{mode}
const url = catUrl + '/' + freqHz + '/' + catMode;
// Determine which protocol to try first
// If URL is already HTTPS, use it. If HTTP, upgrade to HTTPS for first attempt.
const isHttps = catUrl.startsWith('https://');
const httpsUrl = isHttps ? catUrl : catUrl.replace(/^http:\/\//, 'https://');
const httpUrl = isHttps ? catUrl.replace(/^https:\/\//, 'http://') : catUrl;
// Make request with proper error handling
fetch(url, {
method: 'GET'
})
.then(response => {
if (response.ok) {
// Success - HTTP 200-299, get response text
return response.text();
} else {
// HTTP error status (4xx, 5xx)
throw new Error('HTTP ' + response.status);
}
})
.then(data => {
// Call success callback with response data
if (typeof onSuccess === 'function') {
onSuccess(data);
}
})
.catch(error => {
// Only show error on actual failures (network error, HTTP error, etc.)
const freqMHz = (freqHz / 1000000).toFixed(3);
const errorTitle = lang_cat_radio_tuning_failed;
const errorMsg = lang_cat_failed_to_tune + ' ' + freqMHz + ' MHz (' + catMode.toUpperCase() + '). ' + lang_cat_not_responding;
// Build the full URLs with frequency and mode
const httpsRequestUrl = httpsUrl + '/' + freqHz + '/' + catMode;
const httpRequestUrl = httpUrl + '/' + freqHz + '/' + catMode;
// Use showToast if available (from qso.js), otherwise use Bootstrap alert
if (typeof showToast === 'function') {
showToast(errorTitle, errorMsg, 'bg-danger text-white', 5000);
}
// Try HTTPS first (unless original URL was already HTTPS, then just try that)
const tryHttps = !isHttps;
// Call error callback if provided
if (typeof onError === 'function') {
onError(null, 'error', error.message);
}
});
// Function to attempt tuning with a specific URL
const tryTuning = function(url, isFallback) {
return fetch(url, {
method: 'GET'
})
.then(response => {
if (response.ok) {
// Success - HTTP 200-299, get response text
return response.text();
} else {
// HTTP error status (4xx, 5xx)
throw new Error('HTTP ' + response.status);
}
})
.then(data => {
// Call success callback with response data
if (typeof onSuccess === 'function') {
onSuccess(data);
}
return data;
});
};
// Execute failover logic: try HTTPS first, then HTTP
const primaryUrl = tryHttps ? httpsRequestUrl : httpRequestUrl;
const fallbackUrl = tryHttps ? httpRequestUrl : null;
tryTuning(primaryUrl, false)
.catch(error => {
// If HTTPS was attempted and failed, try HTTP fallback
if (fallbackUrl !== null) {
return tryTuning(fallbackUrl, true)
.catch(fallbackError => {
// Both HTTPS and HTTP failed
throw fallbackError;
});
}
// No fallback available (was already HTTPS or only one URL to try)
throw error;
})
.catch(error => {
// All attempts failed - show error
const freqMHz = (freqHz / 1000000).toFixed(3);
const errorTitle = lang_cat_radio_tuning_failed;
const errorMsg = lang_cat_failed_to_tune + ' ' + freqMHz + ' MHz (' + catMode.toUpperCase() + '). ' + lang_cat_not_responding;
// Use showToast if available (from qso.js), otherwise use Bootstrap alert
if (typeof showToast === 'function') {
showToast(errorTitle, errorMsg, 'bg-danger text-white', 5000);
}
// Call error callback if provided
if (typeof onError === 'function') {
onError(null, 'error', error.message);
}
});
}
/**