diff --git a/application/views/interface_assets/footer.php b/application/views/interface_assets/footer.php index a971b6903..917fa5449 100644 --- a/application/views/interface_assets/footer.php +++ b/application/views/interface_assets/footer.php @@ -93,6 +93,9 @@ var lang_cat_websocket_radio = ""; var lang_qso_location_is_fetched_from_provided_gridsquare = ""; var lang_qso_location_is_fetched_from_dxcc_coordinates = ""; + + // CAT Configuration + var cat_timeout_minutes = Math.floor(optionslib->get_option('cat_timeout_interval'); ?> / 60); @@ -1402,712 +1405,22 @@ mymap.on('mousemove', onQsoMapMove); - - - $( document ).ready(function() { - /****************************************************************************** - * TBD: Extract to separate JS file for reuse across multiple pages - * - * RADIO CAT CONTROL FUNCTIONS - * - * Connection Types: - * - WebSocket ('ws'): Real-time communication for live updates - * - AJAX Polling: Periodic requests every 3 seconds for non-WebSocket radios - * - * Data Flow: - * WebSocket: Server → handleWebSocketData() → updateCATui() → displayRadioStatus() - * Polling: updateFromCAT() → AJAX → updateCATui() → displayRadioStatus() - * - ******************************************************************************/ - - // Global flag for CAT updates (used by all pages, not just DX Waterfall) - var cat_updating_frequency = false; - - // Global variable for currently selected radio - var selectedRadioId = null; - - // Cache for radio CAT URLs to avoid repeated AJAX calls - var radioCatUrlCache = {}; - - // Cache for radio names to avoid repeated AJAX calls - var radioNameCache = {}; - - /** - * Initialize WebSocket connection for real-time radio updates - * Handles connection, reconnection logic, and error states - */ - // Javascript for controlling rig frequency. - let websocket = null; - let reconnectAttempts = 0; - let websocketEnabled = false; - let websocketIntentionallyClosed = false; // Flag to prevent auto-reconnect when user switches away - let CATInterval=null; - var updateFromCAT_lock = 0; // This mechanism prevents multiple simultaneous calls to query the CAT interface information - var updateFromCAT_lockTimeout = null; // Timeout to release lock if AJAX fails - - // CAT Configuration Constants - const CAT_CONFIG = { - POLL_INTERVAL: 3000, // Polling interval in milliseconds - WEBSOCKET_RECONNECT_MAX: 5, - WEBSOCKET_RECONNECT_DELAY_MS: 2000, - AJAX_TIMEOUT_MS: 5000, - LOCK_TIMEOUT_MS: 10000 - }; - - function initializeWebSocketConnection() { - try { - // Note: Browser will log WebSocket connection errors to console if server is unreachable - // This is native browser behavior and cannot be suppressed - errors are handled in GUI via onerror handler - websocket = new WebSocket('ws://localhost:54322'); - - websocket.onopen = function(event) { - reconnectAttempts = 0; - websocketEnabled = true; - }; - - websocket.onmessage = function(event) { - try { - const data = JSON.parse(event.data); - handleWebSocketData(data); - } catch (error) { - // Invalid JSON data received - silently ignore - } - }; - - websocket.onerror = function(error) { - if ($('.radios option:selected').val() != '0') { - var radioName = $('select.radios option:selected').text(); - displayRadioStatus('error', radioName); - } - websocketEnabled = false; - }; - - websocket.onclose = function(event) { - websocketEnabled = false; - - // Only attempt to reconnect if the closure was not intentional - if (!websocketIntentionallyClosed && reconnectAttempts < CAT_CONFIG.WEBSOCKET_RECONNECT_MAX) { - setTimeout(() => { - reconnectAttempts++; - initializeWebSocketConnection(); - }, CAT_CONFIG.WEBSOCKET_RECONNECT_DELAY_MS * reconnectAttempts); - } else if (!websocketIntentionallyClosed) { - // Only show error if it wasn't an intentional close AND radio is not "None" - if ($('.radios option:selected').val() != '0') { - var radioName = $('select.radios option:selected').text(); - displayRadioStatus('error', radioName); - } - websocketEnabled = false; - } - }; - } catch (error) { - websocketEnabled=false; - } - } - - /** - * Handle incoming WebSocket data messages - * Processes 'welcome' and 'radio_status' message types - * @param {object} data - Message data from WebSocket server - */ - function handleWebSocketData(data) { - // Handle welcome message - if (data.type === 'welcome') { - return; - } - - // Handle radio status updates - if (data.type === 'radio_status' && data.radio && ($(".radios option:selected").val() == 'ws')) { - data.updated_minutes_ago = Math.floor((Date.now() - data.timestamp) / 60000); - // Cache the radio data - updateCATui(data); - } - } - - /** - * Update UI elements from CAT data - * Maps CAT values to form fields, handling empty/zero values appropriately - * @param {string} ui - jQuery selector for UI element - * @param {*} cat - CAT data value to display - * @param {boolean} allow_empty - Whether to update UI with empty values - * @param {boolean} allow_zero - Whether to update UI with zero values - * @param {function} callback_on_update - Optional callback when update occurs - */ - const cat2UI = function(ui, cat, allow_empty, allow_zero, callback_on_update) { - // Check, if cat-data is available - if(cat == null) { - return; - } else if (typeof allow_empty !== 'undefined' && !allow_empty && cat == '') { - return; - } else if (typeof allow_zero !== 'undefined' && !allow_zero && cat == '0' ) { - return; - } - - // Don't update frequency field if user is currently editing it - if (ui.attr('id') === 'frequency' || ui.attr('id') === 'freq_calculated') { - if (ui.is(':focus') || $('#freq_calculated').is(':focus')) { - return; - } - } - - // Only update the ui-element, if cat-data has changed - if (ui.data('catValue') != cat) { - ui.val(cat); - ui.data('catValue',cat); - if (typeof callback_on_update === 'function') { callback_on_update(cat); } - } - } - - /** - * Format frequency for display based on user preference - * @param {number} freq - Frequency in Hz - * @returns {string|null} Formatted frequency with unit or null if invalid - */ - function format_frequency(freq) { - // Return null if frequency is invalid - if (freq == null || freq == 0 || freq == '' || isNaN(freq)) { - return null; - } - - const qrgunit = localStorage.getItem('qrgunit_' + $('#band').val()) || 'kHz'; // Default to kHz if not set - let frequency_formatted=null; - if (qrgunit == 'Hz') { - frequency_formatted=freq; - } else if (qrgunit == 'kHz') { - frequency_formatted=(freq / 1000); - } else if (qrgunit == 'MHz') { - frequency_formatted=(freq / 1000000); - } else if (qrgunit == 'GHz') { - frequency_formatted=(freq / 1000000000); - } - return frequency_formatted+''+qrgunit; - } - - /** - * Tune radio to a specific frequency and mode via CAT interface - * @param {string} radioId - Radio ID (or 'ws' for WebSocket), optional - defaults to selectedRadioId - * @param {number} freqHz - Frequency in Hz - * @param {string} mode - Radio mode (e.g., 'usb', 'lsb', 'cw'), optional - auto-detects if not provided - * @param {function} onSuccess - Optional callback called on successful tuning - * @param {function} onError - Optional callback called on tuning error - * @param {boolean} skipWaterfall - If true, skip DX Waterfall integration - */ - window.tuneRadioToFrequency = function(radioId, freqHz, mode, onSuccess, onError, skipWaterfall) { - // Default radioId to global selectedRadioId if not provided - if (typeof radioId === 'undefined' || radioId === null || radioId === '') { - radioId = selectedRadioId; - } - - // Default mode to current mode if not provided - if (typeof mode === 'undefined' || mode === null || mode === '') { - mode = $('#mode').val() ? $('#mode').val().toLowerCase() : 'usb'; - } else { - mode = mode.toLowerCase(); - } - - // Check if DX Waterfall is ACTIVE and should handle this (only if not called from within DX Waterfall) - // DX Waterfall is active if dxWaterfall object exists AND has a canvas (meaning it's initialized) - if (!skipWaterfall && typeof setFrequency === 'function' && typeof dxWaterfall !== 'undefined' && dxWaterfall.canvas) { - const catAvailable = (typeof dxwaterfall_cat_state !== 'undefined' && - (dxwaterfall_cat_state === 'polling' || dxwaterfall_cat_state === 'websocket')); - - if (catAvailable) { - const freqKHz = freqHz / 1000; - setFrequency(freqKHz, false); // false = not from DX Waterfall - return; - } - } - - // Direct client-side radio control via CAT interface - if (radioId && radioId != 0 && radioId != '') { - // Get the CAT URL for the radio - let catUrl; - - if (radioId === 'ws') { - // WebSocket radio uses localhost gateway - catUrl = 'http://127.0.0.1:54321'; - } else { - // Check if CAT URL is cached - if (radioCatUrlCache[radioId]) { - // Use cached CAT URL - catUrl = radioCatUrlCache[radioId]; - performRadioTuning(catUrl, freqHz, mode, onSuccess, onError); - return; - } else { - // Fetch CAT URL from radio data and cache it - $.ajax({ - url: base_url + 'index.php/radio/json/' + radioId, - type: 'GET', - dataType: 'json', - timeout: CAT_CONFIG.AJAX_TIMEOUT_MS, - success: function(radioData) { - if (radioData.cat_url) { - // Cache the CAT URL and radio name for future use - radioCatUrlCache[radioId] = radioData.cat_url; - if (radioData.radio) { - radioNameCache[radioId] = radioData.radio; - } - performRadioTuning(radioData.cat_url, freqHz, mode, onSuccess, onError); - } else { - if (typeof onError === 'function') { - onError(null, 'error', lang_cat_no_url_configured); - } - } - }, - error: function(jqXHR, textStatus, errorThrown) { - if (typeof onError === 'function') { - onError(jqXHR, textStatus, errorThrown); - } - } - }); - return; // Exit here for non-WebSocket radios - } - } - - // For WebSocket radios, tune immediately - performRadioTuning(catUrl, freqHz, mode, onSuccess, onError); - } - }; - - /** - * Perform the actual radio tuning via CAT interface - * Sends frequency and mode to radio via HTTP request - * @param {string} catUrl - CAT interface URL for the radio - * @param {number} freqHz - Frequency in Hz - * @param {string} mode - Radio mode (validated against supported modes) - * @param {function} onSuccess - Callback on successful tuning - * @param {function} onError - Callback on tuning error - */ - function performRadioTuning(catUrl, freqHz, mode, onSuccess, onError) { - // Validate and normalize mode parameter - 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; - - // 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; - - // 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); - } - }); - } - - /** - * Display radio status panel with unified styling - * Handles success (active connection), error (connection lost), timeout (stale data), and not_logged_in states - * Includes visual feedback with color-coded icon and blink animation on updates - * @param {string} state - Display state: 'success', 'error', 'timeout', or 'not_logged_in' - * @param {object|string} data - Radio data object (success) or radio name string (error/timeout/not_logged_in) - */ - function displayRadioStatus(state, data) { - var iconClass, content; - var baseStyle = '
'; - - if (state === 'success') { - // Success state - display radio info - iconClass = 'text-success'; // Bootstrap green for success - - // Determine connection type - var connectionType = ''; - var connectionTooltip = ''; - if ($(".radios option:selected").val() == 'ws') { - connectionType = ' (' + lang_cat_live + ')'; - } else { - connectionType = ' (' + lang_cat_polling + ')'; - connectionTooltip = ' '; - } - - // Build radio info line - var radioInfo = ''; - if (data.radio != null && data.radio != '') { - radioInfo = '' + data.radio + '' + connectionType + connectionTooltip; - } - - // Build frequency/mode/power line - var freqLine = ''; - var separator = ' '; - - // Check if we have RX frequency (split operation) - if(data.frequency_rx != null && data.frequency_rx != 0) { - // Split operation: show TX and RX separately - freqLine = '' + lang_cat_tx + ': ' + data.frequency_formatted; - data.frequency_rx_formatted = format_frequency(data.frequency_rx); - if (data.frequency_rx_formatted) { - freqLine = freqLine + separator + '' + lang_cat_rx + ': ' + data.frequency_rx_formatted; - } - } else { - // Simplex operation: show TX/RX combined - freqLine = '' + lang_cat_tx_rx + ': ' + data.frequency_formatted; - } - - // Add mode and power (only if we have valid frequency) - if(data.mode != null) { - freqLine = freqLine + separator + '' + lang_cat_mode + ': ' + data.mode; - } - if(data.power != null && data.power != 0) { - freqLine = freqLine + separator + '' + lang_cat_power + ': ' + data.power+'W'; - } - - // Add complementary info to frequency line - var complementary_info = []; - if(data.prop_mode != null && data.prop_mode != '') { - if (data.prop_mode == 'SAT') { - complementary_info.push(data.prop_mode + ' ' + data.satname); - } else { - complementary_info.push(data.prop_mode); - } - } - if(complementary_info.length > 0) { - freqLine = freqLine + separator + '(' + complementary_info.join(separator) + ')'; - } - - // Combine radio info and frequency line into single line - var infoLine = radioInfo; - if (radioInfo && freqLine) { - infoLine = infoLine + separator + freqLine; - } else if (freqLine) { - infoLine = freqLine; - } - - content = '
' + infoLine + '
'; - - } else if (state === 'error') { - // Error state - WebSocket connection error - iconClass = 'text-danger'; // Bootstrap red for error - var radioName = typeof data === 'string' ? data : $('select.radios option:selected').text(); - content = '
' + lang_cat_connection_error + ': ' + radioName + '. ' + lang_cat_connection_lost + '
'; - - } else if (state === 'timeout') { - // Timeout state - data too old - iconClass = 'text-warning'; // Bootstrap yellow/amber for timeout - var radioName = typeof data === 'string' ? data : $('select.radios option:selected').text(); - content = '
' + lang_cat_connection_timeout + ': ' + radioName + '. ' + lang_cat_data_stale + '
'; - - } else if (state === 'not_logged_in') { - // Not logged in state - iconClass = 'text-danger'; // Bootstrap red for error - content = '
' + lang_cat_not_logged_in + '
'; - } - - // Build icon with Bootstrap color class and ID for animation - var icon = ''; - var html = baseStyle + icon + content + '
'; - - // Update DOM - if (!$('#radio_cat_state').length) { - // Create panel if it doesn't exist - $('#radio_status').prepend('
' + html + '
'); - } else { - // Dispose of existing tooltips before updating content - $('#radio_cat_state [data-bs-toggle="tooltip"]').each(function() { - var tooltipInstance = bootstrap.Tooltip.getInstance(this); - if (tooltipInstance) { - tooltipInstance.dispose(); - } - }); - // Update existing panel content - $('#radio_cat_state .card-body').html(html); - } // Initialize Bootstrap tooltips for any new tooltip elements in the radio panel - $('#radio_cat_state [data-bs-toggle="tooltip"]').each(function() { - new bootstrap.Tooltip(this); - }); - - // Trigger blink animation on successful updates - if (state === 'success') { - $('#radio-status-icon').addClass('radio-icon-blink'); - setTimeout(function() { - $('#radio-status-icon').removeClass('radio-icon-blink'); - }, 400); - } - } - - /** - * Process CAT data and update UI elements - * Performs timeout check, updates form fields, and displays radio status - * Handles both WebSocket and polling data sources - * @param {object} data - CAT data object from radio (includes frequency, mode, power, etc.) - */ - function updateCATui(data) { - // Check if data is too old FIRST - before any UI updates - var minutes = Math.floor(optionslib->get_option('cat_timeout_interval'); ?> / 60); - - if(data.updated_minutes_ago > minutes) { - session->userdata('user_dxwaterfall_enable') == 'Y') { ?> - dxwaterfall_cat_state = "none"; - - - // Display timeout error - var radioName = $('select.radios option:selected').text(); - displayRadioStatus('timeout', radioName); - return; // Exit early - do not update any fields with old data - } - - // Cache frequently used DOM selectors - var $frequency = $('#frequency'); - var $band = $('#band'); - var $frequencyRx = $('#frequency_rx'); - var $bandRx = $('#band_rx'); - var $mode = $('.mode'); - - // If radio name is not in data, try to get it from cache first, then from dropdown - if (!data.radio || data.radio == null || data.radio == '') { - var currentRadioId = $('select.radios option:selected').val(); - if (currentRadioId && radioNameCache[currentRadioId]) { - // Use cached radio name - data.radio = radioNameCache[currentRadioId]; - } else if (currentRadioId == 'ws') { - // WebSocket radio - use default name if not provided - data.radio = lang_cat_websocket_radio; - } else { - // Fall back to dropdown text - data.radio = $('select.radios option:selected').text(); - } - } - - // Force update by clearing catValue (prevents cat2UI from blocking updates) - $frequency.removeData('catValue'); - cat_updating_frequency = true; // Set flag before CAT update - - // Check if DX Waterfall's CAT frequency handler is available - if (typeof handleCATFrequencyUpdate === 'function') { - // DX Waterfall is active - use its debounce handler - handleCATFrequencyUpdate(data.frequency, function() { - cat2UI($frequency,data.frequency,false,true,function(d){ - $frequency.trigger('change'); // Trigger for other event handlers - const newBand = frequencyToBand(d); - // Don't auto-update band if user just manually changed it (prevents race condition) - if ($band.val() != newBand && (typeof dxWaterfall === 'undefined' || !dxWaterfall.userChangedBand)) { - $band.val(newBand).trigger('change'); // Trigger band change - } - cat_updating_frequency = false; // Clear flag after updates - }); - }); - } else { - // Standard frequency update (no DX Waterfall debounce handling) - cat2UI($frequency,data.frequency,false,true,function(d){ - $frequency.trigger('change'); - // Don't auto-update band if user just manually changed it (prevents race condition) - if ($band.val() != frequencyToBand(d) && (typeof dxWaterfall === 'undefined' || !dxWaterfall.userChangedBand)) { - $band.val(frequencyToBand(d)).trigger('change'); - } - cat_updating_frequency = false; // Clear flag after updates - }); - } - - cat2UI($frequencyRx,data.frequency_rx,false,true,function(d){$bandRx.val(frequencyToBand(d))}); - - // If frequency_rx is not provided by radio, clear the field - if (!data.frequency_rx || data.frequency_rx == 0 || data.frequency_rx == null) { - if ($frequencyRx.val() != '' && $frequencyRx.val() != '0') { - $frequencyRx.val(''); - $frequencyRx.removeData('catValue'); // Clear cache so cat2UI can update again - $bandRx.val(''); - } - } - - cat2UI($mode,catmode(data.mode),false,false,function(d){setRst($mode.val())}); - cat2UI($('#sat_name'),data.satname,false,false); - cat2UI($('#sat_mode'),data.satmode,false,false); - cat2UI($('#transmit_power'),data.power,false,false); - cat2UI($('#selectPropagation'),data.prop_mode,false,false); - - // Data is fresh (timeout check already passed at function start) - // Set CAT state for waterfall if dxwaterfall_cat_state is available - if (typeof dxwaterfall_cat_state !== 'undefined') { - if ($(".radios option:selected").val() == 'ws') { - dxwaterfall_cat_state = "websocket"; - } else { - dxwaterfall_cat_state = "polling"; - } - } - - // Format frequency for display - separator = ''; - - // Format frequency - always recalculate if it contains 'null' (from previous invalid formatting) - if (!(data.frequency_formatted) || (typeof data.frequency_formatted === 'string' && data.frequency_formatted.includes('null'))) { - data.frequency_formatted=format_frequency(data.frequency); - } - - // Only display radio info if we have valid frequency (not null and doesn't contain 'null' string) - if (data.frequency_formatted && (typeof data.frequency_formatted !== 'string' || !data.frequency_formatted.includes('null'))) { - // Display success status with radio data - displayRadioStatus('success', data); - } else { - // No valid frequency - remove radio panel if it exists - $('#radio_cat_state').remove(); - } - } - - /** - * Periodic AJAX polling function for radio status updates - * Only runs for non-WebSocket radios (skips if radio is 'ws') - * Fetches CAT data every 3 seconds and updates UI - * Includes lock mechanism to prevent simultaneous requests - */ - var updateFromCAT = function() { - if ($('select.radios option:selected').val() != '0') { - var radioID = $('select.radios option:selected').val(); - - // Skip AJAX polling if radio is using WebSockets - if (radioID == 'ws') { - return; - } - - if ((typeof radioID !== 'undefined') && (radioID !== null) && (radioID !== '') && (updateFromCAT_lock == 0)) { - updateFromCAT_lock = 1; - - // Set timeout to release lock if AJAX fails - if (updateFromCAT_lockTimeout) { - clearTimeout(updateFromCAT_lockTimeout); - } - updateFromCAT_lockTimeout = setTimeout(function() { - console.warn('CAT lock timeout - forcing release'); - updateFromCAT_lock = 0; - }, CAT_CONFIG.LOCK_TIMEOUT_MS); - - $.getJSON(base_url + 'index.php/radio/json/' + radioID, function(data) { - if (data.error) { - if (data.error == 'not_logged_in') { - // Use dedicated not_logged_in state - displayRadioStatus('not_logged_in'); - } else { - // Other errors - generic error state - var radioName = $('select.radios option:selected').text(); - displayRadioStatus('error', radioName); - } - } else { - // Update CAT UI with received data - updateCATui(data); - } - - // Clear lock timeout and release lock - if (updateFromCAT_lockTimeout) { - clearTimeout(updateFromCAT_lockTimeout); - updateFromCAT_lockTimeout = null; - } - updateFromCAT_lock = 0; - }).fail(function() { - // Release lock on AJAX failure (silently - don't show error) - if (updateFromCAT_lockTimeout) { - clearTimeout(updateFromCAT_lockTimeout); - updateFromCAT_lockTimeout = null; - } - updateFromCAT_lock = 0; - }); - } - } - }; - - /****************************************************************************** - * RADIO CAT INITIALIZATION AND EVENT HANDLERS - ******************************************************************************/ - - // Initialize DX_WATERFALL_CONSTANTS CAT timings based on poll interval - // Only call if the function exists (DX Waterfall is loaded) - if (typeof initCATTimings === 'function') { - initCATTimings(CAT_CONFIG.POLL_INTERVAL); - } - - /** - * Radio selection change handler - * Cleans up previous connection (WebSocket or polling) and initializes new one - * Clears caches, stops timers, closes connections, and starts appropriate connection type - */ - $('.radios').change(function() { - // Update global selected radio variable - selectedRadioId = $('.radios option:selected').val(); - - // Clear both caches when radio changes - radioCatUrlCache = {}; - radioNameCache = {}; - - // Hide radio status box (both success and error states) - $('#radio_cat_state').remove(); - - if (CATInterval) { // We've a change - stop polling if active - clearInterval(CATInterval); - CATInterval=null; - } - if (websocket) { // close possible websocket connection - websocketIntentionallyClosed = true; // Mark as intentional close to prevent auto-reconnect - websocket.close(); - websocketEnabled = false; - } - if (selectedRadioId == '0') { - $('#sat_name').val(''); - $('#sat_mode').val(''); - $('#frequency').val(''); - $('#frequency_rx').val(''); - $('#band_rx').val(''); - $('#selectPropagation').val($('#selectPropagation option:first').val()); - // Set DX Waterfall CAT state to none if variable exists - if (typeof dxwaterfall_cat_state !== 'undefined') { - dxwaterfall_cat_state = "none"; - } - } else if (selectedRadioId == 'ws') { - websocketIntentionallyClosed = false; // Reset flag when opening WebSocket - reconnectAttempts = 0; // Reset reconnect attempts - // Set DX Waterfall CAT state to websocket if variable exists - if (typeof dxwaterfall_cat_state !== 'undefined') { - dxwaterfall_cat_state = "websocket"; - } - initializeWebSocketConnection(); - } else { - // Set DX Waterfall CAT state to polling if variable exists - if (typeof dxwaterfall_cat_state !== 'undefined') { - dxwaterfall_cat_state = "polling"; - } - // Update frequency at configured interval - CATInterval=setInterval(updateFromCAT, CAT_CONFIG.POLL_INTERVAL); - } - }); - - // Trigger initial radio change to start monitoring selected radio - $('.radios').change(); - - /****************************************************************************** - * END OF RADIO CAT CONTROL FUNCTIONS - ******************************************************************************/ - }); - + + diff --git a/assets/js/cat.js b/assets/js/cat.js new file mode 100644 index 000000000..fb2953200 --- /dev/null +++ b/assets/js/cat.js @@ -0,0 +1,716 @@ +/** + * RADIO CAT CONTROL FUNCTIONS + * + * Connection Types: + * - WebSocket ('ws'): Real-time communication for live updates + * - AJAX Polling: Periodic requests every 3 seconds for non-WebSocket radios + * + * Data Flow: + * WebSocket: Server → handleWebSocketData() → updateCATui() → displayRadioStatus() + * Polling: updateFromCAT() → AJAX → updateCATui() → displayRadioStatus() + * + * Dependencies: + * - jQuery + * - Bootstrap tooltips + * - Global variables from footer.php: base_url, site_url, lang_cat_*, cat_timeout_minutes + * - Optional: DX Waterfall functions (setFrequency, handleCATFrequencyUpdate, initCATTimings, dxwaterfall_cat_state) + * - Optional: showToast (from common.js) + * - Required: frequencyToBand, catmode, setRst functions + * + * Required DOM Elements: + * - select.radios Radio selection dropdown + * - #frequency Main frequency input field + * - #band Band selection dropdown + * - .mode Mode selection element(s) + * + * Optional DOM Elements: + * - #radio_status Container for radio status display (created if missing) + * - #radio_cat_state Radio CAT status card (dynamically created/removed) + * - #frequency_rx RX frequency for split operation + * - #band_rx RX band for split operation + * - #freq_calculated Alternative frequency field + * - #sat_name Satellite name field + * - #sat_mode Satellite mode field + * - #transmit_power Transmit power field + * - #selectPropagation Propagation mode selector + */ + +$(document).ready(function() { + // Global flag for CAT updates (used by all pages, not just DX Waterfall) + var cat_updating_frequency = false; + + // Global variable for currently selected radio + var selectedRadioId = null; + + // Cache for radio CAT URLs to avoid repeated AJAX calls + var radioCatUrlCache = {}; + + // Cache for radio names to avoid repeated AJAX calls + var radioNameCache = {}; + + /** + * Initialize WebSocket connection for real-time radio updates + * Handles connection, reconnection logic, and error states + */ + // Javascript for controlling rig frequency. + let websocket = null; + let reconnectAttempts = 0; + let websocketEnabled = false; + let websocketIntentionallyClosed = false; // Flag to prevent auto-reconnect when user switches away + let CATInterval=null; + var updateFromCAT_lock = 0; // This mechanism prevents multiple simultaneous calls to query the CAT interface information + var updateFromCAT_lockTimeout = null; // Timeout to release lock if AJAX fails + + // CAT Configuration Constants + const CAT_CONFIG = { + POLL_INTERVAL: 3000, // Polling interval in milliseconds + WEBSOCKET_RECONNECT_MAX: 5, + WEBSOCKET_RECONNECT_DELAY_MS: 2000, + AJAX_TIMEOUT_MS: 5000, + LOCK_TIMEOUT_MS: 10000 + }; + + function initializeWebSocketConnection() { + try { + // Note: Browser will log WebSocket connection errors to console if server is unreachable + // This is native browser behavior and cannot be suppressed - errors are handled in GUI via onerror handler + websocket = new WebSocket('ws://localhost:54322'); + + websocket.onopen = function(event) { + reconnectAttempts = 0; + websocketEnabled = true; + }; + + websocket.onmessage = function(event) { + try { + const data = JSON.parse(event.data); + handleWebSocketData(data); + } catch (error) { + // Invalid JSON data received - silently ignore + } + }; + + websocket.onerror = function(error) { + if ($('.radios option:selected').val() != '0') { + var radioName = $('select.radios option:selected').text(); + displayRadioStatus('error', radioName); + } + websocketEnabled = false; + }; + + websocket.onclose = function(event) { + websocketEnabled = false; + + // Only attempt to reconnect if the closure was not intentional + if (!websocketIntentionallyClosed && reconnectAttempts < CAT_CONFIG.WEBSOCKET_RECONNECT_MAX) { + setTimeout(() => { + reconnectAttempts++; + initializeWebSocketConnection(); + }, CAT_CONFIG.WEBSOCKET_RECONNECT_DELAY_MS * reconnectAttempts); + } else if (!websocketIntentionallyClosed) { + // Only show error if it wasn't an intentional close AND radio is not "None" + if ($('.radios option:selected').val() != '0') { + var radioName = $('select.radios option:selected').text(); + displayRadioStatus('error', radioName); + } + websocketEnabled = false; + } + }; + } catch (error) { + websocketEnabled=false; + } + } + + /** + * Handle incoming WebSocket data messages + * Processes 'welcome' and 'radio_status' message types + * @param {object} data - Message data from WebSocket server + */ + function handleWebSocketData(data) { + // Handle welcome message + if (data.type === 'welcome') { + return; + } + + // Handle radio status updates + if (data.type === 'radio_status' && data.radio && ($(".radios option:selected").val() == 'ws')) { + data.updated_minutes_ago = Math.floor((Date.now() - data.timestamp) / 60000); + // Cache the radio data + updateCATui(data); + } + } + + /** + * Update UI elements from CAT data + * Maps CAT values to form fields, handling empty/zero values appropriately + * @param {string} ui - jQuery selector for UI element + * @param {*} cat - CAT data value to display + * @param {boolean} allow_empty - Whether to update UI with empty values + * @param {boolean} allow_zero - Whether to update UI with zero values + * @param {function} callback_on_update - Optional callback when update occurs + */ + const cat2UI = function(ui, cat, allow_empty, allow_zero, callback_on_update) { + // Check, if cat-data is available + if(cat == null) { + return; + } else if (typeof allow_empty !== 'undefined' && !allow_empty && cat == '') { + return; + } else if (typeof allow_zero !== 'undefined' && !allow_zero && cat == '0' ) { + return; + } + + // Don't update frequency field if user is currently editing it + if (ui.attr('id') === 'frequency' || ui.attr('id') === 'freq_calculated') { + if (ui.is(':focus') || $('#freq_calculated').is(':focus')) { + return; + } + } + + // Only update the ui-element, if cat-data has changed + if (ui.data('catValue') != cat) { + ui.val(cat); + ui.data('catValue',cat); + if (typeof callback_on_update === 'function') { callback_on_update(cat); } + } + } + + /** + * Format frequency for display based on user preference + * @param {number} freq - Frequency in Hz + * @returns {string|null} Formatted frequency with unit or null if invalid + */ + function format_frequency(freq) { + // Return null if frequency is invalid + if (freq == null || freq == 0 || freq == '' || isNaN(freq)) { + return null; + } + + const qrgunit = localStorage.getItem('qrgunit_' + $('#band').val()) || 'kHz'; // Default to kHz if not set + let frequency_formatted=null; + if (qrgunit == 'Hz') { + frequency_formatted=freq; + } else if (qrgunit == 'kHz') { + frequency_formatted=(freq / 1000); + } else if (qrgunit == 'MHz') { + frequency_formatted=(freq / 1000000); + } else if (qrgunit == 'GHz') { + frequency_formatted=(freq / 1000000000); + } + return frequency_formatted+''+qrgunit; + } + + /** + * Tune radio to a specific frequency and mode via CAT interface + * @param {string} radioId - Radio ID (or 'ws' for WebSocket), optional - defaults to selectedRadioId + * @param {number} freqHz - Frequency in Hz + * @param {string} mode - Radio mode (e.g., 'usb', 'lsb', 'cw'), optional - auto-detects if not provided + * @param {function} onSuccess - Optional callback called on successful tuning + * @param {function} onError - Optional callback called on tuning error + * @param {boolean} skipWaterfall - If true, skip DX Waterfall integration + */ + window.tuneRadioToFrequency = function(radioId, freqHz, mode, onSuccess, onError, skipWaterfall) { + // Default radioId to global selectedRadioId if not provided + if (typeof radioId === 'undefined' || radioId === null || radioId === '') { + radioId = selectedRadioId; + } + + // Default mode to current mode if not provided + if (typeof mode === 'undefined' || mode === null || mode === '') { + mode = $('#mode').val() ? $('#mode').val().toLowerCase() : 'usb'; + } else { + mode = mode.toLowerCase(); + } + + // Check if DX Waterfall is ACTIVE and should handle this (only if not called from within DX Waterfall) + // DX Waterfall is active if dxWaterfall object exists AND has a canvas (meaning it's initialized) + if (!skipWaterfall && typeof setFrequency === 'function' && typeof dxWaterfall !== 'undefined' && dxWaterfall.canvas) { + const catAvailable = (typeof dxwaterfall_cat_state !== 'undefined' && + (dxwaterfall_cat_state === 'polling' || dxwaterfall_cat_state === 'websocket')); + + if (catAvailable) { + const freqKHz = freqHz / 1000; + setFrequency(freqKHz, false); // false = not from DX Waterfall + return; + } + } + + // Direct client-side radio control via CAT interface + if (radioId && radioId != 0 && radioId != '') { + // Get the CAT URL for the radio + let catUrl; + + if (radioId === 'ws') { + // WebSocket radio uses localhost gateway + catUrl = 'http://127.0.0.1:54321'; + } else { + // Check if CAT URL is cached + if (radioCatUrlCache[radioId]) { + // Use cached CAT URL + catUrl = radioCatUrlCache[radioId]; + performRadioTuning(catUrl, freqHz, mode, onSuccess, onError); + return; + } else { + // Fetch CAT URL from radio data and cache it + $.ajax({ + url: base_url + 'index.php/radio/json/' + radioId, + type: 'GET', + dataType: 'json', + timeout: CAT_CONFIG.AJAX_TIMEOUT_MS, + success: function(radioData) { + if (radioData.cat_url) { + // Cache the CAT URL and radio name for future use + radioCatUrlCache[radioId] = radioData.cat_url; + if (radioData.radio) { + radioNameCache[radioId] = radioData.radio; + } + performRadioTuning(radioData.cat_url, freqHz, mode, onSuccess, onError); + } else { + if (typeof onError === 'function') { + onError(null, 'error', lang_cat_no_url_configured); + } + } + }, + error: function(jqXHR, textStatus, errorThrown) { + if (typeof onError === 'function') { + onError(jqXHR, textStatus, errorThrown); + } + } + }); + return; // Exit here for non-WebSocket radios + } + } + + // For WebSocket radios, tune immediately + performRadioTuning(catUrl, freqHz, mode, onSuccess, onError); + } + }; + + /** + * Perform the actual radio tuning via CAT interface + * Sends frequency and mode to radio via HTTP request + * @param {string} catUrl - CAT interface URL for the radio + * @param {number} freqHz - Frequency in Hz + * @param {string} mode - Radio mode (validated against supported modes) + * @param {function} onSuccess - Callback on successful tuning + * @param {function} onError - Callback on tuning error + */ + function performRadioTuning(catUrl, freqHz, mode, onSuccess, onError) { + // Validate and normalize mode parameter + 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; + + // 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; + + // 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); + } + }); + } + + /** + * Display radio status panel with unified styling + * Handles success (active connection), error (connection lost), timeout (stale data), and not_logged_in states + * Includes visual feedback with color-coded icon and blink animation on updates + * @param {string} state - Display state: 'success', 'error', 'timeout', or 'not_logged_in' + * @param {object|string} data - Radio data object (success) or radio name string (error/timeout/not_logged_in) + */ + function displayRadioStatus(state, data) { + var iconClass, content; + var baseStyle = '
'; + + if (state === 'success') { + // Success state - display radio info + iconClass = 'text-success'; // Bootstrap green for success + + // Determine connection type + var connectionType = ''; + var connectionTooltip = ''; + if ($(".radios option:selected").val() == 'ws') { + connectionType = ' (' + lang_cat_live + ')'; + } else { + connectionType = ' (' + lang_cat_polling + ')'; + connectionTooltip = ' '; + } + + // Build radio info line + var radioInfo = ''; + if (data.radio != null && data.radio != '') { + radioInfo = '' + data.radio + '' + connectionType + connectionTooltip; + } + + // Build frequency/mode/power line + var freqLine = ''; + var separator = ' '; + + // Check if we have RX frequency (split operation) + if(data.frequency_rx != null && data.frequency_rx != 0) { + // Split operation: show TX and RX separately + freqLine = '' + lang_cat_tx + ': ' + data.frequency_formatted; + data.frequency_rx_formatted = format_frequency(data.frequency_rx); + if (data.frequency_rx_formatted) { + freqLine = freqLine + separator + '' + lang_cat_rx + ': ' + data.frequency_rx_formatted; + } + } else { + // Simplex operation: show TX/RX combined + freqLine = '' + lang_cat_tx_rx + ': ' + data.frequency_formatted; + } + + // Add mode and power (only if we have valid frequency) + if(data.mode != null) { + freqLine = freqLine + separator + '' + lang_cat_mode + ': ' + data.mode; + } + if(data.power != null && data.power != 0) { + freqLine = freqLine + separator + '' + lang_cat_power + ': ' + data.power+'W'; + } + + // Add complementary info to frequency line + var complementary_info = []; + if(data.prop_mode != null && data.prop_mode != '') { + if (data.prop_mode == 'SAT') { + complementary_info.push(data.prop_mode + ' ' + data.satname); + } else { + complementary_info.push(data.prop_mode); + } + } + if(complementary_info.length > 0) { + freqLine = freqLine + separator + '(' + complementary_info.join(separator) + ')'; + } + + // Combine radio info and frequency line into single line + var infoLine = radioInfo; + if (radioInfo && freqLine) { + infoLine = infoLine + separator + freqLine; + } else if (freqLine) { + infoLine = freqLine; + } + + content = '
' + infoLine + '
'; + + } else if (state === 'error') { + // Error state - WebSocket connection error + iconClass = 'text-danger'; // Bootstrap red for error + var radioName = typeof data === 'string' ? data : $('select.radios option:selected').text(); + content = '
' + lang_cat_connection_error + ': ' + radioName + '. ' + lang_cat_connection_lost + '
'; + + } else if (state === 'timeout') { + // Timeout state - data too old + iconClass = 'text-warning'; // Bootstrap yellow/amber for timeout + var radioName = typeof data === 'string' ? data : $('select.radios option:selected').text(); + content = '
' + lang_cat_connection_timeout + ': ' + radioName + '. ' + lang_cat_data_stale + '
'; + + } else if (state === 'not_logged_in') { + // Not logged in state + iconClass = 'text-danger'; // Bootstrap red for error + content = '
' + lang_cat_not_logged_in + '
'; + } + + // Build icon with Bootstrap color class and ID for animation + var icon = ''; + var html = baseStyle + icon + content + '
'; + + // Update DOM + if (!$('#radio_cat_state').length) { + // Create panel if it doesn't exist + $('#radio_status').prepend('
' + html + '
'); + } else { + // Dispose of existing tooltips before updating content + $('#radio_cat_state [data-bs-toggle="tooltip"]').each(function() { + var tooltipInstance = bootstrap.Tooltip.getInstance(this); + if (tooltipInstance) { + tooltipInstance.dispose(); + } + }); + // Update existing panel content + $('#radio_cat_state .card-body').html(html); + } // Initialize Bootstrap tooltips for any new tooltip elements in the radio panel + $('#radio_cat_state [data-bs-toggle="tooltip"]').each(function() { + new bootstrap.Tooltip(this); + }); + + // Trigger blink animation on successful updates + if (state === 'success') { + $('#radio-status-icon').addClass('radio-icon-blink'); + setTimeout(function() { + $('#radio-status-icon').removeClass('radio-icon-blink'); + }, 400); + } + } + + /** + * Process CAT data and update UI elements + * Performs timeout check, updates form fields, and displays radio status + * Handles both WebSocket and polling data sources + * @param {object} data - CAT data object from radio (includes frequency, mode, power, etc.) + */ + function updateCATui(data) { + // Check if data is too old FIRST - before any UI updates + // cat_timeout_minutes is set in footer.php from PHP config + var minutes = cat_timeout_minutes; + + if(data.updated_minutes_ago > minutes) { + if (typeof dxwaterfall_cat_state !== 'undefined') { + dxwaterfall_cat_state = "none"; + } + + // Display timeout error + var radioName = $('select.radios option:selected').text(); + displayRadioStatus('timeout', radioName); + return; // Exit early - do not update any fields with old data + } + + // Cache frequently used DOM selectors + var $frequency = $('#frequency'); + var $band = $('#band'); + var $frequencyRx = $('#frequency_rx'); + var $bandRx = $('#band_rx'); + var $mode = $('.mode'); + + // If radio name is not in data, try to get it from cache first, then from dropdown + if (!data.radio || data.radio == null || data.radio == '') { + var currentRadioId = $('select.radios option:selected').val(); + if (currentRadioId && radioNameCache[currentRadioId]) { + // Use cached radio name + data.radio = radioNameCache[currentRadioId]; + } else if (currentRadioId == 'ws') { + // WebSocket radio - use default name if not provided + data.radio = lang_cat_websocket_radio; + } else { + // Fall back to dropdown text + data.radio = $('select.radios option:selected').text(); + } + } + + // Force update by clearing catValue (prevents cat2UI from blocking updates) + $frequency.removeData('catValue'); + cat_updating_frequency = true; // Set flag before CAT update + + // Check if DX Waterfall's CAT frequency handler is available + if (typeof handleCATFrequencyUpdate === 'function') { + // DX Waterfall is active - use its debounce handler + handleCATFrequencyUpdate(data.frequency, function() { + cat2UI($frequency,data.frequency,false,true,function(d){ + $frequency.trigger('change'); // Trigger for other event handlers + const newBand = frequencyToBand(d); + // Don't auto-update band if user just manually changed it (prevents race condition) + if ($band.val() != newBand && (typeof dxWaterfall === 'undefined' || !dxWaterfall.userChangedBand)) { + $band.val(newBand).trigger('change'); // Trigger band change + } + cat_updating_frequency = false; // Clear flag after updates + }); + }); + } else { + // Standard frequency update (no DX Waterfall debounce handling) + cat2UI($frequency,data.frequency,false,true,function(d){ + $frequency.trigger('change'); + // Don't auto-update band if user just manually changed it (prevents race condition) + if ($band.val() != frequencyToBand(d) && (typeof dxWaterfall === 'undefined' || !dxWaterfall.userChangedBand)) { + $band.val(frequencyToBand(d)).trigger('change'); + } + cat_updating_frequency = false; // Clear flag after updates + }); + } + + cat2UI($frequencyRx,data.frequency_rx,false,true,function(d){$bandRx.val(frequencyToBand(d))}); + + // If frequency_rx is not provided by radio, clear the field + if (!data.frequency_rx || data.frequency_rx == 0 || data.frequency_rx == null) { + if ($frequencyRx.val() != '' && $frequencyRx.val() != '0') { + $frequencyRx.val(''); + $frequencyRx.removeData('catValue'); // Clear cache so cat2UI can update again + $bandRx.val(''); + } + } + + cat2UI($mode,catmode(data.mode),false,false,function(d){setRst($mode.val())}); + cat2UI($('#sat_name'),data.satname,false,false); + cat2UI($('#sat_mode'),data.satmode,false,false); + cat2UI($('#transmit_power'),data.power,false,false); + cat2UI($('#selectPropagation'),data.prop_mode,false,false); + + // Data is fresh (timeout check already passed at function start) + // Set CAT state for waterfall if dxwaterfall_cat_state is available + if (typeof dxwaterfall_cat_state !== 'undefined') { + if ($(".radios option:selected").val() == 'ws') { + dxwaterfall_cat_state = "websocket"; + } else { + dxwaterfall_cat_state = "polling"; + } + } + + // Format frequency for display + separator = ''; + + // Format frequency - always recalculate if it contains 'null' (from previous invalid formatting) + if (!(data.frequency_formatted) || (typeof data.frequency_formatted === 'string' && data.frequency_formatted.includes('null'))) { + data.frequency_formatted=format_frequency(data.frequency); + } + + // Only display radio info if we have valid frequency (not null and doesn't contain 'null' string) + if (data.frequency_formatted && (typeof data.frequency_formatted !== 'string' || !data.frequency_formatted.includes('null'))) { + // Display success status with radio data + displayRadioStatus('success', data); + } else { + // No valid frequency - remove radio panel if it exists + $('#radio_cat_state').remove(); + } + } + + /** + * Periodic AJAX polling function for radio status updates + * Only runs for non-WebSocket radios (skips if radio is 'ws') + * Fetches CAT data every 3 seconds and updates UI + * Includes lock mechanism to prevent simultaneous requests + */ + var updateFromCAT = function() { + if ($('select.radios option:selected').val() != '0') { + var radioID = $('select.radios option:selected').val(); + + // Skip AJAX polling if radio is using WebSockets + if (radioID == 'ws') { + return; + } + + if ((typeof radioID !== 'undefined') && (radioID !== null) && (radioID !== '') && (updateFromCAT_lock == 0)) { + updateFromCAT_lock = 1; + + // Set timeout to release lock if AJAX fails + if (updateFromCAT_lockTimeout) { + clearTimeout(updateFromCAT_lockTimeout); + } + updateFromCAT_lockTimeout = setTimeout(function() { + console.warn('CAT lock timeout - forcing release'); + updateFromCAT_lock = 0; + }, CAT_CONFIG.LOCK_TIMEOUT_MS); + + $.getJSON(base_url + 'index.php/radio/json/' + radioID, function(data) { + if (data.error) { + if (data.error == 'not_logged_in') { + // Use dedicated not_logged_in state + displayRadioStatus('not_logged_in'); + } else { + // Other errors - generic error state + var radioName = $('select.radios option:selected').text(); + displayRadioStatus('error', radioName); + } + } else { + // Update CAT UI with received data + updateCATui(data); + } + + // Clear lock timeout and release lock + if (updateFromCAT_lockTimeout) { + clearTimeout(updateFromCAT_lockTimeout); + updateFromCAT_lockTimeout = null; + } + updateFromCAT_lock = 0; + }).fail(function() { + // Release lock on AJAX failure (silently - don't show error) + if (updateFromCAT_lockTimeout) { + clearTimeout(updateFromCAT_lockTimeout); + updateFromCAT_lockTimeout = null; + } + updateFromCAT_lock = 0; + }); + } + } + }; + + /****************************************************************************** + * RADIO CAT INITIALIZATION AND EVENT HANDLERS + ******************************************************************************/ + + // Initialize DX_WATERFALL_CONSTANTS CAT timings based on poll interval + // Only call if the function exists (DX Waterfall is loaded) + if (typeof initCATTimings === 'function') { + initCATTimings(CAT_CONFIG.POLL_INTERVAL); + } + + /** + * Radio selection change handler + * Cleans up previous connection (WebSocket or polling) and initializes new one + * Clears caches, stops timers, closes connections, and starts appropriate connection type + */ + $('.radios').change(function() { + // Update global selected radio variable + selectedRadioId = $('.radios option:selected').val(); + + // Clear both caches when radio changes + radioCatUrlCache = {}; + radioNameCache = {}; + + // Hide radio status box (both success and error states) + $('#radio_cat_state').remove(); + + if (CATInterval) { // We've a change - stop polling if active + clearInterval(CATInterval); + CATInterval=null; + } + if (websocket) { // close possible websocket connection + websocketIntentionallyClosed = true; // Mark as intentional close to prevent auto-reconnect + websocket.close(); + websocketEnabled = false; + } + if (selectedRadioId == '0') { + $('#sat_name').val(''); + $('#sat_mode').val(''); + $('#frequency').val(''); + $('#frequency_rx').val(''); + $('#band_rx').val(''); + $('#selectPropagation').val($('#selectPropagation option:first').val()); + // Set DX Waterfall CAT state to none if variable exists + if (typeof dxwaterfall_cat_state !== 'undefined') { + dxwaterfall_cat_state = "none"; + } + } else if (selectedRadioId == 'ws') { + websocketIntentionallyClosed = false; // Reset flag when opening WebSocket + reconnectAttempts = 0; // Reset reconnect attempts + // Set DX Waterfall CAT state to websocket if variable exists + if (typeof dxwaterfall_cat_state !== 'undefined') { + dxwaterfall_cat_state = "websocket"; + } + initializeWebSocketConnection(); + } else { + // Set DX Waterfall CAT state to polling if variable exists + if (typeof dxwaterfall_cat_state !== 'undefined') { + dxwaterfall_cat_state = "polling"; + } + // Update frequency at configured interval + CATInterval=setInterval(updateFromCAT, CAT_CONFIG.POLL_INTERVAL); + } + }); + + // Trigger initial radio change to start monitoring selected radio + $('.radios').change(); +});