Remove mdns feature (#3979)

It seems is not available under PWA, so better remove it.

Author: McGiverGim

locales/en/messages.json

@@ -120,10 +120,6 @@
         "message": "Show all serial devices (for manufacturers or development)",
         "description": "Do not filter serial devices using VID/PID values (for manufacturers or development)"
     },
-    "useMdnsBrowser": {
-        "message": "Use mDNS Browser Device discovery on network (experimental)",
-        "description": "Enable mDNS Browser Device discovery in PortHandler (experimental)"
-    },
     "showManualMode": {
         "message": "Enable manual connection mode",
         "description": "Text for the option to enable or disable manual connection mode"

package.json

@@ -29,7 +29,6 @@
     "@fortawesome/fontawesome-free": "^6.5.1",
     "@panter/vue-i18next": "^0.15.2",
     "@vitejs/plugin-vue2": "^2.2.0",
-    "bonjour": "^3.5.0",
     "crypto-es": "^2.1.0",
     "d3": "^7.8.2",
     "djv": "^2.1.4",

src/js/mdns_discovery.js

@@ -2,7 +2,6 @@ import GUI from "./gui";
 import FC from "./fc";
 import { i18n } from "./localization";
 import { get as getConfig } from "./ConfigStorage";
-import MdnsDiscovery from "./mdns_discovery";
 import { isWeb } from "./utils/isWeb";
 import { usbDevices } from "./usb_devices";
 import { serialShim } from "./serial_shim.js";
@@ -29,7 +28,6 @@ const PortHandler = new function () {
     this.dfu_available = false;
     this.port_available = false;
     this.showAllSerialDevices = false;
-    this.useMdnsBrowser = false;
     this.showVirtualMode = getConfig('showVirtualMode').showVirtualMode;
     this.showManualMode = getConfig('showManualMode').showManualMode;
 };
@@ -64,11 +62,6 @@ PortHandler.reinitialize = function () {
     }
 
     this.showAllSerialDevices = getConfig('showAllSerialDevices').showAllSerialDevices;
-    this.useMdnsBrowser = getConfig('useMdnsBrowser').useMdnsBrowser;
-
-    if (this.useMdnsBrowser) {
-        MdnsDiscovery.initialize();
-    }
 
     this.check();   // start listening, check after TIMEOUT_CHECK ms
 };
@@ -90,23 +83,8 @@ PortHandler.check_serial_devices = function () {
     const self = this;
 
     const updatePorts = function(cp) {
-        self.currentPorts = [];
-
-        if (self.useMdnsBrowser) {
-            self.currentPorts = [
-                ...cp,
-                ...(MdnsDiscovery.mdnsBrowser.services?.filter(s => s.txt?.vendor === 'elrs' && s.txt?.type === 'rx' && s.ready === true)
-                    .map(s => s.addresses.map(a => ({
-                        path: `tcp://${a}`,
-                        displayName: `${s.txt?.target} - ${s.txt?.version}`,
-                        fqdn: s.fqdn,
-                        vendorId: 0,
-                        productId: 0,
-                    }))).flat() ?? []),
-            ].filter(Boolean);
-        } else {
-            self.currentPorts = cp;
-        }
+
+        self.currentPorts = cp;
 
         // auto-select port (only during initialization)
         if (!self.initialPorts) {

src/js/port_handler.js

@@ -23,7 +23,6 @@ options.initialize = function (callback) {
         TABS.options.initAnalyticsOptOut();
         TABS.options.initCliAutoComplete();
         TABS.options.initShowAllSerialDevices();
-        TABS.options.initUseMdnsBrowser();
         TABS.options.initShowVirtualMode();
         TABS.options.initUseManualConnection();
         TABS.options.initCordovaForceComputerUI();
@@ -159,17 +158,6 @@ options.initUseManualConnection = function() {
         });
 };
 
-options.initUseMdnsBrowser = function() {
-    const useMdnsBrowserElement = $('div.useMdnsBrowser input');
-    const result = getConfig('useMdnsBrowser');
-    useMdnsBrowserElement
-        .prop('checked', !!result.useMdnsBrowser)
-        .on('change', () => {
-            setConfig({ useMdnsBrowser: useMdnsBrowserElement.is(':checked') });
-            PortHandler.reinitialize();
-        });
-};
-
 options.initCordovaForceComputerUI = function () {
     if (GUI.isCordova() && cordovaUI.canChangeUI) {
         const result = getConfig('cordovaForceComputerUI');

src/js/tabs/options.js

@@ -35,12 +35,6 @@
                     </div>
                     <span class="freelabel" i18n="showAllSerialDevices"></span>
                 </div>
-                <div class="useMdnsBrowser margin-bottom">
-                    <div>
-                        <input type="checkbox" class="toggle" />
-                    </div>
-                    <span class="freelabel" i18n="useMdnsBrowser"></span>
-                </div>
                 <div class="showManualMode margin-bottom">
                     <div>
                         <input type="checkbox" class="toggle" />