upgrade and re-hack jQuery, removing more support

ui/analyse/src/serverSideUnderboard.ts

@@ -22,8 +22,7 @@ export default function(element: HTMLElement, ctrl: AnalyseCtrl) {
   if (!li.AnalyseNVUI) {
     li.pubsub.on('analysis.comp.toggle', (v: boolean) => {
       setTimeout(function() {
-        if (v) $menu.find('a.computer-analysis').mousedown();
-        else $menu.find('a:eq(1)').mousedown();
+        (v ? $menu.find('a.computer-analysis') : $menu.find('a:eq(1)')).trigger('mousedown');
       }, 50);
     });
     li.pubsub.on('analysis.change', (fen: Fen, _, mainlinePly: Ply | false) => {

ui/lobby/src/boot.js

@@ -404,10 +404,10 @@ module.exports = function(cfg, element) {
 
     $form.find('div.level').each(function() {
       var $infos = $(this).find('.ai_info > div');
-      $(this).find('label').mouseenter(function() {
+      $(this).find('label').on('mouseenter', function() {
         $infos.hide().filter('.' + $(this).attr('for')).show();
       });
-      $(this).find('#config_level').mouseleave(function() {
+      $(this).find('#config_level').on('mouseleave', function() {
         var level = $(this).find('input:checked').val();
         $infos.hide().filter('.sf_level_' + level).show();
       }).trigger('mouseout');

ui/lobby/src/view/pools.ts

@@ -11,7 +11,7 @@ export function hooks(ctrl: LobbyController): Hooks {
   return bind('click', e => {
     const id = (e.target as HTMLElement).getAttribute('data-id') ||
       ((e.target as HTMLElement).parentNode as HTMLElement).getAttribute('data-id');
-    if (id === 'custom') $('.config_hook').mousedown();
+    if (id === 'custom') $('.config_hook').trigger('mousedown');
     else if (id) ctrl.clickPool(id);
   }, ctrl.redraw);
 }

ui/site/src/ackable.js

@@ -1,32 +0,0 @@
-module.exports = function(send) {
-
-  var currentId = 1; // increment with each ackable message sent
-
-  var messages = [];
-
-  function resend() {
-    var resendCutoff = Date.now() - 2500;
-    messages.forEach(function(m) {
-      if (m.at < resendCutoff) send(m.t, m.d);
-    });
-  }
-
-  setInterval(resend, 1000);
-
-  return {
-    resend: resend,
-    register: function(t, d) {
-      d.a = currentId++;
-      messages.push({
-        t: t,
-        d: d,
-        at: Date.now()
-      });
-    },
-    gotAck: function(id) {
-      messages = messages.filter(function(m) {
-        return m.d.a !== id;
-      });
-    }
-  };
-}

ui/site/src/main.js

@@ -168,7 +168,7 @@
       if (opts.focus) $input.focus();
       if (opts.onSelect) $input.on('typeahead:select', function(ev, sel) {
         opts.onSelect(sel);
-      }).keypress(function(e) {
+      }).on('keypress', function(e) {
         if (e.which == 10 || e.which == 13) opts.onSelect($(this).val());
       });
     });
@@ -499,7 +499,7 @@
         if ($oc[0]) $oc[0].click();
         else {
           $input = $(':focus');
-          if ($input.length) $input.blur();
+          if ($input.length) $input.trigger('blur');
         }
         return false;
       });

ui/site/src/socket.js

@@ -1,4 +1,35 @@
-var makeAckable = require('./ackable');
+function makeAckable(send) {
+
+  var currentId = 1; // increment with each ackable message sent
+
+  var messages = [];
+
+  function resend() {
+    var resendCutoff = Date.now() - 2500;
+    messages.forEach(function(m) {
+      if (m.at < resendCutoff) send(m.t, m.d);
+    });
+  }
+
+  setInterval(resend, 1000);
+
+  return {
+    resend: resend,
+    register: function(t, d) {
+      d.a = currentId++;
+      messages.push({
+        t: t,
+        d: d,
+        at: Date.now()
+      });
+    },
+    gotAck: function(id) {
+      messages = messages.filter(function(m) {
+        return m.d.a !== id;
+      });
+    }
+  };
+}
 
 // versioned events, acks, retries, resync
 lichess.StrongSocket = function(url, version, settings) {