X-Git-Url: https://git.auder.net/?a=blobdiff_plain;f=client%2Fsrc%2Fviews%2FHall.vue;h=e53dd56aa1231a8dcbb9a8ccd21e3cb044543b38;hb=8418f0d79395f40172b11d62eef8b83112f1d240;hp=0ade5e58bfa4519a3b60e1989ef538c1b51af18e;hpb=b1ea21493a31105d17cd600ff1d26ee6fd9e3f6f;p=vchess.git

diff --git a/client/src/views/Hall.vue b/client/src/views/Hall.vue
index 0ade5e58..e53dd56a 100644
--- a/client/src/views/Hall.vue
+++ b/client/src/views/Hall.vue
@@ -1,66 +1,72 @@
 <template lang="pug">
 main
   input#modalInfo.modal(type="checkbox")
-  div(role="dialog" aria-labelledby="infoMessage")
+  div#infoDiv(role="dialog" data-checkbox="modalInfo" aria-labelledby="infoMessage")
     .card.smallpad.small-modal.text-center
       label.modal-close(for="modalInfo")
       h3#infoMessage.section
         p(v-html="infoMessage")
   input#modalNewgame.modal(type="checkbox")
-  div(role="dialog" data-checkbox="modalNewgame"
+  div#newgameDiv(role="dialog" data-checkbox="modalNewgame"
       aria-labelledby="titleFenedit")
     .card.smallpad(@keyup.enter="newChallenge")
       label#closeNewgame.modal-close(for="modalNewgame")
       fieldset
-        label(for="selectVariant") {{ st.tr["Variant"] }}
+        label(for="selectVariant") {{ st.tr["Variant"] }} *
         select#selectVariant(v-model="newchallenge.vid")
-          option(v-for="v in st.variants" :value="v.id") {{ v.name }}
+          option(v-for="v in st.variants" :value="v.id"
+              :selected="newchallenge.vid==v.id")
+            | {{ v.name }}
       fieldset
-        label(for="timeControl") {{ st.tr["Time control"] }}
+        label(for="timeControl") {{ st.tr["Cadence"] }} *
+        div#predefinedTimeControls
+          button 3+2
+          button 5+3
+          button 15+5
         input#timeControl(type="text" v-model="newchallenge.timeControl"
-          placeholder="3m+2s, 1h+30s, 7d+1d ...")
+          placeholder="5+0, 1h+30s, 7d+1d ...")
       fieldset(v-if="st.user.id > 0")
-        label(for="selectPlayers") {{ st.tr["Play with? (optional)"] }}
+        label(for="selectPlayers") {{ st.tr["Play with?"] }}
         input#selectPlayers(type="text" v-model="newchallenge.to")
-      fieldset(v-if="st.user.id > 0")
-        label(for="inputFen") {{ st.tr["FEN (optional)"] }}
+      fieldset(v-if="st.user.id > 0 && newchallenge.to.length > 0")
+        label(for="inputFen") FEN
         input#inputFen(type="text" v-model="newchallenge.fen")
       button(@click="newChallenge") {{ st.tr["Send challenge"] }}
   .row
     .col-sm-12
-      button#newGame(onClick="doClick('modalNewgame')") New game
+      button#newGame(onClick="doClick('modalNewgame')") {{ st.tr["New game"] }}
   .row
     .col-sm-12.col-md-10.col-md-offset-1.col-lg-8.col-lg-offset-2
       div
         .button-group
           button(@click="(e) => setDisplay('c','live',e)" class="active")
-            | Live Challenges
+            | {{ st.tr["Live challenges"] }}
           button(@click="(e) => setDisplay('c','corr',e)")
-            | Correspondance challenges
+            | {{ st.tr["Correspondance challenges"] }}
         ChallengeList(v-show="cdisplay=='live'"
           :challenges="filterChallenges('live')" @click-challenge="clickChallenge")
         ChallengeList(v-show="cdisplay=='corr'"
           :challenges="filterChallenges('corr')" @click-challenge="clickChallenge")
       #people
-        h3.text-center Who's there?
+        h3.text-center {{ st.tr["Who's there?"] }}
         #players
-          p(v-for="p in Object.values(people)" v-if="!!p.name")
-            span {{ p.name }}
+          p(v-for="sid in Object.keys(people)" v-if="!!people[sid].name")
+            span {{ people[sid].name }}
             button.player-action(
-              v-if="p.name != st.user.name"
-              @click="challOrWatch(p,$event)"
+              v-if="people[sid].name != st.user.name"
+              @click="challOrWatch(sid, $event)"
             )
-              | {{ whatPlayerDoes(p) }}
+              | {{ st.tr[!!people[sid].gamer ? 'Playing' : 'Available'] }}
           p.anonymous @nonymous ({{ anonymousCount }})
         #chat
-          Chat(:players="[]")
+          Chat(:newChat="newChat" @mychat="processChat")
         .clearer
       div
         .button-group
           button(@click="(e) => setDisplay('g','live',e)" class="active")
-            | Live games
+            | {{ st.tr["Live games"] }}
           button(@click="(e) => setDisplay('g','corr',e)")
-            | Correspondance games
+            | {{ st.tr["Correspondance games"] }}
         GameList(v-show="gdisplay=='live'" :games="filterGames('live')"
           @show-game="showGame")
         GameList(v-show="gdisplay=='corr'" :games="filterGames('corr')"
@@ -72,11 +78,14 @@ import { store } from "@/store";
 import { checkChallenge } from "@/data/challengeCheck";
 import { ArrayFun } from "@/utils/array";
 import { ajax } from "@/utils/ajax";
+import params from "@/parameters";
 import { getRandString, shuffle } from "@/utils/alea";
 import Chat from "@/components/Chat.vue";
 import GameList from "@/components/GameList.vue";
 import ChallengeList from "@/components/ChallengeList.vue";
 import { GameStorage } from "@/utils/gameStorage";
+import { processModalClick } from "@/utils/modalClick";
+
 export default {
   name: "my-hall",
   components: {
@@ -96,10 +105,14 @@ export default {
       infoMessage: "",
       newchallenge: {
         fen: "",
-        vid: 0,
+        vid: localStorage.getItem("vid") || "",
         to: "", //name of challenged player (if any)
-        timeControl: "", //"2m+2s" ...etc
+        timeControl: localStorage.getItem("timeControl") || "",
       },
+      newChat: "",
+      conn: null,
+      page: "",
+      tempId: "", //to distinguish several tabs
     };
   },
   watch: {
@@ -126,21 +139,8 @@ export default {
   created: function() {
     // Always add myself to players' list
     const my = this.st.user;
-    this.$set(this.people, my.sid, {id:my.id, name:my.name});
-    // Retrieve live challenge (not older than 30 minute) if any:
-    const chall = JSON.parse(localStorage.getItem("challenge") || "false");
-    if (!!chall)
-    {
-      // NOTE: a challenge survives 3 minutes, for potential connection issues
-      if ((Date.now() - chall.added)/1000 <= 3*60)
-      {
-        chall.added = Date.now(); //update added time, for next disconnect...
-        this.challenges.push(chall);
-        localStorage.setItem("challenge", JSON.stringify(chall));
-      }
-      else
-        localStorage.removeItem("challenge");
-    }
+    this.tempId = getRandString();
+    this.$set(this.people, my.sid, {id:my.id, name:my.name, tmpId: [this.tempId]});
     // Ask server for current corr games (all but mines)
     ajax(
       "/games",
@@ -154,7 +154,7 @@ export default {
         }));
       }
     );
-    // Also ask for corr challenges (open + sent to me)
+    // Also ask for corr challenges (open + sent by/to me)
     ajax(
       "/challenges",
       "GET",
@@ -162,44 +162,79 @@ export default {
       response => {
         // Gather all senders names, and then retrieve full identity:
         // (TODO [perf]: some might be online...)
-        const uids = response.challenges.map(c => { return c.uid });
-        ajax("/users",
-          "GET",
-          { ids: uids.join(",") },
-          response2 => {
-            let names = {};
-            response2.users.forEach(u => {names[u.id] = u.name});
-            this.challenges = this.challenges.concat(
-              response.challenges.map(c => {
-                // (just players names in fact)
-                const from = {name: names[c.uid], id: c.uid};
-                const type = this.classifyObject(c);
-                const vname = this.getVname(c.vid);
-                return Object.assign({}, c, {type: type, vname: vname, from: from});
-              })
-            )
-          }
-        );
+        let names = {};
+        response.challenges.forEach(c => {
+          if (c.uid != this.st.user.id)
+            names[c.uid] = ""; //unknwon for now
+          else if (!!c.target && c.target != this.st.user.id)
+            names[c.target] = "";
+        });
+        const addChallenges = (newChalls) => {
+          names[this.st.user.id] = this.st.user.name; //in case of
+          this.challenges = this.challenges.concat(
+            response.challenges.map(c => {
+              const from = {name: names[c.uid], id: c.uid}; //or just name
+              const type = this.classifyObject(c);
+              const vname = this.getVname(c.vid);
+              return Object.assign({},
+                {
+                  type: type,
+                  vname: vname,
+                  from: from,
+                  to: (!!c.target ? names[c.target] : ""),
+                },
+                c);
+            })
+          );
+        };
+        if (names !== {})
+        {
+          ajax("/users",
+            "GET",
+            { ids: Object.keys(names).join(",") },
+            response2 => {
+              response2.users.forEach(u => {names[u.id] = u.name});
+              addChallenges();
+            }
+          );
+        }
+        else
+          addChallenges();
       }
     );
     // 0.1] Ask server for room composition:
     const funcPollClients = () => {
-      // Same strategy as in Game.vue: send connection
-      // after we're sure WebSocket is initialized
-      this.st.conn.send(JSON.stringify({code:"connect"}));
-      this.st.conn.send(JSON.stringify({code:"pollclients"}));
+      this.conn.send(JSON.stringify({code:"connect"}));
+      this.conn.send(JSON.stringify({code:"pollclients"}));
+      this.conn.send(JSON.stringify({code:"pollgamers"}));
     };
-    if (!!this.st.conn && this.st.conn.readyState == 1) //1 == OPEN state
-      funcPollClients();
-    else //socket not ready yet (initial loading)
-      this.st.conn.onopen = funcPollClients;
-    this.st.conn.onmessage = this.socketMessageListener;
+    // Initialize connection
+    this.page = this.$route.path;
+    const connexionString = params.socketUrl +
+      "/?sid=" + this.st.user.sid +
+      "&tmpId=" + this.tempId +
+      "&page=" + encodeURIComponent(this.page);
+    this.conn = new WebSocket(connexionString);
+    this.conn.onopen = funcPollClients;
+    this.conn.onmessage = this.socketMessageListener;
     const socketCloseListener = () => {
-      store.socketCloseListener(); //reinitialize connexion (in store.js)
-      this.st.conn.addEventListener('message', this.socketMessageListener);
-      this.st.conn.addEventListener('close', socketCloseListener);
+      this.conn = new WebSocket(connexionString);
+      this.conn.addEventListener('message', this.socketMessageListener);
+      this.conn.addEventListener('close', socketCloseListener);
     };
-    this.st.conn.onclose = socketCloseListener;
+    this.conn.onclose = socketCloseListener;
+  },
+  mounted: function() {
+    [document.getElementById("infoDiv"),document.getElementById("newgameDiv")]
+      .forEach(elt => elt.addEventListener("click", processModalClick));
+    document.querySelectorAll("#predefinedTimeControls > button").forEach(
+      (b) => { b.addEventListener("click",
+        () => { this.newchallenge.timeControl = b.innerHTML; }
+      )}
+    );
+  },
+  beforeDestroy: function() {
+    this.conn.send(JSON.stringify({code:"disconnect",page:this.page}));
   },
   methods: {
     // Helpers:
@@ -210,7 +245,6 @@ export default {
       return this.games.filter(g => g.type == type);
     },
     classifyObject: function(o) { //challenge or game
-      // Heuristic: should work for most cases... (TODO)
       return (o.timeControl.indexOf('d') === -1 ? "live" : "corr");
     },
     showGame: function(g) {
@@ -234,37 +268,19 @@ export default {
       // this.st.variants might be uninitialized (variant == null)
       return (!!variant ? variant.name : "");
     },
-    whatPlayerDoes: function(p) {
-      if (this.games.some(g => g.type == "live"
-        && g.players.some(pl => pl.sid == p.sid)))
-      {
-        return "Playing";
-      }
-      return "Challenge"; //player is available
+    processChat: function(chat) {
+      // When received on server, this will trigger a "notifyRoom"
+      this.conn.send(JSON.stringify({code:"newchat", chat: chat}));
     },
     sendSomethingTo: function(to, code, obj, warnDisconnected) {
       const doSend = (code, obj, sid) => {
-        this.st.conn.send(JSON.stringify(Object.assign(
+        this.conn.send(JSON.stringify(Object.assign(
           {code: code},
           obj,
           {target: sid}
         )));
       };
-      if (!!to)
-      {
-        // Challenge with targeted players
-        const targetSid =
-          Object.keys(this.people).find(sid => this.people[sid].name == to);
-        if (!targetSid)
-        {
-          if (!!warnDisconnected)
-            alert("Warning: " + to + " is not connected");
-          return false;
-        }
-        else
-          doSend(code, obj, targetSid);
-      }
-      else
+      if (!to || (!to.sid && !to.name))
       {
         // Open challenge: send to all connected players (me excepted)
         Object.keys(this.people).forEach(sid => {
@@ -272,6 +288,27 @@ export default {
             doSend(code, obj, sid);
         });
       }
+      else
+      {
+        let targetSid = "";
+        if (!!to.sid)
+          targetSid = to.sid;
+        else
+        {
+          if (to.name == this.st.user.name)
+            return alert(this.st.tr["Cannot challenge self"]);
+          // Challenge with targeted players
+          targetSid =
+            Object.keys(this.people).find(sid => this.people[sid].name == to.name);
+          if (!targetSid)
+          {
+            if (!!warnDisconnected)
+              alert(this.st.tr["Target is not connected"]);
+            return false;
+          }
+        }
+        doSend(code, obj, targetSid);
+      }
       return true;
     },
     // Messaging center:
@@ -280,27 +317,34 @@ export default {
       switch (data.code)
       {
         case "duplicate":
-          alert("Warning: duplicate 'offline' connection");
+          this.conn.send(JSON.stringify({code:"duplicate", page:"/"}));
+          this.conn.send = () => {};
+          alert(this.st.tr["This tab is now offline"]);
           break;
         // 0.2] Receive clients list (just socket IDs)
         case "pollclients":
-        {
           data.sockIds.forEach(sid => {
             this.$set(this.people, sid, {id:0, name:""});
-            // Ask identity, challenges and game(s)
-            this.st.conn.send(JSON.stringify({code:"askidentity", target:sid}));
-            this.st.conn.send(JSON.stringify({code:"askchallenge", target:sid}));
+            // Ask identity and challenges
+            this.conn.send(JSON.stringify({code:"askidentity", target:sid}));
+            this.conn.send(JSON.stringify({code:"askchallenge", target:sid}));
+          });
+          break;
+        case "pollgamers":
+          // NOTE: we could make a difference between people in hall
+          // and gamers, but is it necessary?
+          data.sockIds.forEach(sid => {
+            this.$set(this.people, sid, {id:0, name:"", gamer:true});
+            this.conn.send(JSON.stringify({code:"askidentity", target:sid}));
           });
           // Also ask current games to all playing peers (TODO: some design issue)
-          this.st.conn.send(JSON.stringify({code:"askgames"}));
+          this.conn.send(JSON.stringify({code:"askgames"}));
           break;
-        }
         case "askidentity":
-        {
           // Request for identification: reply if I'm not anonymous
           if (this.st.user.id > 0)
           {
-            this.st.conn.send(JSON.stringify({code:"identity",
+            this.conn.send(JSON.stringify({code:"identity",
               user: {
                 // NOTE: decompose to avoid revealing email
                 name: this.st.user.name,
@@ -310,13 +354,14 @@ export default {
               target:data.from}));
           }
           break;
-        }
         case "identity":
-        {
           this.$set(this.people, data.user.sid,
-            {id: data.user.id, name: data.user.name});
+            {
+              id: data.user.id,
+              name: data.user.name,
+              gamer: this.people[data.user.sid].gamer,
+            });
           break;
-        }
         case "askchallenge":
         {
           // Send my current live challenge (if any)
@@ -325,14 +370,18 @@ export default {
           if (cIdx >= 0)
           {
             const c = this.challenges[cIdx];
-            if (!!c.to)
-            {
-              // Only share targeted challenges to the targets:
-              const toSid = Object.keys(this.people).find(k =>
-                this.people[k].name == c.to);
-              if (toSid != data.from)
-                return;
-            }
+            // TODO: code below requires "c.to" to have given his identity,
+            // but it can happen that the identity arrives later, which
+            // prevent him from receiving the challenge.
+            // ==> Filter later (when receiving challenge)
+//            if (!!c.to)
+//            {
+//              // Only share targeted challenges to the targets:
+//              const toSid = Object.keys(this.people).find(k =>
+//                this.people[k].name == c.to);
+//              if (toSid != data.from)
+//                return;
+//            }
             const myChallenge =
             {
               // Minimal challenge informations: (from not required)
@@ -341,47 +390,50 @@ export default {
               fen: c.fen,
               vid: c.vid,
               timeControl: c.timeControl,
+              added: c.added,
             };
-            this.st.conn.send(JSON.stringify({code:"challenge",
+            this.conn.send(JSON.stringify({code:"challenge",
               chall:myChallenge, target:data.from}));
           }
           break;
         }
         case "challenge":
-        {
           // Receive challenge from some player (+sid)
-          let newChall = data.chall;
-          newChall.type = this.classifyObject(data.chall);
-          newChall.from =
-            Object.assign({sid:data.from}, this.people[data.from]);
-          newChall.added = Date.now(); //TODO: this is reception timestamp, not creation
-          newChall.vname = this.getVname(newChall.vid);
-          this.challenges.push(newChall);
+          // NOTE about next condition: see "askchallenge" case.
+          if (!data.chall.to || data.chall.to == this.st.user.name)
+          {
+            let newChall = data.chall;
+            newChall.type = this.classifyObject(data.chall);
+            newChall.from =
+              Object.assign({sid:data.from}, this.people[data.from]);
+            newChall.vname = this.getVname(newChall.vid);
+            this.challenges.push(newChall);
+          }
           break;
-        }
         case "game":
         {
           // Receive game from some player (+sid)
           // NOTE: it may be correspondance (if newgame while we are connected)
           // If duplicate found: select rid (remote ID) at random
           let game = this.games.find(g => g.id == data.game.id);
-          if (!!game && Math.random() < 0.5)
-            game.rid = data.from;
+          if (!!game)
+          {
+            if (Math.random() < 0.5)
+              game.rid = data.from;
+          }
           else
           {
             let newGame = data.game;
             newGame.type = this.classifyObject(data.game);
             newGame.vname = this.getVname(data.game.vid);
             newGame.rid = data.from;
-            newGame.score = "*";
+            if (!data.game.score)
+              newGame.score = "*";
             this.games.push(newGame);
           }
           break;
         }
         case "newgame":
-        {
-          // TODO: next line required ?!
-          //ArrayFun.remove(this.challenges, c => c.id == data.cid);
           // New game just started: data contain all information
           if (this.classifyObject(data.gameInfo) == "live")
             this.startNewGame(data.gameInfo);
@@ -395,63 +447,70 @@ export default {
             setTimeout(() => { modalBox.checked = false; }, 3000);
           }
           break;
-        }
+        case "newchat":
+          this.newChat = data.chat;
+          break;
         case "refusechallenge":
-        {
           ArrayFun.remove(this.challenges, c => c.id == data.cid);
-          localStorage.removeItem("challenge");
-          alert(this.people[data.from].name + " declined your challenge");
+          alert(this.st.tr["Challenge declined"]);
           break;
-        }
         case "deletechallenge":
-        {
           // NOTE: the challenge may be already removed
           ArrayFun.remove(this.challenges, c => c.id == data.cid);
-          localStorage.removeItem("challenge"); //in case of
           break;
-        }
         case "connect":
-        {
-          this.$set(this.people, data.from, {name:"", id:0});
-          this.st.conn.send(JSON.stringify({code:"askidentity", target:data.from}));
-          this.st.conn.send(JSON.stringify({code:"askchallenge", target:data.from}));
-          this.st.conn.send(JSON.stringify({code:"askgame", target:data.from}));
+        case "gconnect":
+          this.$set(this.people, data.from, {name:"", id:0, gamer:data.code[0]=='g'});
+          this.conn.send(JSON.stringify({code:"askidentity", target:data.from}));
+          if (data.code == "connect")
+            this.conn.send(JSON.stringify({code:"askchallenge", target:data.from}));
+          else
+            this.conn.send(JSON.stringify({code:"askgame", target:data.from}));
           break;
-        }
         case "disconnect":
-        {
+        case "gdisconnect":
           this.$delete(this.people, data.from);
-          // Also remove all challenges sent by this player:
-          ArrayFun.remove(this.challenges, c => c.from.sid == data.from);
-          // And all live games where he plays and no other opponent is online
-          ArrayFun.remove(this.games, g =>
-            g.type == "live" && (g.players.every(p => p.sid == data.from
-              || !this.people[p.sid])), "all");
+          if (data.code == "disconnect")
+          {
+            // Also remove all challenges sent by this player:
+            ArrayFun.remove(this.challenges, c => c.from.sid == data.from);
+          }
+          else
+          {
+            // And all live games where he plays and no other opponent is online
+            ArrayFun.remove(this.games, g =>
+              g.type == "live" && (g.players.every(p => p.sid == data.from
+                || !this.people[p.sid])), "all");
+          }
           break;
-        }
       }
     },
     // Challenge lifecycle:
-    tryChallenge: function(player) {
-      if (player.id == 0)
+    tryChallenge: function(sid) {
+      if (this.people[sid].id == 0)
         return; //anonymous players cannot be challenged
-      this.newchallenge.to = player.name;
+      // TODO: SID is available, so we could use it instead of searching from name
+      this.newchallenge.to = this.people[sid].name;
       doClick("modalNewgame");
     },
-    challOrWatch: function(p, e) {
-      switch (e.target.innerHTML)
+    challOrWatch: function(sid) {
+      if (!this.people[sid].gamer)
       {
-        case "Challenge":
-          this.tryChallenge(p);
-          break;
-        case "Playing":
-          // NOTE: this search for game was already done for rendering
-          this.showGame(this.games.find(
-            g => g.type=="live" && g.players.some(pl => pl.sid == p.sid)));
-          break;
-      };
+        // Available, in Hall
+        this.tryChallenge(sid);
+      }
+      else
+      {
+        // Playing, in Game
+        this.showGame(this.games.find(
+          g => g.players.some(pl => pl.sid == sid || pl.uid == this.people[sid].id)));
+      }
     },
     newChallenge: async function() {
+      if (this.newchallenge.vid == "")
+        return alert(this.st.tr["Please select a variant"]);
+      if (!!this.newchallenge.to && this.newchallenge.to == this.st.user.name)
+        return alert(this.st.tr["Self-challenge is forbidden"]);
       const vname = this.getVname(this.newchallenge.vid);
       const vModule = await import("@/variants/" + vname + ".js");
       window.V = vModule.VariantRules;
@@ -462,23 +521,23 @@ export default {
         return alert(error);
       const ctype = this.classifyObject(this.newchallenge);
       if (ctype == "corr" && this.st.user.id <= 0)
-        return alert("Please log in to play correspondance games");
+        return alert(this.st.tr["Please log in to play correspondance games"]);
       // NOTE: "from" information is not required here
       let chall = Object.assign({}, this.newchallenge);
       const finishAddChallenge = (cid,warnDisconnected) => {
         chall.id = cid || "c" + getRandString();
         // Send challenge to peers (if connected)
-        const isSent = this.sendSomethingTo(chall.to, "challenge",
+        const isSent = this.sendSomethingTo({name:chall.to}, "challenge",
           {chall:chall}, !!warnDisconnected);
         if (!isSent)
           return;
-        // Remove old challenge if any (only one at a time):
+        // Remove old challenge if any (only one at a time of a given type):
         const cIdx = this.challenges.findIndex(c =>
-          c.from.sid == this.st.user.sid && c.type == ctype);
+          (c.from.sid == this.st.user.sid || c.from.id == this.st.user.id) && c.type == ctype);
         if (cIdx >= 0)
         {
           // Delete current challenge (will be replaced now)
-          this.sendSomethingTo(this.challenges[cIdx].to,
+          this.sendSomethingTo({name:this.challenges[cIdx].to},
             "deletechallenge", {cid:this.challenges[cIdx].id});
           if (ctype == "corr")
           {
@@ -501,8 +560,9 @@ export default {
           name: this.st.user.name,
         };
         this.challenges.push(chall);
-        if (ctype == "live")
-          localStorage.setItem("challenge", JSON.stringify(chall));
+        // Remember timeControl  + vid for quicker further challenges:
+        localStorage.setItem("timeControl", chall.timeControl);
+        localStorage.setItem("vid", chall.vid);
         document.getElementById("modalNewgame").checked = false;
       };
       if (ctype == "live")
@@ -527,7 +587,7 @@ export default {
       if (!myChallenge)
       {
         if (c.type == "corr" && this.st.user.id <= 0)
-          return alert("Please log in to accept corr challenges");
+          return alert(this.st.tr["Please log in to accept corr challenges"]);
         c.accepted = true;
         if (!!c.to) //c.to == this.st.user.name (connected)
         {
@@ -545,18 +605,11 @@ export default {
         }
         else
         {
-          this.st.conn.send(JSON.stringify({
+          this.conn.send(JSON.stringify({
             code: "refusechallenge",
             cid: c.id, target: c.from.sid}));
         }
-        // TODO: refactor the "sendSomethingTo()" function
-        if (!c.to)
-          this.sendSomethingTo(null, "deletechallenge", {cid:c.id});
-        else
-        {
-          this.st.conn.send(JSON.stringify({
-            code:"deletechallenge", target: c.from.sid, cid: c.id}));
-        }
+        this.sendSomethingTo(!!c.to ? {sid:c.from.sid} : null, "deletechallenge", {cid:c.id});
       }
       else //my challenge
       {
@@ -568,14 +621,12 @@ export default {
             {id: c.id}
           );
         }
-        else //live
-          localStorage.removeItem("challenge");
-        this.sendSomethingTo(c.to, "deletechallenge", {cid:c.id});
+        this.sendSomethingTo({name:c.to}, "deletechallenge", {cid:c.id});
       }
       // In all cases, the challenge is consumed:
       ArrayFun.remove(this.challenges, ch => ch.id == c.id);
     },
-    // NOTE: when launching game, the challenge is already deleted
+    // NOTE: when launching game, the challenge is already being deleted
     launchGame: async function(c) {
       const vModule = await import("@/variants/" + c.vname + ".js");
       window.V = vModule.VariantRules;
@@ -598,7 +649,7 @@ export default {
       const tryNotifyOpponent = () => {
         if (!!oppsid) //opponent is online
         {
-          this.st.conn.send(JSON.stringify({code:"newgame",
+          this.conn.send(JSON.stringify({code:"newgame",
             gameInfo:gameInfo, target:oppsid, cid:c.id}));
         }
       };
@@ -625,7 +676,7 @@ export default {
       Object.keys(this.people).forEach(sid => {
         if (![this.st.user.sid,oppsid].includes(sid))
         {
-          this.st.conn.send(JSON.stringify({code:"game",
+          this.conn.send(JSON.stringify({code:"game",
             game: { //minimal game info:
               id: gameInfo.id,
               players: gameInfo.players,