client/src/components/Game.vue

   1 <template lang="pug">
   2 .row
   3   .col-sm-12.col-md-10.col-md-offset-1.col-lg-8.col-lg-offset-2
   4     input#modalEog.modal(type="checkbox")
   5     div(role="dialog" aria-labelledby="eogMessage")
   6       .card.smallpad.small-modal.text-center
   7         label.modal-close(for="modalEog")
   8         h3#eogMessage.section {{ endgameMessage }}
   9       Chat(v-if="showChat" :opponents="opponents" :people="people")
  10       Board(:vr="vr" :last-move="lastMove" :mode="mode" :user-color="mycolor"
  11         :orientation="orientation" @play-move="play")
  12       .button-group
  13         button(@click="() => play()") Play
  14         button(@click="() => undo()") Undo
  15         button(@click="flip") Flip
  16         button(@click="gotoBegin") GotoBegin
  17         button(@click="gotoEnd") GotoEnd
  18       .button-group(v-if="mode=='human'")
  19         button(@click="offerDraw") Draw
  20         button(@click="abortGame") Abort
  21         button(@click="resign") Resign
  22       div(v-if="mode=='human' && subMode=='corr'")
  23         textarea(v-show="score=='*' && vr.turn==mycolor" v-model="corrMsg")
  24         div(v-show="cursor>=0") {{ moves[cursor].message }}
  25       .section-content(v-if="showFen && !!vr" id="fen-div")
  26         p#fenString.text-center {{ vr.getFen() }}
  27       #pgnDiv.section-content
  28         a#download(href="#")
  29         .button-group
  30           button#downloadBtn(@click="download") {{ st.tr["Download PGN"] }}
  31           button Import game
  32       MoveList(v-if="showMoves"
  33         :moves="moves" :cursor="cursor" @goto-move="gotoMove")
  34 </template>
  35
  36 <script>
  37 // Game logic on a variant page: 3 modes, analyze, computer or human
  38 // TODO: envoyer juste "light move", sans FEN ni notation ...etc
  39 // TODO: if I'm an observer and player(s) disconnect/reconnect, how to find me ?
  40 //      onClick :: ask full game to remote player, and register as an observer in game
  41 //      (use gameId to communicate)
  42 //      on landing on game :: if gameId not found locally, check remotely
  43 //      ==> il manque un param dans game : "remoteId"
  44 // TODO: import store, st
  45 import Board from "@/components/Board.vue";
  46 import Chat from "@/components/Chat.vue";
  47 import MoveList from "@/components/MoveList.vue";
  48 export default {
  49   name: 'my-game',
  50   // gameId: to find the game in storage (assumption: it exists)
  51   // fen: to start from a FEN without identifiers (analyze mode)
  52   // subMode: "auto" (game comp vs comp) or "corr" (correspondance game),
  53   // or "examine" (after human game: TODO)
  54   // gameRef in URL hash (listen for changes)
  55   props: ["fen","mode","subMode"],
  56   data: function() {
  57     return {
  58       gameRef: "",
  59       // Web worker to play computer moves without freezing interface:
  60       compWorker: new Worker('/javascripts/playCompMove.js'),
  61       timeStart: undefined, //time when computer starts thinking
  62       vr: null, //VariantRules object, describing the game state + rules
  63       endgameMessage: "",
  64       orientation: "w",
  65       lockCompThink: false, //to avoid some ghost moves
  66       myname: user.name, //may be anonymous (thus no name)
  67       opponents: {}, //filled later (potentially 2 or 3 opponents)
  68       drawOfferSent: false, //did I just ask for draw?
  69       people: {}, //observers
  70       score: "*", //'*' means 'unfinished'
  71       // userColor: given by gameId, or fen in problems mode (if no game Id)...
  72       mycolor: "w",
  73       fenStart: "",
  74       moves: [], //TODO: initialize if gameId is defined...
  75       cursor: -1, //index of the move just played
  76       lastMove: null,
  77     };
  78   },
  79 //  watch: {
  80 //    fen: function() {
  81 //      // (Security) No effect if a computer move is in progress:
  82 //      if (this.mode == "computer" && this.lockCompThink)
  83 //        return this.$emit("computer-think");
  84 //      this.newGameFromFen();
  85 //    },
  86 ////    // TODO: $route: ...
  87 ////    gameRef: function() {
  88 ////      this.loadGame();
  89 ////    },
  90 //  },
  91 //  computed: {
  92 //    showChat: function() {
  93 //      return this.mode=='human' && this.score != '*';
  94 //    },
  95 //    showMoves: function() {
  96 //      return true;
  97 //      //return window.innerWidth >= 768;
  98 //    },
  99 //    showFen: function() {
 100 //      return variant.name != "Dark" || this.score != "*";
 101 //    },
 102 //  },
 103 //  // Modal end of game, and then sub-components
 104 //  created: function() {
 105 //    if (!!this.gameRef)
 106 //      this.loadGame();
 107 //    else if (!!this.fen)
 108 //    {
 109 //      this.vr = new V(this.fen);
 110 //      this.fenStart = this.fen;
 111 //    }
 112 //    // TODO: if I'm one of the players in game, then:
 113 //    // Send ping to server (answer pong if opponent is connected)
 114 //    if (true && !!this.conn && !!this.gameRef)
 115 //    {
 116 //      this.conn.onopen = () => {
 117 //        this.conn.send(JSON.stringify({
 118 //          code:"ping",oppid:this.oppid,gameId:this.gameRef.id}));
 119 //      };
 120 //    }
 121 //    // TODO: also handle "draw accepted" (use opponents array?)
 122 //    // --> must give this info also when sending lastState...
 123 //    // and, if all players agree then OK draw (end game ...etc)
 124 //    const socketMessageListener = msg => {
 125 //      const data = JSON.parse(msg.data);
 126 //      let L = undefined;
 127 //      switch (data.code)
 128 //      {
 129 //        case "newmove": //..he played!
 130 //          this.play(data.move, variant.name!="Dark" ? "animate" : null);
 131 //          break;
 132 //        case "pong": //received if we sent a ping (game still alive on our side)
 133 //          if (this.gameRef.id != data.gameId)
 134 //            break; //games IDs don't match: definitely over...
 135 //          this.oppConnected = true;
 136 //          // Send our "last state" informations to opponent(s)
 137 //          L = this.vr.moves.length;
 138 //          Object.keys(this.opponents).forEach(oid => {
 139 //            this.conn.send(JSON.stringify({
 140 //              code: "lastate",
 141 //              oppid: oid,
 142 //              gameId: this.gameRef.id,
 143 //              lastMove: (L>0?this.vr.moves[L-1]:undefined),
 144 //              movesCount: L,
 145 //            }));
 146 //          });
 147 //          break;
 148 //        // TODO: refactor this, because at 3 or 4 players we may have missed 2 or 3 moves (not just one)
 149 //        case "lastate": //got opponent infos about last move
 150 //          L = this.vr.moves.length;
 151 //          if (this.gameRef.id != data.gameId)
 152 //            break; //games IDs don't match: nothing we can do...
 153 //          // OK, opponent still in game (which might be over)
 154 //          if (this.score != "*")
 155 //          {
 156 //            // We finished the game (any result possible)
 157 //            this.conn.send(JSON.stringify({
 158 //              code: "lastate",
 159 //              oppid: data.oppid,
 160 //              gameId: this.gameRef.id,
 161 //              score: this.score,
 162 //            }));
 163 //          }
 164 //          else if (!!data.score) //opponent finished the game
 165 //            this.endGame(data.score);
 166 //          else if (data.movesCount < L)
 167 //          {
 168 //            // We must tell last move to opponent
 169 //            this.conn.send(JSON.stringify({
 170 //              code: "lastate",
 171 //              oppid: this.opponent.id,
 172 //              gameId: this.gameRef.id,
 173 //              lastMove: this.vr.moves[L-1],
 174 //              movesCount: L,
 175 //            }));
 176 //          }
 177 //          else if (data.movesCount > L) //just got last move from him
 178 //            this.play(data.lastMove, "animate");
 179 //          break;
 180 //        case "resign": //..you won!
 181 //          this.endGame(this.mycolor=="w"?"1-0":"0-1");
 182 //          break;
 183 //        // TODO: also use (dis)connect info to count online players?
 184 //        case "connect":
 185 //        case "disconnect":
 186 //          if (this.mode=="human")
 187 //          {
 188 //            const online = (data.code == "connect");
 189 //            // If this is an opponent ?
 190 //            if (!!this.opponents[data.id])
 191 //              this.opponents[data.id].online = online;
 192 //            else
 193 //            {
 194 //              // Or an observer ?
 195 //              if (!online)
 196 //                delete this.people[data.id];
 197 //              else
 198 //                this.people[data.id] = data.name;
 199 //            }
 200 //          }
 201 //          break;
 202 //      }
 203 //    };
 204 //    const socketCloseListener = () => {
 205 //      this.conn.addEventListener('message', socketMessageListener);
 206 //      this.conn.addEventListener('close', socketCloseListener);
 207 //    };
 208 //    if (!!this.conn)
 209 //    {
 210 //      this.conn.onmessage = socketMessageListener;
 211 //      this.conn.onclose = socketCloseListener;
 212 //    }
 213 //    // Computer moves web worker logic: (TODO: also for observers in HH games ?)
 214 //    this.compWorker.postMessage(["scripts",variant.name]);
 215 //    this.compWorker.onmessage = e => {
 216 //      this.lockCompThink = true; //to avoid some ghost moves
 217 //      let compMove = e.data;
 218 //      if (!Array.isArray(compMove))
 219 //        compMove = [compMove]; //to deal with MarseilleRules
 220 //      // Small delay for the bot to appear "more human"
 221 //      const delay = Math.max(500-(Date.now()-this.timeStart), 0);
 222 //      setTimeout(() => {
 223 //        const animate = variant.name != "Dark";
 224 //        this.play(compMove[0], animate);
 225 //        if (compMove.length == 2)
 226 //          setTimeout( () => { this.play(compMove[1], animate); }, 750);
 227 //        else //250 == length of animation (TODO: should be a constant somewhere)
 228 //          setTimeout( () => this.lockCompThink = false, 250);
 229 //      }, delay);
 230 //    }
 231 //  },
 232 //  // dans variant.js (plutôt room.js) conn gère aussi les challenges
 233 //  // et les chats dans chat.js. Puis en webRTC, repenser tout ça.
 234 //  methods: {
 235 //    offerDraw: function() {
 236 //      if (!confirm("Offer draw?"))
 237 //        return;
 238 //      // Stay in "draw offer sent" state until next move is played
 239 //      this.drawOfferSent = true;
 240 //      if (this.subMode == "corr")
 241 //      {
 242 //        // TODO: set drawOffer on in game (how ?)
 243 //      }
 244 //      else //live game
 245 //      {
 246 //        this.opponents.forEach(o => {
 247 //          if (!!o.online)
 248 //          {
 249 //            try {
 250 //              this.conn.send(JSON.stringify({code: "draw", oppid: o.id}));
 251 //            } catch (INVALID_STATE_ERR) {
 252 //              return;
 253 //            }
 254 //          }
 255 //        });
 256 //      }
 257 //    },
 258 //    // + conn handling: "draw" message ==> agree for draw (if we have "drawOffered" at true)
 259 //    receiveDrawOffer: function() {
 260 //      //if (...)
 261 //      // TODO: ignore if preventDrawOffer is set; otherwise show modal box with option "prevent future offers"
 262 //      // if accept: send message "draw"
 263 //    },
 264 //    abortGame: function() {
 265 //      if (!confirm("Abort the game?"))
 266 //        return;
 267 //      //+ bouton "abort" avec score == "?" + demander confirmation pour toutes ces actions,
 268 //      //send message: "gameOver" avec score "?"
 269 //    },
 270 //    resign: function(e) {
 271 //      if (!confirm("Resign the game?"))
 272 //        return;
 273 //      if (this.mode == "human" && this.oppConnected(this.oppid))
 274 //      {
 275 //        try {
 276 //          this.conn.send(JSON.stringify({code: "resign", oppid: this.oppid}));
 277 //        } catch (INVALID_STATE_ERR) {
 278 //          return;
 279 //        }
 280 //      }
 281 //      this.endGame(this.mycolor=="w"?"0-1":"1-0");
 282 //    },
 283 //    translate: translate,
 284 //    newGameFromFen: function() {
 285 //      this.vr = new V(this.fen);
 286 //      this.moves = [];
 287 //      this.cursor = -1;
 288 //      this.fenStart = this.fen;
 289 //      this.score = "*";
 290 //      if (this.mode == "analyze")
 291 //      {
 292 //        this.mycolor = V.ParseFen(this.fen).turn;
 293 //        this.orientation = this.mycolor;
 294 //      }
 295 //      else if (this.mode == "computer") //only other alternative (HH with gameId)
 296 //      {
 297 //        this.mycolor = (Math.random() < 0.5 ? "w" : "b");
 298 //        this.orientation = this.mycolor;
 299 //        this.compWorker.postMessage(["init",this.fen]);
 300 //        if (this.mycolor != "w" || this.subMode == "auto")
 301 //          this.playComputerMove();
 302 //      }
 303 //    },
 304 //    loadGame: function() {
 305 //      // TODO: ask game to remote peer if this.remoteId is set
 306 //      // (or just if game not found locally)
 307 //      // NOTE: if it's a corr game, ask it from server
 308 //      const game = getGameFromStorage(this.gameRef.id, this.gameRef.uid); //uid may be blank
 309 //      this.opponent.id = game.oppid; //opponent ID in case of running HH game
 310 //      this.opponent.name = game.oppname; //maye be blank (if anonymous)
 311 //      this.score = game.score;
 312 //      this.mycolor = game.mycolor;
 313 //      this.fenStart = game.fenStart;
 314 //      this.moves = game.moves;
 315 //      this.cursor = game.moves.length-1;
 316 //      this.lastMove = (game.moves.length > 0 ? game.moves[this.cursor] : null);
 317 //    },
 318 //    setEndgameMessage: function(score) {
 319 //      let eogMessage = "Undefined";
 320 //      switch (score)
 321 //      {
 322 //        case "1-0":
 323 //          eogMessage = translations["White win"];
 324 //          break;
 325 //        case "0-1":
 326 //          eogMessage = translations["Black win"];
 327 //          break;
 328 //        case "1/2":
 329 //          eogMessage = translations["Draw"];
 330 //          break;
 331 //        case "?":
 332 //          eogMessage = "Unfinished";
 333 //          break;
 334 //      }
 335 //      this.endgameMessage = eogMessage;
 336 //    },
 337 //    download: function() {
 338 //      const content = this.getPgn();
 339 //      // Prepare and trigger download link
 340 //      let downloadAnchor = document.getElementById("download");
 341 //      downloadAnchor.setAttribute("download", "game.pgn");
 342 //      downloadAnchor.href = "data:text/plain;charset=utf-8," + encodeURIComponent(content);
 343 //      downloadAnchor.click();
 344 //    },
 345 //    getPgn: function() {
 346 //      let pgn = "";
 347 //      pgn += '[Site "vchess.club"]\n';
 348 //      const opponent = (this.mode=="human" ? "Anonymous" : "Computer");
 349 //      pgn += '[Variant "' + variant.name + '"]\n';
 350 //      pgn += '[Date "' + getDate(new Date()) + '"]\n';
 351 //      const whiteName = ["human","computer"].includes(this.mode)
 352 //        ? (this.mycolor=='w'?'Myself':opponent)
 353 //        : "analyze";
 354 //      const blackName = ["human","computer"].includes(this.mode)
 355 //        ? (this.mycolor=='b'?'Myself':opponent)
 356 //        : "analyze";
 357 //      pgn += '[White "' + whiteName + '"]\n';
 358 //      pgn += '[Black "' + blackName + '"]\n';
 359 //      pgn += '[Fen "' + this.fenStart + '"]\n';
 360 //      pgn += '[Result "' + this.score + '"]\n\n';
 361 //      let counter = 1;
 362 //      let i = 0;
 363 //      while (i < this.moves.length)
 364 //      {
 365 //        pgn += (counter++) + ".";
 366 //        for (let color of ["w","b"])
 367 //        {
 368 //          let move = "";
 369 //          while (i < this.moves.length && this.moves[i].color == color)
 370 //            move += this.moves[i++].notation[0] + ",";
 371 //          move = move.slice(0,-1); //remove last comma
 372 //          pgn += move + (i < this.moves.length-1 ? " " : "");
 373 //        }
 374 //      }
 375 //      return pgn + "\n";
 376 //    },
 377 //    showScoreMsg: function(score) {
 378 //      this.setEndgameMessage(score);
 379 //      let modalBox = document.getElementById("modal-eog");
 380 //      modalBox.checked = true;
 381 //      setTimeout(() => { modalBox.checked = false; }, 2000);
 382 //    },
 383 //    endGame: function(score) {
 384 //      this.score = score;
 385 //      this.showScoreMsg(score);
 386 //      if (this.mode == "human")
 387 //        localStorage["score"] = score;
 388 //      this.$emit("game-over");
 389 //    },
 390 //    oppConnected: function(uid) {
 391 //      return this.opponents.any(o => o.id == uidi && o.online);
 392 //    },
 393 //    playComputerMove: function() {
 394 //      this.timeStart = Date.now();
 395 //      this.compWorker.postMessage(["askmove"]);
 396 //    },
 397 //    animateMove: function(move) {
 398 //      let startSquare = document.getElementById(getSquareId(move.start));
 399 //      let endSquare = document.getElementById(getSquareId(move.end));
 400 //      let rectStart = startSquare.getBoundingClientRect();
 401 //      let rectEnd = endSquare.getBoundingClientRect();
 402 //      let translation = {x:rectEnd.x-rectStart.x, y:rectEnd.y-rectStart.y};
 403 //      let movingPiece =
 404 //        document.querySelector("#" + getSquareId(move.start) + " > img.piece");
 405 //      // HACK for animation (with positive translate, image slides "under background")
 406 //      // Possible improvement: just alter squares on the piece's way...
 407 //      squares = document.getElementsByClassName("board");
 408 //      for (let i=0; i<squares.length; i++)
 409 //      {
 410 //        let square = squares.item(i);
 411 //        if (square.id != getSquareId(move.start))
 412 //          square.style.zIndex = "-1";
 413 //      }
 414 //      movingPiece.style.transform = "translate(" + translation.x + "px," +
 415 //        translation.y + "px)";
 416 //      movingPiece.style.transitionDuration = "0.2s";
 417 //      movingPiece.style.zIndex = "3000";
 418 //      setTimeout( () => {
 419 //        for (let i=0; i<squares.length; i++)
 420 //          squares.item(i).style.zIndex = "auto";
 421 //        movingPiece.style = {}; //required e.g. for 0-0 with KR swap
 422 //        this.play(move);
 423 //      }, 250);
 424 //    },
 425 //    play: function(move, programmatic) {
 426 //      let navigate = !move;
 427 //      // Forbid playing outside analyze mode when cursor isn't at moves.length-1
 428 //      // (except if we receive opponent's move, human or computer)
 429 //      if (!navigate && this.mode != "analyze" && !programmatic
 430 //        && this.cursor < this.moves.length-1)
 431 //      {
 432 //        return;
 433 //      }
 434 //      if (navigate)
 435 //      {
 436 //        if (this.cursor == this.moves.length-1)
 437 //          return; //no more moves
 438 //        move = this.moves[this.cursor+1];
 439 //      }
 440 //      if (!!programmatic) //computer or (remote) human opponent
 441 //      {
 442 //        if (this.cursor < this.moves.length-1)
 443 //          this.gotoEnd(); //required to play the move
 444 //        return this.animateMove(move);
 445 //      }
 446 //      // Not programmatic, or animation is over
 447 //      if (this.mode == "human" && this.subMode == "corr" && this.mycolor == this.vr.turn)
 448 //      {
 449 //        // TODO: show confirm box "validate move ?"
 450 //      }
 451 //      if (!move.notation)
 452 //        move.notation = this.vr.getNotation(move);
 453 //      if (!move.color)
 454 //        move.color = this.vr.turn;
 455 //      this.vr.play(move);
 456 //      this.cursor++;
 457 //      this.lastMove = move;
 458 //      if (!move.fen)
 459 //        move.fen = this.vr.getFen();
 460 //      if (this.settings.sound == 2)
 461 //        new Audio("/sounds/move.mp3").play().catch(err => {});
 462 //      if (this.mode == "human")
 463 //      {
 464 //        updateStorage(move); //after our moves and opponent moves
 465 //        if (this.vr.turn == this.mycolor)
 466 //          this.conn.send(JSON.stringify({code:"newmove", move:move, oppid:this.oppid}));
 467 //      }
 468 //      else if (this.mode == "computer")
 469 //      {
 470 //        // Send the move to web worker (including his own moves)
 471 //        this.compWorker.postMessage(["newmove",move]);
 472 //      }
 473 //      if (!navigate && (this.score == "*" || this.mode == "analyze"))
 474 //      {
 475 //        // Stack move on movesList at current cursor
 476 //        if (this.cursor == this.moves.length)
 477 //          this.moves.push(move);
 478 //        else
 479 //          this.moves = this.moves.slice(0,this.cursor).concat([move]);
 480 //      }
 481 //      // Is opponent in check?
 482 //      this.incheck = this.vr.getCheckSquares(this.vr.turn);
 483 //      const score = this.vr.getCurrentScore();
 484 //      if (score != "*")
 485 //      {
 486 //        if (["human","computer"].includes(this.mode))
 487 //          this.endGame(score);
 488 //        else //just show score on screen (allow undo)
 489 //          this.showScoreMsg(score);
 490 //      }
 491 //      // subTurn condition for Marseille (and Avalanche) rules
 492 //      else if ((this.mode == "computer" && (!this.vr.subTurn || this.vr.subTurn <= 1))
 493 //        && (this.subMode == "auto" || this.vr.turn != this.mycolor))
 494 //      {
 495 //        this.playComputerMove();
 496 //      }
 497 //      // https://vuejs.org/v2/guide/list.html#Caveats (also for undo)
 498 //      if (navigate)
 499 //        this.$children[0].$forceUpdate(); //TODO!?
 500 //    },
 501 //    undo: function(move) {
 502 //      let navigate = !move;
 503 //      if (navigate)
 504 //      {
 505 //        if (this.cursor < 0)
 506 //          return; //no more moves
 507 //        move = this.moves[this.cursor];
 508 //      }
 509 //      this.vr.undo(move);
 510 //      this.cursor--;
 511 //      this.lastMove = (this.cursor >= 0 ? this.moves[this.cursor] : undefined);
 512 //      if (this.settings.sound == 2)
 513 //        new Audio("/sounds/undo.mp3").play().catch(err => {});
 514 //      this.incheck = this.vr.getCheckSquares(this.vr.turn);
 515 //      if (navigate)
 516 //        this.$children[0].$forceUpdate(); //TODO!?
 517 //      else if (this.mode == "analyze") //TODO: can this happen?
 518 //        this.moves.pop();
 519 //    },
 520 //    gotoMove: function(index) {
 521 //      this.vr = new V(this.moves[index].fen);
 522 //      this.cursor = index;
 523 //      this.lastMove = this.moves[index];
 524 //    },
 525 //    gotoBegin: function() {
 526 //      this.vr = new V(this.fenStart);
 527 //      this.cursor = -1;
 528 //      this.lastMove = null;
 529 //    },
 530 //    gotoEnd: function() {
 531 //      this.gotoMove(this.moves.length-1);
 532 //    },
 533 //    flip: function() {
 534 //      this.orientation = V.GetNextCol(this.orientation);
 535 //    },
 536 //  },
 537 };
 538 </script>