js/index.js

   1 new Vue({
   2     el: "#mahjong",
   3     data: {
   4         players: [], //array of objects, filled later
   5         display: "players",
   6     },
   7     components: {
   8         'my-players': {
   9             props: ['players','initPlayers'],
  10             template: `
  11                 <div id="players">
  12                     <div class="left">
  13                         <p>Présents</p>
  14                         <table class="list">
  15                             <tr v-for="p in sortedPlayers" v-if="p.available" @click="toggleAvailability(p.index)">
  16                                 <td>{{ p.prenom }}</td>
  17                                 <td>{{ p.nom }}</td>
  18                             </tr>
  19                         </table>
  20                     </div>
  21                     <div id="inactive" class="right">
  22                         <p>Absents</p>
  23                         <table class="list">
  24                             <tr v-for="p in sortedPlayers" v-if="!p.available && p.nom!=''" @click="toggleAvailability(p.index)">
  25                                 <td>{{ p.prenom }}</td>
  26                                 <td>{{ p.nom }}</td>
  27                             </tr>
  28                         </table>
  29                     </div>
  30                     <div class="clear">
  31                         <input class="hide" id="upload" type="file" @change="upload"/>
  32                         <button class="btn block cancel" @click="uploadTrigger()" title="Charge la liste des joueurs, en principe en début de tournoi">
  33                             (Ré)initialiser
  34                         </button>
  35                     </div>
  36                 </div>
  37             `,
  38             computed: {
  39                 sortedPlayers: function() {
  40                     return this.players
  41                         .map( (p,i) => { return Object.assign({}, p, {index: i}); })
  42                         .sort( (a,b) => {
  43                             return a.nom.localeCompare(b.nom);
  44                         });
  45                 },
  46             },
  47             methods: {
  48                 toggleAvailability: function(i) {
  49                     this.players[i].available = 1 - this.players[i].available;
  50                 },
  51                 uploadTrigger: function() {
  52                     document.getElementById("upload").click();
  53                 },
  54                 upload: function(e) {
  55                     let file = (e.target.files || e.dataTransfer.files)[0];
  56                     var reader = new FileReader();
  57                     reader.onloadend = ev => {
  58                         this.initPlayers(ev.currentTarget.result);
  59                     };
  60                     reader.readAsText(file);
  61                 },
  62             },
  63         },
  64         'my-pairings': {
  65             props: ['players','commitScores'],
  66             data: function() {
  67                 return {
  68                     unpaired: [],
  69                     tables: [], //array of arrays of players indices
  70                     sessions: [], //"mini-points" for each table
  71                     currentIndex: -1, //table index for scoring
  72                     scored: [], //boolean for each table index
  73                 };
  74             },
  75             template: `
  76                 <div id="pairings">
  77                     <div v-show="currentIndex < 0">
  78                         <div class="button-container-horizontal">
  79                             <button class="btn cancel" :class="{hide: tables.length==0}" @click="cancelRound()" title="Annule la ronde courante : tous les scores en cours seront perdus, et un nouveau tirage effectué. ATTENTION : action irréversible">
  80                                 Valider
  81                             </button>
  82                             <button id="doPairings" class="btn" :class="{cancel: tables.length>0}" :disabled="scored.some( s => { return !s; })" @click="doPairings()" title="Répartit les joueurs actifs aléatoirement sur les tables">
  83                                 Nouvelle ronde
  84                             </button>
  85                         </div>
  86                         <div class="pairing" v-for="(table,index) in tables" :class="{scored: scored[index]}"
  87                                 @click="showScoreForm(table,index)">
  88                             <p>Table {{ index+1 }}</p>
  89                             <table>
  90                                 <tr v-for="(i,j) in table">
  91                                     <td :class="{toto: players[i].prenom=='Toto'}">{{ players[i].prenom }} {{ players[i].nom }}</td>
  92                                     <td class="score"><span v-show="sessions[index].length > 0">{{ sessions[index][j] }}</span></td>
  93                                 </tr>
  94                             </table>
  95                         </div>
  96                         <div v-if="unpaired.length>0" class="pairing unpaired">
  97                             <p>Exempts</p>
  98                             <div v-for="i in unpaired">
  99                                 {{ players[i].prenom }} {{ players[i].nom }}
 100                             </div>
 101                         </div>
 102                     </div>
 103                     <div id="scoreInput" v-if="currentIndex >= 0">
 104                         <table>
 105                             <tr v-for="(index,i) in tables[currentIndex]">
 106                                 <td :class="{toto: players[tables[currentIndex][i]].prenom=='Toto'}">
 107                                     {{ players[tables[currentIndex][i]].prenom }} {{ players[tables[currentIndex][i]].nom }}
 108                                 </td>
 109                                 <td><input type="text" v-model="sessions[currentIndex][i]" :disabled="scored[currentIndex]"/></td>
 110                             </tr>
 111                         </table>
 112                         <div class="button-container-horizontal">
 113                             <button :class="{hide:scored[currentIndex]}" class="btn validate" @click="setScore()" title="Enregistre le score dans la base">
 114                                 Enregistrer
 115                             </button>
 116                             <button :class="{hide:!scored[currentIndex]}" class="btn cancel" @click="resetScore()" title="Annule le score précédemment enregistré">
 117                                 Annuler
 118                             </button>
 119                             <button class="btn" @click="closeScoreForm()">Fermer</button>
 120                         </div>
 121                     </div>
 122                 </div>
 123             `,
 124             methods: {
 125                 // TODO: télécharger la ronde courante
 126                 // TODO: mémoriser les appariements passés pour éviter que les mêmes joueurs se rencontrent plusieurs fois
 127                 // --> dans la base: tableau rounds, rounds[0] : {tables[0,1,...], chacune contenant 4 indices de joueurs; + sessions[0,1,...]}
 128                 // --> devrait séparer les components en plusieurs fichiers...
 129                 // cas à 5 joueurs : le joueur exempt doit tourner (c'est fait automatiquement en fait)
 130                 cancelRound: function() {
 131                     this.scored.forEach( (s,i) => {
 132                         if (s)
 133                         {
 134                             // Cancel this table
 135                             this.currentIndex = i; //TODO: clumsy. funcions should take "index" as argument
 136                             this.resetScore();
 137                         }
 138                     });
 139                     this.currentIndex = -1;
 140                     this.doPairings();
 141                 },
 142                 doPairings: function() {
 143                     let rounds = JSON.parse(localStorage.getItem("rounds"));
 144
 145                     if (this.scored.some( s => { return s; }))
 146                     {
 147                         this.commitScores(); //TODO: temporary: shouldn't be here... (incremental commit)
 148                         if (rounds === null)
 149                             rounds = [];
 150                         rounds.push(this.tables);
 151                     }
 152
 153                     // 1) Compute the "meeting" matrix: who played who and how many times
 154                     let meetMat = _.range(this.players.length).map( i => {
 155                         _.range(this.players.length).map( j => {
 156                             return 0;
 157                         });
 158                     });
 159                     rounds.forEach( r => { //for each round
 160                         r.forEach( t => { //for each table within round
 161                             for (let i=0; i<4; i++) //TODO: these loops are ugly
 162                             {
 163                                 for (let j=0; j<4; j++)
 164                                 {
 165                                     if (j!=i)
 166                                         meetMat[i][j]++;
 167                                 }
 168                             }
 169                         });
 170                     });
 171
 172                     // 2) Pre-compute tables repartition (in numbers): depends on active players count % 4
 173                     let activePlayers = this.players
 174                         .map( (p,i) => { return Object.Assign({}, p, {index:i}); })
 175                         .filter( p => { return p.available; });
 176                     let repartition = _.times(Math.floor(activePlayers.length/4), _.constant(4));
 177                     switch (activePlayers.length % 4)
 178                     {
 179                         case 1:
 180                             // Need 2 more
 181                             if (repartition.length-1 >= 2)
 182                             {
 183                                 repartition[0]--;
 184                                 repartition[1]--;
 185                                 repartition[repartition.length-1] += 2;
 186                             }
 187                             break;
 188                         case 2:
 189                             // Need 1 more
 190                             if (repartition.length-1 >= 1)
 191                             {
 192                                 repartition[0]--;
 193                                 repartition[repartition.length-1]++;
 194                             }
 195                             break;
 196                     }
 197
 198                     // 3) Sort people by total games played (increasing) - naturally solve the potential unpaired case
 199                     let totalGames = _.range(this.players.length).map( i => { return 0; });
 200                     rounds.forEach( r => {
 201                         r.forEach(t => {
 202                             t.forEach( p => {
 203                                 totalGames[p]++;
 204                             })
 205                         })
 206                     });
 207                     let sortedPlayers = activePlayers
 208                         .map( (p,i) => { return Object.Assign({}, p, {games:totalGames[p.index]}); })
 209                         .sort( (a,b) => { return a.games - b.games; });
 210
 211                     // 4) Affect people on tables, following total games sorted order (with random sampling on ex-aequos)
 212                     // --> et surtout en minimisant la somme des rencontres précédentes (ci-dessus : cas particulier rare à peu de joueurs)
 213 //TODO
 214                     // Simple case first: 4 by 4
 215                     let tables = [];
 216                     let currentTable = [];
 217                     let ordering = _.shuffle(_.range(this.players.length));
 218                     for (let i=0; i<ordering.length; i++)
 219                     {
 220                         if ( ! this.players[ordering[i]].available )
 221                             continue;
 222                         if (currentTable.length >= 4)
 223                         {
 224                             tables.push(currentTable);
 225                             currentTable = [];
 226                         }
 227                         currentTable.push(ordering[i]);
 228                     }
 229                     // Analyse remainder
 230                     this.unpaired = [];
 231                     if (currentTable.length != 0)
 232                     {
 233                         if (currentTable.length < 3)
 234                         {
 235                             let missingPlayers = 3 - currentTable.length;
 236                             // Pick players from 'missingPlayers' random different tables, if possible
 237                             if (tables.length >= missingPlayers)
 238                             {
 239                                 let tblNums = _.sample(_.range(tables.length), missingPlayers);
 240                                 tblNums.forEach( num => {
 241                                     currentTable.push(tables[num].pop());
 242                                 });
 243                             }
 244                         }
 245                         if (currentTable.length >= 3)
 246                             tables.push(currentTable);
 247                         else
 248                             this.unpaired = currentTable;
 249                     }
 250                     // Ensure that all tables have 4 players
 251                     tables.forEach( t => {
 252                         if (t.length < 4)
 253                             t.push(0); //index of "Toto", ghost player
 254                     });
 255                     this.tables = tables;
 256                     this.sessions = tables.map( t => { return []; }); //empty sessions
 257                     this.scored = tables.map( t => { return false; }); //nothing scored yet
 258                     this.currentIndex = -1; //required if reset while scoring
 259                 },
 260                 showScoreForm: function(table,index) {
 261                     if (this.sessions[index].length == 0)
 262                         this.sessions[index] = _.times(table.length, _.constant(0));
 263                     this.currentIndex = index;
 264                 },
 265                 closeScoreForm: function() {
 266                     if (!this.scored[this.currentIndex])
 267                         this.sessions[this.currentIndex] = [];
 268                     this.currentIndex = -1;
 269                 },
 270                 getPdts: function() {
 271                     let sortedSessions = this.sessions[this.currentIndex]
 272                         .map( (s,i) => { return {value:parseInt(s), index:i}; })
 273                         .sort( (a,b) => { return b.value - a.value; });
 274                     const ref_pdts = [4, 2, 1, 0];
 275                     // NOTE: take care of ex-aequos (spread points subtotal)
 276                     let curSum = 0, curCount = 0, start = 0;
 277                     let sortedPdts = [];
 278                     for (let i=0; i<4; i++)
 279                     {
 280                         curSum += ref_pdts[i];
 281                         curCount++;
 282                         if (i==3 || sortedSessions[i].value > sortedSessions[i+1].value)
 283                         {
 284                             let pdt = curSum / curCount;
 285                             for (let j=start; j<=i; j++)
 286                                 sortedPdts.push(pdt);
 287                             curSum = 0;
 288                             curCount = 0;
 289                             start = i+1;
 290                         }
 291                     }
 292                     // Re-order pdts to match table order
 293                     let pdts = [0, 0, 0, 0];
 294                     for (let i=0; i<4; i++)
 295                         pdts[sortedSessions[i].index] = sortedPdts[i];
 296                     return pdts;
 297                 },
 298                 setScore: function() {
 299                     let pdts = this.getPdts();
 300                     for (let i=0; i<4; i++)
 301                     {
 302                         this.players[this.tables[this.currentIndex][i]].pdt += pdts[i];
 303                         this.players[this.tables[this.currentIndex][i]].session += parseInt(this.sessions[this.currentIndex][i]);
 304                     }
 305                     Vue.set(this.scored, this.currentIndex, true);
 306                     this.currentIndex = -1;
 307                 },
 308                 resetScore: function() {
 309                     let pdts = this.getPdts();
 310                     for (let i=0; i<4; i++)
 311                     {
 312                         this.players[this.tables[this.currentIndex][i]].pdt -= pdts[i];
 313                         this.players[this.tables[this.currentIndex][i]].session -= parseInt(this.sessions[this.currentIndex][i]);
 314                     }
 315                     Vue.set(this.scored, this.currentIndex, false);
 316                 },
 317             },
 318         },
 319         'my-timer': {
 320             data: function() {
 321                 return {
 322                     time: 0, //remaining time, in seconds
 323                     running: false,
 324                     initialTime: 90, //1h30, in minutes
 325                     setter: false,
 326                     setterTime: 0, //to input new initial time
 327                 };
 328             },
 329             template: `
 330                 <div id="timer" :style="{lineHeight: divHeight + 'px', fontSize: 0.66*divHeight + 'px', width: divWidth + 'px', height: divHeight + 'px'}">
 331                     <div v-show="!setter" @click.left="pauseResume()" @click.right.prevent="reset()" :class="{timeout:time==0}">
 332                         {{ formattedTime }}
 333                     </div>
 334                     <input type="text" autofocus id="setter" @keyup.enter="setTime()" @keyup.esc="setter=false" v-show="setter" v-model="setterTime"></input>
 335                     <img class="close-cross" src="img/cross.svg" @click="$emit('clockover')"/>
 336                 </div>
 337             `,
 338             computed: {
 339                 formattedTime: function() {
 340                     let seconds = this.time % 60;
 341                     let minutes = Math.floor(this.time / 60);
 342                     return this.padToZero(minutes) + ":" + this.padToZero(seconds);
 343                 },
 344                 divHeight: function() {
 345                     return screen.height;
 346                 },
 347                 divWidth: function() {
 348                     return screen.width;
 349                 },
 350             },
 351             methods: {
 352                 setTime: function() {
 353                     this.initialTime = this.setterTime;
 354                     this.setter = false;
 355                     this.reset();
 356                 },
 357                 padToZero: function(a) {
 358                     if (a < 10)
 359                         return "0" + a;
 360                     return a;
 361                 },
 362                 pauseResume: function() {
 363                     this.running = !this.running;
 364                     if (this.running)
 365                         this.start();
 366                 },
 367                 reset: function(e) {
 368                     this.running = false;
 369                     this.time = this.initialTime * 60;
 370                 },
 371                 start: function() {
 372                     if (!this.running)
 373                         return;
 374                     if (this.time == 0)
 375                     {
 376                         new Audio("sounds/gong.mp3").play();
 377                         this.running = false;
 378                         return;
 379                     }
 380                     if (this.time == this.initialTime)
 381                         new Audio("sounds/gong.mp3").play(); //gong at the beginning
 382                     setTimeout(() => {
 383                         if (this.running)
 384                             this.time--;
 385                         this.start();
 386                     }, 1000);
 387                 },
 388             },
 389             created: function() {
 390                 this.setterTime = this.initialTime;
 391                 this.reset();
 392             },
 393             mounted: function() {
 394                 let timer = document.getElementById("timer");
 395                 let keyDict = {
 396                     32: () => { this.setter = true; }, //Space
 397                     27: () => { this.setter = false; }, //Esc
 398                 };
 399                 document.addEventListener("keyup", e => {
 400                     if (timer.style.display !== "none")
 401                     {
 402                         let func = keyDict[e.keyCode];
 403                         if (!!func)
 404                         {
 405                             e.preventDefault();
 406                             func();
 407                         }
 408                     }
 409                 });
 410             },
 411         },
 412         'my-ranking': {
 413             props: ['players','sortByScore','commitScores'],
 414             template: `
 415                 <div id="ranking">
 416                     <table class="ranking">
 417                         <tr class="title">
 418                             <th>Rang</th>
 419                             <th>Joueur</th>
 420                             <th>Points</th>
 421                             <th>Mini-pts</th>
 422                         </tr>
 423                         <tr v-for="p in sortedPlayers">
 424                             <td>{{ p.rank }}</td>
 425                             <td>{{ p.prenom }} {{ p.nom }}</td>
 426                             <td>{{ p.pdt }}</td>
 427                             <td>{{ p.session }}</td>
 428                         </tr>
 429                     </table>
 430                     <div class="button-container-vertical" style="width:200px">
 431                         <a id="download" href="#"></a>
 432                         <button class="btn" @click="download()" title="Télécharge le classement courant au format CSV">Télécharger</button>
 433                         <button class="btn cancel" @click="resetPlayers()" title="Réinitialise les scores à zéro. ATTENTION: action irréversible">
 434                             Réinitialiser
 435                         </button>
 436                     </div>
 437                 </div>
 438             `,
 439             computed: {
 440                 sortedPlayers: function() {
 441                     let res = this.rankPeople();
 442                     // Add rank information (taking care of ex-aequos)
 443                     let rank = 1;
 444                     for (let i=0; i<res.length; i++)
 445                     {
 446                         if (i==0 || this.sortByScore(res[i],res[i-1]) == 0)
 447                             res[i].rank = rank;
 448                         else //strictly lower scoring
 449                             res[i].rank = ++rank;
 450                     }
 451                     return res;
 452                 },
 453             },
 454             methods: {
 455                 rankPeople: function() {
 456                     return this.players
 457                         .slice(1) //discard Toto
 458                         .sort(this.sortByScore);
 459                 },
 460                 resetPlayers: function() {
 461                     if (confirm('Êtes-vous sûr ?'))
 462                     {
 463                         this.players
 464                             .slice(1) //discard Toto
 465                             .forEach( p => {
 466                                 p.pdt = 0;
 467                                 p.session = 0;
 468                                 p.available = 1;
 469                             });
 470                         this.commitScores();
 471                         document.getElementById("doPairings").click();
 472                     }
 473                 },
 474                 download: function() {
 475                     // Prepare file content
 476                     let content = "prénom,nom,pdt,session\n";
 477                     this.players
 478                         .slice(1) //discard Toto
 479                         .sort(this.sortByScore)
 480                         .forEach( p => {
 481                             content += p.prenom + "," + p.nom + "," + p.pdt + "," + p.session + "\n";
 482                         });
 483                     // Prepare and trigger download link
 484                     let downloadAnchor = document.getElementById("download");
 485                     downloadAnchor.setAttribute("download", "classement.csv");
 486                     downloadAnchor.href = "data:text/plain;charset=utf-8," + encodeURIComponent(content);
 487                     downloadAnchor.click();
 488                 },
 489             },
 490         },
 491     },
 492     created: function() {
 493         let players = JSON.parse(localStorage.getItem("players"));
 494         if (players !== null)
 495         {
 496             this.addToto(players);
 497             this.players = players;
 498         }
 499     },
 500     methods: {
 501         addToto: function(array) {
 502             array.unshift({ //add ghost 4th player for 3-players tables
 503                 prenom: "Toto",
 504                 nom: "",
 505                 pdt: 0,
 506                 session: 0,
 507                 available: 0,
 508             });
 509         },
 510         // Used both in ranking and pairings:
 511         sortByScore: function(a,b) {
 512             return b.pdt - a.pdt + (Math.atan(b.session - a.session) / (Math.PI/2)) / 2;
 513         },
 514         commitScores: function() {
 515             localStorage.setItem(
 516                 "players",
 517                 JSON.stringify(this.players.slice(1)) //discard Toto
 518             );
 519         },
 520         // Used in players, reinit players array
 521         initPlayers: function(csv) {
 522             const allLines = csv
 523                 .split(/\r\n|\n|\r/) //line breaks
 524                 .splice(1); //discard header
 525             let players = allLines
 526                 .filter( line => { return line.length > 0; }) //remove empty lines
 527                 .map( line => {
 528                     let parts = line.split(",");
 529                     let p = { prenom: parts[0], nom: parts[1] };
 530                     p.pdt = parts.length > 2 ? parseFloat(parts[2]) : 0;
 531                     p.session = parts.length > 3 ? parseInt(parts[3]) : 0;
 532                     p.available = parts.length > 4 ? parts[4] : 1;
 533                     return p;
 534                 });
 535             this.addToto(players);
 536             this.players = players;
 537             this.commitScores(); //save players in memory
 538         },
 539     },
 540 });