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'],
  10             template: `
  11                 <div id="players">
  12                     <div id="active">
  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">
  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>
  31             `,
  32             computed: {
  33                 sortedPlayers: function() {
  34                     return this.players
  35                         .map( (p,i) => { return Object.assign({}, p, {index: i}); })
  36                         .sort( (a,b) => {
  37                             return a.nom.localeCompare(b.nom);
  38                         });
  39                 },
  40             },
  41             methods: {
  42                 toggleAvailability: function(i) {
  43                     this.players[i].available = 1 - this.players[i].available;
  44                     this.$forceUpdate(); //TODO (Vue.set... ?!)
  45                 },
  46             },
  47         },
  48         'my-ranking': {
  49             props: ['players'],
  50             data: function() {
  51                 return {
  52                     sortMethod: "pdt",
  53                 };
  54             },
  55             template: `
  56                 <div id="ranking">
  57                     <table class="ranking">
  58                         <tr class="title">
  59                             <th>Rang</th>
  60                             <th>Joueur</th>
  61                             <th @click="sortMethod='pdt'" class="scoring" :class="{active: sortMethod=='pdt'}">Points</th>
  62                             <th @click="sortMethod='session'" class="scoring" :class="{active: sortMethod=='session'}">Mini-pts</th>
  63                         </tr>
  64                         <tr v-for="p in sortedPlayers" v-if="p.nom!=''">
  65                             <td>{{ p.rank }}</td>
  66                             <td>{{ p.prenom }} {{ p.nom }}</td>
  67                             <td>{{ p.pdt }}</td>
  68                             <td>{{ p.session }}</td>
  69                         </tr>
  70                     </table>
  71                 </div>
  72             `,
  73             computed: { //TODO: first sort on score, then on Pdt (and reciprocally) --> function add fraction relative Pdt / score (compute min max first, take care of 0 case)
  74                 sortedPlayers: function() {
  75                     let sortFunc = this.sortMethod == "pdt"
  76                         ? this.sortByPdt
  77                         : this.sortBySession;
  78                     let res = this.players
  79                         .map( p => { return Object.assign({}, p); }) //to not alter original array
  80                         .sort(sortFunc);
  81                     // Add rank information (taking care of ex-aequos)
  82                     let rank = 1;
  83                     for (let i=0; i<res.length; i++)
  84                     {
  85                         if (i==0 || sortFunc(res[i],res[i-1]) == 0)
  86                             res[i].rank = rank;
  87                         else //strictly lower scoring
  88                             res[i].rank = ++rank;
  89                     }
  90                     return res;
  91                 },
  92             },
  93             methods: {
  94                 sortByPdt: function(a,b) {
  95                     return b.pdt - a.pdt;
  96                 },
  97                 sortBySession: function(a,b) {
  98                     return b.session - a.session;
  99                 },
 100             },
 101         },
 102         'my-pairings': {
 103             props: ['players'],
 104             data: function() {
 105                 return {
 106                     unpaired: [],
 107                     tables: [], //array of arrays of players indices
 108                     pdts: [], //"points de table" for each table
 109                     sessions: [], //"mini-points" for each table
 110                     currentIndex: -1, //table index for scoring
 111                 };
 112             },
 113             template: `
 114                 <div id="pairings">
 115                     <div v-show="currentIndex < 0">
 116                         <button class="block btn" @click="shuffle()">Appariement</button>
 117                         <div class="pairing" v-for="(table,index) in tables" :class="{scored: pdts[index].length > 0}"
 118                                 @click="showScoreForm(table,index)">
 119                             <p>Table {{ index+1 }}</p>
 120                             <table>
 121                                 <tr v-for="(i,j) in table">
 122                                     <td :class="{toto: players[i].prenom=='Toto'}">{{ players[i].prenom }} {{ players[i].nom }}</td>
 123                                     <td class="score"><span v-show="sessions[index].length > 0">{{ sessions[index][j] }}</span></td>
 124                                 </tr>
 125                             </table>
 126                         </div>
 127                         <div v-if="unpaired.length>0" class="pairing unpaired">
 128                             <p>Exempts</p>
 129                             <div v-for="i in unpaired">
 130                                 {{ players[i].prenom }} {{ players[i].nom }}
 131                             </div>
 132                         </div>
 133                     </div>
 134                     <div id="scoreInput" v-if="currentIndex >= 0">
 135                         <table>
 136                             <tr v-for="(index,i) in tables[currentIndex]">
 137                                 <td :class="{toto: players[tables[currentIndex][i]].prenom=='Toto'}">
 138                                     {{ players[tables[currentIndex][i]].prenom }} {{ players[tables[currentIndex][i]].nom }}
 139                                 </td>
 140                                 <td><input type="text" v-model="sessions[currentIndex][i]" value="0"/></td>
 141                             </tr>
 142                         </table>
 143                         <div class="button-container">
 144                             <button class="btn" @click="setScore()">Enregistrer</button>
 145                             <button class="btn cancel" @click="resetScore()">Annuler</button>
 146                         </div>
 147                     </div>
 148                 </div>
 149             `,
 150             methods: {
 151                 doPairings: function() {
 152                     // Simple case first: 4 by 4
 153                     let tables = [];
 154                     let currentTable = [];
 155                     let ordering = _.shuffle(_.range(this.players.length)); //TODO: take scores into account?
 156                     for (let i=0; i<ordering.length; i++)
 157                     {
 158                         if ( ! this.players[ordering[i]].available )
 159                             continue;
 160                         if (currentTable.length >= 4)
 161                         {
 162                             tables.push(currentTable);
 163                             currentTable = [];
 164                         }
 165                         currentTable.push(ordering[i]);
 166                     }
 167                     // Analyse remainder
 168                     this.unpaired = [];
 169                     if (currentTable.length != 0)
 170                     {
 171                         if (currentTable.length < 3)
 172                         {
 173                             let missingPlayers = 3 - currentTable.length;
 174                             // Pick players from 'missingPlayers' random different tables, if possible
 175                             if (tables.length >= missingPlayers)
 176                             {
 177                                 let tblNums = _.sample(_.range(tables.length), missingPlayers);
 178                                 tblNums.forEach( num => {
 179                                     currentTable.push(tables[num].pop());
 180                                 });
 181                             }
 182                         }
 183                         if (currentTable.length >= 3)
 184                             tables.push(currentTable);
 185                         else
 186                             this.unpaired = currentTable;
 187                     }
 188                     // Ensure that all tables have 4 players
 189                     tables.forEach( t => {
 190                         if (t.length < 4)
 191                             t.push(0); //index of "Toto", ghost player
 192                     });
 193                     this.tables = tables;
 194                     this.pdts = tables.map( t => { return []; }); //empty pdts
 195                     this.sessions = tables.map( t => { return []; }); //empty sessions
 196                 },
 197                 shuffle: function() {
 198                     this.doPairings();
 199                 },
 200                 showScoreForm: function(table,index) {
 201                     if (this.pdts[index].length > 0)
 202                         return; //already scored
 203                     this.pdts[index] = _.times(table.length, _.constant(0));
 204                     this.sessions[index] = _.times(table.length, _.constant(0));
 205                     this.currentIndex = index;
 206                 },
 207                 setScore: function() {
 208                     let sortedSessions = this.sessions[this.currentIndex]
 209                         .map( (s,i) => { return {value:s, index:i}; })
 210                         .sort( (a,b) => { return parseInt(b.value) - parseInt(a.value); });
 211                     let pdts = [4, 2, 1, 0]; //TODO: ex-aequos ?!
 212                     for (let i=0; i<this.tables[this.currentIndex].length; i++)
 213                     {
 214                         this.players[this.tables[this.currentIndex][sortedSessions[i].index]].pdt += pdts[i];
 215                         this.players[this.tables[this.currentIndex][i]].session += parseInt(this.sessions[this.currentIndex][i]);
 216                     }
 217                     this.currentIndex = -1;
 218                     this.writeScoreToDb();
 219                 },
 220                 resetScore: function() {
 221                     this.pdts[this.currentIndex] = [];
 222                     this.sessions[this.currentIndex] = [];
 223                     this.currentIndex = -1;
 224                 },
 225                 writeScoreToDb: function()
 226                 {
 227                     let xhr = new XMLHttpRequest();
 228                     xhr.open("POST", "scripts/rw_players.php");
 229                     xhr.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
 230                     let orderedPlayers = this.players
 231                         .slice(1) //discard "Toto"
 232                         .map( p => { return Object.assign({}, p); }) //deep (enough) copy
 233                         .sort( (a,b) => { return b.pdt - a.pdt; }); //TODO: re-use sorting function in ranking component
 234                     xhr.send("players="+encodeURIComponent(JSON.stringify(orderedPlayers)));
 235                 },
 236             },
 237         },
 238     },
 239     created: function() {
 240         let xhr = new XMLHttpRequest();
 241         let self = this;
 242         xhr.onreadystatechange = function() {
 243             if (this.readyState == 4 && this.status == 200)
 244             {
 245                 let players = JSON.parse(xhr.responseText);
 246                 players.forEach( p => {
 247                     p.pdt = !!p.pdt ? parseInt(p.pdt) : 0;
 248                     p.session = !!p.session ? parseInt(p.session) : 0;
 249                     p.available = !!p.available ? p.available : 1; //use integer for fputcsv PHP func
 250                 });
 251                 players.unshift({ //add ghost 4th player for 3-players tables
 252                     prenom: "Toto",
 253                     nom: "",
 254                     pdt: 0,
 255                     session: 0,
 256                     available: 0,
 257                 });
 258                 self.players = players;
 259             }
 260         };
 261         xhr.open("GET", "scripts/rw_players.php", true);
 262         xhr.send(null);
 263     },
 264 });