79 lines
2 KiB
JavaScript
79 lines
2 KiB
JavaScript
function Room(modules) {
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function Player(key, name, alone) {
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this.key = key;
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this.name = name;
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this.alone = alone;
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this.dom = modules.dom.make('li', {textContent: name});
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this.position = null;
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}
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var players = {};
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var sortedKeys = [];
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var session = {
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key: null,
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loggedIn: false,
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selected: null
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};
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modules.messaging.addEventListener(["Welcome"], function(o) {
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for(var key in o.room) {
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enter(parseInt(key), o.room[key]);
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}
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});
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modules.messaging.addEventListener(["Update"], function(o) {
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o.alone.forEach(function(key) {players[key].alone = true;});
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o.paired.forEach(function(key) {players[key].alone = false;});
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});
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modules.messaging.addEventListener(["Relay", "LogIn"], function(o) {
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enter(o.from, o.message);
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});
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modules.messaging.addEventListener(["Relay", "LogOut"], function(o) {
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leave(o.from);
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});
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var compareKeysByLogin = modules.fun.map(function(key) {return players[key].name;}, modules.fun.defaultCompare);
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return {
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filter: filter,
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enter: enter,
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leave: leave,
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name: name
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};
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function filter(name) {
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if(modules.session.isLoggedIn()) {
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var keep = function(player) {
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return player.name.match(name) && !modules.session.is(player.key) && player.alone;
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};
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} else {
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var keep = function(player) {return player.name.match(name);};
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}
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return modules.fun.mapFilter(modules.fun.of(players), keep)(sortedKeys);
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}
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function enter(key, obj) {
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var name = obj.name || "anon";
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var alone = obj.alone != undefined ? obj.alone : true;
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var player = new Player(key, name, alone);
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players[key] = player;
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player.position = modules.fun.insert(key, sortedKeys, compareKeysByLogin);
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sortedKeys.splice(player.position, 0, key);
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}
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function leave(key) {
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var player = players[key];
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if(player != undefined) {
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sortedKeys.splice(player.position, 1);
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delete players[key];
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}
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}
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function name(key) {
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player = players[key];
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return player && player.name;
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}
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}
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