https://pupwife.com/scripts/casino/casinoLuck.js

1/**
2 * Casino randomness — hooks for future house / username skew.
3 * v1: fair (50/50) outcomes.
4 */
5(function (global) {
6    'use strict';
7
8    function hashUsername(username) {
9        if (!username) return 0;
10        var h = 0;
11        for (var i = 0; i < username.length; i++) {
12            h = ((h << 5) - h) + username.charCodeAt(i);
13            h |= 0;
14        }
15        return Math.abs(h);
16    }
17
18    /**
19     * @param {string} gameId
20     * @param {string|null} username
21     * @returns {number} 0..1
22     */
23    function roll(gameId, username) {
24        // Future: bias using gameId + username hash + house edge config.
25        void gameId;
26        void username;
27        void hashUsername;
28        return Math.random();
29    }
30
31    /** @returns {boolean} */
32    function flipIsHeads(username) {
33        return roll('coinflip', username) < 0.5;
34    }
35
36    /** @returns {boolean} player wins odd/even bet */
37    function diceOddWins(username) {
38        return roll('dice', username) < 0.5;
39    }
40
41    /** @returns {boolean} slots pays out */
42    function slotsWins(username) {
43        return roll('slots', username) < 0.5;
44    }
45
46    global.CasinoLuck = {
47        roll: roll,
48        flipIsHeads: flipIsHeads,
49        diceOddWins: diceOddWins,
50        slotsWins: slotsWins
51    };
52})(typeof window !== 'undefined' ? window : this);