游戏-奖励配置-优化样式，新增创建指定表单btn，新增创建奖励权重配置btn
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273
app/common/library/GameRewardTierBoardGenerator.php
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273
app/common/library/GameRewardTierBoardGenerator.php
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<?php
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declare(strict_types=1);
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namespace app\common\library;
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/**
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* 按「顺/逆时针摇点落格」条数约束生成 26 格档位盘面（写入 tier_reward_form JSON）
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*/
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final class GameRewardTierBoardGenerator
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{
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private const LEOPARD = [5, 10, 15, 20, 25, 30];
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private static function landingCw(int $d): int
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{
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$start = $d - 5;
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return ($start + $d) % 26;
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}
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/** 图二：逆时针 end = start − D，若小于 0 则 26 + start − D */
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private static function landingCcw(int $d): int
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{
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$start = $d - 5;
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$x = $start - $d;
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return $x >= 0 ? $x : 26 + $start - $d;
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}
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/**
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* 豹子点数：该次摇取顺、逆落点档位不能为 T4、T5
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*
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* @param list<string> $tier
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*/
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private static function leopardOk(array $tier): bool
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{
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foreach (self::LEOPARD as $d) {
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foreach ([self::landingCw($d), self::landingCcw($d)] as $idx) {
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$t = $tier[$idx];
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if ($t === 'T4' || $t === 'T5') {
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return false;
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}
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}
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}
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return true;
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}
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/**
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* @param array<string, mixed> $params
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* @return array{tier_reward_form: string}
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*/
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public static function generate(array $params): array
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{
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$t1Cw = self::intParam($params, 't1_fixed_cw');
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$t1Ccw = self::intParam($params, 't1_fixed_ccw');
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$t2MinCw = self::intParam($params, 't2_min_cw');
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$t2MinCcw = self::intParam($params, 't2_min_ccw');
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$t4Cw = self::intParam($params, 't4_fixed_cw');
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$t4Ccw = self::intParam($params, 't4_fixed_ccw');
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$t5Cw = self::intParam($params, 't5_fixed_cw');
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$t5Ccw = self::intParam($params, 't5_fixed_ccw');
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$amt1 = self::numParam($params, 'amt_t1');
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$amt2 = self::numParam($params, 'amt_t2');
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$amt3 = self::numParam($params, 'amt_t3');
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$amt4 = self::numParam($params, 'amt_t4');
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$bestTier = null;
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$bestScore = INF;
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for ($attempt = 0; $attempt < 32; $attempt++) {
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$tier = self::randomInitialTier($attempt);
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$temp = 5.0;
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for ($step = 0; $step < 8000; $step++) {
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$score = self::score($tier, $t1Cw, $t1Ccw, $t2MinCw, $t2MinCcw, $t4Cw, $t4Ccw, $t5Cw, $t5Ccw);
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if ($score < $bestScore) {
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$bestScore = $score;
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$bestTier = $tier;
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}
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$i = mt_rand(0, 25);
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$j = mt_rand(0, 25);
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if ($i === $j) {
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continue;
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}
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$oldI = $tier[$i];
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$oldJ = $tier[$j];
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$tier[$i] = $oldJ;
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$tier[$j] = $oldI;
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if (!self::leopardOk($tier)) {
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$tier[$i] = $oldI;
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$tier[$j] = $oldJ;
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continue;
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}
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$newScore = self::score($tier, $t1Cw, $t1Ccw, $t2MinCw, $t2MinCcw, $t4Cw, $t4Ccw, $t5Cw, $t5Ccw);
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$delta = $newScore - $score;
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$u = mt_rand() / max(1, mt_getrandmax());
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if ($delta < 0 || ($temp > 0.02 && exp(-$delta / $temp) > $u)) {
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// keep
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} else {
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$tier[$i] = $oldI;
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$tier[$j] = $oldJ;
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}
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$temp *= 0.999;
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}
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}
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if ($bestTier === null || $bestScore > 45) {
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throw new \RuntimeException('无法在豹子与条数约束下收敛盘面，请调整条数后重试');
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}
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$json = self::buildJson($bestTier, $amt1, $amt2, $amt3, $amt4);
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return ['tier_reward_form' => $json];
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}
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/** @return list<string> */
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private static function randomInitialTier(int $seedBias): array
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{
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mt_srand((int) (microtime(true) * 1000000) + $seedBias * 10007);
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$tier = [];
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for ($p = 0; $p < 26; $p++) {
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$tier[$p] = ['T1', 'T2', 'T3'][mt_rand(0, 2)];
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}
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if (!self::leopardOk($tier)) {
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for ($p = 0; $p < 26; $p++) {
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$tier[$p] = 'T3';
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}
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}
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return $tier;
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}
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/**
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* @param list<string> $tier
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*/
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private static function score(
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array $tier,
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int $t1Cw,
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int $t1Ccw,
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int $t2MinCw,
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int $t2MinCcw,
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int $t4Cw,
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int $t4Ccw,
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int $t5Cw,
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int $t5Ccw
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): float {
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if (!self::leopardOk($tier)) {
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return 1e9;
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}
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$h = self::histogram($tier);
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$s = 0.0;
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$s += ($h['cw']['T1'] - $t1Cw) ** 2;
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$s += ($h['ccw']['T1'] - $t1Ccw) ** 2;
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$s += max(0, $t2MinCw - $h['cw']['T2']) ** 2 * 8;
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$s += max(0, $t2MinCcw - $h['ccw']['T2']) ** 2 * 8;
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$s += ($h['cw']['T4'] - $t4Cw) ** 2;
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$s += ($h['ccw']['T4'] - $t4Ccw) ** 2;
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$s += ($h['cw']['T5'] - $t5Cw) ** 2;
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$s += ($h['ccw']['T5'] - $t5Ccw) ** 2;
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return $s;
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}
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/**
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* @param list<string> $tier
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* @return array{cw: array<string, int>, ccw: array<string, int>}
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*/
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private static function histogram(array $tier): array
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{
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$cw = ['T1' => 0, 'T2' => 0, 'T3' => 0, 'T4' => 0, 'T5' => 0];
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$ccw = ['T1' => 0, 'T2' => 0, 'T3' => 0, 'T4' => 0, 'T5' => 0];
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for ($d = 5; $d <= 30; $d++) {
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$cw[$tier[self::landingCw($d)]]++;
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$ccw[$tier[self::landingCcw($d)]]++;
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}
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return ['cw' => $cw, 'ccw' => $ccw];
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}
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/**
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* @param list<string> $tier
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*/
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private static function remarkForTier(string $t, float $amt2): string
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{
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if ($t === 'T1') {
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return '大奖';
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}
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if ($t === 'T2') {
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return $amt2 < 100 ? '完美回本' : '小赚';
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}
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if ($t === 'T3') {
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return '抽水';
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}
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if ($t === 'T4') {
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return '惩罚';
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}
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if ($t === 'T5') {
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return '再来一次';
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}
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return '';
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}
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private static function buildJson(array $tier, float $amt1, float $amt2, float $amt3, float $amt4): string
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{
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$rows = [];
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for ($i = 0; $i < 26; $i++) {
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$t = $tier[$i];
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if ($t === 'T5') {
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$ui = '再来一次';
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$uiEn = 'Once again';
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$ev = '0';
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} else {
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$a = match ($t) {
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'T1' => $amt1,
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'T2' => $amt2,
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'T3' => $amt3,
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'T4' => $amt4,
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default => $amt3,
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};
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$ui = self::fmtMoney($a);
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$uiEn = self::fmtMoney($a);
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$ev = self::fmtMoney($a);
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}
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$rows[] = [
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'grid_number' => strval(5 + $i),
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'ui_text' => $ui,
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'ui_text_en' => $uiEn,
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'real_ev' => $ev,
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'tier' => $t,
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'remark' => self::remarkForTier($t, $amt2),
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];
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}
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return json_encode($rows, JSON_UNESCAPED_UNICODE | JSON_THROW_ON_ERROR);
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}
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private static function fmtMoney(float $v): string
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{
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if (abs($v - round($v)) < 0.000001) {
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return strval((int) round($v));
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}
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return rtrim(rtrim(sprintf('%.4f', $v), '0'), '.');
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}
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private static function intParam(array $params, string $key): int
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{
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$v = $params[$key] ?? 0;
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if (is_string($v) && trim($v) === '') {
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return 0;
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}
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if (!is_numeric($v)) {
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return 0;
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}
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return intval(strval($v));
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}
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private static function numParam(array $params, string $key): float
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{
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$v = $params[$key] ?? 0;
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if (is_string($v) && trim($v) === '') {
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return 0.0;
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}
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if (!is_numeric($v)) {
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return 0.0;
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}
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return floatval(strval($v));
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}
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}
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