重新优化中奖权重计算方式

2026-03-11 15:40:15 +08:00
parent bb166350fd
commit 2af7fedcce
13 changed files with 330 additions and 322 deletions
--- a/server/app/api/service/LotteryService.php
+++ b/server/app/api/service/LotteryService.php
@@ -119,9 +119,9 @@ class LotteryService
    {
        $total = array_sum($weights);
        if ($total <= 0) {
-            return $tiers[array_rand($tiers)];
+            return $tiers[random_int(0, count($tiers) - 1)];
        }
-        $r = mt_rand(1, $total);
+        $r = random_int(1, $total);
        $acc = 0;
        foreach ($weights as $i => $w) {
            $acc += $w;
@@ -145,7 +145,7 @@ class LotteryService
            return 0;
        }
        $total = $paid + $free;
-        $r = mt_rand(1, $total);
+        $r = random_int(1, $total);
        return $r <= $paid ? 0 : 1;
    }