优化玩游戏中奖权重逻辑

server/app/dice/logic/reward_config/DiceRewardConfigLogic.php

@@ -10,6 +10,7 @@ use plugin\saiadmin\basic\think\BaseLogic;
 use plugin\saiadmin\exception\ApiException;
 use plugin\saiadmin\utils\Helper;
 use app\dice\model\reward_config\DiceRewardConfig;
+use support\Log;
 
 /**
  * 奖励配置逻辑层
@@ -57,4 +58,85 @@ class DiceRewardConfigLogic extends BaseLogic
         $data['weight'] = max(0, min(100, $w));
         return $data;
     }
+
+    /**
+     * 按档位分组返回奖励配置列表（用于 T1-T5、BIGWIN 权重配比）
+     * @return array<string, array> 键为 T1|T2|T3|T4|T5|BIGWIN，值为该档位下的配置行数组
+     */
+    public function getListGroupedByTier(): array
+    {
+        $tiers = ['T1', 'T2', 'T3', 'T4', 'T5', 'BIGWIN'];
+        $list = $this->model->whereIn('tier', $tiers)->order('tier')->order('id')->select()->toArray();
+        $grouped = [];
+        foreach ($tiers as $t) {
+            $grouped[$t] = [];
+        }
+        foreach ($list as $row) {
+            $tier = isset($row['tier']) ? (string) $row['tier'] : '';
+            if ($tier !== '' && isset($grouped[$tier])) {
+                $grouped[$tier][] = $row;
+            }
+        }
+        return $grouped;
+    }
+
+    /**
+     * 批量更新权重：T1-T5 同档位权重之和必须等于 100；BIGWIN 为豹子权重单独设定，不校验合计
+     * @param array<int, array{id: int, weight: float}> $items 元素为 [ id => 配置ID, weight => 0-100 ]
+     * @throws ApiException 当单条 weight 非法或 T1-T5 某档位权重和≠100 时
+     */
+    public function batchUpdateWeights(array $items): void
+    {
+        if (empty($items)) {
+            return;
+        }
+        $items = array_values($items);
+        $ids = [];
+        $weightById = [];
+        foreach ($items as $item) {
+            if (!is_array($item)) {
+                continue;
+            }
+            $id = isset($item['id']) ? (int) $item['id'] : 0;
+            $w = isset($item['weight']) ? (float) $item['weight'] : 0;
+            if ($id < 0) {
+                throw new ApiException('存在无效的配置ID');
+            }
+            if ($w < 0 || $w > 100) {
+                throw new ApiException('权重必须在 0-100 之间');
+            }
+            $ids[] = $id;
+            $w = max(0, min(100, $w));
+            $weightById[$id] = isset($weightById[$id]) ? min(100, $weightById[$id] + $w) : $w;
+        }
+        $list = $this->model->whereIn('id', array_unique($ids))->field('id,tier,grid_number')->select()->toArray();
+        $idToTier = [];
+        foreach ($list as $r) {
+            $id = isset($r['id']) ? (int) $r['id'] : 0;
+            $idToTier[$id] = isset($r['tier']) ? (string) $r['tier'] : '';
+        }
+        $sumByTier = [];
+        foreach ($weightById as $id => $w) {
+            $tier = $idToTier[$id] ?? '';
+            if ($tier === '') {
+                throw new ApiException('配置ID ' . $id . ' 不存在或档位为空');
+            }
+            if ($tier === 'BIGWIN') {
+                continue;
+            }
+            if (!isset($sumByTier[$tier])) {
+                $sumByTier[$tier] = 0;
+            }
+            $sumByTier[$tier] += $w;
+        }
+        foreach ($sumByTier as $tier => $sum) {
+            if (abs($sum - 100)) {
+                throw new ApiException('档位 ' . $tier . ' 的权重之和必须等于 100%，当前为 ' . round($sum, 2));
+            }
+        }
+        foreach ($weightById as $id => $w) {
+            DiceRewardConfig::where('id', $id)->update(['weight' => $w]);
+        }
+        DiceRewardConfig::refreshCache();
+    }
 }