优化中奖权重计算方式

2026-03-12 17:17:00 +08:00
parent 064ce06393
commit 7e4ba86afa
25 changed files with 2344 additions and 403 deletions
--- a/server/app/dice/model/play_record/DicePlayRecord.php
+++ b/server/app/dice/model/play_record/DicePlayRecord.php
@@ -8,7 +8,7 @@ namespace app\dice\model\play_record;

 use app\dice\model\lottery_pool_config\DiceLotteryPoolConfig;
 use app\dice\model\player\DicePlayer;
-use app\dice\model\reward_config\DiceRewardConfig;
+use app\dice\model\reward\DiceRewardConfig;
 use plugin\saiadmin\basic\think\BaseModel;
 use think\model\relation\BelongsTo;

--- a/server/app/dice/model/reward/DiceReward.php
+++ b/server/app/dice/model/reward/DiceReward.php
@@ -0,0 +1,139 @@
+<?php
+// +----------------------------------------------------------------------
+// | saiadmin [ saiadmin快速开发框架 ]
+// +----------------------------------------------------------------------
+namespace app\dice\model\reward;
+
+use plugin\saiadmin\basic\think\BaseModel;
+use support\think\Cache;
+
+/**
+ * 奖励对照模型
+ *
+ * dice_reward 奖励对照表（主键 id 自增）
+ * 唯一约束 (direction, grid_number)，保证每个点数、每个方向各一条；end_index 关联 DiceRewardConfig.id
+ *
+ * @property  $id 主键
+ * @property  $tier 档位 T1-T5/BIGWIN
+ * @property  $direction 方向:0=顺时针,1=逆时针
+ * @property  $end_index 结束索引（DiceRewardConfig.id）
+ * @property  $weight 权重 1-10000，档位内按权重比抽取
+ * @property  $grid_number 色子点数(摇取值)
+ * @property  $start_index 起始索引(DiceRewardConfig.id)
+ * @property  $ui_text 显示文本(来自config)
+ * @property  $real_ev 实际中奖金额(来自config)
+ * @property  $remark 备注(来自config)
+ * @property  $type 奖励类型(来自config)
+ */
+class DiceReward extends BaseModel
+{
+    /** 方向：顺时针 */
+    public const DIRECTION_CLOCKWISE = 0;
+    /** 方向：逆时针 */
+    public const DIRECTION_COUNTERCLOCKWISE = 1;
+
+    /** 缓存键：奖励对照实例 */
+    private const CACHE_KEY_INSTANCE = 'dice:reward:instance';
+
+    private const CACHE_TTL = 86400 * 30;
+
+    private static ?array $instance = null;
+
+    protected $table = 'dice_reward';
+
+    /** 主键 id 自增，唯一约束 (direction, grid_number) */
+    protected $pk = 'id';
+
+    /**
+     * 获取奖励对照实例（按档位+方向索引，用于抽奖与权重配比）
+     * @return array{list: array, by_tier_direction: array}
+     */
+    public static function getCachedInstance(): array
+    {
+        if (self::$instance !== null) {
+            return self::$instance;
+        }
+        $instance = Cache::get(self::CACHE_KEY_INSTANCE);
+        if ($instance !== null && is_array($instance)) {
+            self::$instance = $instance;
+            return $instance;
+        }
+        self::refreshCache();
+        $instance = Cache::get(self::CACHE_KEY_INSTANCE);
+        self::$instance = is_array($instance) ? $instance : self::buildEmptyInstance();
+        return self::$instance;
+    }
+
+    /**
+     * 按档位+方向取权重列表（用于抽奖：该档位该方向下 end_index => weight）
+     * @return array<int, int> end_index => weight
+     */
+    public static function getCachedByTierAndDirection(string $tier, int $direction): array
+    {
+        $inst = self::getCachedInstance();
+        $byTierDirection = $inst['by_tier_direction'] ?? [];
+        $list = $byTierDirection[$tier][$direction] ?? [];
+        $result = [];
+        foreach ($list as $row) {
+            $endIndex = isset($row['end_index']) ? (int) $row['end_index'] : 0;
+            $weight = isset($row['weight']) ? (int) $row['weight'] : 1;
+            $result[$endIndex] = $weight;
+        }
+        return $result;
+    }
+
+    /**
+     * 重新从数据库加载并写入缓存；修改/新增/删除后需调用以实例化
+     */
+    public static function refreshCache(): void
+    {
+        $list = (new self())->order('tier')->order('direction')->order('end_index')->select()->toArray();
+        $byTierDirection = [];
+        foreach ($list as $row) {
+            $tier = isset($row['tier']) ? (string) $row['tier'] : '';
+            $direction = isset($row['direction']) ? (int) $row['direction'] : 0;
+            if ($tier !== '') {
+                if (!isset($byTierDirection[$tier])) {
+                    $byTierDirection[$tier] = [0 => [], 1 => []];
+                }
+                if (!isset($byTierDirection[$tier][$direction])) {
+                    $byTierDirection[$tier][$direction] = [];
+                }
+                $byTierDirection[$tier][$direction][] = $row;
+            }
+        }
+        self::$instance = [
+            'list'              => $list,
+            'by_tier_direction' => $byTierDirection,
+        ];
+        Cache::set(self::CACHE_KEY_INSTANCE, self::$instance, self::CACHE_TTL);
+    }
+
+    private static function buildEmptyInstance(): array
+    {
+        return [
+            'list'              => [],
+            'by_tier_direction' => [],
+        ];
+    }
+
+    public static function clearRequestInstance(): void
+    {
+        self::$instance = null;
+    }
+
+    public static function onAfterInsert($model): void
+    {
+        self::refreshCache();
+    }
+
+    public static function onAfterUpdate($model): void
+    {
+        self::refreshCache();
+    }
+
+    public static function onAfterDelete($model): void
+    {
+        self::refreshCache();
+    }
+}
--- a/server/app/dice/model/reward/DiceRewardConfig.php
+++ b/server/app/dice/model/reward/DiceRewardConfig.php
@@ -0,0 +1,9 @@
+<?php
+// +----------------------------------------------------------------------
+// | 别名：reward 命名空间下引用 reward_config\DiceRewardConfig
+// +----------------------------------------------------------------------
+namespace app\dice\model\reward;
+
+class DiceRewardConfig extends \app\dice\model\reward_config\DiceRewardConfig
+{
+}
--- a/server/app/dice/model/reward_config/DiceRewardConfig.php
+++ b/server/app/dice/model/reward_config/DiceRewardConfig.php
@@ -6,24 +6,23 @@
 // +----------------------------------------------------------------------
 namespace app\dice\model\reward_config;

+use app\dice\model\reward\DiceReward;
 use plugin\saiadmin\basic\think\BaseModel;
 use support\think\Cache;

 /**
 * 奖励配置模型
 *
- * dice_reward_config 奖励配置
- * 按档位 T1-T5 直接权重抽取 grid_number，weight 1-10000；起始索引 s_start_index / n_start_index
+ * dice_reward_config 奖励配置；BIGWIN 档位使用本表 weight（0-10000，10000=100% 中大奖）
 *
 * @property  $id ID
 * @property  $grid_number 色子点数
 * @property  $ui_text 前端显示文本
 * @property  $real_ev 真实资金结算
 * @property  $tier 所属档位
- * @property  $weight 权重 1-10000，档位内按权重比抽取
- * @property  $n_start_index 逆时针起始索引
- * @property  $s_start_index 顺时针起始索引
+ * @property  $weight 权重（仅 BIGWIN 使用，0-10000）
 * @property  $remark 备注
+ * @property  $type 奖励类型 -2=唯一惩罚,-1=抽水,0=回本,1=再来一次,2=小赚,3=大奖格
 * @property  $create_time 创建时间
 * @property  $update_time 修改时间
 */
@@ -129,7 +128,7 @@ class DiceRewardConfig extends BaseModel
    }

    /**
-     * 从缓存按档位取奖励列表（含 weight，用于按权重抽 grid_number）
+     * 从缓存按档位取奖励列表（不含权重，仅配置）
     */
    public static function getCachedByTier(string $tier): array
    {
@@ -138,6 +137,22 @@ class DiceRewardConfig extends BaseModel
        return $byTier[$tier] ?? [];
    }

+    /**
+     * 按档位+方向取奖励列表（合并 dice_reward 权重，用于抽奖）
+     * @param int $direction 0=顺时针, 1=逆时针
+     * @return array 每行含 id, grid_number, real_ev, tier, weight 等
+     */
+    public static function getCachedByTierForDirection(string $tier, int $direction): array
+    {
+        $list = self::getCachedByTier($tier);
+        $weightMap = DiceReward::getCachedByTierAndDirection($tier, $direction);
+        foreach ($list as $i => $row) {
+            $id = isset($row['id']) ? (int) $row['id'] : 0;
+            $list[$i]['weight'] = $weightMap[$id] ?? 1;
+        }
+        return $list;
+    }
+
    public static function clearRequestInstance(): void
    {
        self::$instance = null;
@@ -199,18 +214,4 @@ class DiceRewardConfig extends BaseModel
            $query->where('tier', '=', $value);
        }
    }
-
-    public function searchWeightMinAttr($query, $value)
-    {
-        if ($value !== '' && $value !== null) {
-            $query->where('weight', '>=', $value);
-        }
-    }
-
-    public function searchWeightMaxAttr($query, $value)
-    {
-        if ($value !== '' && $value !== null) {
-            $query->where('weight', '<=', $value);
-        }
-    }
 }