73 lines
1.9 KiB
PHP
73 lines
1.9 KiB
PHP
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<?php
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/**
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* 文件功能：双色球奖池流水 Model
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*
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* 记录每期奖池的每笔变动，提供透明的奖池历史查询。
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* reason 取值：ticket_sale / carry_over / admin_inject / system_inject / payout / prize_4th / prize_5th
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*
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* @author ChatRoom Laravel
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*
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* @version 1.0.0
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*/
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namespace App\Models;
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use Illuminate\Database\Eloquent\Model;
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use Illuminate\Database\Eloquent\Relations\BelongsTo;
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class LotteryPoolLog extends Model
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{
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public $timestamps = false;
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protected $fillable = [
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'issue_id',
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'change_amount',
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'reason',
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'pool_after',
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'remark',
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'created_at',
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];
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/**
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* 字段类型转换。
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*/
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protected function casts(): array
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{
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return [
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'change_amount' => 'integer',
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'pool_after' => 'integer',
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'created_at' => 'datetime',
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];
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}
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// ─── 关联 ──────────────────────────────────────────────────────────
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/**
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* 关联的期次。
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*/
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public function issue(): BelongsTo
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{
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return $this->belongsTo(LotteryIssue::class, 'issue_id');
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}
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// ─── 业务方法 ──────────────────────────────────────────────────────
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/**
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* 返回 reason 的中文标签。
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*/
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public function reasonLabel(): string
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{
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return match ($this->reason) {
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'ticket_sale' => '购票入池',
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'carry_over' => '上期滚存',
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'admin_inject' => '管理员注入',
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'system_inject' => '超级期系统注入',
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'payout' => '派奖扣除',
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'prize_4th' => '四等奖固定扣除',
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'prize_5th' => '五等奖固定扣除',
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default => $this->reason,
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};
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}
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}
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