'int', 'max_points' => 'int', ]; } public static function isOverlap(int $minPoints, ?int $maxPoints, ?int $ignoreId = null): bool { $maxPointsCheck = $maxPoints ?? PHP_INT_MAX; return self::when($ignoreId, fn ($query) => $query->where('id', '!=', $ignoreId)) ->get() ->contains(function ($tier) use ($minPoints, $maxPointsCheck) { $tierMax = $tier->max_points ?? PHP_INT_MAX; return ($minPoints <= $tierMax) && ($maxPointsCheck >= $tier->min_points); }); } public function memberships(): HasMany { return $this->hasMany(Membership::class); } public function rewards(): HasMany { return $this->hasMany(TierReward::class); } }