148 lines
3.4 KiB
PHP
148 lines
3.4 KiB
PHP
<?php
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declare(strict_types=1);
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/**
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*+------------------
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* madong
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*+------------------
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* Copyright (c) https://gitee.com/motion-code All rights reserved.
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*+------------------
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* Author: Mr. April (405784684@qq.com)
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*+------------------
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* Official Website: https://madong.tech
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*/
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namespace core\tool;
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use Illuminate\Database\Eloquent\Relations\Relation;
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/**
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* 多态映射辅助类
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*
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* 提供便捷的多态映射操作方法
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*
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* @author Mr.April
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* @since 1.0
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*/
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class MorphMapHelper
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{
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/**
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* 获取所有已注册的多态映射
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*
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* @return array
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*/
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public static function getAllMaps(): array
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{
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return Relation::morphMap();
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}
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/**
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* 获取指定别名对应的模型类
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*
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* @param string $alias
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* @return string|null
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*/
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public static function getModelClass(string $alias): ?string
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{
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return Relation::getMorphedModel($alias);
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}
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/**
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* 获取指定模型类对应的别名
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*
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* @param string $modelClass
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* @return string|null
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*/
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public static function getModelAlias(string $modelClass): ?string
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{
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$maps = self::getAllMaps();
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$flipped = array_flip($maps);
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return $flipped[$modelClass] ?? null;
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}
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/**
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* 检查别名是否已注册
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*
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* @param string $alias
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* @return bool
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*/
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public static function hasAlias(string $alias): bool
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{
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return array_key_exists($alias, self::getAllMaps());
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}
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/**
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* 检查模型类是否已注册
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*
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* @param string $modelClass
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* @return bool
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*/
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public static function hasModelClass(string $modelClass): bool
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{
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return in_array($modelClass, self::getAllMaps());
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}
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/**
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* 格式化输出映射信息（用于调试）
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*
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* @return string
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*/
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public static function debugInfo(): string
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{
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$maps = self::getAllMaps();
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if (empty($maps)) {
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return "No morph maps registered.\n";
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}
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$output = "Morph Maps (Total: " . count($maps) . "):\n";
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$output .= str_repeat('-', 80) . "\n";
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foreach ($maps as $alias => $modelClass) {
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$exists = class_exists($modelClass);
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$status = $exists ? '✓' : '✗';
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$output .= sprintf(
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" %-20s => %-60s %s\n",
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$alias,
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$modelClass,
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$status
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);
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}
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$output .= str_repeat('-', 80) . "\n";
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$output .= "Legend: ✓ = class exists, ✗ = class not found\n";
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return $output;
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}
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/**
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* 根据模型类自动生成别名（用于开发时生成配置）
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*
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* @param string $modelClass
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* @return string
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*/
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public static function generateAlias(string $modelClass): string
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{
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// 移除命名空间前缀
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$className = basename(str_replace('\\', '/', $modelClass));
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// 转换为小写并用下划线连接
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// 例如: Question -> question, MemberWithdraw -> member_withdraw
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$alias = strtolower(preg_replace('/(?<!^)[A-Z]/', '_$0', $className));
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return $alias;
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}
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/**
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* 批量添加映射（用于动态注册）
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*
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* @param array $maps
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* @return void
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*/
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public static function addMaps(array $maps): void
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{
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$existingMaps = self::getAllMaps();
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$newMaps = array_merge($existingMaps, $maps);
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Relation::enforceMorphMap($newMaps);
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}
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}
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