<?php
/**
 * 订单与售后退款异常捕获与防重复退款单元测试 (TDD)
 */

class OrderRefundExceptionCatchTest
{
    private $passed = 0;
    private $failed = 0;

    public function run()
    {
        echo "=== 开始执行 退款控制器与防重复退款单元测试 (TDD) ===\n";
        $this->testAftersaleRefundCatchesThrowable();
        $this->testAftersaleRefundAntiDuplicateLockAndRowLock();
        $this->testOrderRefundCatchesThrowable();
        $this->testOrderRefundAntiDuplicateLockAndRowLock();
        $this->testHuifuRefundIdempotentHandling();

        echo "\n测试结果: {$this->passed} 通过, {$this->failed} 失败\n";
        if ($this->failed > 0) {
            exit(1);
        }
    }

    private function assert($condition, $message)
    {
        if ($condition) {
            echo "  [PASS] {$message}\n";
            $this->passed++;
        } else {
            echo "  [FAIL] {$message}\n";
            $this->failed++;
        }
    }

    public function testAftersaleRefundCatchesThrowable()
    {
        $filePath = __DIR__ . '/../application/admin/controller/shopro/order/Aftersale.php';
        $this->assert(is_file($filePath), "Aftersale.php 控制器必须存在");

        $content = file_get_contents($filePath);
        $startPos = strpos($content, 'function refund(');
        $this->assert($startPos !== false, "Aftersale.php 必须包含 refund 方法");

        $nextFuncPos = strpos($content, 'public function ', $startPos + 20);
        $methodBody = substr($content, $startPos, $nextFuncPos - $startPos);

        $hasTryCatch = preg_match('/try\s*\{\s*Db::transaction\(.+?\}\s*catch\s*\(\\\\?Throwable\s+\$e\)\s*\{.+?\$this->error\(\$e->getMessage\(\)\);\s*\}/s', $methodBody);
        $this->assert((bool)$hasTryCatch, "Aftersale.php 的 refund 方法必须使用 try...catch(\\Throwable \$e) 包裹 Db::transaction");
    }

    public function testAftersaleRefundAntiDuplicateLockAndRowLock()
    {
        $filePath = __DIR__ . '/../application/admin/controller/shopro/order/Aftersale.php';
        $content = file_get_contents($filePath);
        $startPos = strpos($content, 'function refund(');
        $nextFuncPos = strpos($content, 'public function ', $startPos + 20);
        $methodBody = substr($content, $startPos, $nextFuncPos - $startPos);

        $hasCacheLock = strpos($methodBody, 'lock:refund:aftersale:') !== false;
        $this->assert($hasCacheLock, "Aftersale.php 的 refund 方法必须使用 Cache 锁防止重复点击/并发提交");

        $hasRowLock = strpos($methodBody, 'lock(true)') !== false;
        $this->assert($hasRowLock, "Aftersale.php 的 refund 方法事务内必须使用 lock(true) 排他行锁防多退");
    }

    public function testOrderRefundCatchesThrowable()
    {
        $filePath = __DIR__ . '/../application/admin/controller/shopro/order/Order.php';
        $this->assert(is_file($filePath), "Order.php 控制器必须存在");

        $content = file_get_contents($filePath);
        $startPos = strpos($content, 'function refund(');
        $this->assert($startPos !== false, "Order.php 必须包含 refund 方法");

        $nextFuncPos = strpos($content, 'public function ', $startPos + 20);
        $methodBody = substr($content, $startPos, $nextFuncPos - $startPos);

        $hasTryCatch = preg_match('/try\s*\{\s*Db::transaction\(.+?\}\s*catch\s*\(\\\\?Throwable\s+\$e\)\s*\{.+?\$this->error\(\$e->getMessage\(\)\);\s*\}/s', $methodBody);
        $this->assert((bool)$hasTryCatch, "Order.php 的 refund 方法必须使用 try...catch(\\Throwable \$e) 包裹 Db::transaction");
    }

    public function testOrderRefundAntiDuplicateLockAndRowLock()
    {
        $filePath = __DIR__ . '/../application/admin/controller/shopro/order/Order.php';
        $content = file_get_contents($filePath);
        $startPos = strpos($content, 'function refund(');
        $nextFuncPos = strpos($content, 'public function ', $startPos + 20);
        $methodBody = substr($content, $startPos, $nextFuncPos - $startPos);

        $hasCacheLock = strpos($methodBody, 'lock:refund:order:') !== false;
        $this->assert($hasCacheLock, "Order.php 的 refund 方法必须使用 Cache 锁防止重复点击/并发提交");

        $hasRowLock = strpos($methodBody, 'lock(true)') !== false;
        $this->assert($hasRowLock, "Order.php 的 refund 方法事务内必须使用 lock(true) 排他行锁防多退");
    }

    public function testHuifuRefundIdempotentHandling()
    {
        $filePath = __DIR__ . '/../addons/shopro_huifu/library/HuifuRefundService.php';
        $this->assert(is_file($filePath), "HuifuRefundService.php 必须存在");

        $content = file_get_contents($filePath);
        $hasIdempotent = strpos($content, '23000003') !== false || strpos($content, 'isAlreadyRefunded') !== false;
        $this->assert($hasIdempotent, "HuifuRefundService 必须包含针对汇付已退款的幂等核查与对齐机制");
    }
}

$test = new OrderRefundExceptionCatchTest();
$test->run();