@@ -0,0 +1,62 @@
+<?php
+
+namespace app\command;
+
+use app\crm\model\Customer;
+use support\Log;
+use Symfony\Component\Console\Command\Command as SymfonyCommand;
+use Webman\Console\Command;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Output\OutputInterface;
+
+class CustomerCodeCommand extends SymfonyCommand
+{
+    protected static $defaultName = 'customer:generate-code';
+
+    protected function configure()
+    {
+        $this->setDescription('为crm_customer表所有记录生成唯一code码，分批处理');
+    }
+
+    protected function execute(InputInterface $input, OutputInterface $output): int
+    {
+        $batchSize = 1000;
+        $total = Customer::withTrashed()->where('code','')->count();
+        $output->writeln("总计需处理：$total 条记录");
+
+        $processed = 0;
+        do {
+            // 查询一批未生成code的记录
+            $customers = Customer::withTrashed()->where('code','')->limit($batchSize)->get();
+            if ($customers->isEmpty()) {
+                break;
+            }
+
+            // Eloquent 批量处理
+            foreach ($customers as $customer) {
+                // 生成唯一16位code，CM+14位
+                $unique = strtoupper(substr(md5($customer->id . microtime(true) . mt_rand(1000, 9999)), 0, 14));
+                $code = 'CM' . $unique;
+
+                // 防止极小概率重复
+                while (Customer::where('code', $code)->exists()) {
+                    $unique = strtoupper(substr(md5($customer->id . microtime(true) . mt_rand(1000, 9999)), 0, 14));
+                    $code = 'CM' . $unique;
+                }
+
+                $created_at = $customer->created_at->getTimestamp();
+                $obtain = $created_at > strtotime('2025-07-29')?$created_at:strtotime('2025-07-29');
+
+                $customer->code = $code;
+                $customer->obtain = $obtain;
+                $customer->save();
+                $processed++;
+            }
+
+            $output->writeln("已处理：$processed / $total");
+        } while (true);
+
+        $output->writeln('<info>全部处理完成！</info>');
+        return self::SUCCESS;
+    }
+}