hainan/app/Http/Controllers/Api/TestController.php

<?php

namespace App\Http\Controllers\Api;

use App\Models\Supplier;
use Illuminate\Support\Facades\Cache;
use Illuminate\Support\Facades\DB;

/**
 * 仅用于测试
 * Class TController
 * @package App\Http\Controllers\Api
 */
class TestController
{
	public function index()
	{
		dd(Supplier::class);
	}

	/**
	 * 模拟登录
	 * @param $user_id
	 * @return string
	 */
	private function login($user_id)
	{
		$token_key = md5($user_id . env('APP_KEY'));
		Cache::put($token_key, $user_id);
		return $token_key;
	}

	public function index2()
	{
		$handle = fopen(base_path('area.txt'), 'r');
		if ($handle) {
			DB::statement('TRUNCATE `areas`;');
			while (($line = fgets($handle, 4096)) !== false) {
				$line = trim($line);

				$last2 = substr($line, 4, 2); //区划码后2位
				$front2 = substr($line, 0, 2); //区划码前2位
				$front4 = substr($line, 0, 4); //区划码前4位

				//判断是否是直辖市，是直辖市则再插入一次上条记录作为二级联动
				if (isset($last4, $arr, $parent_arr[$front2]) && $last4 == '0000' && $last2 != '00') {
					$insert_id = DB::table('areas')->insertGetId(['code' => $arr[0], 'pid' => $parent_arr[$front2], 'name' => $arr[1]]);
					$parent_arr[$front4] = $insert_id;
					//对直辖市不做省直辖县处理，如：重庆市
					$parent_arr[$front2] = $insert_id;
				}

				$last4 = substr($line, 2, 4); //区划码后4位

				$arr = preg_split('/\s+/', $line);
				if (count($arr) !== 2) continue;
				if ($last4 == '0000') {
					$insert_id = DB::table('areas')->insertGetId(['code' => $arr[0], 'pid' => 0, 'name' => $arr[1]]);
					$parent_arr[$front2] = $insert_id;
				} else if ($last2 == '00') {
					$insert_id = DB::table('areas')->insertGetId(['code' => $arr[0], 'pid' => $parent_arr[$front2], 'name' => $arr[1]]);
					$parent_arr[$front4] = $insert_id;
				} else {
					//考虑到省直辖县级市情况，如：海南琼海市、湖北仙桃市等，但重庆市的省辖县除外（已在上面判断直辖市逻辑中做处理）
					$parent_id = $parent_arr[$front4] ?? $parent_arr[$front2];
					DB::table('areas')->insertGetId(['code' => $arr[0], 'pid' => $parent_id, 'name' => $arr[1]]);
				}
			}
		} else {
			return 'open file fail!';
		}
		return 'success';
	}}