laravelでphp artisan db:seedをするとArray to string conversionと怒られてしまう

##　問題

seedファイル、ツリー構造という記事を参考にしてツリー構造のデータを作成しようとしていますがうまくいきません。

上記のエラー分が出てしまう原因を教えていただきたいです。

laravel-nestedset使用

php
1MapTableSeeder.php
2<?php
3
4use Illuminate\Database\Seeder;
5
6class MapTableSeeder extends Seeder
7{
8    /**
9     * Run the database seeds.
10     *
11     * @return void
12     */
13    public function run()
14    {
15        $maps = [
16            [
17                'name' => '銀行',
18                'path' => 'images/maps_top/bank.jpg',
19                    'children' => [
20                        [                    
21                            ['path' => 'images/maps/bank/bank_1.jpg'],
22                            ['path' => 'images/maps/bank/bank_2.jpg'],
23                            ['path' => 'images/maps/bank/bank_3.jpg'],
24                            ['path' => 'images/maps/bank/bank_4.jpg'],            
25                        ],
26                    ],
27                ],
28            [
29                'name' => '国境',
30                'path' => 'images/maps_top/border.jpg',
31                    'children' => [
32                        [                    
33                            ['path' => 'images/maps/border/border_1.jpg'],
34                            ['path' => 'images/maps/border/border_2.jpg'],
35                            ['path' => 'images/maps/border/border_3.jpg'],
36                        ],
37                    ],
38                ],
39            [
40                'name' => 'カフェ・ドフトエスキー',
41                'path' => 'images/maps_top/cafe.jpg',
42                    'children' => [
43                        [                    
44                            ['path' => 'images/maps/cafe/cafe_1.jpg'],
45                            ['path' => 'images/maps/cafe/cafe_2.jpg'],
46                            ['path' => 'images/maps/cafe/cafe_3.jpg'],
47                            ['path' => 'images/maps/cafe/cafe_4.jpg'],
48                        ],
49                    ],
50                ],
51         
52            
53        ];
54    
55        foreach($maps as $map){
56
57            \App\Models\Map_Category::create($map);
58        }
59}
60}
61

php
1DatabaseSeeder.php
2<?php
3
4use Illuminate\Database\Seeder;
5
6class DatabaseSeeder extends Seeder
7{
8    /**
9     * Seed the application's database.
10     *
11     * @return void
12     */
13    public function run()
14    {
15        // $this->call(UserSeeder::class);
16        $this->call(MapTableSeeder::class);
17    }
18}

php
1mapマイグレーション
2<?php
3
4use Illuminate\Database\Migrations\Migration;
5use Illuminate\Database\Schema\Blueprint;
6use Illuminate\Support\Facades\Schema;
7
8class CreateMapCategoriesTable extends Migration
9{
10    /**
11     * Run the migrations.
12     *
13     * @return void
14     */
15    public function up()
16    {
17        Schema::create('map__categories', function (Blueprint $table) {
18            $table->id();
19            $table->string('name',40);//マップ名の入力のため
20            $table->string('path');
21            $table->nestedSet();
22            $table->timestamps();
23        });
24    }
25
26    /**
27     * Reverse the migrations.
28     *
29     * @return void
30     */
31    public function down()
32    {
33        Schema::dropIfExists('map__categories');
34    }
35
36}
37

エラー文

   ErrorException 

  Array to string conversion

  at vendor/laravel/framework/src/Illuminate/Support/Str.php:449
    445| 
    446|         $result = array_shift($segments);
    447| 
    448|         foreach ($segments as $segment) {
  > 449|             $result .= (array_shift($replace) ?? $search).$segment;
    450|         }
    451| 
    452|         return $result;
    453|     }

      +19 vendor frames 
  20  database/seeds/MapTableSeeder.php:180
      Illuminate\Database\Eloquent\Model::__callStatic("create")

      +8 vendor frames 
  29  database/seeds/DatabaseSeeder.php:15
      Illuminate\Database\Seeder::call("MapTableSeeder")
コード

行動規範の内容に同意します

回答1件

ベストアンサー

php
1<?php
2
3use Illuminate\Database\Seeder;
4
5class UserTableSeeder extends Seeder
6{
7    /**
8     * Run the database seeds.
9     *
10     * @return void
11     */
12    public function run()
13    {
14        //
15        $maps = [
16            [
17                'name' => '銀行',
18                'email' => 'hoge@example.com',
19                'password' => 'aaa',
20                'children' => [
21                    [                    
22                        ['path' => 'images/maps/bank/bank_1.jpg'],
23                        ['path' => 'images/maps/bank/bank_2.jpg'],
24                        ['path' => 'images/maps/bank/bank_3.jpg'],
25                        ['path' => 'images/maps/bank/bank_4.jpg'],            
26                    ],
27                ],
28            ],
29        ];
30
31        foreach($maps as $map){
32            \App\User::create($map);
33        }        
34    }
35}