Laravel10　Laravel DataTables - YajraBoxを利用

# Laravel-DataTables のインストール

1,プロジェクトで次のコマンドを実行して、最新バージョンのパッケージを取得

```php
composer require yajra/laravel-datatables:^10.0
```
2,サービス プロバイダーを追加
```config/app.php
'providers' => [
    ...,
    Yajra\DataTables\DataTablesServiceProvider::class,
]

'aliases' => [
    ...,
    'DataTables' => Yajra\DataTables\Facades\DataTables::class,
]
            
```
3,コマンドを使用して構成とアセットを公開
```php
php artisan vendor:publish --provider="Yajra\DataTables\DataTablesServiceProvider"
```
以下のdatabables作成されます。
```config/atabables.php
<?php

return [
    /*
     * DataTables search options.
     */
    'search'         => [
        /*
         * Smart search will enclose search keyword with wildcard string "%keyword%".
         * SQL: column LIKE "%keyword%"
         */
        'smart'            => true,

        /*
         * Multi-term search will explode search keyword using spaces resulting into multiple term search.
         */
        'multi_term'       => true,

        /*
         * Case insensitive will search the keyword in lower case format.
         * SQL: LOWER(column) LIKE LOWER(keyword)
         */
        'case_insensitive' => true,

        /*
         * Wild card will add "%" in between every characters of the keyword.
         * SQL: column LIKE "%k%e%y%w%o%r%d%"
         */
        'use_wildcards'    => true,
        // 'use_wildcards'    => false,

        /*
         * Perform a search which starts with the given keyword.
         * SQL: column LIKE "keyword%"
         */
        'starts_with'      => true,
        // 'starts_with'      => false,
    ],

    /*
     * DataTables internal index id response column name.
     */
    'index_column'   => 'DT_RowIndex',

    /*
     * List of available builders for DataTables.
     * This is where you can register your custom dataTables builder.
     */
    'engines'        => [
        'eloquent'   => Yajra\DataTables\EloquentDataTable::class,
        'query'      => Yajra\DataTables\QueryDataTable::class,
        'collection' => Yajra\DataTables\CollectionDataTable::class,
        'resource' => Yajra\DataTables\ApiResourceDataTable::class,
    ],

    /*
     * DataTables accepted builder to engine mapping.
     * This is where you can override which engine a builder should use
     * Note, only change this if you know what you are doing!
     */
    'builders'       => [
        //Illuminate\Database\Eloquent\Relations\Relation::class => 'eloquent',
        //Illuminate\Database\Eloquent\Builder::class            => 'eloquent',
        //Illuminate\Database\Query\Builder::class               => 'query',
        //Illuminate\Support\Collection::class                   => 'collection',
    ],

    /*
     * Nulls last sql pattern for PostgreSQL & Oracle.
     * For MySQL, use 'CASE WHEN :column IS NULL THEN 1 ELSE 0 END, :column :direction'
     */
    'nulls_last_sql' => ':column :direction NULLS LAST',

    /*
     * User friendly message to be displayed on user if error occurs.
     * Possible values:
     * null             - The exception message will be used on error response.
     * 'throw'          - Throws a \Yajra\DataTables\Exceptions\Exception. Use your custom error handler if needed.
     * 'custom message' - Any friendly message to be displayed to the user. You can also use translation key.
     */
    'error'          => env('DATATABLES_ERROR', null),

    /*
     * Default columns definition of dataTable utility functions.
     */
    'columns'        => [
        /*
         * List of columns hidden/removed on json response.
         */
        'excess'    => ['rn', 'row_num'],

        /*
         * List of columns to be escaped. If set to *, all columns are escape.
         * Note: You can set the value to empty array to disable XSS protection.
         */
        'escape'    => '*',

        /*
         * List of columns that are allowed to display html content.
         * Note: Adding columns to list will make us available to XSS attacks.
         */
        'raw'       => ['action'],

        /*
         * List of columns are forbidden from being searched/sorted.
         */
        'blacklist' => ['password', 'remember_token'],

        /*
         * List of columns that are only allowed fo search/sort.
         * If set to *, all columns are allowed.
         */
        'whitelist' => '*',
    ],

    /*
     * JsonResponse header and options config.
     */
    'json'           => [
        'header'  => [],
        'options' => 0,
    ],

    /*
     * Default condition to determine if a parameter is a callback or not.
     * Callbacks needs to start by those terms, or they will be cast to string.
     */
    'callback' => ['$', '$.', 'function'],
];
```
buttons系
```php packages/configuration file
composer require yajra/laravel-datatables-buttons
php artisan vendor:publish --tag=datatables-buttons
```

```
# Work on the Datatables Model
```php
php artisan datatables:make Users      
```
```app/DataTables/UsersDataTable.php
が作成されます。
```
```app/Http/Controllers/UsersController.php
<?php

namespace App\Http\Controllers;

use App\DataTables\UsersDataTable;

class UsersController extends Controller
{
    public function index(UsersDataTable $dataTable)
    {
        return $dataTable->render('users.index');
    }
}
```
画面表示
```php
    <!-- Main content -->
    <section class="content container-fluid">
        <div class="row">
            <div class="col-sm-12">
                <div class="box box-widget">
                    <div class="box-body table-block">
                        {!! $dataTable->table() !!}
                    </div>
                </div>
            </div>
        </div>
    </section>
    <!-- /.content -->

    {!! $dataTable->scripts() !!}
```

参考サイト
https://codeanddeploy.com/blog/laravel/step-by-step-tutorial-implementing-yajra-datatables-in-laravel-10


公式サイト：

https://yajrabox.com/docs/laravel-datatables/10.0#installing-laravel-datatables

https://packagist.org/packages/yajra/laravel-datatables-oracle

https://github.com/yajra/laravel-datatables