Global-Jain/app/Repositories/Backend/Role/RoleService.php

<?php

namespace App\Repositories\Backend\Role;

use App\Constant\Constant;
use App\Exceptions\GeneralException;
use App\Models\Role;
use App\Services\BaseService;
use Exception;
use Illuminate\Database\Eloquent\Builder;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Log;
use Yajra\DataTables\Facades\DataTables;

class RoleService extends BaseService
{

    /**
     * Associated Service Model.
     */
    protected const MODEL = Role::class;

    /**
     * This function is use for search query in Datatable.
     * Also for sorting function we are using join query for appropriate sorting result
     * @param $request
     * @return $this|array|Builder
     */
    public function prepareSearchQuery($request)
    {
        $searchQuery = [];
        try {
            $searchQuery = $this->query()->select(
                'id',
                'name',
                'created_at'
            )->where('name', '!=', config('access.users.super_admin_role'));

            $columns = ['','id', 'name', 'created_at'];

            if (isset($request['name']) && $request['name'] != '') {
                $searchQuery = $searchQuery->where('name', 'like', '%' . $request['name'] . '%');
            }

            if (isset($request['order']) && $request['order'] != "") {
                $searchQuery = $searchQuery->orderBy(
                    $columns[$request['order'][0]['column']],
                    $request['order'][0]['dir']
                );
            }

        } catch (Exception $ex) {
            Log::error($ex->getMessage());
        }
        return $searchQuery;
    }

    /**
     * This function is for the format the Datatable columns
     *
     * @param $request
     * @return object
     */
    public function getForDataTable($request): object
    {
        $response = (object)[];
        try {
            $dataTableQuery = $this->prepareSearchQuery($request);
            // ->orderBy('id', 'DESC');

            $response = Datatables::of($dataTableQuery)
                // ->addColumn(
                //     'checkbox_action',
                //     function ($role) {
                //         return $role->role_checkbox_action;
                //     }
                // )
                ->addIndexColumn()
                ->addColumn(
                    'created_at',
                    function ($user) {
                        return (($user->created_at) ? defaultDateTimeFormat($user->created_at) : '-');
                    }
                )
                ->addColumn(
                    'action',
                    function ($role) {
                        if (
                            !empty($role->roles[0]['name']) != config('access.users.admin_role')
                            || !empty($role->roles[0]['name']) != config('access.users.super_admin_role')
                            || loggedInUser()->isSuperAdmin()
                            || loggedInUser()->isAdmin()
                        ) {
                            return $role->role_action_buttons;
                        }
                        return "";
                    }
                )
                ->setRowId(
                    function ($role) {
                        return 'recordRow-' . $role->id;
                    }
                )
                ->rawColumns(['action', 'checkbox_action'])
                ->make(true);
        } catch (Exception $ex) {
            Log::error($ex->getMessage());
        }

        return $response;
    }

    /**
     * This function is for the create role
     *
     * @param array $request
     * @return Role
     * @throws GeneralException
     */
    public function create(array $request): Role
    {
        try {
            return DB::transaction(
                function () use ($request) {

                    $role = $this->query()->create(
                        [
                            'name' => $request['name'],
                        ]
                    );

                    $role->syncPermissions($request['permissions']);

                    return $role;
                }
            );
        } catch (Exception $ex) {
            Log::error($ex->getMessage());
            throw new GeneralException(__('message.create_role_error'));
        }
    }

    /**
     * This function is for the update role
     *
     * @param object $role
     * @param array $request
     * @return Role
     * @throws GeneralException
     */
    public function update(object $role, array $request): Role
    {
        try {
            return DB::transaction(
                function () use ($role, $request) {

                    $this->query()->where('id', $role->id)->update(
                        [
                            'name' => !empty($request['name']) ? $request['name'] : $role->name,
                        ]
                    );

                    $role->syncPermissions($request['permissions']);

                    return $role;
                }
            );
        } catch (Exception $ex) {
            Log::error($ex->getMessage());
            throw new GeneralException(__('message.update_role_error'));
        }
    }

    /**
     * This function is for the multiple records action from the grid
     *
     * @param string $actionType
     * @param array $data
     * @return bool
     * @throws GeneralException
     */
    public function gridActions(string $actionType, array $data): bool
    {
        try {
            switch ($actionType) {
                case Constant::STATUS_ACTIVE:
                    $this->query()->whereIn('id', $data)->update(['status' => Constant::STATUS_ONE]);
                    return Constant::STATUS_TRUE;
                case Constant::STATUS_INACTIVE:
                    $this->query()->whereIn('id', $data)->update(['status' => Constant::STATUS_ZERO]);
                    return Constant::STATUS_TRUE;
                case Constant::STATUS_DELETE:
                    $this->query()->whereIn('id', $data)->delete();
                    return Constant::STATUS_TRUE;
                default:
                    break;
            }
        } catch (Exception $ex) {
            Log::error($ex->getMessage());
            throw new GeneralException(__('message.delete_role_error'));
        }
    }
}