public function run()
    {
        $userDataType = DataType::where('slug', 'users')->firstOrFail();
        $menuDataType = DataType::where('slug', 'menus')->firstOrFail();
        $roleDataType = DataType::where('slug', 'roles')->firstOrFail();

        $dataRow = $this->dataRow($userDataType, 'id');
        if (!$dataRow->exists) {
            $dataRow->fill([
                'type'         => 'number',
                'display_name' => __('voyager::seeders.data_rows.id'),
                'required'     => 1,
                'browse'       => 0,
                'read'         => 0,
                'edit'         => 0,
                'add'          => 0,
                'delete'       => 0,
                'order'        => 1,
            ])->save();
        }

        $dataRow = $this->dataRow($userDataType, 'name');
        if (!$dataRow->exists) {
            $dataRow->fill([
                'type'         => 'text',
                'display_name' => __('voyager::seeders.data_rows.name'),
                'required'     => 1,
                'browse'       => 1,
                'read'         => 1,
                'edit'         => 1,
                'add'          => 1,
                'delete'       => 1,
                'order'        => 2,
            ])->save();
        }

        $dataRow = $this->dataRow($userDataType, 'email');
        if (!$dataRow->exists) {
            $dataRow->fill([
                'type'         => 'text',
                'display_name' => __('voyager::seeders.data_rows.email'),
                'required'     => 1,
                'browse'       => 1,
                'read'         => 1,
                'edit'         => 1,
                'add'          => 1,
                'delete'       => 1,
                'order'        => 3,
            ])->save();
        }

        $dataRow = $this->dataRow($userDataType, 'password');
        if (!$dataRow->exists) {
            $dataRow->fill([
                'type'         => 'password',
                'display_name' => __('voyager::seeders.data_rows.password'),
                'required'     => 1,
                'browse'       => 0,
                'read'         => 0,
                'edit'         => 1,
                'add'          => 1,
                'delete'       => 0,
                'order'        => 4,
            ])->save();
        }

        $dataRow = $this->dataRow($userDataType, 'remember_token');
        if (!$dataRow->exists) {
            $dataRow->fill([
                'type'         => 'text',
                'display_name' => __('voyager::seeders.data_rows.remember_token'),
                'required'     => 0,
                'browse'       => 0,
                'read'         => 0,
                'edit'         => 0,
                'add'          => 0,
                'delete'       => 0,
                'order'        => 5,
            ])->save();
        }

        $dataRow = $this->dataRow($userDataType, 'created_at');
        if (!$dataRow->exists) {
            $dataRow->fill([
                'type'         => 'timestamp',
                'display_name' => __('voyager::seeders.data_rows.created_at'),
                'required'     => 0,
                'browse'       => 1,
                'read'         => 1,
                'edit'         => 0,
                'add'          => 0,
                'delete'       => 0,
                'order'        => 6,
            ])->save();
        }

        $dataRow = $this->dataRow($userDataType, 'updated_at');
        if (!$dataRow->exists) {
            $dataRow->fill([
                'type'         => 'timestamp',
                'display_name' => __('voyager::seeders.data_rows.updated_at'),
                'required'     => 0,
                'browse'       => 0,
                'read'         => 0,
                'edit'         => 0,
                'add'          => 0,
                'delete'       => 0,
                'order'        => 7,
            ])->save();
        }

        $dataRow = $this->dataRow($userDataType, 'avatar');
        if (!$dataRow->exists) {
            $dataRow->fill([
                'type'         => 'image',
                'display_name' => __('voyager::seeders.data_rows.avatar'),
                'required'     => 0,
                'browse'       => 1,
                'read'         => 1,
                'edit'         => 1,
                'add'          => 1,
                'delete'       => 1,
                'order'        => 8,
            ])->save();
        }

        $dataRow = $this->dataRow($userDataType, 'user_belongsto_role_relationship');
        if (!$dataRow->exists) {
            $dataRow->fill([
                'type'         => 'relationship',
                'display_name' => __('voyager::seeders.data_rows.role'),
                'required'     => 0,
                'browse'       => 1,
                'read'         => 1,
                'edit'         => 1,
                'add'          => 1,
                'delete'       => 0,
                'details'      => [
                    'model'       => 'TCG\\Voyager\\Models\\Role',
                    'table'       => 'roles',
                    'type'        => 'belongsTo',
                    'column'      => 'role_id',
                    'key'         => 'id',
                    'label'       => 'display_name',
                    'pivot_table' => 'roles',
                    'pivot'       => 0,
                ],
                'order'        => 10,
            ])->save();
        }

        $dataRow = $this->dataRow($userDataType, 'user_belongstomany_role_relationship');
        if (!$dataRow->exists) {
            $dataRow->fill([
                'type'         => 'relationship',
                'display_name' => 'Roles',
                'required'     => 0,
                'browse'       => 1,
                'read'         => 1,
                'edit'         => 1,
                'add'          => 1,
                'delete'       => 0,
                'details'      => [
                    'model'       => 'TCG\\Voyager\\Models\\Role',
                    'table'       => 'roles',
                    'type'        => 'belongsToMany',
                    'column'      => 'id',
                    'key'         => 'id',
                    'label'       => 'display_name',
                    'pivot_table' => 'user_roles',
                    'pivot'       => '1',
                    'taggable'    => '0',
                ],
                'order'        => 11,
            ])->save();
        }

        $dataRow = $this->dataRow($userDataType, 'settings');
        if (!$dataRow->exists) {
            $dataRow->fill([
                'type'         => 'hidden',
                'display_name' => 'Settings',
                'required'     => 0,
                'browse'       => 0,
                'read'         => 0,
                'edit'         => 0,
                'add'          => 0,
                'delete'       => 0,
                'order'        => 12,
            ])->save();
        }

        $dataRow = $this->dataRow($menuDataType, 'id');
        if (!$dataRow->exists) {
            $dataRow->fill([
                'type'         => 'number',
                'display_name' => __('voyager::seeders.data_rows.id'),
                'required'     => 1,
                'browse'       => 0,
                'read'         => 0,
                'edit'         => 0,
                'add'          => 0,
                'delete'       => 0,
                'order'        => 1,
            ])->save();
        }

        $dataRow = $this->dataRow($menuDataType, 'name');
        if (!$dataRow->exists) {
            $dataRow->fill([
                'type'         => 'text',
                'display_name' => __('voyager::seeders.data_rows.name'),
                'required'     => 1,
                'browse'       => 1,
                'read'         => 1,
                'edit'         => 1,
                'add'          => 1,
                'delete'       => 1,
                'order'        => 2,
            ])->save();
        }

        $dataRow = $this->dataRow($menuDataType, 'created_at');
        if (!$dataRow->exists) {
            $dataRow->fill([
                'type'         => 'timestamp',
                'display_name' => __('voyager::seeders.data_rows.created_at'),
                'required'     => 0,
                'browse'       => 0,
                'read'         => 0,
                'edit'         => 0,
                'add'          => 0,
                'delete'       => 0,
                'order'        => 3,
            ])->save();
        }

        $dataRow = $this->dataRow($menuDataType, 'updated_at');
        if (!$dataRow->exists) {
            $dataRow->fill([
                'type'         => 'timestamp',
                'display_name' => __('voyager::seeders.data_rows.updated_at'),
                'required'     => 0,
                'browse'       => 0,
                'read'         => 0,
                'edit'         => 0,
                'add'          => 0,
                'delete'       => 0,
                'order'        => 4,
            ])->save();
        }

        $dataRow = $this->dataRow($roleDataType, 'id');
        if (!$dataRow->exists) {
            $dataRow->fill([
                'type'         => 'number',
                'display_name' => __('voyager::seeders.data_rows.id'),
                'required'     => 1,
                'browse'       => 0,
                'read'         => 0,
                'edit'         => 0,
                'add'          => 0,
                'delete'       => 0,
                'order'        => 1,
            ])->save();
        }

        $dataRow = $this->dataRow($roleDataType, 'name');
        if (!$dataRow->exists) {
            $dataRow->fill([
                'type'         => 'text',
                'display_name' => __('voyager::seeders.data_rows.name'),
                'required'     => 1,
                'browse'       => 1,
                'read'         => 1,
                'edit'         => 1,
                'add'          => 1,
                'delete'       => 1,
                'order'        => 2,
            ])->save();
        }

        $dataRow = $this->dataRow($roleDataType, 'created_at');
        if (!$dataRow->exists) {
            $dataRow->fill([
                'type'         => 'timestamp',
                'display_name' => __('voyager::seeders.data_rows.created_at'),
                'required'     => 0,
                'browse'       => 0,
                'read'         => 0,
                'edit'         => 0,
                'add'          => 0,
                'delete'       => 0,
                'order'        => 3,
            ])->save();
        }

        $dataRow = $this->dataRow($roleDataType, 'updated_at');
        if (!$dataRow->exists) {
            $dataRow->fill([
                'type'         => 'timestamp',
                'display_name' => __('voyager::seeders.data_rows.updated_at'),
                'required'     => 0,
                'browse'       => 0,
                'read'         => 0,
                'edit'         => 0,
                'add'          => 0,
                'delete'       => 0,
                'order'        => 4,
            ])->save();
        }

        $dataRow = $this->dataRow($roleDataType, 'display_name');
        if (!$dataRow->exists) {
            $dataRow->fill([
                'type'         => 'text',
                'display_name' => __('voyager::seeders.data_rows.display_name'),
                'required'     => 1,
                'browse'       => 1,
                'read'         => 1,
                'edit'         => 1,
                'add'          => 1,
                'delete'       => 1,
                'order'        => 5,
            ])->save();
        }

        $dataRow = $this->dataRow($userDataType, 'role_id');
        if (!$dataRow->exists) {
            $dataRow->fill([
                'type'         => 'text',
                'display_name' => __('voyager::seeders.data_rows.role'),
                'required'     => 1,
                'browse'       => 1,
                'read'         => 1,
                'edit'         => 1,
                'add'          => 1,
                'delete'       => 1,
                'order'        => 9,
            ])->save();
        }
    }