hainan/app/Admin/Controllers/SupplierController.php

<?php

namespace App\Admin\Controllers;

use App\Admin\Extensions\Grid\AuditSupplier;
use App\Admin\Repositories\Supplier;
use App\Common\ProductStatus;
use App\Common\UserStatus;
use App\Models\Product;
use Dcat\Admin\Form;
use Dcat\Admin\Grid;
use Dcat\Admin\Show;
use Dcat\Admin\Http\Controllers\AdminController;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Route;

class SupplierController extends AdminController
{
    /**
     * Make a grid builder.
     *
     * @return Grid
     */
    protected function grid()
    {
        return Grid::make(new Supplier(), function (Grid $grid) {
			$grid->disableDeleteButton();
			$grid->disableRowSelector();

			//如果是审核页面，多加where条件判断
			if (strpos(Route::current()->uri, 'audit')) {
				$grid->model()->where('status', UserStatus::UNAUDITED);
			}
			$grid->model()->where('id', '>', 1); //隐藏ID=1的领峰云管理员

            $grid->column('id')->sortable();
            $grid->column('username');
            // $grid->column('name');
            $grid->column('company_name');
            $grid->column('logo')->image('', 60, 60);
            $grid->column('address');
            $grid->column('business_license')->image('', 60,60);
            $grid->column('director');
            $grid->column('contact_phone');
			//$grid->column('rate')->editable()->help('分成百分比，如10%，则输入10');
            $grid->column('created_at');

			$grid->column('status', '状态')
				->if(fn() => $this->status == UserStatus::UNAUDITED)
				->display('')
				->then(function ($column) {
					$column->append((new AuditSupplier(null, 1))->setKey($this->id))->append('&nbsp;');
					$column->append((new AuditSupplier(null, 2))->setKey($this->id));
				})
				->else()
				->using(UserStatus::array())
				->dot([
					UserStatus::NORMAL => 'success',
					UserStatus::UNAUDITED => '',
					UserStatus::REFUSE => 'danger',
					UserStatus::DISABLED => 'warning',
				], 'primary');

            $grid->filter(function ($filter) {
				$filter->panel();

                $filter->equal('id')->width(2);
				$filter->like('company_name')->width(3);
				$filter->equal('status', '用户状态')->select(UserStatus::array())->width(2);
            });
        });
    }

    /**
     * Make a show builder.
     *
     * @param mixed $id
     *
     * @return Show
     */
    protected function detail($id)
    {
        return Show::make($id, new Supplier(), function (Show $show) {
			$show->disableDeleteButton();

            $show->field('id');
            $show->field('username');
            $show->field('name');
            $show->field('company_name');
            $show->field('logo')->image('', 60, 60);
            $show->field('address');
            $show->field('business_license')->image('', 60, 60);
            $show->field('director');
            $show->field('contact_phone');
			//$show->field('rate');
			$show->field('publish_type')
				->as(function ($value) {
					if (!is_array($value)) return '';
					$publish_type = admin_trans('product.options.publish_type');
					$value = array_map(function ($v) use ($publish_type) {
						return $publish_type[$v] ?? '';
					}, $value);
					return join('，', $value);
				});
            $show->field('created_at');
            $show->field('updated_at');
        });
    }

    /**
     * Make a form builder.
     *
     * @return Form
     */
    protected function form()
    {
        return Form::make(new Supplier(), function (Form $form) {
			$form->disableDeleteButton();

            $form->display('id');
            //账号只允许新增，不允许编辑
			if ($form->isCreating()) {
				$form->text('username')->required();
				$form->text('password')->required();
			}
			else if ($form->isEditing()) {
				$form->display('username');
				$form->text('password')->minLength(6)->customFormat(fn() => '');
			}
            $form->text('name')->required();
			$form->select('status', '状态')
				->options(UserStatus::array())
				->default(UserStatus::NORMAL)
				->help('如果禁用供应商，其下的<span style="color:#f00;">所有产品都会跟着下架</span>，包括代理商在售的产品')
				->required();
            $form->text('company_name')->required();
			$form->distpicker(['province_id', 'city_id', 'area_id'], '请选择区域')->required();
            $form->image('logo')->removable(false)->uniqueName();
            $form->text('address')->required();
            $form->image('business_license')->removable(false)->uniqueName();
            $form->text('director');
            $form->mobile('contact_phone');
			//$form->number('rate')->min(0)->max(100)->help('分成百分比，如10%，则输入10');
			$form->checkbox('publish_type')
				->options(admin_trans('product.options.publish_type'))
				->default(0)
				->help('供应商可发布的产品类型');
        })->saving(function (Form $form) {
			//判断账号是否唯一
			if ($form->isCreating()) {
				if ($form->repository()->model()->where('username', $form->username)->exists()) {
					return $form->response()->error($form->username . ' 的账号已经存在');
				}
			}

			//抽成比例
			//if ($form->rate < 0 || $form->rate > 100) {
			//	return $form->response()->error('抽成比例在 0 ~ 100 之间');
			//}

			//不允许编辑的字段
			if ($form->isEditing()) {
				$form->ignore(['id', 'username', 'created_at', 'created_at', 'deleted_at', 'deleted_at']);
			}

			//过滤null字段
			foreach($form->input() as $k => $v) {
				if (is_null($form->$k)) {
					$form->$k = '';
				}
			}
		})->saved(function (Form $form) {
			//禁用供应商将下架所有供应商的产品
			if ($form->status == UserStatus::DISABLED) {
				Product::where('supplier_id', $form->getKey())->update(['status' => ProductStatus::SOLD_OUT]);
			}

			//插入权限表
			if ($form->status == UserStatus::NORMAL) {
				DB::table(config('admin-supplier.database.role_users_table'))
					->insertOrIgnore(['role_id' => 2, 'user_id' => $form->getKey()]);
			}
		})->deleting(function (Form $form) {
			//禁止批量删除
			if (strpos($form->getKey(), ',')) {
				return $form->response()->error('操作禁止');
			}

			//禁止删除已发布有产品的供应商
			if (Product::where('supplier_id', $form->getKey())->exists()) {
				return $form->response()->error('该供应商已发布有产品，禁止删除');
			}
		});
    }
}