guagua_php/app/controller/RotationChart.php

<?php
declare (strict_types = 1);

namespace app\controller;

use app\BaseController;
use app\logic\Upload;
use app\model\RotationChart as RotationChartModel;
use app\validate\RotationChart as RotationChartValidate;
use think\exception\ValidateException;
use think\facade\Request;


class RotationChart extends BaseController
{
    /**
     * 显示资源列表
     */
    public function list()
    {
        $request = Request::param();

        $limit = $request['limit'] ?? 10;

        $where = [];

        $CustomerServiceModel = new RotationChartModel();

        # 查询用户列表
        $field   = 'id,image,sort,title';
        $res = $CustomerServiceModel->field($field)->where($where)->order('sort asc,id desc')->paginate($limit);

        $list  = $res->items();
        foreach ($list as &$item) {
            $item['image']  = get_image_url($item['image']);
        }
        $total = $res->total();

        return $this->renderSuccess('数据返回成功', ['list' => $list, 'total' => $total]);
    }

    /**
     * 保存新建的资源
     */
    public function save()
    {
        $param = Request::param();

        try {
            $id = $param['id'] ?? 0;

            if ($id) {
                validate(RotationChartValidate::class)->scene('edit')->check($param);
                $CustomerServiceModel = RotationChartModel::find($id);
                $CustomerServiceModel->title       = $param['title'];
                $CustomerServiceModel->image       = $param['image'];
                $CustomerServiceModel->sort        = $param['sort'] ?? 1;
                $CustomerServiceModel->update_time = date("Y-m-d H:i:s",time());
                $CustomerServiceModel->save();
            } else {
                validate(RotationChartValidate::class)->scene('add')->check($param);

                $CustomerService = new RotationChartModel();
                $CustomerService->save([
                    'title'         => $param['title'],
                    'image'         => $param['image'],
                    'sort'          => $param['sort'] ?? 1,
                    'create_time'   => date("Y-m-d H:i:s",time())
                ]);
            }

            return $this->renderSuccess($id ? '编辑成功' : '添加成功');
        } catch (ValidateException $validateException) {
            return $this->renderError($validateException->getMessage());
        } catch (\Exception $e) {
            return $this->renderError('操作失败');
        }
    }

    /**
     * 删除指定资源
     */
    public function delete()
    {
        $param = Request::param();

        try {

            validate(RotationChartValidate::class)->scene('del')->check($param);

            $result = RotationChartModel::destroy($param['id']);

            if (!$result) throw new ValidateException('删除失败');

            return $this->renderSuccess('已删除');
        } catch (ValidateException $validateException) {
            return $this->renderError($validateException->getMessage());
        } catch (\Exception $e) {
            return $this->renderError('操作失败');
        }
    }

    /**
     * 上传轮播图图片
     * @return array
     */
    public function upload()
    {
        $file = request()->file();

        try {
            $rule = [
                'image' => [
                    'fileSize:10240', // 文件大小不超过10M (10 * 1024 KB)
                    'fileExt:jpeg,jpg,png,gif', // 文件后缀只允许jpeg，png，jpg，gif
                    function ($value) {
                        // 验证图片宽度在350
                        list($width, $height) = getimagesize($value->getPathName());

                        if ($width < 345 || $width > 355) {
                            return '图片宽度不能小于345，且不能大于355像素';
                        }
                        if ($height < 145 || $height > 155) {
                            return '图片高度不能小于145，且不能大于155像素';
                        }
                        return true;
                    }
                ]
            ];
            validate($rule)->check($file);
            $path = Upload::uploadImage($file['image'],'rotation_chart');
            return $this->renderSuccess('上传成功',['path' => $path,'url' => get_image_url($path)]);
        } catch (ValidateException $e) {
            return $this->renderError($e->getMessage());
        }
    }
}