nk-lihaink-cn/app/admin/controller/Slide.php

<?php
declare (strict_types = 1);

namespace app\admin\controller;

use app\admin\BaseController;
use app\admin\model\Slide as SlideList;
use app\admin\model\SlideInfo;
use app\admin\validate\SlideCheck;
use think\exception\ValidateException;
use think\facade\Db;
use think\facade\View;

class Slide extends BaseController
{
    public function index()
    {
        return view();
    }

    //列表
    public function get_list()
    {
        $param = get_params();
        $where = array();
        if (!empty($param['keywords'])) {
            $where[] = ['id|name|title|desc', 'like', '%' . $param['keywords'] . '%'];
        }
        $rows = empty($param['limit']) ?  get_config(app . page_size) : $param['limit'];
        $slide = SlideList::where($where)
            ->order('create_time asc')
            ->paginate($rows, false, ['query' => $param]);
        return table_assign(1, '', $slide);
    }

    //添加
    public function add()
    {
        $id = empty(get_params('id')) ? 0 : get_params('id');
        if ($id > 0) {
            $slide = Db::name('slide')->where(['id' => $id])->find();
            View::assign('slide', $slide);
        }
        View::assign('id', $id);
        return view();
    }

    //提交添加
    public function post_submit()
    {
        if (request()->isAjax()) {
            $param = get_params();
            if (!empty($param['id']) && $param['id'] > 0) {
                try {
                    validate(SlideCheck::class)->scene('edit')->check($param);
                } catch (ValidateException $e) {
                    // 验证失败 输出错误信息
                    return to_assign(0, $e->getError());
                }
                $param['update_time'] = time();
                $res = SlideList::where('id', $param['id'])->strict(false)->field(true)->update($param);
                if($res) add_log('edit', $param['id'], $param);
                clear_cache('homeSlide');
                return to_assign();
            } else {
                try {
                    validate(SlideCheck::class)->scene('add')->check($param);
                } catch (ValidateException $e) {
                    // 验证失败 输出错误信息
                    return to_assign(0, $e->getError());
                }
                $param['create_time'] = time();
                $sid = SlideList::strict(false)->field(true)->insertGetId($param);
                if($sid) add_log('add', $sid, $param);
                // 删除banner缓存
                clear_cache('homeSlide');
                return to_assign();
            }
        }
    }

    //删除
    public function delete()
    {
        $id = get_params("id");
        $count = Db::name('SlideInfo')->where([
            'slide_id' => $id,
        ])->count();
        if ($count > 0) {
            return to_assign(0, '该组下还有幻灯片，无法删除');
        }
        if (Db::name('Slide')->delete($id) !== false) {
            add_log('delete', $id);
            clear_cache('homeSlide');
            return to_assign(1, "删除成功");
        } else {
            return to_assign(0, "删除失败");
        }
    }

    //管理幻灯片
    public function slide_info()
    {
        return view('', [
            'slide_id' => get_params('id'),
        ]);
    }

    //幻灯片列表
    public function slide_info_list()
    {
        $param = get_params();
        $where = array();
        $where[] = ['s.slide_id','=',$param['id']];
        $rows = empty($param['limit']) ? get_config(app . page_size) : $param['limit'];
        $slideInfoList = SlideInfo::where($where)
			->alias('s')
			->join('file f', 's.img=f.id', 'LEFT')
			->field('s.*,f.filepath')
            ->order('s.sort desc, s.id desc')
            ->paginate($rows, false, ['query' => $param]);
        return table_assign(1, '', $slideInfoList);
    }

    //添加幻灯片
    public function slide_info_add()
    {
        $id = empty(get_params('id')) ? 0 : get_params('id');
        $slide_id = empty(get_params('sid')) ? 0 : get_params('sid');
        if ($id > 0) {
            $slide_info = Db::name('SlideInfo')->where(['id' => $id])->find();
            View::assign('slide_info', $slide_info);
            $slide_id = $slide_info['slide_id'];
        }
        View::assign('id', $id);
        View::assign('slide_id', $slide_id);
        return view();
    }

    //保存幻灯片添加
    public function slide_info_submit()
    {
        if (request()->isAjax()) {
            $param = get_params();
            if (!empty($param['id']) && $param['id'] > 0) {
                try {
                    validate(SlideCheck::class)->scene('editInfo')->check($param);
                } catch (ValidateException $e) {
                    // 验证失败 输出错误信息
                    return to_assign(0, $e->getError());
                }
                $param['update_time'] = time();
                $res = SlideInfo::where(['id' => $param['id']])->strict(false)->field(true)->update($param);
                if($res) add_log('edit',$param['id'],$param);
                // 删除缓存
                clear_cache('homeSlide');
                return to_assign();
            } else {
                try {
                    validate(SlideCheck::class)->scene('addInfo')->check($param);
                } catch (ValidateException $e) {
                    // 验证失败 输出错误信息
                    return to_assign(0, $e->getError());
                }
                $param['create_time'] = time();
                $sid = SlideInfo::strict(false)->field(true)->insertGetId($param);
                if($sid) add_log('add', $sid, $param);
                // 删除缓存
                clear_cache('homeSlide');
                return to_assign();
            }
        }
    }
    //删除幻灯片
    public function slide_info_delete()
    {
        $id = get_params("id");
        if (Db::name('SlideInfo')->delete($id) !== false) {
            add_log('delete', $id);
            clear_cache('homeSlide');
            return to_assign(1, "删除成功");           
        } else {
            return to_assign(0, "删除失败");
        }
    }
}