<?php
namespace app\admin\controller;

use think\Db;
use think\Request;
use app\admin\model\Category as CategoryModel;
use app\admin\model\Article as ArticleModel;

/**
 * 文章管理  
 * @author huwhis@163.com
 * @version   0.0.1
 */
class Article extends Base
{
    protected $model;

    public function __construct(Request $request = null)
    {
        parent::__construct($request);

        $this->model = new ArticleModel();
    }

    public function index($cid = 0)
    {
        $category_model = new CategoryModel();
        
        $category_tree = obj_tree($category_model->field('id, pid, name, tablename, url')->where('is_del', 0)->select());
        
        $categories_url = $category_model->where('is_del', 0)->column('id,url');
        $categories_name = $category_model->where('is_del', 0)->column('id,name');

        $where = ['is_del'=>0];
        if ($cid) {
            $where['cid'] = $cid;
        }

        $data = $this->model->where($where)->field('id, cid, title, username, clicks, create_time')->order('id', 'desc')->paginate();

        $this->assign('category_tree', $category_tree);
        $this->assign('categories_url', $categories_url);
        $this->assign('categories_name', $categories_name);
        $this->assign('data', $data);
        $this->assign('cid', $cid);
        return $this->fetch();
    }

    public function save(Request $request, $cid = 0, $id = 0)
    {
        if ($request->isPost()) {
            $param = $request->param();
            // var_dump($param);
            // exit;
            if (!$param['cid']) {
                $this->error('请选择栏目');
            }
            if ($param['title'] == '') {
                $this->error("标题不能为空");
            }
            $param['content'] =  $param['editorValue'];
            unset($param['editorValue']);
            try {
                if ($param['id'] != 0) {
                   $this->model->update($param);
                } else {
                    $param['userid'] = $this->uid;
                    $param['username'] = $this->username;
                    $param['create_time'] = time();
                    unset($param['id']);
                    $this->model->insert($param);
                }
            } catch (\Exception $e) {
                $msg = $e->getMessage();

                $this->error("错误提示:".$msg);
            }
            $this->success('操作成功', url('admin/article/index?cid='.$param['cid']));
        } else {
            $category_model = new CategoryModel();
            if (!$cid) {
                $this->error('请选择栏目');
            }
            if ($id) {
                $data = $this->model->find($id);
            } else {
                $data = [
                    'id' => 0,
                    'title' => '',
                    'writer' => '',
                    'source' => '',
                    'title_pic' => '',
                    'keywords' => '',
                    'summary' => '',
                    'content' => '',
                    'clicks' => 0
                ];
            }
            
            $category_info = $category_model->field('id, pid, name')->find($cid);
    
            $this->assign('cid', $cid);
            $this->assign('category_info', $category_info);
            $this->assign('data', $data);
         
            return $this->fetch();
        }
    }

    public function doAddOrEdit(Request $request = null)
    {
        if ($request->isPost()) {
            $param = $request->param();
            // var_dump($param);
            // exit;
            if (!$param['cid']) {
                $this->error('请选择数据表');
            }
            if ($param['title'] == '') {
                $this->error("标题不能为空");
            }
            // // 获取表单上传文件
            // $file = request()->file('upload_file');
            // if($file){
            //     $info = $file->validate(['size'=>4194304,'ext'=>'png,jpg,gif,jpeg'])->move(ROOT_PATH . 'public' . DS . 'uploads');
            //     if($info){
            //         // 成功上传后 获取上传信息    
            //         $param['title_pic'] = '/uploads/' . $info->getSaveName();
            //     }else{
            //         $this->error("错误提示:" . $file->getError());
            //     }
            // }
            // unset($param['upload_file']);
            $param['content'] =  $param['editorValue'];
            unset($param['editorValue']);
            try {
                if ($param['id'] != 0) {
                   $this->model->update($param);
                } else {
                    $param['userid'] = $this->uid;
                    $param['username'] = $this->username;
                    $param['create_time'] = time();
                    unset($param['id']);
                    $this->model->insert($param);
                }
            } catch (\Exception $e) {
                $msg = $e->getMessage();

                $this->error("错误提示:".$msg);
            }
            $this->success('操作成功', url('index', ['cid'=>$param['cid']]));
        }
    }

    public function uploadimg()
    {
        return $this->fetch();
    }

    public function delete($id = null)
    {
        if (Request::instance()->isAjax()) {  
            if ($this->model->destroy($id)) {
                return ['code' => 2, 'msg' => "删除成功"];
            } else {
                return ['code' => 0, 'msg' => "删除失败"];
            }
        }
    }
}