<?php

declare(strict_types=1);
/**
 * +----------------------------------------------------------------------
 * 文章控制制器
 * @author huwhis@163.com
 * @version   0.0.6
 * +----------------------------------------------------------------------
 */
namespace app\controller;

// 引入框架内置类
use think\facade\View;
use think\exception\HttpException;

use app\model\Article as ArticleModel;
use app\model\ArticleDolikeLog;
use app\model\Tag;
use app\model\TagArticle;
use app\utils\ParsedownUtils;

/**
 * 文章
 */
class Article extends Base
{
    public function index()
    {
        $params = $this->app->request->param();

        $list = ArticleModel::queryPage($params);

        View::assign([
            'list' => $list,
            'cid' => $params['cid']
        ]);

        return View::fetch();
    }

    /**
     * 阅读文章
     */
    public function read($id = null)
    {
        $data = ArticleModel::getOne($id);

        if (!$data) {
            throw new HttpException(404, '页面不存在');
        }

        $prev_next = ArticleModel::getNextPrev($id, $data->cid);

        if ($data->content_type == 1) {
            $parsedownExtension = new ParsedownUtils();
            // $parsedownExtension->setTocEnabled(true);
            $res = $parsedownExtension->text($data->content);
            // $data->toc = $res['toc'];
            $data->content = $res['content'];
        }

        View::assign('cid', $data->cid);
        View::assign('data', $data);
        View::assign('prev_next', $prev_next);

        $this->seo['title'] = $data->title;
        $this->seo['key'] = $data->keywords;
        $this->seo['des'] = $data->summary;
        View::assign('seo',  $this->seo);

        return View::fetch();
    }

    /**
     * 文章点赞
     */
    public function dolike()
    {
        $id = $this->request->post('id');

        $ip = $this->request->ip();

        $log = ArticleDolikeLog::where('aid', $id)->where('ip', $ip)->find();

        if ($log) {
            return ['code' => 1, 'msg' => '多谢喜欢, 已经点过赞了'];
        }

        $res = ArticleModel::where('id', $id)->inc('likes')->update();

        // 记录 dolike 日志
        @ArticleDolikeLog::create([
            'aid' => $id,
            'ip' => $this->request->ip()
        ]);

        if ($res === false) {
            return ['code' => 2, 'msg' => '未知错误'];
        } else {
            return ['code' => 0];
        }
    }

    /**
     * 标签列表
     */
    public function tag($name = null)
    {
        if (!$name) {
            throw new HttpException(404, '标签不可为空');
        }

        $tag = Tag::where('tagname', $name)->find();

        if (!$tag) {
            throw new HttpException(404, '标签不存在');
        }

        $list = TagArticle::queryList($tag->id);

        View::assign([
            'list' => $list,
            'tag'  => $name
        ]);

        return View::fetch();
    }

    /**
     * 归档页面(时间)
     */
    public function archive($year = 0, $month = 0)
    {
        if ($year == 0 || $month == 0) {
            throw new HttpException(404, '日期格式不正确');
        }
        $yearMonth = $year . '-' . $month;

        $params = $this->app->request->param();

        $list = ArticleModel::queryPage($params);

        View::assign([
            'list' => $list,
            'yearMonth'  => $yearMonth
        ]);

        return View::fetch();
    }

    /**
     * 时光轴
     */
    public function time()
    {
        $params = $this->app->request->param();

        $list = ArticleModel::queryPage($params);

        View::assign('list', $list);

        return View::fetch();
    }

    /**
     * 文章搜索
     */
    public function search()
    {
        $key = $this->app->request->has('key') ? $this->app->request->param('key') : "";
        
        if ($key != "") {
            $params = $this->app->request->param();
            $list = ArticleModel::queryPage($params);
            View::assign('list', $list);
        }

        View::assign("key", $key);

        return View::fetch();
    }
}