new_dqb_new/app/Helpers/function.php

<?php

use App\Models\Advert;
use App\Models\Category;
use App\Models\Article;
use Encore\Admin\Config\ConfigModel;

function getConfigList($name, $take = 8)
{
    return ConfigModel::where('name', 'like', "{$name}%")->get();
}

function getConfig($name, $return = '')
{
    $info = ConfigModel::where('name', $name)->first();
    if ($info) {
        if ($return) {
            return $info->{$return};
        }

        return $info;
    }

    return new ConfigModel;

}

function getOneCategory($categoryId, $return = '')
{
    $category = Category::find($categoryId);
    if ($category) {
        if ($return) {
            return $category->{$return};
        }

        return $category;
    }

    return new Category;
}

/**
 * Notes: 获取文章分类详情
 * @Author: 玄尘
 * @Date  : 2020/9/10 13:21
 * @param          $categoryId
 * @param  string  $result
 * @return \App\Models\Article
 */
function getOneArticleBYCate($categoryId, $result = '')
{
    $info = Article::latest('sort')
                   ->whereHas('categories', function ($q) use ($categoryId) {
                       $q->where('id', $categoryId);
                   })
                   ->latest()
                   ->first();

    if ($info) {
        if ($result) {
            return $info->{$result};
        }

        return $info;
    } else {
        return '';
    }

    return new Article;
}

/**
 * Notes: 获取分类下的文章
 * @Author: 玄尘
 * @Date  : 2020/9/10 10:05
 * @param          $categoryId
 * @param  int     $take
 * @param  string  $mark  显示多少当前分类还是当前分类+子分类
 * @param  bool    $hasCover
 * @param  string  $order
 * @return \App\Models\Article
 */
function getArticlesBYCate($categoryId, $take = 8, $mark = 'one', $hasCover = false, $order = 'desc')
{
    if ($mark == 'one') {
        $articles = Article::where('status', 1)
                           ->whereHas('categories', function ($q) use ($categoryId) {
                               $q->where('id', $categoryId);
                           })
                           ->orderBy('sort', $order)
                           ->when($hasCover, function ($q) {
                               $q->whereNotNull('cover');
                           })
                           ->take($take)
                           ->get();
    } else {
        $cate = Category::find($categoryId);
        $ids  = $cate->getAllChildrenId();

        $articles = Article::where('status', 1)
                           ->whereHas('categories', function ($q) use ($ids) {
                               $q->whereIn('id', $ids);
                           })
                           ->when($hasCover, function ($q) {
                               $q->whereNotNull('cover');
                           })
                           ->orderBy('sort', $order)
                           ->take($take)
                           ->get();
    }

    return $articles;
}

//获取子分类
function getCateChild($categoryId)
{
    return Category::where('status', 1)
                   ->where('parent_id', $categoryId)
                   ->orderBy('order', 'asc')
                   ->get();
}

//获取顶级分类
function getTopCate($categoryId)
{
    $parent = Category::find($categoryId);

    while ($parent->parent_id != 0) {
        $parent = $parent->parent;
    }

    return $parent;
}

//获取一个广告
function getOneAdvertByCate($categoryId, $result = '')
{
    $info = Advert::where('category_id', $categoryId)
                  ->latest('sort')
                  ->latest()
                  ->first();
    if ($info) {
        if ($result) {
            return $info->{$result};
        }

        return $info;
    } else {
        return '';
    }

    return new Advert;
}

function getAdvertsByCate($categoryId, $take = 8)
{
    return Advert::where('category_id', $categoryId)
                 ->latest('sort')
                 ->latest()
                 ->take($take)
                 ->get();
}

/**
 * Notes: 根据分类id 获取文章
 * @Author: 玄尘
 * @Date  : 2021/5/21 9:45
 * @param  int    $take
 * @param  false  $hasCover
 * @return mixed
 */
function getArticlesByCateIds($take = 8, $hasCover = false)
{
    //分院新闻  媒体报道 科研动态 交流合作 党建文化 专题学习
    $ids = [7, 17, 8, 5, 12, 30];

    $articles = Article::query()->where('status', 1)
                       ->whereHas('categories', function ($q) use ($ids) {
                           $q->whereIn('id', $ids);
                       })
                       ->latest()
                       ->when($hasCover, function ($q) {
                           $q->whereNotNull('cover')->orWhere('cover', '<>', '');
                       })
                       ->take($take)
                       ->get();

    return $articles;

}

/**
 * Notes: 获取推荐文章
 * @Author: 玄尘
 * @Date  : 2021/4/16 13:31
 * @param $postion
 * @return mixed
 */
function getArticlesByPosition($postion)
{
    $articles = Article::ofPosition($postion)
                       ->latest()
                       ->take(5)
                       ->get();

    return $articles;
}