<?php

namespace Module\Blog\Util;

use Illuminate\Support\Facades\Cache;

use ModStart\Core\Dao\ModelUtil;

use ModStart\Core\Util\ArrayUtil;

use ModStart\Core\Util\TagUtil;

use Module\Blog\Model\Blog;

class BlogTagUtil

{

public static function clearCache()

{

Cache::forget('BlogTags');

}

public static function all()

{

return Cache::rememberForever('BlogTags', function () {

$blogs = Blog::published()->get(['tag'])->toArray();

TagUtil::recordsString2Array($blogs, 'tag');

$tags = [];

foreach ($blogs as $blog) {

foreach ($blog['tag'] as $t) {

if (isset($tags[$t])) {

$tags[$t]++;

} else {

$tags[$t] = 1;

}

}

}

return $tags;

});

}

public static function records()

{

$all = self::all();

$records = array_build($all, function ($k, $v) {

return [$k, ['name' => $k, 'count' => $v]];

});

$records = ArrayUtil::sortByKey($records, 'count', 'desc');

return $records;

}

}