Completed
Push — master ( 954c4b...e8a8b5 )
by Níckolas Daniel
04:55
created

Recommendation::__construct()   A

Complexity

Conditions 1
Paths 1

Size

Total Lines 3
Code Lines 1

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 2
CRAP Score 1

Importance

Changes 0
Metric Value
eloc 1
dl 0
loc 3
rs 10
c 0
b 0
f 0
ccs 2
cts 2
cp 1
cc 1
nc 1
nop 1
crap 1
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<?php
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namespace PODEntender\Domain\Service\Post;
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use PODEntender\Domain\Model\Post\AudioEpisode;
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use PODEntender\Domain\Model\Post\AudioEpisodeCollection;
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use PODEntender\Domain\Model\Post\Post;
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use PODEntender\Domain\Model\Post\PostRepository;
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class Recommendation
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{
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    private $postRepository;
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    public function __construct(PostRepository $postRepository)
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    {
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        $this->postRepository = $postRepository;
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    }
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    public function recommendEpisodesForPost(Post $post, int $amount): AudioEpisodeCollection
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    {
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        $tags = $post->tags() ?? [];
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        $recommended = $this->postRepository
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            ->withAudio()
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            ->filter(function (AudioEpisode $episode) use ($post) {
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                return $post->guid() !== $episode->guid();
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            })
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            ->sortByDesc(function (AudioEpisode $episode) {
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                return $episode->createdAt();
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            })
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            ->sortByDesc(function (AudioEpisode $episode) use ($tags) {
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                return count(array_intersect($episode->tags() ?? [], $tags));
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            })
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            ->take($amount);
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        return new AudioEpisodeCollection($recommended);
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    }
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}
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