tissue/app/Ejaculation.php

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<?php
namespace App;
use Illuminate\Database\Eloquent\Builder;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Support\Facades\Auth;
use Illuminate\Support\Facades\DB;
use Staudenmeir\EloquentEagerLimit\HasEagerLimit;
class Ejaculation extends Model
{
use HasEagerLimit;
protected $fillable = [
'user_id', 'ejaculated_date',
'note', 'geo_latitude', 'geo_longitude', 'link',
'is_private', 'is_too_sensitive'
];
protected $dates = [
'ejaculated_date'
];
public function user()
{
return $this->belongsTo('App\User');
}
public function tags()
{
return $this->belongsToMany('App\Tag')->withTimestamps();
}
public function textTags()
{
return implode(' ', $this->tags->map(function ($v) {
return $v->name;
})->all());
}
public function likes()
{
return $this->hasMany(Like::class);
}
public function scopeWithLikes(Builder $query)
{
if (Auth::check()) {
// TODO - このスコープを使うことでlikesが常に直近10件で絞られるのは汚染されすぎ感がある。別名を付与できないか
// - (ejaculation_id, user_id) でユニークなわけですが、is_liked はサブクエリ発行させるのとLeft JoinしてNULLかどうかで結果を見るのどっちがいいんでしょうね
return $query
->with([
'likes' => function ($query) {
$query->latest()->take(10);
},
'likes.user' => function ($query) {
$query->where('is_protected', false)
->orWhere('id', Auth::id());
}
])
->withCount([
'likes',
'likes as is_liked' => function ($query) {
$query->where('user_id', Auth::id());
}
]);
} else {
return $query
->with([
'likes' => function ($query) {
$query->latest()->take(10);
},
'likes.user' => function ($query) {
$query->where('is_protected', false);
}
])
->withCount('likes')
->addSelect(DB::raw('0 as is_liked'));
}
}
}