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<?php |
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namespace UniSharp\Categorizable; |
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use Illuminate\Database\Eloquent\Builder; |
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use UniSharp\Categorizable\Models\Category; |
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use Illuminate\Database\Eloquent\Relations\MorphToMany; |
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trait Categorizable |
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{ |
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public function categories(): MorphToMany |
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{ |
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return $this->morphToMany(Category::class, 'categorizable', 'categorizable'); |
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} |
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public function categorize(...$categories): self |
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{ |
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$this->categories()->attach($this->differenceBetweenExistences($this->normalize($categories))); |
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return $this->load('categories'); |
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} |
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public function uncategorize(...$categories): self |
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{ |
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$this->categories()->detach($this->normalize($categories)); |
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return $this->load('categories'); |
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} |
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public function decategorize(): self |
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{ |
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$this->categories()->sync([]); |
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return $this->load('categories'); |
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} |
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public function recategorize(...$categories): self |
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{ |
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$this->decategorize()->categorize(...$categories); |
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return $this->load('categories'); |
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} |
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public function scopeHasCategories(Builder $builder, ...$categories): Builder |
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{ |
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return $builder->whereHas('categories', function (Builder $query) use ($categories) { |
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$query->whereIn('category_id', Category::descendantsAndSelf($this->normalize($categories))->pluck('id')); |
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}); |
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} |
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public function scopeHasStrictCategories(Builder $builder, ...$categories): Builder |
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{ |
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return $builder->whereHas('categories', function (Builder $query) use ($categories) { |
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$query->whereIn('category_id', $this->normalize($categories)); |
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}); |
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} |
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/* |
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* Convert everything to category ids |
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*/ |
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public function normalize(array $categories): array |
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{ |
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$ids = collect($categories)->map(function ($categories) { |
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switch (true) { |
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case is_integer($categories) || is_numeric($categories): |
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return $categories; |
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case is_string($categories): |
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return Category::firstOrCreate(['name' => $categories])->id; |
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case is_array($categories): |
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return $this->normalize($categories); |
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} |
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})->flatten()->toArray(); |
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// reject ids not exist in database |
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return Category::whereIn('id', $ids)->pluck('id')->toArray(); |
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} |
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protected function differenceBetweenExistences(array $ids): array |
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{ |
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return array_diff($ids, $this->categories->pluck('id')->toArray()); |
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} |
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abstract public function morphToMany( |
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$related, |
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$name, |
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$table = null, |
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$foreignPivotKey = null, |
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$relatedPivotKey = null, |
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$parentKey = null, |
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$relatedKey = null, |
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$inverse = false |
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); |
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abstract public function load($relations); |
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} |
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This check marks calls to methods that do not seem to exist on an object.
This is most likely the result of a method being renamed without all references to it being renamed likewise.