103 lines
2.6 KiB
PHP
103 lines
2.6 KiB
PHP
<?php
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namespace App\Traits\Models;
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use Illuminate\Database\Eloquent\Builder;
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use Illuminate\Database\QueryException;
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use Illuminate\Support\Collection;
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use Illuminate\Support\Facades\Cache;
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/**
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* ! Use this only on limited elements, (not on tags, or products, or posts for ex.)
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*
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* @property private static array $cacheConditions Eloquent condition to cache elements (to be used in where statement).
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*/
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trait IsCachedAsCollection
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{
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/**
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* Get all available instances from cache.
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* If cache was reset, it will fetch them from DB.
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*
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* @return \Illuminate\Database\Eloquent\Collection
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*/
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public static function getCached(): Collection
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{
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if (!Cache::has(static::getCacheKeyName())) {
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try {
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static::setCached();
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} catch (QueryException $e) {
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report($e);
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return \collect();
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}
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}
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return Cache::get(static::getCacheKeyName());
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}
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/**
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* Remove cached elements
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*
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* @return void
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*/
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public static function removeCached(): void
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{
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Cache::forget(static::getCacheKeyName());
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}
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/**
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* Put all instances into cache.
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*
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* @return void
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*/
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protected static function setCached(): void
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{
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$conditions = [];
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if (property_exists(get_called_class(), 'cacheConditions')) {
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$conditions = collect(static::${'cacheConditions'})->all();
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}
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Cache::put(static::getCacheKeyName(), static::queryCached(static::query())
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->where($conditions)->get()
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->pipe(fn (Collection $collection) => \call_user_func([self::class, 'filterQuery'], $collection)));
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}
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/**
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* Change query for cached elements
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*
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* @param \Illuminate\Database\Eloquent\Builder $query
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* @return \Illuminate\Database\Eloquent\Builder
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*/
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protected static function queryCached(Builder $query): Builder
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{
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return $query;
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}
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/**
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* Change query for cached elements
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*
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* @param \Illuminate\Support\Collection $results
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* @return \Illuminate\Support\Collection
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*/
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protected static function filterQuery(Collection $results): Collection
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{
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return $results;
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}
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/**
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* Get the class basename
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*
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* @return string
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*/
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protected static function getCacheKeyName(): string
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{
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return static::getCallClassBaseName();
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}
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/**
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* Get the class basename
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*
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* @return string
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*/
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protected static function getCallClassBaseName(): string
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{
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return str_replace(__NAMESPACE__ . '\\', '', get_called_class());
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}
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}
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