CachedBuilder::sum() - Code Metrics - Inspection of "Remove unnecessary test" - GeneaLabs/laravel-model-caching - Measure and Improve Code Quality continuously with Scrutinizer

Passed
Push — master ( 4157ba...7be804 )

by Mike
created 2018-12-08 22:47 UTC
CachedBuilder::sum() A

↳ Parent: CachedBuilder
Complexity

Conditions	2
Paths	2
Size

Total Lines	9
Code Lines	4
Duplication

Lines	0
Ratio	0 %
Importance

Changes
Metric	Value
cc	2
eloc	4
nc	2
nop	1
dl	0
loc	9
rs	10
c	0
b	0
f	0
<?php namespace GeneaLabs\LaravelModelCaching;

use GeneaLabs\LaravelModelCaching\Traits\BuilderCaching;
use GeneaLabs\LaravelModelCaching\Traits\Caching;
use Illuminate\Database\Eloquent\Builder as EloquentBuilder;
use Illuminate\Support\Collection;

/**
 * @SuppressWarnings(PHPMD.TooManyPublicMethods)
 */
class CachedBuilder extends EloquentBuilder
{
    use BuilderCaching;
    use Caching;

    public function avg($column)
    {
        if (! $this->isCachable()) {
            return parent::avg($column);
        }

        $cacheKey = $this->makeCacheKey(["*"], null, "-avg_{$column}");

        return $this->cachedValue(func_get_args(), $cacheKey);
    }

    public function count($columns = "*")
    {
        if (! $this->isCachable()) {
            return parent::count($columns);
        }

        $cacheKey = $this->makeCacheKey([$columns], null, "-count");

        return $this->cachedValue(func_get_args(), $cacheKey);
    }

    public function decrement($column, $amount = 1, array $extra = [])
    {
        $this->cache($this->makeCacheTags())
            ->flush();

        return parent::decrement($column, $amount, $extra);
    }

    public function delete()
    {
        $this->cache($this->makeCacheTags())
            ->flush();

        return parent::delete();
    }

    /**
     * @SuppressWarnings(PHPMD.ShortVariable)
     */
    public function find($id, $columns = ["*"])
    {
        if (! $this->isCachable()) {
            return parent::find($id, $columns);
        }

        $idKey = collect($id)->implode('-');
        $cacheKey = $this->makeCacheKey($columns, null, "-find_{$idKey}");

        return $this->cachedValue(func_get_args(), $cacheKey);
    }

    public function first($columns = ["*"])
    {
        if (! $this->isCachable()) {
            return parent::first($columns);
        }

        $cacheKey = $this->makeCacheKey($columns, null, "-first");

        return $this->cachedValue(func_get_args(), $cacheKey);
    }

    public function forceDelete()
    {
        $this->cache($this->makeCacheTags())
            ->flush();

        return parent::forceDelete();
    }

    public function get($columns = ["*"])
    {
        if (! $this->isCachable()) {
            return parent::get($columns);
        }

        $cacheKey = $this->makeCacheKey($columns);

        return $this->cachedValue(func_get_args(), $cacheKey);
    }

    public function increment($column, $amount = 1, array $extra = [])
    {
        $this->cache($this->makeCacheTags())
            ->flush();

        return parent::increment($column, $amount, $extra);
    }

    public function inRandomOrder($seed = '')
    {
        $this->isCachable = false;

        return parent::inRandomOrder($seed);
        return parent::/** @scrutinizer ignore-call */ inRandomOrder($seed);
    }

    public function insert(array $values)
    {
        $this->checkCooldownAndFlushAfterPersisting($this->model);

        return parent::insert($values);
    }

    public function max($column)
    {
        if (! $this->isCachable()) {
            return parent::max($column);
        }

        $cacheKey = $this->makeCacheKey(["*"], null, "-max_{$column}");

        return $this->cachedValue(func_get_args(), $cacheKey);
    }

    public function min($column)
    {
        if (! $this->isCachable()) {
            return parent::min($column);
        }

        $cacheKey = $this->makeCacheKey(["*"], null, "-min_{$column}");

        return $this->cachedValue(func_get_args(), $cacheKey);
    }

    public function paginate(
        $perPage = null,
        $columns = ["*"],
        $pageName = "page",
        $page = null
    ) {
        if (! $this->isCachable()) {
            return parent::paginate($perPage, $columns, $pageName, $page);
        }

        $page = request()->input($pageName)
            ?: $page
            ?: 1;

        if (is_array($page)) {
            $page = $this->recursiveImplodeWithKey($page);
        }
        $cacheKey = $this->makeCacheKey($columns, null, "-paginate_by_{$perPage}_{$pageName}_{$page}");

        return $this->cachedValue(func_get_args(), $cacheKey);
    }

    protected function recursiveImplodeWithKey(array $items, string $glue = "_") : string
    {
        $result = "";

        foreach ($items as $key => $value) {
            if (is_array($value)) {
                $result .= $key . $glue . $this->recursiveImplodeWithKey($value, $glue);

                continue;
            }

            $result .= $glue . $key . $glue . $value;
        }

        return $result;
    }

    public function pluck($column, $key = null)
    {
        if (! $this->isCachable()) {
            return parent::pluck($column, $key);
        }

        $keyDifferentiator = "-pluck_{$column}" . ($key ? "_{$key}" : "");
        $cacheKey = $this->makeCacheKey([$column], null, $keyDifferentiator);

        return $this->cachedValue(func_get_args(), $cacheKey);
    }

    public function sum($column)
    {
        if (! $this->isCachable()) {
            return parent::sum($column);
        }

        $cacheKey = $this->makeCacheKey(["*"], null, "-sum_{$column}");

        return $this->cachedValue(func_get_args(), $cacheKey);
    }

    public function update(array $values)
    {
        $this->checkCooldownAndFlushAfterPersisting($this->model);

        return parent::update($values);
    }

    public function value($column)
    {
        if (! $this->isCachable()) {
            return parent::value($column);
        }

        $cacheKey = $this->makeCacheKey(["*"], null, "-value_{$column}");

        return $this->cachedValue(func_get_args(), $cacheKey);
    }

    public function cachedValue(array $arguments, string $cacheKey)
    {
        $method = debug_backtrace()[1]['function'];
        $cacheTags = $this->makeCacheTags();
        $hashedCacheKey = sha1($cacheKey);
        $result = $this->retrieveCachedValue(
            $arguments,
            $cacheKey,
            $cacheTags,
            $hashedCacheKey,
            $method
        );

        return $this->preventHashCollision(
            $result,
            $arguments,
            $cacheKey,
            $cacheTags,
            $hashedCacheKey,
            $method
        );
    }

    protected function preventHashCollision(
        array $result,
        array $arguments,
        string $cacheKey,
        array $cacheTags,
        string $hashedCacheKey,
        string $method
    ) {
        if ($result["key"] === $cacheKey) {
            return $result["value"];
        }

        $this->cache()
            ->tags($cacheTags)
            ->forget($hashedCacheKey);

        return $this->retrieveCachedValue(
            $arguments,
            $cacheKey,
            $cacheTags,
            $hashedCacheKey,
            $method
        );
    }

    protected function retrieveCachedValue(
        array $arguments,
        string $cacheKey,
        array $cacheTags,
        string $hashedCacheKey,
        string $method
    ) {
        $this->checkCooldownAndRemoveIfExpired($this->model);

        return $this->cache($cacheTags)
            ->rememberForever(
                $hashedCacheKey,
                function () use ($arguments, $cacheKey, $method) {
                    return [
                        "key" => $cacheKey,
                        "value" => parent::{$method}(...$arguments),
                    ];
                }
            );
    }
}

GeneaLabs / laravel-model-caching

Push — master ( 4157ba...7be804 )

CachedBuilder::sum() A

Complexity

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Duplication

Importance

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