SamplesBuilder::__construct() - Code Metrics - krenor/prometheus-client - Measure and Improve Code Quality continuously with Scrutinizer

SamplesBuilder::__construct() A
last analyzed 2021-07-29 14:06 UTC

↳ Parent: SamplesBuilder

Complexity

Conditions	1
Paths	1

Size

Total Lines	2
Code Lines	0

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	1
CRAP Score	1

Importance

Changes	1
Bugs	0	Features	0

Metric	Value
cc	1
eloc	0
c	1
b	0
f	0
nc	1
nop	2
dl	0
loc	2
ccs	1
cts	1
cp	1
crap	1
rs	10

<?php

namespace Krenor\Prometheus\Contracts;

use Krenor\Prometheus\Sample;
use Tightenco\Collect\Support\Collection;

abstract class SamplesBuilder
{
    /**
     * SamplesCollector constructor.
     *
     * @param Metric $metric
     * @param Collection $items
     */
    public function __construct(protected Metric $metric, protected Collection $items)
    {
        //
    }

    /**
     * @return Collection|Sample[]
     */
    public function samples(): Collection
    {
        return $this
            ->parse()
            ->map(fn(array $data) => new Sample($data['name'], $data['value'], new Collection($data['labels'])));
    }

    /**
     * @return Collection
     */
    protected function parse(): Collection
    {
        $name = $this->metric->key();
        $labels = $this->metric->labels()->toArray();

        if (empty($labels) && $this->items->isEmpty()) {
            return (new Collection)
                ->push(['value' => 0] + compact('name', 'labels'));
        }

        return $this
            ->items
            // TODO: Find out how to make this an arrow function.. compact doesnt work with outer scoped $name variable
            ->map(function ($value, string $field) use ($name) {
                // Merge stored fields with the value and name to an array.
                return compact('name', 'value') + json_decode($field, true);
            })->reject(fn(array $data) => !array_key_exists('labels', $data) ?: array_keys($data['labels']) !== $labels)
            // Filter out items lacking the key "labels" or where labels names don't match.
            ->sortBy('labels')
            ->values();
    }
}


1		<?php
2
3		namespace Krenor\Prometheus\Contracts;
4
5		use Krenor\Prometheus\Sample;
6		use Tightenco\Collect\Support\Collection;
7
8		abstract class SamplesBuilder
9		{
10		/**
11		* SamplesCollector constructor.
12		*
13		* @param Metric $metric
14		* @param Collection $items
15		*/
16	47	public function __construct(protected Metric $metric, protected Collection $items)
17		{
18		//
19	47	}
20
21		/**
22		* @return Collection\|Sample[]
23		*/
24	47	public function samples(): Collection
25		{
26		return $this
27	47	->parse()
28	46	->map(fn(array $data) => new Sample($data['name'], $data['value'], new Collection($data['labels'])));
29		}
30
31		/**
32		* @return Collection
33		*/
34	47	protected function parse(): Collection
35		{
36	47	$name = $this->metric->key();
37	47	$labels = $this->metric->labels()->toArray();
38
39	47	if (empty($labels) && $this->items->isEmpty()) {
40	4	return (new Collection)
41	4	->push(['value' => 0] + compact('name', 'labels'));
42		}
43
44		return $this
45	43	->items
46		// TODO: Find out how to make this an arrow function.. compact doesnt work with outer scoped $name variable
47	43	->map(function ($value, string $field) use ($name) {
48		// Merge stored fields with the value and name to an array.
49	43	return compact('name', 'value') + json_decode($field, true);
50	43	})->reject(fn(array $data) => !array_key_exists('labels', $data) ?: array_keys($data['labels']) !== $labels)
51		// Filter out items lacking the key "labels" or where labels names don't match.
52	43	->sortBy('labels')
53	43	->values();
54		}
55		}
56

krenor / prometheus-client

SamplesBuilder::__construct() A last analyzed 2021-07-29 14:06 UTC

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SamplesBuilder::__construct() A
last analyzed 2021-07-29 14:06 UTC