TariffCalculator::__construct() - Code Metrics - Inspection of "Modified tariffs management code to follow module..." - hiqdev/hipanel-module-finance - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( 5a5e4b...77b1bb )

by Dmitry

created 2016-09-13 16:36 UTC

TariffCalculator::__construct() A

↳ Parent: TariffCalculator

Complexity

Conditions	2
Paths	2

Size

Total Lines	8
Code Lines	4

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	0
CRAP Score	6

Importance

Changes	1
Bugs	0	Features	0

Metric	Value
dl	0
loc	8
ccs	0
cts	0
cp	0
rs	9.4285
c	1
b	0
f	0
cc	2
eloc	4
nc	2
nop	1
crap	6

<?php

namespace hipanel\modules\finance\logic;

use hipanel\base\Model;
use hipanel\modules\finance\models\Calculation;
use hipanel\modules\finance\models\CalculableModelInterface;
use hiqdev\hiart\ErrorResponseException;
use yii\web\UnprocessableEntityHttpException;

class TariffCalculator
{
    /**
     * @var Model[]|CalculableModelInterface[]
     */
    private $tariffs;

    /**
     * @var Calculation[]
     */
    private $calculations;

    /**
     * TariffCalculator constructor.
     * @param Model[]|Model $tariffs
     */
    public function __construct($tariffs)
    {
        if ($tariffs instanceof Model) {
            $tariffs = [$tariffs];
        }

        $this->tariffs = $tariffs;
    }

    /**
     * Gets [[Calculation]] for the $tariffId
     *
     * @param integer $tariffId
     * @return Calculation
     */
    public function getCalculation($tariffId)
    {
        if ($this->calculations === null) {
            $this->execute();
        }

        return $this->calculations[$tariffId];
    }

    /**
     * @return Calculation[]
     */
    public function getCalculations()
    {
        if ($this->calculations === null) {
            $this->execute();
        }

        return $this->calculations;
    }

    /**
     * @return \hipanel\modules\finance\models\Calculation[]
     * @throws UnprocessableEntityHttpException
     */
    public function execute()
    {
        try {
            $rows = Calculation::perform('CalcValue', $this->collectData(), true);
        } catch (\Exception $e) {
            throw new UnprocessableEntityHttpException('Failed to calculate tariffs value', 0, $e);
        }

        $this->calculations = $this->createCalculations($rows);

        return $this->calculations;
    }

    /**
     * @return array
     */
    private function collectData()
    {
        $data = [];
        foreach ($this->tariffs as $tariff) {
            $calculation = $tariff->getCalculationModel();
class A
{
    public function foo() { }
}

class B extends A
{
    public function bar() { }
}

/**
 * @param A|B $x
 */
function someFunction($x)
{
    $x->foo(); // This call is fine as the method exists in A and B.
    $x->bar(); // This method only exists in B and might cause an error.
}
            $data[$tariff->getPrimaryKey()] = $calculation->getAttributes();
class A
{
    public function foo() { }
}

class B extends A
{
    public function bar() { }
}

/**
 * @param A|B $x
 */
function someFunction($x)
{
    $x->foo(); // This call is fine as the method exists in A and B.
    $x->bar(); // This method only exists in B and might cause an error.
}
        }
        return $data;
    }

    /**
     * @param $rows
     * @return \hipanel\modules\finance\models\Calculation[]
     */
    private function createCalculations($rows)
    {
        $query = Calculation::find()->joinWith(['value'])->indexBy('tariff_id')->prepare();
        return $query->populate($rows);
    }
}


1			<?php
2
3			namespace hipanel\modules\finance\logic;
4
5			use hipanel\base\Model;
6			use hipanel\modules\finance\models\Calculation;
7			use hipanel\modules\finance\models\CalculableModelInterface;
8			use hiqdev\hiart\ErrorResponseException;
9			use yii\web\UnprocessableEntityHttpException;
10
11			class TariffCalculator
12			{
13			/**
14			* @var Model[]\|CalculableModelInterface[]
15			*/
16			private $tariffs;
17
18			/**
19			* @var Calculation[]
20			*/
21			private $calculations;
22
23			/**
24			* TariffCalculator constructor.
25			* @param Model[]\|Model $tariffs
26			*/
27			public function __construct($tariffs)
28			{
29			if ($tariffs instanceof Model) {
30			$tariffs = [$tariffs];
31			}
32
33			$this->tariffs = $tariffs;
34			}
35
36			/**
37			* Gets [[Calculation]] for the $tariffId
38			*
39			* @param integer $tariffId
40			* @return Calculation
41			*/
42			public function getCalculation($tariffId)
43			{
44			if ($this->calculations === null) {
45			$this->execute();
46			}
47
48			return $this->calculations[$tariffId];
49			}
50
51			/**
52			* @return Calculation[]
53			*/
54			public function getCalculations()
55			{
56			if ($this->calculations === null) {
57			$this->execute();
58			}
59
60			return $this->calculations;
61			}
62
63			/**
64			* @return \hipanel\modules\finance\models\Calculation[]
65			* @throws UnprocessableEntityHttpException
66			*/
67			public function execute()
68			{
69			try {
70			$rows = Calculation::perform('CalcValue', $this->collectData(), true);
71			} catch (\Exception $e) {
72			throw new UnprocessableEntityHttpException('Failed to calculate tariffs value', 0, $e);
73			}
74
75			$this->calculations = $this->createCalculations($rows);
76
77			return $this->calculations;
78			}
79
80			/**
81			* @return array
82			*/
83			private function collectData()
84			{
85			$data = [];
86			foreach ($this->tariffs as $tariff) {
87			$calculation = $tariff->getCalculationModel();
			0 ignored issues – show Bug introduced 2016-09-13 16:41 UTC by Report Bug Copy Issue Report The method `getCalculationModel` does only exist in `hipanel\modules\finance\...alculableModelInterface`, but not in `hipanel\base\Model`. It seems like the method you are trying to call exists only in some of the possible types. Let’s take a look at an example: class A { public function foo() { } } class B extends A { public function bar() { } } /** * @param A\|B $x / function someFunction($x) { $x->foo(); // This call is fine as the method exists in A and B. $x->bar(); // This method only exists in B and might cause an error. } Available Fixes Add an additional type-check: /* * @param A\|B $x / function someFunction($x) { $x->foo(); if ($x instanceof B) { $x->bar(); } } Only allow a single type to be passed if the variable comes from a parameter: function someFunction(B $x) { /* ... */ } Loading history...
88			$data[$tariff->getPrimaryKey()] = $calculation->getAttributes();
			0 ignored issues – show Bug introduced 2016-09-13 16:41 UTC by Report Bug Copy Issue Report The method `getPrimaryKey` does only exist in `hipanel\base\Model`, but not in `hipanel\modules\finance\...alculableModelInterface`. It seems like the method you are trying to call exists only in some of the possible types. Let’s take a look at an example: class A { public function foo() { } } class B extends A { public function bar() { } } /** * @param A\|B $x / function someFunction($x) { $x->foo(); // This call is fine as the method exists in A and B. $x->bar(); // This method only exists in B and might cause an error. } Available Fixes Add an additional type-check: /* * @param A\|B $x / function someFunction($x) { $x->foo(); if ($x instanceof B) { $x->bar(); } } Only allow a single type to be passed if the variable comes from a parameter: function someFunction(B $x) { /* ... */ } Loading history...
89			}
90			return $data;
91			}
92
93			/**
94			* @param $rows
95			* @return \hipanel\modules\finance\models\Calculation[]
96			*/
97			private function createCalculations($rows)
98			{
99			$query = Calculation::find()->joinWith(['value'])->indexBy('tariff_id')->prepare();
100			return $query->populate($rows);
101			}
102			}
103

hiqdev / hipanel-module-finance

Push — master ( 5a5e4b...77b1bb )

TariffCalculator::__construct() A

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