HasStates::scopeWhereNotState() - Code Metrics - Inspection of "V2" - spatie/laravel-model-states - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Pull Request — master (#32)

by Brent

created 2019-10-29 12:37 UTC

HasStates::scopeWhereNotState() A

↳ Parent: HasStates

Complexity

Conditions	2
Paths	2

Size

Total Lines

Duplication

Lines	15
Ratio	100 %

Importance

Changes

Metric	Value
dl	15
loc	15
rs	9.7666
c	0
b	0
f	0
cc	2
nc	2
nop	3

<?php

namespace Spatie\ModelStates;

use Illuminate\Support\Collection;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Builder;
use Spatie\ModelStates\Exceptions\InvalidConfig;
use Spatie\ModelStates\Exceptions\CouldNotPerformTransition;

/**
 * @mixin \Illuminate\Database\Eloquent\Model
 */
trait HasStates
{
    /** @var \Spatie\ModelStates\StateConfig[]|null */
    protected static $stateFields = null;

    abstract protected function registerStates(): void;

    public function __set($name, $value): void
    {
        if ($value instanceof State) {
            $value->setField($name);
        }

        parent::__set($name, $value);
    }

    public static function bootHasStates(): void
    {
        $serialiseState = function (StateConfig $stateConfig) {
            return function (Model $model) use ($stateConfig) {
                $value = $model->getAttribute($stateConfig->field);

                if ($value === null) {
                    $value = $stateConfig->defaultStateClass;
                }

                if ($value === null) {
                    return;
                }

                $stateClass = $stateConfig->stateClass::resolveStateClass($value);

                if (! is_subclass_of($stateClass, $stateConfig->stateClass)) {
                    throw InvalidConfig::fieldDoesNotExtendState(
                        $stateConfig->field,
                        $stateConfig->stateClass,
                        $stateClass
                    );
                }

                $model->setAttribute(
                    $stateConfig->field,
                    State::resolveStateName($value)
                );
            };
        };

        $unserialiseState = function (StateConfig $stateConfig) {
            return function (Model $model) use ($stateConfig) {
                $stateClass = $stateConfig->stateClass::resolveStateClass($model->getAttribute($stateConfig->field));

                $defaultState = $stateConfig->defaultStateClass
                    ? new $stateConfig->defaultStateClass($model)
                    : null;

                /** @var null|\Spatie\ModelStates\State $state */
                $state = $defaultState;

                if(class_exists($stateClass)){
                    $state = new $stateClass($model);

                    $state->setField($stateConfig->field);
                }

                $model->setAttribute(
                    $stateConfig->field,
                    $state
                );
            };
        };

        foreach (self::getStateConfig() as $stateConfig) {
            static::retrieved($unserialiseState($stateConfig));
            static::created($unserialiseState($stateConfig));
            static::saved($unserialiseState($stateConfig));

            static::updating($serialiseState($stateConfig));
            static::creating($serialiseState($stateConfig));
            static::saving($serialiseState($stateConfig));
        }
    }

    public function initializeHasStates(): void
    {
        foreach (self::getStateConfig() as $stateConfig) {
            if (! $stateConfig->defaultStateClass) {
                continue;
            }

            $this->{$stateConfig->field} = new $stateConfig->defaultStateClass($this);
        }
    }

    public function scopeWhereState(Builder $builder, string $field, $states): Builder

    {
        self::getStateConfig();

        /** @var \Spatie\ModelStates\StateConfig|null $stateConfig */
        $stateConfig = self::getStateConfig()[$field] ?? null;

        if (! $stateConfig) {
            throw InvalidConfig::unknownState($field, $this);
        }

        $abstractStateClass = $stateConfig->stateClass;

        $stateNames = collect((array) $states)->map(function ($state) use ($abstractStateClass) {
            return $abstractStateClass::resolveStateName($state);
        });

        return $builder->whereIn($field, $stateNames);
    }

    public function scopeWhereNotState(Builder $builder, string $field, $states): Builder

    {
        /** @var \Spatie\ModelStates\StateConfig|null $stateConfig */
        $stateConfig = self::getStateConfig()[$field] ?? null;

        if (! $stateConfig) {
            throw InvalidConfig::unknownState($field, $this);
        }

        $stateNames = collect((array) $states)->map(function ($state) use ($stateConfig) {
            return $stateConfig->stateClass::resolveStateName($state);
        });

        return $builder->whereNotIn($field, $stateNames);
    }

    /**
     * @param \Spatie\ModelStates\State|string $state
     * @param string|null $field
     */
    public function transitionTo($state, string $field = null)
    {
        $stateConfig = self::getStateConfig();

        if ($field === null && count($stateConfig) > 1) {
            throw CouldNotPerformTransition::couldNotResolveTransitionField($this);
        }

        $field = $field ?? reset($stateConfig)->field;

        $this->{$field}->transitionTo($state);
    }

    public function transitionableStates(string $fromClass, string $field): array
    {
        $stateConfig = self::getStateConfig();

        $field = $field ?? reset($stateConfig)->field;

        if (! array_key_exists($field, $stateConfig)) {
            throw InvalidConfig::unknownState($field, $this);
        }

        return $stateConfig[$field]->transitionableStates($fromClass);
    }

    /**
     * @param string $fromClass
     * @param string $toClass
     *
     * @return \Spatie\ModelStates\Transition|string|null
     */
    public function resolveTransitionClass(string $fromClass, string $toClass)
    {
        foreach (static::getStateConfig() as $stateConfig) {
            $transitionClass = $stateConfig->resolveTransition($this, $fromClass, $toClass);

            if ($transitionClass) {
''   == false // true
''   == null  // true
'ab' == false // false
'ab' == null  // false

// It is often better to use strict comparison
'' === false // false
'' === null  // false
                return $transitionClass;
            }
        }

        throw CouldNotPerformTransition::notFound($fromClass, $toClass, $this);
    }

    protected function addState(string $field, string $stateClass): StateConfig
    {
        $stateConfig = new StateConfig($field, $stateClass);

        static::$stateFields[$stateConfig->field] = $stateConfig;

        return $stateConfig;
    }

    /**
     * @return \Spatie\ModelStates\StateConfig[]
     */
    public static function getStateConfig(): array
    {
        if (static::$stateFields === null) {
            static::$stateFields = [];

            (new static)->registerStates();
        }

        return static::$stateFields ?? [];
    }

    public static function getStates(): Collection
    {
        return collect(static::getStateConfig())
            ->map(function ($state) {
                return $state->stateClass::all()->map(function ($stateClass) {
                    /** @var \Spatie\ModelStates\State $stateClass */
                    return $stateClass::getMorphClass();
                });
            });
    }

    public static function getStatesFor(string $column): Collection
    {
        return static::getStates()->get($column, new Collection);
    }

    public static function getDefaultStates(): Collection
    {
        return collect(static::getStateConfig())
            ->map(function ($state) {
                return $state->defaultStateClass;
            });
    }

    public static function getDefaultStateFor(string $column): string
    {
        return static::getDefaultStates()->get($column);
    }
}


1		<?php
2
3		namespace Spatie\ModelStates;
4
5		use Illuminate\Support\Collection;
6		use Illuminate\Database\Eloquent\Model;
7		use Illuminate\Database\Eloquent\Builder;
8		use Spatie\ModelStates\Exceptions\InvalidConfig;
9		use Spatie\ModelStates\Exceptions\CouldNotPerformTransition;
10
11		/**
12		* @mixin \Illuminate\Database\Eloquent\Model
13		*/
14		trait HasStates
15		{
16		/** @var \Spatie\ModelStates\StateConfig[]\|null */
17		protected static $stateFields = null;
18
19		abstract protected function registerStates(): void;
20
21		public function __set($name, $value): void
22		{
23		if ($value instanceof State) {
24		$value->setField($name);
25		}
26
27		parent::__set($name, $value);
28		}
29
30		public static function bootHasStates(): void
31		{
32		$serialiseState = function (StateConfig $stateConfig) {
33		return function (Model $model) use ($stateConfig) {
34		$value = $model->getAttribute($stateConfig->field);
35
36		if ($value === null) {
37		$value = $stateConfig->defaultStateClass;
38		}
39
40		if ($value === null) {
41		return;
42		}
43
44		$stateClass = $stateConfig->stateClass::resolveStateClass($value);
45
46		if (! is_subclass_of($stateClass, $stateConfig->stateClass)) {
47		throw InvalidConfig::fieldDoesNotExtendState(
48		$stateConfig->field,
49		$stateConfig->stateClass,
50		$stateClass
51		);
52		}
53
54		$model->setAttribute(
55		$stateConfig->field,
56		State::resolveStateName($value)
57		);
58		};
59		};
60
61		$unserialiseState = function (StateConfig $stateConfig) {
62		return function (Model $model) use ($stateConfig) {
63		$stateClass = $stateConfig->stateClass::resolveStateClass($model->getAttribute($stateConfig->field));
64
65		$defaultState = $stateConfig->defaultStateClass
66		? new $stateConfig->defaultStateClass($model)
67		: null;
68
69		/** @var null\|\Spatie\ModelStates\State $state */
70		$state = $defaultState;
71
72		if(class_exists($stateClass)){
73		$state = new $stateClass($model);
74
75		$state->setField($stateConfig->field);
76		}
77
78		$model->setAttribute(
79		$stateConfig->field,
80		$state
81		);
82		};
83		};
84
85		foreach (self::getStateConfig() as $stateConfig) {
86		static::retrieved($unserialiseState($stateConfig));
87		static::created($unserialiseState($stateConfig));
88		static::saved($unserialiseState($stateConfig));
89
90		static::updating($serialiseState($stateConfig));
91		static::creating($serialiseState($stateConfig));
92		static::saving($serialiseState($stateConfig));
93		}
94		}
95
96		public function initializeHasStates(): void
97		{
98		foreach (self::getStateConfig() as $stateConfig) {
99		if (! $stateConfig->defaultStateClass) {
100		continue;
101		}
102
103		$this->{$stateConfig->field} = new $stateConfig->defaultStateClass($this);
104		}
105		}
106
107	View Code Duplication	public function scopeWhereState(Builder $builder, string $field, $states): Builder
		0 ignored issues – show Duplication introduced 2019-09-27 07:39 UTC by Report Bug Copy Issue Report This method seems to be duplicated in your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
108		{
109		self::getStateConfig();
110
111		/** @var \Spatie\ModelStates\StateConfig\|null $stateConfig */
112		$stateConfig = self::getStateConfig()[$field] ?? null;
113
114		if (! $stateConfig) {
115		throw InvalidConfig::unknownState($field, $this);
116		}
117
118		$abstractStateClass = $stateConfig->stateClass;
119
120		$stateNames = collect((array) $states)->map(function ($state) use ($abstractStateClass) {
121		return $abstractStateClass::resolveStateName($state);
122		});
123
124		return $builder->whereIn($field, $stateNames);
125		}
126
127	View Code Duplication	public function scopeWhereNotState(Builder $builder, string $field, $states): Builder
		0 ignored issues – show Duplication introduced 2019-09-27 07:39 UTC by Report Bug Copy Issue Report This method seems to be duplicated in your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
128		{
129		/** @var \Spatie\ModelStates\StateConfig\|null $stateConfig */
130		$stateConfig = self::getStateConfig()[$field] ?? null;
131
132		if (! $stateConfig) {
133		throw InvalidConfig::unknownState($field, $this);
134		}
135
136		$stateNames = collect((array) $states)->map(function ($state) use ($stateConfig) {
137		return $stateConfig->stateClass::resolveStateName($state);
138		});
139
140		return $builder->whereNotIn($field, $stateNames);
141		}
142
143		/**
144		* @param \Spatie\ModelStates\State\|string $state
145		* @param string\|null $field
146		*/
147		public function transitionTo($state, string $field = null)
148		{
149		$stateConfig = self::getStateConfig();
150
151		if ($field === null && count($stateConfig) > 1) {
152		throw CouldNotPerformTransition::couldNotResolveTransitionField($this);
153		}
154
155		$field = $field ?? reset($stateConfig)->field;
156
157		$this->{$field}->transitionTo($state);
158		}
159
160		public function transitionableStates(string $fromClass, string $field): array
161		{
162		$stateConfig = self::getStateConfig();
163
164		$field = $field ?? reset($stateConfig)->field;
165
166		if (! array_key_exists($field, $stateConfig)) {
167		throw InvalidConfig::unknownState($field, $this);
168		}
169
170		return $stateConfig[$field]->transitionableStates($fromClass);
171		}
172
173		/**
174		* @param string $fromClass
175		* @param string $toClass
176		*
177		* @return \Spatie\ModelStates\Transition\|string\|null
178		*/
179		public function resolveTransitionClass(string $fromClass, string $toClass)
180		{
181		foreach (static::getStateConfig() as $stateConfig) {
182		$transitionClass = $stateConfig->resolveTransition($this, $fromClass, $toClass);
183
184		if ($transitionClass) {
		0 ignored issues – show Bug Best Practice introduced 2019-09-27 07:39 UTC by Report Bug Copy Issue Report The expression `$transitionClass` of type `null\|string` is loosely compared to `true`; this is ambiguous if the string can be empty. You might want to explicitly use `!== null` instead. In PHP, under loose comparison (like `==`, or `!=`, or `switch` conditions), values of different types might be equal. For `string` values, the empty string `''` is a special case, in particular the following results might be unexpected: '' == false // true '' == null // true 'ab' == false // false 'ab' == null // false // It is often better to use strict comparison '' === false // false '' === null // false Loading history...
185		return $transitionClass;
186		}
187		}
188
189		throw CouldNotPerformTransition::notFound($fromClass, $toClass, $this);
190		}
191
192		protected function addState(string $field, string $stateClass): StateConfig
193		{
194		$stateConfig = new StateConfig($field, $stateClass);
195
196		static::$stateFields[$stateConfig->field] = $stateConfig;
197
198		return $stateConfig;
199		}
200
201		/**
202		* @return \Spatie\ModelStates\StateConfig[]
203		*/
204		public static function getStateConfig(): array
205		{
206		if (static::$stateFields === null) {
207		static::$stateFields = [];
208
209		(new static)->registerStates();
210		}
211
212		return static::$stateFields ?? [];
213		}
214
215		public static function getStates(): Collection
216		{
217		return collect(static::getStateConfig())
218		->map(function ($state) {
219		return $state->stateClass::all()->map(function ($stateClass) {
220		/** @var \Spatie\ModelStates\State $stateClass */
221		return $stateClass::getMorphClass();
222		});
223		});
224		}
225
226		public static function getStatesFor(string $column): Collection
227		{
228		return static::getStates()->get($column, new Collection);
229		}
230
231		public static function getDefaultStates(): Collection
232		{
233		return collect(static::getStateConfig())
234		->map(function ($state) {
235		return $state->defaultStateClass;
236		});
237		}
238
239		public static function getDefaultStateFor(string $column): string
240		{
241		return static::getDefaultStates()->get($column);
242		}
243		}
244

spatie / laravel-model-states

Pull Request — master (#32)

HasStates::scopeWhereNotState() A

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