Duplicate code is one of the most pungent code smells. A rule that is often used is to re-structure code once it is duplicated in three or more places.
Common duplication problems, and corresponding solutions are:
1 | <?php |
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9 | class CouldNotResolveTransitionField extends CouldNotPerformTransition implements ProvidesSolution |
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10 | { |
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11 | protected string $modelClass; |
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12 | |||
13 | public static function make(string $modelClass): self |
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14 | { |
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15 | return (new static("You tried to invoke {$modelClass}::transitionTo() directly, though there are multiple state fields configured.")) |
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16 | ->setModelClass($modelClass); |
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17 | } |
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18 | |||
19 | public function setModelClass(string $modelClass): self |
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20 | { |
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21 | $this->modelClass = $modelClass; |
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22 | |||
23 | return $this; |
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24 | } |
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25 | |||
26 | public function getSolution(): Solution |
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27 | { |
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28 | return BaseSolution::create('Could not resolve transition field') |
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29 | ->setSolutionDescription("Use {$this->modelClass}->stateField->transitionTo()") |
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30 | ->setDocumentationLinks([ |
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31 | 'Using transitions' => 'https://docs.spatie.be/laravel-model-states/v1/working-with-transitions/01-configuring-transitions/#using-transitions', |
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32 | ]); |
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33 | } |
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34 | } |
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35 |