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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| 8 | class SlotManager extends ManagerBase  | 
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| 9 | { | 
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| 10 | /**  | 
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| 11 |      * {@inheritdoc} | 
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| 12 | */  | 
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| 13 | protected $queryParameters = [  | 
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| 14 | 'visible_on_page' => null,  | 
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| 15 | 'status' => null,  | 
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| 16 | ];  | 
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| 17 | |||
| 18 | /**  | 
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| 19 | * Get a list of slots.  | 
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| 20 | *  | 
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| 21 | * Example of how to structure the $options parameter:  | 
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| 22 | * <code>  | 
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| 23 | * $options = [  | 
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| 24 | * 'visible_on_page' => 'http://localhost/blog/*',  | 
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| 25 | * 'status' => 'enabled',  | 
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| 26 | * ];  | 
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| 27 | * </code>  | 
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| 28 | *  | 
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| 29 | * @see http://docs.decision-api.acquia.com/#slots_get  | 
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| 30 | *  | 
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| 31 | * @param array $options  | 
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| 32 | *  | 
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| 33 | * @throws \GuzzleHttp\Exception\RequestException  | 
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| 34 | *  | 
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| 35 | * @return \Acquia\LiftClient\Entity\Slot[]  | 
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| 36 | */  | 
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| 37 | 10 | View Code Duplication | public function query($options = [])  | 
            
| 54 | |||
| 55 | /**  | 
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| 56 | * Get a specific slot.  | 
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| 57 | *  | 
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| 58 | * Example of how to structure the $options parameter:  | 
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| 59 | *  | 
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| 60 | * @see http://docs.decision-api.acquia.com/#slots__slotId__get  | 
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| 61 | *  | 
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| 62 | * @param array $id  | 
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| 63 | *  | 
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| 64 | * @throws \GuzzleHttp\Exception\RequestException  | 
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| 65 | *  | 
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| 66 | * @return \Acquia\LiftClient\Entity\Slot  | 
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| 67 | */  | 
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| 68 | 6 | View Code Duplication | public function get($id)  | 
            
| 78 | |||
| 79 | /**  | 
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| 80 | * Add a slot.  | 
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| 81 | *  | 
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| 82 | * @param \Acquia\LiftClient\Entity\Slot $slot  | 
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| 83 | *  | 
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| 84 | * @throws \GuzzleHttp\Exception\RequestException  | 
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| 85 | *  | 
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| 86 | * @return \Acquia\LiftClient\Entity\Slot  | 
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| 87 | */  | 
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| 88 | 6 | View Code Duplication | public function add(Slot $slot)  | 
            
| 97 | |||
| 98 | /**  | 
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| 99 | * Deletes a slot by ID.  | 
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| 100 | *  | 
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| 101 | * @param string $id  | 
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| 102 | *  | 
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| 103 | * @throws \GuzzleHttp\Exception\RequestException  | 
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| 104 | *  | 
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| 105 | * @return bool  | 
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| 106 | */  | 
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| 107 | 6 | public function delete($id)  | 
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| 114 | }  | 
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| 115 |