DDDominio /
event-sourcing
| @@ 56-69 (lines=14) @@ | ||
| 53 | * @param StoredEvent $storedEvent |
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| 54 | * @param Version $version |
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| 55 | */ |
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| 56 | public function upgrade(StoredEvent $storedEvent, $version = null) |
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| 57 | { |
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| 58 | if (isset($this->upgrades[$storedEvent->type()])) { |
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| 59 | /** @var UpgradeInterface $upgrade */ |
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| 60 | foreach ($this->upgrades[$storedEvent->type()] as $upgrade) { |
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| 61 | if ($storedEvent->version()->equalTo($upgrade->from())) { |
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| 62 | $upgrade->upgrade($storedEvent); |
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| 63 | $storedEvent->setVersion($upgrade->to()); |
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| 64 | if (!is_null($version) && $upgrade->to()->equalTo($version)) { |
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| 65 | return; |
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| 66 | } |
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| 67 | } |
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| 68 | } |
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| 69 | } |
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| 70 | } |
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| 71 | ||
| 72 | /** |
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| @@ 76-90 (lines=15) @@ | ||
| 73 | * @param StoredEvent $storedEvent |
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| 74 | * @param Version $version |
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| 75 | */ |
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| 76 | public function downgrade(StoredEvent $storedEvent, $version = null) |
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| 77 | { |
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| 78 | if (isset($this->upgrades[$storedEvent->type()])) { |
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| 79 | $upgrades = array_reverse($this->upgrades[$storedEvent->type()]); |
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| 80 | /** @var UpgradeInterface $upgrade */ |
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| 81 | foreach ($upgrades as $upgrade) { |
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| 82 | if ($storedEvent->version()->equalTo($upgrade->to())) { |
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| 83 | $upgrade->downgrade($storedEvent); |
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| 84 | $storedEvent->setVersion($upgrade->from()); |
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| 85 | if (!is_null($version) && $upgrade->to()->equalTo($version)) { |
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| 86 | return; |
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| 87 | } |
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| 88 | } |
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| 89 | } |
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| 90 | } |
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| 91 | } |
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| 92 | } |
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| 93 | ||
