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Merge pull request #21: ChangesCountNameGenerator
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,25 @@ | ||
| <?php | ||
|
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| declare(strict_types=1); | ||
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| namespace Cycle\Schema\Generator\Migrations\Changes; | ||
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| /** | ||
| * @internal | ||
| */ | ||
| enum ChangeType | ||
| { | ||
| case CreateTable; | ||
| case DropTable; | ||
| case RenameTable; | ||
| case ChangeTable; | ||
| case AddColumn; | ||
| case DropColumn; | ||
| case AlterColumn; | ||
| case AddIndex; | ||
| case DropIndex; | ||
| case AlterIndex; | ||
| case AddFk; | ||
| case DropFk; | ||
| case AlterFk; | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,78 @@ | ||
| <?php | ||
|
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| declare(strict_types=1); | ||
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| namespace Cycle\Schema\Generator\Migrations\Changes; | ||
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| use Cycle\Database\Schema\AbstractTable; | ||
| use Cycle\Migrations\Atomizer\Atomizer; | ||
|
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| final class Collector | ||
| { | ||
| /** | ||
| * @return array<array{ChangeType, non-empty-string}> | ||
| */ | ||
| public function collect(Atomizer $atomizer): array | ||
| { | ||
| $result = []; | ||
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| foreach ($atomizer->getTables() as $table) { | ||
| if ($table->getStatus() === AbstractTable::STATUS_NEW) { | ||
| $result[] = [ChangeType::CreateTable, $table->getName()]; | ||
| continue; | ||
| } | ||
|
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| if ($table->getStatus() === AbstractTable::STATUS_DECLARED_DROPPED) { | ||
| $result[] = [ChangeType::DropTable, $table->getName()]; | ||
| continue; | ||
| } | ||
|
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| if ($table->getComparator()->isRenamed()) { | ||
| $result[] = [ChangeType::RenameTable, $table->getInitialName()]; | ||
| continue; | ||
| } | ||
|
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| $result[] = [ChangeType::ChangeTable, $table->getName()]; | ||
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| $comparator = $table->getComparator(); | ||
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| foreach ($comparator->addedColumns() as $column) { | ||
| $result[] = [ChangeType::AddColumn, $column->getName()]; | ||
| } | ||
|
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| foreach ($comparator->droppedColumns() as $column) { | ||
| $result[] = [ChangeType::DropColumn, $column->getName()]; | ||
| } | ||
|
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| foreach ($comparator->alteredColumns() as $column) { | ||
| $result[] = [ChangeType::AlterColumn, $column[0]->getName()]; | ||
| } | ||
|
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| foreach ($comparator->addedIndexes() as $index) { | ||
| $result[] = [ChangeType::AddIndex, $index->getName()]; | ||
| } | ||
|
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| foreach ($comparator->droppedIndexes() as $index) { | ||
| $result[] = [ChangeType::DropIndex, $index->getName()]; | ||
| } | ||
|
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| foreach ($comparator->alteredIndexes() as $index) { | ||
| $result[] = [ChangeType::AlterIndex, $index[0]->getName()]; | ||
| } | ||
|
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| foreach ($comparator->addedForeignKeys() as $fk) { | ||
| $result[] = [ChangeType::AddFk, $fk->getName()]; | ||
| } | ||
|
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| foreach ($comparator->droppedForeignKeys() as $fk) { | ||
| $result[] = [ChangeType::DropFk, $fk->getName()]; | ||
| } | ||
|
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| foreach ($comparator->alteredForeignKeys() as $fk) { | ||
| $result[] = [ChangeType::AlterFk, $fk[0]->getName()]; | ||
| } | ||
| } | ||
|
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| return $result; | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,62 @@ | ||
| <?php | ||
|
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| declare(strict_types=1); | ||
|
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| namespace Cycle\Schema\Generator\Migrations; | ||
|
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| use Cycle\Migrations\Atomizer\Atomizer; | ||
| use Cycle\Schema\Generator\Migrations\Changes\ChangeType; | ||
| use Cycle\Schema\Generator\Migrations\Changes\Collector; | ||
|
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| /** | ||
| * Generates migration name based on changes count. | ||
| * | ||
| * Like: | ||
| * ct1_dt1_t2_c3_i3_fk3 | ||
| * There are: | ||
| * - 1 create table | ||
| * - 1 drop table | ||
| * - 2 table changes | ||
| * - 3 column changes | ||
| * - 3 index changes | ||
| * - 3 foreign key changes | ||
| */ | ||
| final class ChangesCountNameGenerator implements NameGeneratorInterface | ||
| { | ||
| public function generate(Atomizer $atomizer): string | ||
| { | ||
| $collector = new Collector(); | ||
| $map = []; | ||
| foreach ($collector->collect($atomizer) as $pair) { | ||
| $key = $this->changeToString($pair[0]); | ||
| $map[$key] ??= 0; | ||
| $map[$key]++; | ||
| } | ||
|
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| $result = []; | ||
| foreach ($map as $key => $cnt) { | ||
| $result[] = "{$key}{$cnt}"; | ||
| } | ||
|
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| return \implode('_', $result); | ||
| } | ||
|
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| private function changeToString(ChangeType $change): string | ||
| { | ||
| return match ($change) { | ||
| ChangeType::CreateTable => 'ct', | ||
| ChangeType::DropTable => 'dt', | ||
| ChangeType::RenameTable, | ||
| ChangeType::ChangeTable => 't', | ||
| ChangeType::AddColumn, | ||
| ChangeType::DropColumn, | ||
| ChangeType::AlterColumn => 'c', | ||
| ChangeType::AddIndex, | ||
| ChangeType::DropIndex, | ||
| ChangeType::AlterIndex => 'i', | ||
| ChangeType::AddFk, | ||
| ChangeType::DropFk, | ||
| ChangeType::AlterFk => 'fk', | ||
| }; | ||
| } | ||
| } |
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