156 lines
4.0 KiB
PHP
156 lines
4.0 KiB
PHP
<?php
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namespace Ulmus\Migration;
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use Ulmus\Annotation\Property\Field;
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use Ulmus\Entity;
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class FieldDefinition {
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public bool $nullable;
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public bool $builtIn;
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public string $name;
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public string $type;
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public array $tags;
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public /* ? string */ $default;
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public ? int $precision;
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public ? int $length;
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public ? string $update;
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public function __construct(array $data)
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{
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$this->name = $data['name'];
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$this->builtIn = $data['builtin'];
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$this->tags = $data['tags'];
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$field = $this->getFieldTag();
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$this->type = $field->type ?? $data['type'];
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$this->length = $field->length ?? null;
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$this->precision = $field->precision ?? null;
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$this->nullable = isset($field->nullable) ? $field->nullable : $data['nullable'];
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$this->update = $field->attributes['update'] ?? null;
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}
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public function getSqlName() : string
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{
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return $this->getColumnName();
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}
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public function getSqlType(bool $typeOnly = false) : string
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{
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$type = $this->type;
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$length = $this->length;
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if ( is_a($type, Entity\Field\Date::class, true) ) {
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$type = "DATE";
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}
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elseif ( is_a($type, Entity\Field\Time::class, true) ) {
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$type = "TIME";
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}
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elseif ( is_a($type, \DateTime::class, true) ) {
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$type = "DATETIME";
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}
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switch($type) {
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case "bool":
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$type = "TINYINT";
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$length = 1;
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break;
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case "array":
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case "string":
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if ($length && $length <= 255) {
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$type = "VARCHAR";
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break;
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}
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elseif (! $length || ( $length <= 65535 ) ) {
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$type = "TEXT";
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}
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elseif ( $length <= 16777215 ) {
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$type = "MEDIUMTEXT";
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}
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elseif ($length <= 4294967295) {
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$type = "LONGTEXT";
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}
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else {
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throw new \Exception("A column with size bigger than 4GB cannot be created.");
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}
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# Length is unnecessary on TEXT fields
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unset($length);
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break;
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case "float":
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$type = "DOUBLE";
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break;
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default:
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$type = strtoupper($type);
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break;
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}
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return $typeOnly ? $type : $type . ( $length ? "($length" . ( $precision ? ",$precision" : "" ) . ")" : "" );
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}
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public function getSqlParams() : string
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{
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$default = $this->getDefault();
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return implode(' ', array_filter([
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$this->isUnsigned() ? "UNSIGNED" : null,
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$this->nullable ? "NULL" : "NOT NULL",
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$this->update ? "ON UPDATE {$this->update}" : null,
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$default ? "DEFAULT $default" : null,
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$this->isAutoIncrement() ? "AUTO_INCREMENT" : null,
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$this->isPrimaryKey() ? "PRIMARY KEY" : null,
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]));
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}
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protected function getFieldTag() : ? Field
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{
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$field = array_filter($this->tags, fn($item) => $item['object'] instanceof Field);
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return array_pop($field)['object'];
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}
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protected function getColumnName() : ? string
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{
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return $this->getFieldTag()->name ?? $this->name;
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}
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protected function getDefault() : ? string
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{
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return $this->getFieldTag()->attributes['default'] ?? ( $this->nullable ? "NULL" : null ) ;
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}
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protected function isPrimaryKey() : bool
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{
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return $this->getFieldTag()->attributes['primary_key'] ?? false;
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}
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protected function isAutoIncrement() : bool
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{
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return $this->getFieldTag()->attributes['auto_increment'] ?? false;
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}
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protected function isUnique() : bool
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{
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return $this->getFieldTag()->attributes['unique'] ?? false;
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}
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protected function isUnsigned() : bool
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{
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return $this->getFieldTag()->attributes['unsigned'] ?? false;
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}
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}
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