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| 1 | <?php declare(strict_types=1); |
| 2 | /* |
| 3 | * This file is part of Aplus Framework Database Library. |
| 4 | * |
| 5 | * (c) Natan Felles <natanfelles@gmail.com> |
| 6 | * |
| 7 | * For the full copyright and license information, please view the LICENSE |
| 8 | * file that was distributed with this source code. |
| 9 | */ |
| 10 | namespace Framework\Database\Definition; |
| 11 | |
| 12 | use Framework\Database\Statement; |
| 13 | use LogicException; |
| 14 | |
| 15 | /** |
| 16 | * Class CreateSchema. |
| 17 | * |
| 18 | * @see https://mariadb.com/kb/en/create-database/ |
| 19 | * |
| 20 | * @package database |
| 21 | */ |
| 22 | class CreateSchema extends Statement |
| 23 | { |
| 24 | /** |
| 25 | * @return static |
| 26 | */ |
| 27 | public function orReplace() : static |
| 28 | { |
| 29 | $this->sql['or_replace'] = true; |
| 30 | return $this; |
| 31 | } |
| 32 | |
| 33 | protected function renderOrReplace() : ?string |
| 34 | { |
| 35 | if ( ! isset($this->sql['or_replace'])) { |
| 36 | return null; |
| 37 | } |
| 38 | return ' OR REPLACE'; |
| 39 | } |
| 40 | |
| 41 | /** |
| 42 | * @return static |
| 43 | */ |
| 44 | public function ifNotExists() : static |
| 45 | { |
| 46 | $this->sql['if_not_exists'] = true; |
| 47 | return $this; |
| 48 | } |
| 49 | |
| 50 | protected function renderIfNotExists() : ?string |
| 51 | { |
| 52 | if ( ! isset($this->sql['if_not_exists'])) { |
| 53 | return null; |
| 54 | } |
| 55 | if (isset($this->sql['or_replace'])) { |
| 56 | throw new LogicException( |
| 57 | 'Clauses OR REPLACE and IF NOT EXISTS can not be used together' |
| 58 | ); |
| 59 | } |
| 60 | return ' IF NOT EXISTS'; |
| 61 | } |
| 62 | |
| 63 | /** |
| 64 | * @param string $schemaName |
| 65 | * |
| 66 | * @return static |
| 67 | */ |
| 68 | public function schema(string $schemaName) : static |
| 69 | { |
| 70 | $this->sql['schema'] = $schemaName; |
| 71 | return $this; |
| 72 | } |
| 73 | |
| 74 | protected function renderSchema() : string |
| 75 | { |
| 76 | if (isset($this->sql['schema'])) { |
| 77 | return ' ' . $this->database->protectIdentifier($this->sql['schema']); |
| 78 | } |
| 79 | throw new LogicException('SCHEMA name must be set'); |
| 80 | } |
| 81 | |
| 82 | /** |
| 83 | * @param string $charset |
| 84 | * |
| 85 | * @return static |
| 86 | */ |
| 87 | public function charset(string $charset) : static |
| 88 | { |
| 89 | $this->sql['charset'] = $charset; |
| 90 | return $this; |
| 91 | } |
| 92 | |
| 93 | protected function renderCharset() : ?string |
| 94 | { |
| 95 | if ( ! isset($this->sql['charset'])) { |
| 96 | return null; |
| 97 | } |
| 98 | $charset = $this->database->quote($this->sql['charset']); |
| 99 | return " CHARACTER SET = {$charset}"; |
| 100 | } |
| 101 | |
| 102 | /** |
| 103 | * @param string $collation |
| 104 | * |
| 105 | * @return static |
| 106 | */ |
| 107 | public function collate(string $collation) : static |
| 108 | { |
| 109 | $this->sql['collation'] = $collation; |
| 110 | return $this; |
| 111 | } |
| 112 | |
| 113 | protected function renderCollate() : ?string |
| 114 | { |
| 115 | if ( ! isset($this->sql['collation'])) { |
| 116 | return null; |
| 117 | } |
| 118 | $collation = $this->database->quote($this->sql['collation']); |
| 119 | return " COLLATE = {$collation}"; |
| 120 | } |
| 121 | |
| 122 | public function sql() : string |
| 123 | { |
| 124 | $sql = 'CREATE' . $this->renderOrReplace(); |
| 125 | $sql .= ' SCHEMA' . $this->renderIfNotExists(); |
| 126 | $sql .= $this->renderSchema() . \PHP_EOL; |
| 127 | $part = $this->renderCharset(); |
| 128 | if ($part) { |
| 129 | $sql .= $part . \PHP_EOL; |
| 130 | } |
| 131 | $part = $this->renderCollate(); |
| 132 | if ($part) { |
| 133 | $sql .= $part . \PHP_EOL; |
| 134 | } |
| 135 | return $sql; |
| 136 | } |
| 137 | |
| 138 | /** |
| 139 | * Runs the CREATE SCHEMA statement. |
| 140 | * |
| 141 | * @return int|string The number of affected rows |
| 142 | */ |
| 143 | public function run() : int|string |
| 144 | { |
| 145 | return $this->database->exec($this->sql()); |
| 146 | } |
| 147 | } |