DMLQueryBuilder::prepareInsertValues() - Code Metrics - Inspection of "QueryBuilder refactoring" - yiisoft/db-mysql - Measure and Improve Code Quality continuously with Scrutinizer

Test Failed
Pull Request — dev (#118)

by Def
created 2022-05-03 20:16 UTC
DMLQueryBuilder::prepareInsertValues() A

↳ Parent: DMLQueryBuilder
Complexity

Conditions	6
Paths	4
Size

Total Lines	23
Code Lines	11
Duplication

Lines	0
Ratio	0 %
Code Coverage

Tests	0
CRAP Score	42
Importance

Changes
Metric	Value
eloc	11
c	0
b	0
f	0
dl	0
loc	23
ccs	0
cts	0
cp	0
rs	9.2222
cc	6
nc	4
nop	3
crap	42
<?php

declare(strict_types=1);

namespace Yiisoft\Db\Mysql;

use JsonException;
use Throwable;
use Yiisoft\Db\Exception\Exception;
use Yiisoft\Db\Exception\InvalidArgumentException;
use Yiisoft\Db\Exception\InvalidConfigException;
use Yiisoft\Db\Exception\NotSupportedException;
use Yiisoft\Db\Expression\Expression;
use Yiisoft\Db\Expression\ExpressionInterface;
use Yiisoft\Db\Query\DMLQueryBuilder as AbstractDMLQueryBuilder;
use Yiisoft\Db\Query\Query;
use Yiisoft\Db\Query\QueryBuilderInterface;
filter:
    dependency_paths: ["lib/*"]
use Yiisoft\Db\Query\QueryInterface;

use function implode;
use function reset;

final class DMLQueryBuilder extends AbstractDMLQueryBuilder
{
    public function __construct(private QueryBuilderInterface $queryBuilder)
    {
        parent::__construct($queryBuilder);
    }

    /**
     * Creates a SQL statement for resetting the sequence value of a table's primary key.
     *
     * The sequence will be reset such that the primary key of the next new row inserted will have the specified value
     * or 1.
     *
     * @param string $tableName the name of the table whose primary key sequence will be reset.
     * @param array|int|string|null $value the value for the primary key of the next new row inserted. If this is not
     * set, the next new row's primary key will have a value 1.
     *
     * @throws Exception|InvalidArgumentException|InvalidConfigException|Throwable
     *
     * @return string the SQL statement for resetting sequence.
     */
    public function resetSequence(string $tableName, array|int|string|null $value = null): string
    {
        $table = $this->schema->getTableSchema($tableName);


        if ($table === null) {
            throw new InvalidArgumentException("Table not found: $tableName");
        }

        $sequenceName = $table->getSequenceName();
        if ($sequenceName === null) {
            throw new InvalidArgumentException("There is no sequence associated with table '$tableName'.");
        }

        $tableName = $this->quoter->quoteTableName($tableName);


        if ($value !== null) {
            return 'ALTER TABLE ' . $tableName . ' AUTO_INCREMENT=' . (int)$value . ';';
        }

        $pk = $table->getPrimaryKey();
        $key = (string) reset($pk);

        return "SET @new_autoincrement_value := (SELECT MAX(`$key`) + 1 FROM $tableName);
SET @sql = CONCAT('ALTER TABLE $tableName AUTO_INCREMENT =', @new_autoincrement_value);
PREPARE autoincrement_stmt FROM @sql;
EXECUTE autoincrement_stmt";
    }

    /**
     * Creates an SQL statement to insert rows into a database table if they do not already exist (matching unique
     * constraints), or update them if they do.
     *
     * For example,
     *
     * ```php
     * $sql = $queryBuilder->upsert('pages', [
     *     'name' => 'Front page',
     *     'url' => 'http://example.com/', // url is unique
     *     'visits' => 0,
     * ], [
     *     'visits' => new Expression('visits + 1'),
     * ], $params);
     * ```
     *
     * The method will properly escape the table and column names.
     *
     * @param string $table the table that new rows will be inserted into/updated in.
     * @param array|QueryInterface $insertColumns the column data (name => value) to be inserted into the table or
     * instance of {@see Query} to perform `INSERT INTO ... SELECT` SQL statement.
     * @param array|bool $updateColumns the column data (name => value) to be updated if they already exist. If `true`
     * is passed, the column data will be updated to match the insert column data. If `false` is passed, no update will
     * be performed if the column data already exists.
     * @param array $params the binding parameters that will be generated by this method. They should be bound to the DB
     * command later.
     *
     * @throws Exception|InvalidConfigException|JsonException|NotSupportedException if this is not supported by the
     * underlying DBMS.
     *
     * @return string the resulting SQL.
     */
    public function upsert(
        string $table,
        QueryInterface|array $insertColumns,
        bool|array $updateColumns,
        array &$params
    ): string {
        $insertSql = $this->insert($table, $insertColumns, $params);

        /** @var array $uniqueNames */
        [$uniqueNames, , $updateNames] = $this->prepareUpsertColumns(
        [$uniqueNames, , $updateNames] = $this->prepareUpsertColumns(
            $table,
            $insertColumns,
            $updateColumns,
        );

        if (empty($uniqueNames)) {
            return $insertSql;
        }

        if ($updateColumns === true) {

            $updateColumns = [];
            /** @var string $name */
            foreach ($updateNames as $name) {
                $updateColumns[$name] = new Expression(
                    'VALUES(' . $this->quoter->quoteColumnName($name) . ')'
                );
            }
        } elseif ($updateColumns === false) {

            $columnName = (string) reset($uniqueNames);
            $name = $this->quoter->quoteColumnName($columnName);
            $updateColumns = [$name => new Expression($this->quoter->quoteTableName($table) . '.' . $name)];
        }

        /**
         *  @psalm-var array<array-key, string> $updates
         *  @psalm-var array<string, ExpressionInterface|string> $updateColumns
         */
        [$updates, $params] = $this->prepareUpdateSets($table, $updateColumns, $params);
        [$updates, $params] = $this->prepareUpdateSets($table, $updateColumns, $params);

        return $insertSql . ' ON DUPLICATE KEY UPDATE ' . implode(', ', $updates);
    }

    /**
     * Prepares a `VALUES` part for an `INSERT` SQL statement.
     *
     * @param string $table the table that new rows will be inserted into.
     * @param array|QueryInterface $columns the column data (name => value) to be inserted into the table or instance of
     * {@see Query|Query} to perform INSERT INTO ... SELECT SQL statement.
     * @param array $params the binding parameters that will be generated by this method. They should be bound to the DB
     * command later.
     *
     * @throws Exception|InvalidArgumentException|InvalidConfigException|JsonException|NotSupportedException
     *
     * @return array array of column names, placeholders, values and params.
     */
    protected function prepareInsertValues(string $table, QueryInterface|array $columns, array $params = []): array
    {
        /**
         * @var array $names
         * @var array $placeholders
         */
        [$names, $placeholders, $values, $params] = parent::prepareInsertValues($table, $columns, $params);

        if (!$columns instanceof Query && empty($names)) {

            $tableSchema = $this->schema->getTableSchema($table);


            if ($tableSchema !== null) {
                $columns = $tableSchema->getColumns();
                $columns = !empty($tableSchema->getPrimaryKey())
                    ? $tableSchema->getPrimaryKey() : [reset($columns)->getName()];
                foreach ($columns as $name) {
                    $names[] = $this->quoter->quoteColumnName($name);

                    $placeholders[] = 'DEFAULT';
                }
            }
        }

        return [$names, $placeholders, $values, $params];
    }
}

yiisoft / db-mysql

Pull Request — dev (#118)

DMLQueryBuilder::prepareInsertValues() A

Complexity

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Duplication

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