<?php

namespace Modular\ConnectorDependencies\Illuminate\Support;

use InvalidArgumentException;
class ConfigurationUrlParser
{
    /**
     * The drivers aliases map.
     *
     * @var array
     */
    protected static $driverAliases = [
        'mssql' => 'sqlsrv',
        'mysql2' => 'mysql',
        // RDS
        'postgres' => 'pgsql',
        'postgresql' => 'pgsql',
        'sqlite3' => 'sqlite',
        'redis' => 'tcp',
        'rediss' => 'tls',
    ];
    /**
     * Parse the database configuration, hydrating options using a database configuration URL if possible.
     *
     * @param  array|string  $config
     * @return array
     */
    public function parseConfiguration($config)
    {
        if (is_string($config)) {
            $config = ['url' => $config];
        }
        $url = Arr::pull($config, 'url');
        if (!$url) {
            return $config;
        }
        $rawComponents = $this->parseUrl($url);
        $decodedComponents = $this->parseStringsToNativeTypes(array_map('rawurldecode', $rawComponents));
        return array_merge($config, $this->getPrimaryOptions($decodedComponents), $this->getQueryOptions($rawComponents));
    }
    /**
     * Get the primary database connection options.
     *
     * @param  array  $url
     * @return array
     */
    protected function getPrimaryOptions($url)
    {
        return array_filter(['driver' => $this->getDriver($url), 'database' => $this->getDatabase($url), 'host' => $url['host'] ?? null, 'port' => $url['port'] ?? null, 'username' => $url['user'] ?? null, 'password' => $url['pass'] ?? null], function ($value) {
            return !is_null($value);
        });
    }
    /**
     * Get the database driver from the URL.
     *
     * @param  array  $url
     * @return string|null
     */
    protected function getDriver($url)
    {
        $alias = $url['scheme'] ?? null;
        if (!$alias) {
            return;
        }
        return static::$driverAliases[$alias] ?? $alias;
    }
    /**
     * Get the database name from the URL.
     *
     * @param  array  $url
     * @return string|null
     */
    protected function getDatabase($url)
    {
        $path = $url['path'] ?? null;
        return $path && $path !== '/' ? substr($path, 1) : null;
    }
    /**
     * Get all of the additional database options from the query string.
     *
     * @param  array  $url
     * @return array
     */
    protected function getQueryOptions($url)
    {
        $queryString = $url['query'] ?? null;
        if (!$queryString) {
            return [];
        }
        $query = [];
        parse_str($queryString, $query);
        return $this->parseStringsToNativeTypes($query);
    }
    /**
     * Parse the string URL to an array of components.
     *
     * @param  string  $url
     * @return array
     *
     * @throws \InvalidArgumentException
     */
    protected function parseUrl($url)
    {
        $url = preg_replace('#^(sqlite3?):///#', '$1://null/', $url);
        $parsedUrl = parse_url($url);
        if ($parsedUrl === \false) {
            throw new InvalidArgumentException('The database configuration URL is malformed.');
        }
        return $parsedUrl;
    }
    /**
     * Convert string casted values to their native types.
     *
     * @param  mixed  $value
     * @return mixed
     */
    protected function parseStringsToNativeTypes($value)
    {
        if (is_array($value)) {
            return array_map([$this, 'parseStringsToNativeTypes'], $value);
        }
        if (!is_string($value)) {
            return $value;
        }
        $parsedValue = json_decode($value, \true);
        if (json_last_error() === \JSON_ERROR_NONE) {
            return $parsedValue;
        }
        return $value;
    }
    /**
     * Get all of the current drivers' aliases.
     *
     * @return array
     */
    public static function getDriverAliases()
    {
        return static::$driverAliases;
    }
    /**
     * Add the given driver alias to the driver aliases array.
     *
     * @param  string  $alias
     * @param  string  $driver
     * @return void
     */
    public static function addDriverAlias($alias, $driver)
    {
        static::$driverAliases[$alias] = $driver;
    }
}
