<?php
/**
 * Configuration
 * PHP version 7.4
 *
 * @category Class
 * @package  Plausible\Analytics\WP\Client
 * @author   OpenAPI Generator team
 * @link     https://openapi-generator.tech
 */

/**
 * Plausible Plugins API
 *
 * No description provided (generated by Openapi Generator https://github.com/openapitools/openapi-generator)
 *
 * The version of the OpenAPI document: 1.0-rc
 * Generated by: https://openapi-generator.tech
 * OpenAPI Generator version: 7.0.1
 */

/**
 * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
 * https://openapi-generator.tech
 * Do not edit the class manually.
 */

namespace Plausible\Analytics\WP\Client;

/**
 * Configuration Class Doc Comment
 * PHP version 7.4
 *
 * @category Class
 * @package  Plausible\Analytics\WP\Client
 * @author   OpenAPI Generator team
 * @link     https://openapi-generator.tech
 */
class Configuration {
	public const BOOLEAN_FORMAT_INT    = 'int';

	public const BOOLEAN_FORMAT_STRING = 'string';

	/**
	 * @var Configuration
	 */
	private static $defaultConfiguration;

	/**
	 * Associate array to store API key(s)
	 *
	 * @var string[]
	 */
	protected $apiKeys = [];

	/**
	 * Associate array to store API prefix (e.g. Bearer)
	 *
	 * @var string[]
	 */
	protected $apiKeyPrefixes = [];

	/**
	 * Access token for OAuth/Bearer authentication
	 *
	 * @var string
	 */
	protected $accessToken = '';

	/**
	 * Boolean format for query string
	 *
	 * @var string
	 */
	protected $booleanFormatForQueryString = self::BOOLEAN_FORMAT_INT;

	/**
	 * Username for HTTP basic authentication
	 *
	 * @var string
	 */
	protected $username = '';

	/**
	 * Password for HTTP basic authentication
	 *
	 * @var string
	 */
	protected $password = '';

	/**
	 * The host
	 *
	 * @var string
	 */
	protected $host = 'https://plausible.io';

	/**
	 * User agent of the HTTP request, set to "OpenAPI-Generator/{version}/PHP" by default
	 *
	 * @var string
	 */
	protected $userAgent = 'OpenAPI-Generator/1.0.0/PHP';

	/**
	 * Debug switch (default set to false)
	 *
	 * @var bool
	 */
	protected $debug = false;

	/**
	 * Debug file location (log to STDOUT by default)
	 *
	 * @var string
	 */
	protected $debugFile = 'php://output';

	/**
	 * Debug file location (log to STDOUT by default)
	 *
	 * @var string
	 */
	protected $tempFolderPath;

	/**
	 * Constructor
	 */
	public function __construct() {
		$this->tempFolderPath = sys_get_temp_dir();
	}

	/**
	 * Gets the essential information for debugging
	 *
	 * @return string The report for debugging
	 */
	public static function toDebugReport() {
		$report = 'PHP SDK (Plausible\Analytics\WP\Client) Debug Report:' . PHP_EOL;
		$report .= '    OS: ' . php_uname() . PHP_EOL;
		$report .= '    PHP Version: ' . PHP_VERSION . PHP_EOL;
		$report .= '    The version of the OpenAPI document: 1.0-rc' . PHP_EOL;
		$report .= '    Temp Folder Path: ' . self::getDefaultConfiguration()->getTempFolderPath() . PHP_EOL;

		return $report;
	}

	/**
	 * Gets the temp folder path
	 *
	 * @return string Temp folder path
	 */
	public function getTempFolderPath() {
		return $this->tempFolderPath;
	}

	/**
	 * Sets the temp folder path
	 *
	 * @param string $tempFolderPath Temp folder path
	 *
	 * @return $this
	 */
	public function setTempFolderPath( $tempFolderPath ) {
		$this->tempFolderPath = $tempFolderPath;

		return $this;
	}

	/**
	 * Gets the default configuration instance
	 *
	 * @return Configuration
	 */
	public static function getDefaultConfiguration() {
		if ( self::$defaultConfiguration === null ) {
			self::$defaultConfiguration = new Configuration();
		}

		return self::$defaultConfiguration;
	}

	/**
	 * Sets the default configuration instance
	 *
	 * @param Configuration $config An instance of the Configuration Object
	 *
	 * @return void
	 */
	public static function setDefaultConfiguration( Configuration $config ) {
		self::$defaultConfiguration = $config;
	}

	/**
	 * Sets API key
	 *
	 * @param string $apiKeyIdentifier API key identifier (authentication scheme)
	 * @param string $key              API key or token
	 *
	 * @return $this
	 */
	public function setApiKey( $apiKeyIdentifier, $key ) {
		$this->apiKeys[ $apiKeyIdentifier ] = $key;

		return $this;
	}

	/**
	 * Sets the prefix for API key (e.g. Bearer)
	 *
	 * @param string $apiKeyIdentifier API key identifier (authentication scheme)
	 * @param string $prefix           API key prefix, e.g. Bearer
	 *
	 * @return $this
	 */
	public function setApiKeyPrefix( $apiKeyIdentifier, $prefix ) {
		$this->apiKeyPrefixes[ $apiKeyIdentifier ] = $prefix;

		return $this;
	}

	/**
	 * Gets the access token for OAuth
	 *
	 * @return string Access token for OAuth
	 */
	public function getAccessToken() {
		return $this->accessToken;
	}

	/**
	 * Sets the access token for OAuth
	 *
	 * @param string $accessToken Token for OAuth
	 *
	 * @return $this
	 */
	public function setAccessToken( $accessToken ) {
		$this->accessToken = $accessToken;

		return $this;
	}

	/**
	 * Gets boolean format for query string.
	 *
	 * @return string Boolean format for query string
	 */
	public function getBooleanFormatForQueryString(): string {
		return $this->booleanFormatForQueryString;
	}

	/**
	 * Sets boolean format for query string.
	 *
	 * @param string $booleanFormatForQueryString Boolean format for query string
	 *
	 * @return $this
	 */
	public function setBooleanFormatForQueryString( string $booleanFormat ) {
		$this->booleanFormatForQueryString = $booleanFormat;

		return $this;
	}

	/**
	 * Gets the username for HTTP basic authentication
	 *
	 * @return string Username for HTTP basic authentication
	 */
	public function getUsername() {
		return $this->username;
	}

	/**
	 * Sets the username for HTTP basic authentication
	 *
	 * @param string $username Username for HTTP basic authentication
	 *
	 * @return $this
	 */
	public function setUsername( $username ) {
		$this->username = $username;

		return $this;
	}

	/**
	 * Gets the password for HTTP basic authentication
	 *
	 * @return string Password for HTTP basic authentication
	 */
	public function getPassword() {
		return $this->password;
	}

	/**
	 * Sets the password for HTTP basic authentication
	 *
	 * @param string $password Password for HTTP basic authentication
	 *
	 * @return $this
	 */
	public function setPassword( $password ) {
		$this->password = $password;

		return $this;
	}

	/**
	 * Gets the host
	 *
	 * @return string Host
	 */
	public function getHost() {
		return $this->host;
	}

	/**
	 * Sets the host
	 *
	 * @param string $host Host
	 *
	 * @return $this
	 */
	public function setHost( $host ) {
		$this->host = $host;

		return $this;
	}

	/**
	 * Gets the user agent of the api client
	 *
	 * @return string user agent
	 */
	public function getUserAgent() {
		return $this->userAgent;
	}

	/**
	 * Sets the user agent of the api client
	 *
	 * @param string $userAgent the user agent of the api client
	 *
	 * @return $this
	 * @throws \InvalidArgumentException
	 */
	public function setUserAgent( $userAgent ) {
		if ( ! is_string( $userAgent ) ) {
			throw new \InvalidArgumentException( 'User-agent must be a string.' );
		}

		$this->userAgent = $userAgent;

		return $this;
	}

	/**
	 * Gets the debug flag
	 *
	 * @return bool
	 */
	public function getDebug() {
		return $this->debug;
	}

	/**
	 * Sets debug flag
	 *
	 * @param bool $debug Debug flag
	 *
	 * @return $this
	 */
	public function setDebug( $debug ) {
		$this->debug = $debug;

		return $this;
	}

	/**
	 * Gets the debug file
	 *
	 * @return string
	 */
	public function getDebugFile() {
		return $this->debugFile;
	}

	/**
	 * Sets the debug file
	 *
	 * @param string $debugFile Debug file
	 *
	 * @return $this
	 */
	public function setDebugFile( $debugFile ) {
		$this->debugFile = $debugFile;

		return $this;
	}

	/**
	 * Get API key (with prefix if set)
	 *
	 * @param string $apiKeyIdentifier name of apikey
	 *
	 * @return null|string API key with the prefix
	 */
	public function getApiKeyWithPrefix( $apiKeyIdentifier ) {
		$prefix = $this->getApiKeyPrefix( $apiKeyIdentifier );
		$apiKey = $this->getApiKey( $apiKeyIdentifier );

		if ( $apiKey === null ) {
			return null;
		}

		if ( $prefix === null ) {
			$keyWithPrefix = $apiKey;
		} else {
			$keyWithPrefix = $prefix . ' ' . $apiKey;
		}

		return $keyWithPrefix;
	}

	/**
	 * Gets API key prefix
	 *
	 * @param string $apiKeyIdentifier API key identifier (authentication scheme)
	 *
	 * @return null|string
	 */
	public function getApiKeyPrefix( $apiKeyIdentifier ) {
		return isset( $this->apiKeyPrefixes[ $apiKeyIdentifier ] ) ? $this->apiKeyPrefixes[ $apiKeyIdentifier ] : null;
	}

	/**
	 * Gets API key
	 *
	 * @param string $apiKeyIdentifier API key identifier (authentication scheme)
	 *
	 * @return null|string API key or token
	 */
	public function getApiKey( $apiKeyIdentifier ) {
		return isset( $this->apiKeys[ $apiKeyIdentifier ] ) ? $this->apiKeys[ $apiKeyIdentifier ] : null;
	}

	/**
	 * Returns URL based on the index and variables
	 *
	 * @param int        $index     index of the host settings
	 * @param array|null $variables hash of variable and the corresponding value (optional)
	 *
	 * @return string URL based on host settings
	 */
	public function getHostFromSettings( $index, $variables = null ) {
		return self::getHostString( $this->getHostSettings(), $index, $variables );
	}

	/**
	 * Returns URL based on host settings, index and variables
	 *
	 * @param array      $hostSettings array of host settings, generated from getHostSettings() or equivalent from the API clients
	 * @param int        $hostIndex    index of the host settings
	 * @param array|null $variables    hash of variable and the corresponding value (optional)
	 *
	 * @return string URL based on host settings
	 */
	public static function getHostString( array $hostsSettings, $hostIndex, array $variables = null ) {
		if ( null === $variables ) {
			$variables = [];
		}

		// check array index out of bound
		if ( $hostIndex < 0 || $hostIndex >= count( $hostsSettings ) ) {
			throw new \InvalidArgumentException( "Invalid index $hostIndex when selecting the host. Must be less than " . count( $hostsSettings ) );
		}

		$host = $hostsSettings[ $hostIndex ];
		$url  = $host[ "url" ];

		// go through variable and assign a value
		foreach ( $host[ "variables" ] ?? [] as $name => $variable ) {
			if ( array_key_exists( $name, $variables ) ) { // check to see if it's in the variables provided by the user
				if ( ! isset( $variable[ 'enum_values' ] ) ||
					in_array( $variables[ $name ], $variable[ "enum_values" ], true ) ) { // check to see if the value is in the enum
					$url = str_replace( "{" . $name . "}", $variables[ $name ], $url );
				} else {
					throw new \InvalidArgumentException(
						"The variable `$name` in the host URL has invalid value " .
						$variables[ $name ] .
						". Must be " .
						join( ',', $variable[ "enum_values" ] ) .
						"."
					);
				}
			} else {
				// use default value
				$url = str_replace( "{" . $name . "}", $variable[ "default_value" ], $url );
			}
		}

		return $url;
	}

	/**
	 * Returns an array of host settings
	 *
	 * @return array an array of host settings
	 */
	public function getHostSettings() {
		return [
			[
				"url"         => "https://plausible.io",
				"description" => "This server",
			],
		];
	}
}