//
//  C8oCookieStorage.swift
//  C8oSDKiOS
//
//  Created by Nicolas Albert on 17/03/2016.
//  Copyright © 2016 Convertigo. All rights reserved.
//

import Foundation

open class C8oCookieStorage: HTTPCookieStorage {
	var _cookies: [HTTPCookie] = []
	
	/*!
	 @method cookies
	 @abstract Get all the cookies
	 @result An NSArray of NSHTTPCookies
	 */
	open override var cookies: [HTTPCookie]? {
		get {
			return _cookies
		}
	}
	
	/*!
	 @method setCookie:
	 @abstract Set a cookie
	 @discussion The cookie will override an existing cookie with the
	 same name, domain and path, if any.
	 */
	open override func setCookie(_ cookie: HTTPCookie) {
		_cookies.append(cookie)
	}
	
	/*!
	 @method deleteCookie:
	 @abstract Delete the specified cookie
	 */
	open override func deleteCookie(_ cookie: HTTPCookie) {
		
	}
	
	/*!
	 @method cookiesForURL:
	 @abstract Returns an array of cookies to send to the given URL.
	 @param URL The URL for which to get cookies.
	 @result an NSArray of NSHTTPCookie objects.
	 @discussion The cookie manager examines the cookies it stores and
	 includes those which should be sent to the given URL. You can use
	 <tt>+[NSCookie requestHeaderFieldsWithCookies:]</tt> to turn this array
	 into a set of header fields to add to a request.
	 */
	open override func cookies(for URL: URL) -> [HTTPCookie]? {
		return _cookies
	}
	
	/*!
	 @method setCookies:forURL:mainDocumentURL:
	 @abstract Adds an array cookies to the cookie store, following the
	 cookie accept policy.
	 @param cookies The cookies to set.
	 @param URL The URL from which the cookies were sent.
	 @param mainDocumentURL The main document URL to be used as a base for the "same
	 domain as main document" policy.
	 @discussion For mainDocumentURL, the caller should pass the URL for
	 an appropriate main document, if known. For example, when loading
	 a web page, the URL of the main html document for the top-level
	 frame should be passed. To save cookies based on a set of response
	 headers, you can use <tt>+[NSCookie
	 cookiesWithResponseHeaderFields:forURL:]</tt> on a header field
	 dictionary and then use this method to store the resulting cookies
	 in accordance with policy settings.
	 */
	open override func setCookies(_ cookies: [HTTPCookie], for URL: URL?, mainDocumentURL: URL?) {
		_cookies.append(contentsOf: cookies)
	}
	
	/*!
	 @method sortedCookiesUsingDescriptors:
	 @abstract Returns an array of all cookies in the store, sorted according to the key value and sorting direction of the NSSortDescriptors specified in the parameter.
	 @param sortOrder an array of NSSortDescriptors which represent the preferred sort order of the resulting array.
	 @discussion proper sorting of cookies may require extensive string conversion, which can be avoided by allowing the system to perform the sorting.  This API is to be preferred over the more generic -[NSHTTPCookieStorage cookies] API, if sorting is going to be performed.
	 */
	@available(iOS 5.0, *)
	open override func sortedCookies(using sortOrder: [NSSortDescriptor]) -> [HTTPCookie] {
		return _cookies
	}
	@available(iOS 8.0, *)
	open override func storeCookies(_ cookies: [HTTPCookie], for task: URLSessionTask) {
		_cookies.append(contentsOf: cookies)
	}
	@available(iOS 8.0, *)
	open override func getCookiesFor(_ task: URLSessionTask, completionHandler: @escaping ([HTTPCookie]?) -> Void) {
		completionHandler(_cookies)
	}
}