fix(iOS): Clear cookie belonging to specified url (#147)

Co-authored-by: Quek Ruo Ling <[email protected]>

Author: qroll

ios/RNCookieManagerIOS/RNCookieManagerIOS.m

@@ -195,7 +195,7 @@ + (BOOL)requiresMainQueueSetup
                 WKHTTPCookieStore *cookieStore = [[WKWebsiteDataStore defaultDataStore] httpCookieStore];
                 [cookieStore getAllCookies:^(NSArray<NSHTTPCookie *> *allCookies) {
                     for (NSHTTPCookie *cookie in allCookies) {
-                        if ([name isEqualToString:cookie.name]) {
+                        if ([name isEqualToString:cookie.name] && [self isMatchingDomain:topLevelDomain cookieDomain:cookie.domain]) {
                              [foundCookiesList addObject:cookie];
                              foundCookies = @YES;
                         }
@@ -212,7 +212,7 @@ + (BOOL)requiresMainQueueSetup
     } else {
            NSHTTPCookieStorage *cookieStorage = [NSHTTPCookieStorage sharedHTTPCookieStorage];
            for (NSHTTPCookie *c in cookieStorage.cookies) {
-               if ([[c name] isEqualToString:name]) {
+               if ([[c name] isEqualToString:name] && [self isMatchingDomain:url.host cookieDomain:c.domain]) {
                    [cookieStorage deleteCookie:c];
                    foundCookies = @YES;
                }
@@ -337,4 +337,14 @@ -(NSDictionary *)createCookieData:(NSHTTPCookie *)cookie
     return cookieData;
 }
 
+-(BOOL)isMatchingDomain:(NSString *)originDomain
+      cookieDomain:(NSString *)cookieDomain
+{
+    if ([originDomain isEqualToString: cookieDomain]) {
+        return @YES;
+    }
+    NSString *parentDomain = [cookieDomain hasPrefix:@"."] ? cookieDomain : [@"." stringByAppendingString: cookieDomain];
+    return [originDomain hasSuffix:parentDomain];
+}
+
 @end