//
//  XDReachability.h
//  TapSDK
//
//  Created by JiangJiahao on 2019/7/25.
//  Copyright © 2019 X.D. Network Inc. All rights reserved.
//  直接用的YYReachability

#import <Foundation/Foundation.h>
#import <SystemConfiguration/SystemConfiguration.h>
#import <netinet/in.h>

NS_ASSUME_NONNULL_BEGIN

typedef NS_ENUM(NSUInteger, TapReachabilityStatus) {
    TapReachabilityStatusNone  = 0, ///< Not Reachable
    TapReachabilityStatusWWAN  = 1, ///< Reachable via WWAN (2G/3G/4G)
    TapReachabilityStatusWiFi  = 2, ///< Reachable via WiFi
};

typedef NS_ENUM(NSUInteger, TapReachabilityWWANStatus) {
    TapReachabilityWWANStatusNone  = 0, ///< Not Reachable vis WWAN
    TapReachabilityWWANStatus2G = 2, ///< Reachable via 2G (GPRS/EDGE)       10~100Kbps
    TapReachabilityWWANStatus3G = 3, ///< Reachable via 3G (WCDMA/HSDPA/...) 1~10Mbps
    TapReachabilityWWANStatus4G = 4, ///< Reachable via 4G (eHRPD/LTE)       100Mbps
    TapReachabilityWWANStatus5G = 5, ///< Reachable via 5G (sa/nsa)          500Mbps
};

@interface TapTapSDKReachability : NSObject
@property (nonatomic, readonly) SCNetworkReachabilityFlags flags;                           ///< Current flags.
@property (nonatomic, readonly) TapReachabilityStatus status;                                ///< Current status.
@property (nonatomic, readonly) TapReachabilityWWANStatus wwanStatus NS_AVAILABLE_IOS(7_0);  ///< Current WWAN status.
@property (nonatomic, readonly, getter=isReachable) BOOL reachable;                         ///< Current reachable status.

/// Notify block which will be called on main thread when network changed.
@property (nullable, nonatomic, copy) void (^TapSDKReachabilityNotifyBlock)(TapTapSDKReachability *reachability);

/// Create an object to check the reachability of the default route.
+ (instancetype)reachability;

/// Create an object to check the reachability of the local WI-FI.
+ (instancetype)reachabilityForLocalWifi DEPRECATED_MSG_ATTRIBUTE("unnecessary and potentially harmful");

/// Create an object to check the reachability of a given host name.
+ (nullable instancetype)reachabilityWithHostname:(NSString *)hostname;

/// Create an object to check the reachability of a given IP address
/// @param hostAddress You may pass `struct sockaddr_in` for IPv4 address or `struct sockaddr_in6` for IPv6 address.
+ (nullable instancetype)reachabilityWithAddress:(const struct sockaddr *)hostAddress;
@end

NS_ASSUME_NONNULL_END