//
//  NSObject+DeviceInfo.m
//  Connect
//
//  Created by 朱东勇 on 2017/5/25.
//  Copyright © 2017年 innovator. All rights reserved.
//

/**
 "compatible" = <"iMac9,1">
 "version" = <"1.0">
 "board-id" = <"Mac-F2218EA9">
 "IOInterruptSpecifiers" = (<0900000005000000>)
 "IOPolledInterface" = "SMCPolledInterface is not serializable"
 "serial-number" = <30544600000000000000000000313739343330303430544600000000000000000$
 "IOInterruptControllers" = ("io-apic-0")
 "IOPlatformUUID" = "D0XXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXFB"
 "IOPlatformArgs" = <0060880280ffffff0010880280ffffff18de8c0280ffffff0000000000000000$
 "clock-frequency" = <005a6b3f>
 "manufacturer" = <"Apple Inc.">
 "IOConsoleSecurityInterest" = "IOCommand is not serializable"
 "IOPlatformSerialNumber" = "17XXXXXXXTF"
 "system-type" = <01>
 "product-name" = <"iMac9,1">
 "model" = <"iMac9,1">
 "name" = <"/">
 "IOBusyInterest" = "IOCommand is not serializable"
 */

#import "NSObject+DeviceInfo.h"

NSString* GetDeviceInfo(NSString *key) {
    NSString *ret = nil;
    io_service_t platformExpert ;
    platformExpert = IOServiceGetMatchingService(kIOMasterPortDefault, IOServiceMatching("IOPlatformExpertDevice")) ;
    
    if (platformExpert) {
        CFTypeRef serialNumberAsCFString ;
        serialNumberAsCFString = IORegistryEntryCreateCFProperty(platformExpert, (__bridge CFStringRef)(key), kCFAllocatorDefault, 0) ;
        if (serialNumberAsCFString) {
            ret = [(__bridge NSString *)(serialNumberAsCFString) copy];
            CFRelease(serialNumberAsCFString);
            serialNumberAsCFString = NULL;
        }
        IOObjectRelease(platformExpert);
//        platformExpert = 0;
    }
    
    return ret;
}

NSString *GetProductName() {
    NSData *data = (NSData*)GetDeviceInfo(@"product-name");
    if ([data isKindOfClass:[NSString class]])
        return (NSString*)data;
    return [[NSString alloc] initWithData:data encoding:NSUTF8StringEncoding];
}

NSString *GetHardwareUUID() {
    NSData *data = (NSData*)GetDeviceInfo(@"IOPlatformUUID");
    if ([data isKindOfClass:[NSString class]])
        return (NSString*)data;
    return [[NSString alloc] initWithData:data encoding:NSUTF8StringEncoding];
}

NSString *GetHardwareSerialNumber() {
    NSData *data = (NSData*)GetDeviceInfo(@"IOPlatformSerialNumber");
    if ([data isKindOfClass:[NSString class]])
        return (NSString*)data;
    return [[NSString alloc] initWithData:data encoding:NSUTF8StringEncoding];
}

NSString *GetCompatible() {
    NSData *data = (NSData*)GetDeviceInfo(@"compatible");
    if ([data isKindOfClass:[NSString class]])
        return (NSString*)data;
    return [[NSString alloc] initWithData:data encoding:NSUTF8StringEncoding];
}

NSString *GetSystemVersion() {
    @try {
        NSTask *task = [[NSTask alloc] init];
        [task setLaunchPath: @"/usr/bin/sw_vers"];
        
        NSArray *arguments = [NSArray arrayWithObjects: @"-productVersion", nil];
        [task setArguments: arguments];
        
        NSPipe *pipe = [NSPipe pipe];
        [task setStandardOutput: pipe];
        
        [task launch];
        [task waitUntilExit];
        
        if ([task terminationStatus] != 0) {
            NSLog(@"Error: Task terminated with non-zero status %d", [task terminationStatus]);
            return nil;
        }
        
        NSFileHandle *file = [pipe fileHandleForReading];
        NSData *data = [file readDataToEndOfFile];
        
        if (!data) {
            NSLog(@"Error: Failed to read data from task output pipe");
            return nil;
        }
        
        NSString *string = [[NSString alloc] initWithData:data encoding:NSUTF8StringEncoding];
        string = [string stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]];
        
        return string;
    } @catch (NSException *exception) {
        NSLog(@"Exception: %@", exception);
        return nil;
    }
}