using System.Collections;
using System.Collections.Generic;
using UnityEngine;
#if UNITY_IPHONE && !UNITY_EDITOR
using System.Runtime.InteropServices;
#endif  public class GJCNativeShare : MonoBehaviour {  //声明OS函数#if UNITY_IPHONE && !UNITY_EDITOR  [DllImport ("__Internal")]  private static extern void _GJC_NativeShare(string text, string encodedMedia);  #endif  //回调的委托public delegate void OnShareSuccess(string platform);  public delegate void OnShareCancel(string platform);  public OnShareSuccess onShareSuccess = null;  public OnShareCancel onShareCancel = null;  //单利private static GJCNativeShare _instance = null;  public static GJCNativeShare Instance {  get {  if (_instance == null) {  _instance = GameObject.FindObjectOfType(typeof(GJCNativeShare)) as GJCNativeShare;  if (_instance == null) {  _instance = new GameObject ().AddComponent<GJCNativeShare> ();  _instance.gameObject.name = _instance.GetType ().FullName;  }  }  return _instance;  }  }  /// <summary>/// 调用OC函数/// </summary>public void NativeShare() {  Debug.Log("NativeShare");  #if UNITY_IPHONE && !UNITY_EDITOR  _GJC_NativeShare("", "");  #endif  }  /// <summary>/// 分享成功的回调/// </summary>/// <param name="result">Result.</param>private void OnNativeShareSuccess(string result){  // Debug.Log("success: " + result);  if (onShareSuccess!=null){  onShareSuccess(result);  }  }  /// <summary>/// 分享失败的回到/// </summary>/// <param name="result">Result.</param>private void OnNativeShareCancel(string result){  // Debug.Log("cancel: " + result);  if (onShareCancel != null){  onShareCancel(result);  }  }  }

#import <UIKit/UIKit.h>@interface GJCSocialShare : NSObject+ (id) sharedInstance;- (void) nativeShare:(NSString*)text media: (NSString*) media;@end@interface GJC_DataConvertor : NSObject+ (NSString*) charToNSString: (char*)value;
+ (const char*) NSIntToChar: (NSInteger) value;
+ (const char*) NSStringToChar: (NSString *) value;
+ (NSArray*) charToNSArray: (char*)value;+ (const char*) serializeErrorWithData:(NSString *)description code: (int) code;
+ (const char*) serializeError:(NSError *)error;+ (NSMutableString *) serializeErrorWithDataToNSString:(NSString *)description code: (int) code;
+ (NSMutableString *) serializeErrorToNSString:(NSError *)error;+ (const char*) NSStringsArrayToChar:(NSArray *) array;
+ (NSString *) serializeNSStringsArray:(NSArray *) array;@end

#import "GJCSocialShare.h"
#import <Social/Social.h>NSString * const STR_SPLITTER = @"|";
NSString * const STR_EOF = @"endofline";
NSString * const STR_ARRAY_SPLITTER = @"%%%";@implementation GJCSocialSharestatic GJCSocialShare * gjc_sharedInstance;+ (id)sharedInstance {if (gjc_sharedInstance == nil)  {gjc_sharedInstance = [[self alloc] init];}return gjc_sharedInstance;
}-(void) nativeShare:(NSString *)text  media:(NSString *)media {NSLog(@"==============>nativeShare");//UIImage *shareImg = [UIImage imageNamed:@"9.jpg"];//  UIImage *shareImg1 = [UIImage imageNamed:@"14.jpg"];NSString *shareTitle = @"分享 触不到的你 下载链接";NSURL *shareURL = [NSURL URLWithString:@"http://www.baidu.com"];NSArray *activityItems = @[shareURL,shareTitle];// UIActivityViewController *activeViewController = [[UIActivityViewController alloc]initWithActivityItems:activityItems applicationActivities:nil];UIActivityViewController *controller;controller =[[UIActivityViewController alloc]initWithActivityItems:activityItems applicationActivities:nil];UIViewController *vc =  UnityGetGLViewController();NSArray *vComp = [[UIDevice currentDevice].systemVersion componentsSeparatedByString:@"."];if ([[vComp objectAtIndex:0] intValue] >= 8) {UIPopoverPresentationController *presentationController = [controller popoverPresentationController];presentationController.sourceView = vc.view;presentationController.sourceRect = CGRectMake(vc.view.bounds.origin.x+vc.view.bounds.size.width/2,vc.view.bounds.origin.y+vc.view.bounds.size.height,0, 0);presentationController.permittedArrowDirections = 0;}[vc presentViewController:controller animated:YES completion:nil];controller.completionWithItemsHandler = ^(UIActivityType  _Nullable activityType, BOOL completed, NSArray * _Nullable returnedItems, NSError * _Nullable activityError) {//        NSLog(@"activityType :%@", activityType);if (completed){//回调Unity函数UnitySendMessage("GJCNativeShare", "OnNativeShareSuccess", [GJC_DataConvertor NSStringToChar:activityType]);//            NSLog(@"completed!");}else{if (activityType != nil){//回调Unity函数UnitySendMessage("GJCNativeShare", "OnNativeShareCancel", [GJC_DataConvertor NSStringToChar:activityType]);}else{//回调Unity函数UnitySendMessage("GJCNativeShare", "OnNativeShareCancel", [GJC_DataConvertor NSStringToChar:@""]);}//            NSLog(@"cancel!");}};
}@end@implementation GJC_DataConvertor+(NSString *) charToNSString:(char *)value {if (value != NULL) {return [NSString stringWithUTF8String: value];} else {return [NSString stringWithUTF8String: ""];}
}+(const char*)NSIntToChar:(NSInteger)value {NSString *tmp = [NSString stringWithFormat:@"%ld", (long)value];return [tmp UTF8String];
}+ (const char*) NSStringToChar:(NSString *)value {return [value UTF8String];
}+ (NSArray *)charToNSArray:(char*)value {NSString* strValue = [GJC_DataConvertor charToNSString:value];NSArray *array;if([strValue length] == 0) {array = [[NSArray alloc] init];} else {array = [strValue componentsSeparatedByString:STR_ARRAY_SPLITTER];}return array;
}+ (const char*) NSStringsArrayToChar:(NSArray *) array {return [GJC_DataConvertor NSStringToChar:[GJC_DataConvertor serializeNSStringsArray:array]];
}+ (NSString *) serializeNSStringsArray:(NSArray *) array {NSMutableString * data = [[NSMutableString alloc] init];for(NSString* str in array) {[data appendString:str];[data appendString: STR_ARRAY_SPLITTER];}[data appendString: STR_EOF];NSString *str = [data copy];
#if UNITY_VERSION < 500[str autorelease];
#endifreturn str;
}+ (NSMutableString *)serializeErrorToNSString:(NSError *)error {NSString* description = @"";if(error.description != nil) {description = error.description;}return  [self serializeErrorWithDataToNSString:description code: (int) error.code];
}+ (NSMutableString *)serializeErrorWithDataToNSString:(NSString *)description code:(int)code {NSMutableString * data = [[NSMutableString alloc] init];[data appendFormat:@"%i", code];[data appendString: STR_SPLITTER];[data appendString: description];return  data;
}+ (const char*) serializeErrorWithData:(NSString *)description code: (int) code {NSString *str = [GJC_DataConvertor serializeErrorWithDataToNSString:description code:code];return [GJC_DataConvertor NSStringToChar:str];
}+ (const char*) serializeError:(NSError *)error  {NSString *str = [GJC_DataConvertor serializeErrorToNSString:error];return [GJC_DataConvertor NSStringToChar:str];
}@endextern "C" {void _GJC_NativeShare(char* text, char* encodedMedia) {NSString *status = [GJC_DataConvertor charToNSString:text];NSString *media = [GJC_DataConvertor charToNSString:encodedMedia];[[GJCSocialShare sharedInstance] nativeShare:status media:media];}
}