ios/Timi/Class/Base/Utils/SocialSDK/XYSocialShareHandler.m

//
//  XYSocialShareHandler.m
//  Starbuds
//
//  Created by 翟玉磊 on 2020/1/19.
//  Copyright © 2020 翟玉磊. All rights reserved.
//

#import "XYSocialShareHandler.h"
#import "WXApi.h"
#import "WeiboSDK.h"

@interface XYSocialShareHandler ()<WBHttpRequestDelegate, WBMediaTransferProtocol>

@end

@implementation XYSocialShareHandler

+ (instancetype)sharedInstance {
    static XYSocialShareHandler *shareManager;
    static dispatch_once_t onceToken;
    dispatch_once(&onceToken, ^{
        shareManager = [[XYSocialShareHandler alloc] init];
    });
    return shareManager;
}

- (instancetype)init {
    if (self = [super init]) {
        
    }
    return self;
}


/**
 分享给微信好友图片
 
 @param image 原图
 @param thumImage 缩略图
 */
- (void)share_WXImageWithImage:(UIImage *)image thumbImage:(UIImage *)thumImage {
    
    /// 大小不能超过64K
    UIImage *thumbUrlImage = [UIImage imageWithMaxSide:100.0f sourceImage:image];
    
    WXMediaMessage *message = [WXMediaMessage message];
    [message setThumbImage:thumbUrlImage];
    
    WXImageObject *imageObject = [WXImageObject object];
    imageObject.imageData = UIImageJPEGRepresentation(image, 1);
    message.mediaObject = imageObject;
    
    SendMessageToWXReq *req = [[SendMessageToWXReq alloc] init];
    req.bText = NO;
    req.message = message;
    req.scene = WXSceneSession; //分享到微信好友
    [WXApi sendReq:req completion:nil];
}

/**
 分享给微信朋友圈图片
 
 @param image 原图
 @param thumImage 缩略图
 */
- (void)share_PYQImageWithImage:(UIImage *)image thumbImage:(UIImage *)thumImage {
    
    /// 大小不能超过64K
    UIImage *thumbUrlImage = [UIImage imageWithMaxSide:100.0f sourceImage:image];
    
    WXMediaMessage *message = [WXMediaMessage message];
    [message setThumbImage:thumbUrlImage];
    
    WXImageObject *imageObject = [WXImageObject object];
    imageObject.imageData = UIImageJPEGRepresentation(image, 1);
    message.mediaObject = imageObject;
    
    SendMessageToWXReq *req = [[SendMessageToWXReq alloc] init];
    req.bText = NO;
    req.message = message;
    req.scene = WXSceneTimeline; //分享到微信朋友圈
    [WXApi sendReq:req completion:nil];
}

/**
分享给微信好友链接

 @param title 标题
 @param description 描述
 @param image 缩略图
 @param url url
 */
- (void)share_WXURLWithTitle:(NSString *)title description:(NSString *)description thumbImage:(UIImage *)image url:(NSString *)url {
    
    /// 大小不能超过64K
    UIImage *thumbUrlImage = [UIImage imageWithMaxSide:80.0f sourceImage:image];
    
    WXMediaMessage *message = [WXMediaMessage message];
    message.title = title;
    message.description = description;
    [message setThumbImage:thumbUrlImage];
    
    WXWebpageObject *webpageObject = [WXWebpageObject object];
    webpageObject.webpageUrl = url;
    message.mediaObject = webpageObject;
    
    SendMessageToWXReq *req = [[SendMessageToWXReq alloc] init];
    req.bText = NO;
    req.message = message;
    req.scene = WXSceneSession;
    
    [WXApi sendReq:req completion:nil];
}

/**
 分享给微信朋友圈链接
 
 @param title 标题
 @param description 描述
 @param image 缩略图
 @param url url
 */
- (void)share_PYQURLWithTitle:(NSString *)title description:(NSString *)description thumbImage:(UIImage *)image url:(NSString *)url {
    
    /// 大小不能超过64K
    UIImage *thumbUrlImage = [UIImage imageWithMaxSide:80.0f sourceImage:image];
    
    WXMediaMessage *message = [WXMediaMessage message];
    message.title = title;
    message.description = description;
    [message setThumbImage:thumbUrlImage];
    
    WXWebpageObject *webpageObject = [WXWebpageObject object];
    webpageObject.webpageUrl = url;
    message.mediaObject = webpageObject;
    
    SendMessageToWXReq *req = [[SendMessageToWXReq alloc] init];
    req.bText = NO;
    req.message = message;
    req.scene = WXSceneTimeline;
    
    [WXApi sendReq:req completion:nil];
}

/**
 分享到小程序

 @param title 标题
 @param description 副标题
 @param webpageUrl 兼容低版本的网页链接
 @param path 小程序的页面路径
 @param hdImage 小程序新版本的预览图二进制数据
 */
- (void)share_miniProgramWithTitle:(NSString *)title description:(NSString *)description webpageUrl:(NSString *)webpageUrl path:(NSString *)path hdImage:(UIImage *)hdImage {
    
//    /// 等比例压缩
//    CGFloat imagWidth = 200.0f;
//    hdImage = [UIImage imageCompressForSize:hdImage targetSize:CGSizeMake(imagWidth, imagWidth/5*4)];
//    NSData *imageData = UIImageJPEGRepresentation(hdImage, 1);

    NSData *imageData = [self resetSizeOfImageData:hdImage maxSize:128];
    NSData *urlimageData = [self resetSizeOfImageData:hdImage maxSize:32];
//    if (imageData.length/1024 > 32) {
//        /// url分享的图片需要小于32k
//        UIImage *thumbUrlImage = [UIImage imageWithMaxSide:50.0f sourceImage:hdImage];
//        urlimageData = UIImageJPEGRepresentation(thumbUrlImage, 1);
//    }
    /// 小程序原始id
    NSString *userName = @"gh_7c6684f2120b";
    WXMiniProgramObject *object = [WXMiniProgramObject object];
    /// 兼容低版本的网页链接 限制长度不超过10KB
    object.webpageUrl = webpageUrl;
    /// 小程序的userName 小程序原始ID获取方法：登录小程序管理后台-设置-基本设置-帐号信息
    object.userName = userName;
    /// 小程序的页面路径
    object.path = path;
    /// 小程序新版本的预览图二进制数据，6.5.9及以上版本微信客户端支持
    /// 限制大小不超过128KB，自定义图片建议长宽比是 5:4。
    /// 大小不能超过128k
    object.hdImageData = imageData;
    /// 是否使用带shareTicket的分享
    object.withShareTicket = NO;
    /// 小程序的类型，默认正式版，1.8.1及以上版本开发者工具包支持分享开发版和体验版小程序
    if ([ZYLService currentService] == ZYLServiceEnvironmentRelease) {
        object.miniProgramType = WXMiniProgramTypeRelease;
    }else {
        object.miniProgramType = WXMiniProgramTypePreview;
    }
    
    WXMediaMessage *message = [WXMediaMessage message];
    message.title = title;
    message.description = description;
    message.thumbData = urlimageData;  //兼容旧版本节点的图片，小于32KB，新版本优先
    //使用WXMiniProgramObject的hdImageData属性
    message.mediaObject = object;
    
    SendMessageToWXReq *req = [[SendMessageToWXReq alloc] init];
    req.bText = NO;
    req.message = message;
    req.scene = WXSceneSession;  //目前只支持会话
    [WXApi sendReq:req completion:nil];
}

/**
 分享文字到新浪微博

 @param text 要分享的文字
 @return 是否成功
 */
- (BOOL)share_sinaTextWithText:(NSString *)text {
    
    WBMessageObject *message = [WBMessageObject message];
    message.text = text;
    
    WBProvideMessageForWeiboResponse *response = [WBProvideMessageForWeiboResponse responseWithMessage:message];
    
    return [WeiboSDK sendResponse:response];
}

/**
 分享图片到新浪微博
 
 @param images 要分享的图片数组
 @return 是否成功
 */
- (BOOL)share_sinaImageWithImages:(NSArray *)images {
    
    WBMessageObject *message = [WBMessageObject message];
    
    WBImageObject *imageObject = [WBImageObject object];
    imageObject.isShareToStory = YES;
    imageObject.delegate = self;
    [imageObject addImages:images];
    message.imageObject = imageObject;
    
    WBProvideMessageForWeiboResponse *response = [WBProvideMessageForWeiboResponse responseWithMessage:message];
    
    return [WeiboSDK sendResponse:response];
}

/**
 分享链接到新浪微博
 
 @param url 要分享的链接
 @return 是否成功
 */
- (BOOL)share_sinaUrlWithUrl:(NSString *)url title:(NSString *)title description:(NSString *)description thumbImage:(UIImage *)image  {
    
    WBMessageObject *message = [WBMessageObject message];
    
    WBWebpageObject *webpage = [WBWebpageObject object];
    webpage.objectID = @"identifier1";
    webpage.title = NSLocalizedString(title, nil);
    webpage.description = [NSString stringWithFormat:NSLocalizedString(description, nil), [[NSDate date] timeIntervalSince1970]];
    webpage.thumbnailData = UIImagePNGRepresentation(image);
    webpage.webpageUrl = url;
    message.mediaObject = webpage;
    
    WBProvideMessageForWeiboResponse *response = [WBProvideMessageForWeiboResponse responseWithMessage:message];
    
    return [WeiboSDK sendResponse:response];
}

/**
 分享视频到新浪微博
 
 @param url 要分享的视频链接
 @return 是否成功
 */
- (BOOL)share_sinaVideoWithVideoUrl:(NSString *)url title:(NSString *)title description:(NSString *)description thumbImage:(UIImage *)image  {
    
    WBMessageObject *message = [WBMessageObject message];
    
    WBNewVideoObject *videoObject = [WBNewVideoObject object];
    videoObject.isShareToStory = YES;
    NSURL *videoUrl = [NSURL URLWithString:url];
    videoObject.delegate = self;
    [videoObject addVideo:videoUrl];
    message.videoObject = videoObject;
    
    WBProvideMessageForWeiboResponse *response = [WBProvideMessageForWeiboResponse responseWithMessage:message];
    
    return [WeiboSDK sendResponse:response];
}

/**
 分享纯文本到QQ

 @param text 要分享的text
 @param type 1QQ好友 2QQ空间
 @return 分享回调状态
 */
- (QQApiSendResultCode)share_QQTextWithText:(NSString *)text shareType:(NSInteger)type {
    QQApiTextObject *txtObj = [QQApiTextObject objectWithText:text];
    SendMessageToQQReq *req = [SendMessageToQQReq reqWithContent:txtObj];
    if (type == 1) {
        //将内容分享到qq
        return [QQApiInterface sendReq:req];
    }else {
        //将内容分享到qzone
        return  [QQApiInterface SendReqToQZone:req];
    }
}

/**
 分享图片到QQ
 
 @param image 要分享的图片
 @param title 标题
 @param description 副标题
 @param type 1QQ好友 2QQ空间
 @return 分享回调状态
 */
- (QQApiSendResultCode)share_QQImageWithImage:(UIImage *)image title:(NSString *)title description:(NSString *)description shareType:(NSInteger)type {
    NSData *imgData = UIImagePNGRepresentation(image);
    QQApiImageObject *imgObj = [QQApiImageObject objectWithData:imgData
                                               previewImageData:imgData
                                                          title:title
                                                    description:description];
    SendMessageToQQReq *req = [SendMessageToQQReq reqWithContent:imgObj];
    if (type == 1) {
        //将内容分享到qq
        return [QQApiInterface sendReq:req];
    }else {
        //将内容分享到qzone
        return  [QQApiInterface SendReqToQZone:req];
    }
}

/**
 分享url到QQ
 
 @param url 要分享的url
 @param title 标题
 @param description 副标题
 @param imageUrl 图片url
 @param type 1QQ好友 2QQ空间
 @return 分享回调状态
 */
- (QQApiSendResultCode)share_QQUrlWithUrl:(NSString *)url title:(NSString *)title description:(NSString *)description previewImageURL:(NSString *)imageUrl shareType:(NSInteger)type {
    NSArray *arr = [url componentsSeparatedByString:@"&t"];
    url = [arr firstObject];
    
    QQApiNewsObject *newsObj = [QQApiNewsObject
                                objectWithURL:[NSURL URLWithString:url]
                                title:title
                                description:description
                                previewImageURL:[NSURL URLWithString:imageUrl]];
    SendMessageToQQReq *req = [SendMessageToQQReq reqWithContent:newsObj];
    
    if (type == 1) {
        //将内容分享到qq
        return [QQApiInterface sendReq:req];
    }else {
        //将内容分享到qzone
        return  [QQApiInterface SendReqToQZone:req];
    }
}

/**
 分享视频到QQ
 
 @param videoUrl 要分享的视频url
 @param title 标题
 @param description 副标题
 @param image 图片
 @param type 1QQ好友 2QQ空间
 @return 分享回调状态
 */
- (QQApiSendResultCode)share_QQVideoWithVideoUrl:(NSString *)videoUrl title:(NSString *)title description:(NSString *)description previewImage:(UIImage *)image shareType:(NSInteger)type {
    NSData* previewData = UIImagePNGRepresentation(image);
    QQApiVideoObject *videoObj = [QQApiVideoObject objectWithURL:[NSURL URLWithString:videoUrl ? : @""]
                                                           title:title
                                                     description:description
                                                previewImageData:previewData];
    [videoObj setFlashURL:[NSURL URLWithString:videoUrl]];
    SendMessageToQQReq *req = [SendMessageToQQReq reqWithContent:videoObj];
    if (type == 1) {
        //将内容分享到qq
        return [QQApiInterface sendReq:req];
    }else {
        //将内容分享到qzone
        return  [QQApiInterface SendReqToQZone:req];
    }
}

#pragma mark - WBHttpRequestDelegate
- (void)request:(WBHttpRequest *)request didFinishLoadingWithResult:(NSString *)result {
    
    NSLog(@"result:%@", result);
}

- (void)request:(WBHttpRequest *)request didFailWithError:(NSError *)error {
    NSLog(@"error:%@", error);
}

#pragma mark - WBMediaTransferProtocol
/**
 数据准备成功回调
 */
-(void)wbsdk_TransferDidReceiveObject:(id)object {
    NSLog(@"object:%@", object);
}

/**
 数据准备失败回调
 */
-(void)wbsdk_TransferDidFailWithErrorCode:(WBSDKMediaTransferErrorCode)errorCode andError:(NSError*)error {
    NSLog(@"error:%@", error);
}

#pragma mark - 图片压缩
- (NSData *)resetSizeOfImageData:(UIImage *)sourceImage maxSize:(NSInteger)maxSize {
    
    //先判断当前质量是否满足要求，不满足再进行压缩
    __block NSData *finallImageData = UIImageJPEGRepresentation(sourceImage, 1.0);
    NSUInteger sizeOrigin   = finallImageData.length;
    NSUInteger sizeOriginKB = sizeOrigin / 1000;
    
    if (sizeOriginKB <= maxSize) {
        return finallImageData;
    }
    
    //获取原图片宽高比
    CGFloat sourceImageAspectRatio = sourceImage.size.width / sourceImage.size.height;
    //先调整分辨率
    CGSize defaultSize = CGSizeMake(1024, 1024 / sourceImageAspectRatio);
    UIImage * newImage = [self newSizeImage:defaultSize image:sourceImage];
    finallImageData    = UIImageJPEGRepresentation(newImage, 1.0);
    
    //保存压缩系数
    NSMutableArray *compressionQualityArr = [NSMutableArray array];
    CGFloat avg   = 1.0 / 250;
    CGFloat value = avg;
    for (int i = 250; i >= 1; i --) {
        value = i * avg;
        [compressionQualityArr addObject:@(value)];
    }
    
    /*
     调整大小
     说明：压缩系数数组compressionQualityArr是从大到小存储。
     */
    //思路：使用二分法搜索
    finallImageData = [self halfFuntion:compressionQualityArr image:newImage sourceData:finallImageData maxSize:maxSize];
    //如果还是未能压缩到指定大小，则进行降分辨率
    while (finallImageData.length == 0) {
        //每次降100分辨率
        CGFloat reduceWidth  = 100.0;
        CGFloat reduceHeight = 100.0 / sourceImageAspectRatio;
        if (defaultSize.width - reduceWidth <= 0 || defaultSize.height - reduceHeight <= 0) {
            break;
        }
        defaultSize = CGSizeMake(defaultSize.width - reduceWidth, defaultSize.height - reduceHeight);
        UIImage *image = [self newSizeImage:defaultSize
                                      image:[UIImage imageWithData:UIImageJPEGRepresentation(newImage, [[compressionQualityArr lastObject] floatValue])]];
        finallImageData = [self halfFuntion:compressionQualityArr image:image sourceData:UIImageJPEGRepresentation(image,1.0) maxSize:maxSize];
    }
    return finallImageData;
}

#pragma mark 调整图片分辨率/尺寸（等比例缩放）
- (UIImage *)newSizeImage:(CGSize)size image:(UIImage *)sourceImage {
    
    CGSize newSize     = CGSizeMake(sourceImage.size.width, sourceImage.size.height);
    CGFloat tempHeight = newSize.height / size.height;
    CGFloat tempWidth  = newSize.width / size.width;
    
    if (tempWidth > 1.0 && tempWidth > tempHeight) {
        newSize = CGSizeMake(sourceImage.size.width / tempWidth, sourceImage.size.height / tempWidth);
    } else if (tempHeight > 1.0 && tempWidth < tempHeight) {
        newSize = CGSizeMake(sourceImage.size.width / tempHeight, sourceImage.size.height / tempHeight);
    }
    
    UIGraphicsBeginImageContext(newSize);
    [sourceImage drawInRect:CGRectMake(0, 0, newSize.width, newSize.height)];
    UIImage *newImage = UIGraphicsGetImageFromCurrentImageContext();
    UIGraphicsEndImageContext();
    return newImage;
}

#pragma mark 二分法
- (NSData *)halfFuntion:(NSArray *)arr image:(UIImage *)image sourceData:(NSData *)finallImageData maxSize:(NSInteger)maxSize {
    
    NSData *tempData = [NSData data];
    NSUInteger start = 0;
    NSUInteger end   = arr.count - 1;
    NSUInteger index = 0;
    NSUInteger difference = NSIntegerMax;
    
    while(start <= end) {
        index = start + (end - start) / 2;
        finallImageData = UIImageJPEGRepresentation(image, [arr[index] floatValue]);
        NSUInteger sizeOrigin   = finallImageData.length;
        NSUInteger sizeOriginKB = sizeOrigin / 1024;
        NSLog(@"当前降到的质量：%ld", (unsigned long)sizeOriginKB);
        NSLog(@"\nstart：%zd\nend：%zd\nindex：%zd\n压缩系数：%lf", start, end, (unsigned long)index, [arr[index] floatValue]);
        
        if (sizeOriginKB > maxSize) {
            start = index + 1;
        } else if (sizeOriginKB < maxSize) {
            if (maxSize - sizeOriginKB < difference) {
                difference = maxSize - sizeOriginKB;
                tempData   = finallImageData;
            }
            if (index <= 0) {
                break;
            }
            end = index - 1;
        } else {
            break;
        }
    }
    return tempData;
}

@end