//
//  ECModifyingGroupViewController.m
//  EducationContact
//
//  Created by Apple on 2022/8/1.
//

#import "ECModifyingGroupViewController.h"
#import "ECModifyingGroupCollCell.h"
#import "CSHTTPSessionManager+GroupIM.h"
#import "CSHTTPSessionManager+IOLogin.h"
#import "ECGroupInfoModel.h"
#import "IQKeyboardManager.h"
#import "TZImagePickerController.h"
#import "ECModifyImgCollCell.h"
#import "YBImageBrowser.h"
#import "YBIBImageData.h"
#import "YBIBVideoData.h"
#import <MobileCoreServices/MobileCoreServices.h>
#import <AVFoundation/AVFoundation.h>
#import <MediaPlayer/MediaPlayer.h>
@interface ECModifyingGroupViewController ()<UICollectionViewDelegate,UICollectionViewDataSource,ECModifyingGroupCollCellDelete,TZImagePickerControllerDelegate,UIImagePickerControllerDelegate, UINavigationControllerDelegate,UIGestureRecognizerDelegate>

@property (nonatomic,strong) UICollectionView *collectionView;
@property (nonatomic,strong) UIView *headerView;
@property (nonatomic,strong) UITextField *textField;
@property (nonatomic,strong) UITextView *textView;
@property (nonatomic,strong) ECGroupInfoModel * data_model;
@property (nonatomic,strong) UIImagePickerController *imagePicker;
@property (nonatomic,strong) NSMutableDictionary *uploadParams;

//@property (nonatomic,strong) NSMutableArray *modImgMutArray;

@end

@implementation ECModifyingGroupViewController

//-(NSMutableArray *)modImgMutArray
//{
//    if (!_modImgMutArray) {
//        _modImgMutArray = [NSMutableArray array];
//    }
//    return _modImgMutArray;
//}

-(UIView *)headerView
{
    if (!_headerView) {
        _headerView = [[UIView alloc]init];
        _headerView.backgroundColor = [UIColor whiteColor];
    }
    return _headerView;
}

- (void)viewDidLoad {
    [super viewDidLoad];
    // Do any additional setup after loading the view.
    self.title = @"修改群资料";
    [self creatHeaderView];
    [self creatView];
    [self requesData];
}

- (void)requesData {
    MJWeakSelf;
    
    NSDictionary *dic = [NSDictionary dictionaryWithObjectsAndKeys:userToken,@"token",self.groupID,@"group_id", nil];
    
    [[CSHTTPSessionManager sharedManager]conversationGroupSettingsPageWithParams:dic success:^(NSURLSessionDataTask * _Nonnull task, id  _Nonnull responseObject) {
        
        NSInteger code = [responseObject[@"code"] intValue];
        if (code == 1) {
            ECGroupInfoModel * model = [[ECGroupInfoModel alloc]initWithDictionary:responseObject[@"data"]];
            weakSelf.data_model = model;
            [weakSelf setDefaultData];
            [weakSelf.collectionView reloadData];
        }
        
    } failure:^(NSURLSessionDataTask * _Nonnull task, NSError * _Nonnull error) {
        NSLog(@"%@",error);
    }];
}
-(void)setDefaultData{
    self.textField.text = self.data_model.GroupName;
    self.textView.text = self.data_model.GroupCon;
}

-(void)creatHeaderView{
    
    UILabel *lab ;
    UIView *garyView;
    lab = [[UILabel alloc]init];
    lab.textAlignment = NSTextAlignmentLeft;
    lab.textColor = COLOR_WITH_HEX(0x3D4447);
    lab.font = [UIFont systemFontOfSize:14];
    [self.headerView addSubview:lab];
    lab.sd_layout.leftSpaceToView(self.headerView, 16).topSpaceToView(self.headerView, 14).widthIs(60).heightIs(20);
    lab.text = @"群名称";
    
    self.textField = [[UITextField alloc]init];
    self.textField.textColor = COLOR_WITH_HEX(0xB1BDC2);
    self.textField.font = [UIFont systemFontOfSize:12];
    self.textField.textAlignment = NSTextAlignmentRight;
    [self.headerView addSubview:self.textField];
    self.textField.sd_layout.rightSpaceToView(self.headerView, 16).centerYEqualToView(lab).widthIs(220).heightIs(30);
    
    garyView = [[UIView alloc]init];
    garyView.backgroundColor = COLOR_WITH_HEX(0xEBEDF0);
    [self.headerView addSubview:garyView];
    garyView.sd_layout.leftSpaceToView(self.headerView, 0).rightSpaceToView(self.headerView, 0).topSpaceToView(lab, 14).heightIs(1);
    
    lab = [[UILabel alloc]init];
    lab.textAlignment = NSTextAlignmentLeft;
    lab.textColor = COLOR_WITH_HEX(0x3D4447);
    lab.font = [UIFont systemFontOfSize:14];
    [self.headerView addSubview:lab];
    lab.sd_layout.leftSpaceToView(self.headerView, 16).topSpaceToView(garyView, 14).widthIs(60).heightIs(20);
    lab.text = @"群简介";
    
    garyView = [[UIView alloc]init];
    garyView.backgroundColor = COLOR_WITH_HEX(0xF5F8FA);
    [self.headerView addSubview:garyView];
    garyView.sd_layout.leftSpaceToView(self.headerView, 16).rightSpaceToView(self.headerView, 16).topSpaceToView(self.headerView, 94).heightIs(126);
    [garyView.layer setMasksToBounds:YES];
    [garyView.layer setCornerRadius:12];
    
    self.textView = [[UITextView alloc]init];
    self.textView.backgroundColor = [UIColor clearColor];
    self.textView.font = [UIFont systemFontOfSize:13];
    self.textView.textColor = COLOR_WITH_HEX(0x6B767B);
    [garyView addSubview:self.textView];
    self.textView.sd_layout.leftSpaceToView(garyView, 12).rightSpaceToView(garyView, 12).topSpaceToView(garyView, 12).bottomSpaceToView(garyView, 12);
    
    garyView = [[UIView alloc]init];
    garyView.backgroundColor = COLOR_WITH_HEX(0xF5F8FA);
    [self.headerView addSubview:garyView];
    garyView.sd_layout.leftSpaceToView(self.headerView, 0).rightSpaceToView(self.headerView, 0).topSpaceToView(lab, 154).heightIs(8);
    
    lab = [[UILabel alloc]init];
    lab.textAlignment = NSTextAlignmentLeft;
    lab.textColor = COLOR_WITH_HEX(0x3D4447);
    lab.font = [UIFont systemFontOfSize:14];
    [self.headerView addSubview:lab];
    lab.sd_layout.leftSpaceToView(self.headerView, 16).topSpaceToView(garyView, 16).widthIs(60).heightIs(20);
    lab.text = @"群关键词";
    
}

-(void)creatView{
    //1、创建流式布局（从上到下，从左到右的布局）
    UICollectionViewFlowLayout *layout = [[UICollectionViewFlowLayout alloc]init];
    self.collectionView = [[UICollectionView alloc]initWithFrame:self.view.bounds collectionViewLayout:layout];
    //5、设置可重用单元格标识与单元格类型
    [self.collectionView registerClass:[ECModifyingGroupCollCell class] forCellWithReuseIdentifier:@"ECModifyingGroupCollCell"];
    [self.collectionView registerClass:[ECModifyImgCollCell class] forCellWithReuseIdentifier:@"ECModifyImgCollCell"];
    [self.collectionView registerClass:[UICollectionReusableView class] forSupplementaryViewOfKind:UICollectionElementKindSectionHeader withReuseIdentifier:@"UICollectionViewHeader"];
    [self.collectionView registerClass:[UICollectionReusableView class] forSupplementaryViewOfKind:UICollectionElementKindSectionFooter withReuseIdentifier:@"FooterView"];
    self.collectionView.backgroundColor = [UIColor whiteColor];
    self.collectionView.delegate = self;
    self.collectionView.dataSource = self;
    [self.view addSubview:self.collectionView];
}
- (UICollectionReusableView *)collectionView:(UICollectionView *)collectionView
           viewForSupplementaryElementOfKind:(NSString *)kind
                                 atIndexPath:(NSIndexPath *)indexPath {
    
    if ([kind isEqualToString:UICollectionElementKindSectionHeader] ) {
        UICollectionReusableView *headView = [collectionView dequeueReusableSupplementaryViewOfKind:UICollectionElementKindSectionHeader
                                                                                withReuseIdentifier:@"UICollectionViewHeader"
                                                                                       forIndexPath:indexPath];
        [headView.subviews makeObjectsPerformSelector:@selector(removeFromSuperview)];
        if (indexPath.section == 0) {
            //删除
            [headView addSubview:self.headerView];
            self.headerView.frame = CGRectMake(0, 0, self.view.width, 248+48 - 16);
        }else{
            
            UILabel *lab ;
            UIView *garyView;
            
            garyView = [[UIView alloc]init];
            garyView.backgroundColor = COLOR_WITH_HEX(0xEBEDF0);
            [headView addSubview:garyView];
            garyView.sd_layout.leftSpaceToView(headView, 0).rightSpaceToView(headView, 0).topSpaceToView(headView, 14).heightIs(8);
            
            lab = [[UILabel alloc]init];
            lab.textAlignment = NSTextAlignmentLeft;
            lab.textColor = COLOR_WITH_HEX(0x3D4447);
            lab.font = [UIFont systemFontOfSize:14];
            [headView addSubview:lab];
            lab.sd_layout.leftSpaceToView(headView, 16).topSpaceToView(garyView, 16).widthIs(80).heightIs(20);
            lab.text = @"群相册";
        }
        
        return headView;
    }else{
        UICollectionReusableView *footerView = [collectionView dequeueReusableSupplementaryViewOfKind:UICollectionElementKindSectionFooter withReuseIdentifier:@"FooterView" forIndexPath:indexPath];
        [footerView.subviews makeObjectsPerformSelector:@selector(removeFromSuperview)];
        if (indexPath.section ==0) {
            footerView.backgroundColor = [UIColor whiteColor];

        }else{
            footerView.backgroundColor = COLOR_WITH_HEX(0xF5F8FA);
            UIButton *completeBtn = [[UIButton alloc]init];
            [completeBtn setTitle:@"完成" forState:UIControlStateNormal];
            [completeBtn setTitleColor:[UIColor whiteColor] forState:UIControlStateNormal];
            completeBtn.titleLabel.font = [UIFont systemFontOfSize:14];
            completeBtn.backgroundColor = COLOR_WITH_HEX(0x26D2F8);
            [footerView addSubview:completeBtn];
            completeBtn.sd_layout.leftSpaceToView(footerView, 16).rightSpaceToView(footerView, 16).centerYEqualToView(footerView).heightIs(44);
            [completeBtn.layer setMasksToBounds:YES];
            [completeBtn.layer setCornerRadius:22];
            [completeBtn addTarget:self action:@selector(completeBtn:) forControlEvents:UIControlEventTouchUpInside];

        }
        return footerView;
    }
}




- (CGSize)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout*)collectionViewLayout
referenceSizeForHeaderInSection:(NSInteger)section {
    
    if (section == 0) {
        return CGSizeMake(self.view.frame.size.width,260 +16);
    }
    else {
        return CGSizeMake(self.view.frame.size.width, 44 + 16);
    }
}
- (CGSize)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout *)collectionViewLayout referenceSizeForFooterInSection:(NSInteger)section
{
    if (section == 0) {
        return CGSizeMake(self.view.width, 1);

    }
    return CGSizeMake(self.view.width, 100);
}

-(NSInteger)numberOfSectionsInCollectionView:(UICollectionView *)collectionView
{
    return 2;
}

-(NSInteger)collectionView:(UICollectionView *)collectionView numberOfItemsInSection:(NSInteger)section
{
    if (section == 0) {
        return self.data_model.GroupKeywords.count+1;
    }else{
        return self.data_model.GroupImages.count+1;

    }
}
- (UICollectionViewCell *)collectionView:(UICollectionView *)collectionView cellForItemAtIndexPath:(NSIndexPath *)indexPath{
    
    if (indexPath.section == 0) {
        ECModifyingGroupCollCell *cell = [collectionView dequeueReusableCellWithReuseIdentifier:@"ECModifyingGroupCollCell" forIndexPath:indexPath];
        cell.deletegate  = self;
        if (indexPath.row == self.data_model.GroupKeywords.count) {
            cell.deleBtn.hidden = YES;
            cell.defImg = [UIImage imageNamed:@"add_1"];
        }else{
            cell.deleBtn.hidden = NO;
            cell.titleModel = self.data_model.GroupKeywords[indexPath.row];
        }
        cell.tag = indexPath.row + 100;
        cell.deleBtn.tag = 200+indexPath.row;
        [cell.deleBtn addTarget:self action:@selector(titleDeleteBtn:) forControlEvents:UIControlEventTouchUpInside];
        return cell;
    }else{
        ECModifyImgCollCell *cell = [collectionView dequeueReusableCellWithReuseIdentifier:@"ECModifyImgCollCell" forIndexPath:indexPath];
        if (indexPath.row == self.data_model.GroupImages.count) {
            cell.deleBtn.hidden = YES;
            cell.defImg = [UIImage imageNamed:@"add_2"];

        }else{
            cell.deleBtn.hidden = NO;
            cell.imgModel =self.data_model.GroupImages[indexPath.row];
        
        }
        cell.deleBtn.tag = 300+indexPath.row;
        [cell.deleBtn addTarget:self action:@selector(ImgDeleteBtn:) forControlEvents:UIControlEventTouchUpInside];
        return cell;
    }
}
-(void)titleDeleteBtn:(UIButton *)btn
{
    NSMutableArray *mutArray = [NSMutableArray arrayWithArray:self.data_model.GroupKeywords];
    [mutArray removeObjectAtIndex:btn.tag - 200];
    self.data_model.GroupKeywords = [mutArray copy];
    [self.collectionView reloadData];
}
-(void)ImgDeleteBtn:(UIButton *)btn
{

    [self.data_model.GroupImages removeObjectAtIndex:btn.tag - 300];
    [self.collectionView reloadData];
    
}

-(void)baclCellStr:(NSString *_Nullable)str andImgStr:(NSString * _Nullable)imgStr andTag:(NSInteger)tag{
    
    NSMutableArray *mutArray = [NSMutableArray arrayWithArray:self.data_model.GroupKeywords];
    [mutArray replaceObjectAtIndex:tag - 100 withObject:str];
    self.data_model.GroupKeywords = [mutArray copy];
    
}

/**
 点击某个cell
 */
- (void)collectionView:(UICollectionView *)collectionView didSelectItemAtIndexPath:(NSIndexPath *)indexPath{
    NSLog(@"点击了第%ld分item",(long)indexPath.item);
    if (indexPath.section == 0) {
        if (indexPath.row == self.data_model.GroupKeywords.count) {
            NSMutableArray *mutArray = [NSMutableArray arrayWithArray:self.data_model.GroupKeywords];
            [mutArray addObject:@""];
            self.data_model.GroupKeywords = [mutArray copy];
            [self.collectionView reloadData];
        }
      
    }
    if (indexPath.section == 1) {
        __weak typeof(self) weakSelf = self;

        if (indexPath.row == self.data_model.GroupImages.count) {
            UIAlertController *alertVc = [UIAlertController alertControllerWithTitle:nil message:nil preferredStyle:UIAlertControllerStyleActionSheet];
            
            UIAlertAction *cancle = [UIAlertAction actionWithTitle:@"取消" style:UIAlertActionStyleCancel handler:^(UIAlertAction *_Nonnull action) {
            }];
            
            
            UIAlertAction *camera = [UIAlertAction actionWithTitle:@"拍照" style:UIAlertActionStyleDefault handler:^(UIAlertAction *action) {
                ///相机
//                weakSelf.imgManager.needEditing = @"NO";
//                weakSelf.imgManager.isVideo = YES;
//                [weakSelf.imgManager openCamera];
                [self photo];
            }];
            
            [camera setValue:[UIColor blackColor] forKey:@"titleTextColor"];
            
            UIAlertAction *picture = [UIAlertAction actionWithTitle:@"从相册选择" style:UIAlertActionStyleDefault handler:^(UIAlertAction *action) {
                ///相册

                [weakSelf openPhotoAlbum];
            }];
            [picture setValue:[UIColor blackColor] forKey:@"titleTextColor"];
            [alertVc addAction:cancle];
            [alertVc addAction:camera];
            [alertVc addAction:picture];
            [self presentViewController:alertVc animated:YES completion:nil];
        }
        else{
            NSMutableArray *mutArray = [NSMutableArray array];
            for (int i = 0 ; i<self.data_model.GroupImages.count; i++) {
                ECGroupImagesModel *model = self.data_model.GroupImages[i];
                if ([model.type isEqualToString:@"video"]) {
                    if (model.pathStr != nil) {
                        YBIBVideoData *data2 = [[YBIBVideoData alloc]init];;
                        data2.videoURL = [NSURL fileURLWithPath:model.pathStr];
                        data2.projectiveView = self.view;
                        [mutArray addObject:data2];
                    }else{
                        YBIBVideoData *data2 = [[YBIBVideoData alloc]init];;
                        data2.videoURL = [NSURL URLWithString:model.cdnUrl];
                        data2.projectiveView = self.view;
                        [mutArray addObject:data2];
                    }
                    
                }else{
                    if (model.img != nil) {
                        YBIBImageData *data0 = [[YBIBImageData alloc]init];
                        data0.image = ^UIImage * _Nullable{
                            return model.img;
                        };
                        //= model.img;
                        data0.projectiveView = self.view;
                        [mutArray addObject:data0];
                    }else{
                        if (model.cdnUrl != nil) {
                            YBIBImageData *data1 = [YBIBImageData new];
                            data1.imageURL =[NSURL URLWithString:model.cdnUrl];
                            data1.projectiveView = self.view;
                            [mutArray addObject:data1];
                        }
                       
                    }
                }
            }
            
            YBImageBrowser *browser = [YBImageBrowser new];
            browser.dataSourceArray = [mutArray copy];
            browser.currentPage = indexPath.row;
            [browser show];
        }
    }
}

-(void)photo{
    
    UIImagePickerController *imagePickerController = [[UIImagePickerController alloc] init];
    imagePickerController.delegate = self;
    imagePickerController.modalTransitionStyle = UIModalTransitionStyleFlipHorizontal;
    imagePickerController.allowsEditing = YES;
    imagePickerController.sourceType = UIImagePickerControllerSourceTypeCamera;
    //录制视频时长，默认10s
    imagePickerController.videoMaximumDuration = 60;
    
    //相机类型（拍照、录像...）字符串需要做相应的类型转换
    imagePickerController.mediaTypes = @[(NSString *)kUTTypeMovie,(NSString *)kUTTypeImage];
    
    //视频上传质量
    //UIImagePickerControllerQualityTypeHigh高清
    //UIImagePickerControllerQualityTypeMedium中等质量
    //UIImagePickerControllerQualityTypeLow低质量
    //UIImagePickerControllerQualityType640x480
    imagePickerController.videoQuality = UIImagePickerControllerQualityTypeHigh;
    
    //设置摄像头模式（拍照，录制视频）为录像模式
    imagePickerController.cameraCaptureMode = UIImagePickerControllerCameraCaptureModeVideo;
    
    // 是否编辑拍完的图片
    imagePickerController.allowsEditing = NO;
    // 仅当 sourceType 为 UIImagePickerControllerSourceTypeCamera 时，相机添加才可用。
    //  _imagePickerController.showsCameraControls = YES;//可设置一个视图来覆盖预览视图
    //  _imagePickerController.cameraOverlayView = nil;//可设置一个视图来覆盖预览视图
    
    // UIImagePickerControllerCameraCaptureModePhoto
    // UIImagePickerControllerCameraCaptureModeVideo
    imagePickerController.cameraCaptureMode = UIImagePickerControllerCameraCaptureModeVideo;
    
    // UIImagePickerControllerCameraDeviceRear  //后摄像头
    // UIImagePickerControllerCameraDeviceFront //前摄像头
    imagePickerController.cameraDevice = UIImagePickerControllerCameraDeviceFront;
    
    // cameraFlashMode 控制当 cameraCaptureMode 为 Photo 时的静止图像闪光。 当 cameraCaptureMode 为 Video 时，cameraFlashMode 控制视频手电筒。
    // UIImagePickerControllerCameraFlashModeOff  = -1,
    // UIImagePickerControllerCameraFlashModeAuto = 0,
    // UIImagePickerControllerCameraFlashModeOn   = 1
    imagePickerController.cameraFlashMode = UIImagePickerControllerCameraFlashModeAuto;
    
    
    [self presentViewController:imagePickerController animated:YES completion:nil];
}


//适用获取所有媒体资源，只需判断资源类型
- (void)imagePickerController:(UIImagePickerController *)picker didFinishPickingMediaWithInfo:(NSDictionary<NSString *,id> *)info{
    NSString *mediaType=[info objectForKey:UIImagePickerControllerMediaType];
    //判断资源类型
    if ([mediaType isEqualToString:(NSString *)kUTTypeImage]){
        //如果是图片
        UIImage *img = info[UIImagePickerControllerEditedImage];
        ECGroupImagesModel *model = [[ECGroupImagesModel alloc]init];
        model.img = img;
        [self.data_model.GroupImages addObject:model];
        [self.collectionView reloadData];

//        //保存图片至相册
        UIImageWriteToSavedPhotosAlbum(img, self, @selector(image:didFinishSavingWithError:contextInfo:), NULL);

        
    }else{
        //如果是视频
        NSURL *url = info[UIImagePickerControllerMediaURL];

        //保存视频至相册（异步线程）
        NSString *urlStr = [url path];
        
        ECGroupImagesModel *model = [[ECGroupImagesModel alloc]init];
        model.img = [self getFileThumbnailImage:urlStr];
        model.pathStr = urlStr;
        [self.data_model.GroupImages addObject:model];
        [self.collectionView reloadData];
        dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{
            if (UIVideoAtPathIsCompatibleWithSavedPhotosAlbum(urlStr)) {
                
                UISaveVideoAtPathToSavedPhotosAlbum(urlStr, self, @selector(video:didFinishSavingWithError:contextInfo:), nil);
            }
        });

    }
    [self dismissViewControllerAnimated:YES completion:nil];
}
-(UIImage*)getFileThumbnailImage:(NSString*)videoPath{
    
    AVURLAsset *asset = [[AVURLAsset alloc] initWithURL:[NSURL fileURLWithPath:videoPath] options:nil];
    
    NSParameterAssert(asset);//断言
    
    AVAssetImageGenerator *assetImageGenerator = [[AVAssetImageGenerator alloc] initWithAsset:asset];
    
    assetImageGenerator.appliesPreferredTrackTransform = YES;
    
    assetImageGenerator.apertureMode = AVAssetImageGeneratorApertureModeEncodedPixels;
    
    NSTimeInterval time = 0.1;
    
    CGImageRef thumbnailImageRef =NULL;
    
    CFTimeInterval thumbnailImageTime = time;
    
    NSError*error =nil;
    
    thumbnailImageRef = [assetImageGenerator copyCGImageAtTime:CMTimeMake(thumbnailImageTime,60) actualTime:NULL error:&error];
    
    if( error ) {
        
        NSLog(@"%@", error );
        
    }
    
    if( thumbnailImageRef ) {
        
        return[[UIImage alloc]initWithCGImage:thumbnailImageRef];
        
    }
    
    return nil;

}
#pragma mark 图片保存完毕的回调
- (void) image: (UIImage *) image didFinishSavingWithError:(NSError *) error contextInfo: (void *)contextInf{
    if (error) {
        NSLog(@"保存图片过程中发生错误，错误信息:%@",error.localizedDescription);
    }else{
        NSLog(@"图片保存成功.");
    }
}
// 视频保存
// UISaveVideoAtPathToSavedPhotosAlbum(@"videoPath", self, @selector(video:didFinishSavingWithError:contextInfo:), nil);
#pragma mark 视频保存完毕的回调
- (void)video:(NSString *)videoPath didFinishSavingWithError:(NSError *)error contextInfo:(void *)contextInf{
    if (error) {
        NSLog(@"保存视频过程中发生错误，错误信息:%@",error.localizedDescription);
    }else{
        NSLog(@"视频保存成功.");
    }
}


-(void)openPhotoAlbum{
    TZImagePickerController *imagePickerVc = [[TZImagePickerController alloc]initWithMaxImagesCount:1 delegate:self];
    imagePickerVc.modalPresentationStyle = 0;
    imagePickerVc.allowPickingMultipleVideo = NO;
    imagePickerVc.allowTakeVideo = NO;
    imagePickerVc.allowCrop = NO;
    imagePickerVc.naviBgColor = [UIColor blackColor];
    imagePickerVc.iconThemeColor = [UIColor blackColor];
    [self presentViewController:imagePickerVc animated:YES completion:nil];
}
- (void)imagePickerController:(TZImagePickerController *)picker didFinishPickingPhotos:(NSArray<UIImage *> *)photos sourceAssets:(NSArray *)assets isSelectOriginalPhoto:(BOOL)isSelectOriginalPhoto;
{
    for (UIImage *img in photos) {
        
        ECGroupImagesModel *model = [[ECGroupImagesModel alloc]init];
        model.img = img;
        [self.data_model.GroupImages addObject:model];
    }
    [self.collectionView reloadData];
}
- (void)imagePickerController:(TZImagePickerController *)picker didFinishPickingVideo:(UIImage *)coverImage sourceAssets:(PHAsset *)asset{
    __weak typeof(self) weakSelf = self;

    [[TZImageManager manager] getVideoOutputPathWithAsset:asset presetName:AVAssetExportPresetLowQuality success:^(NSString *outputPath) {
        
        ECGroupImagesModel *model = [[ECGroupImagesModel alloc]init];
        model.img = coverImage;
        model.pathStr = outputPath;
        model.type = @"video";
        [weakSelf.data_model.GroupImages addObject:model];
        [weakSelf.collectionView reloadData];
        
    } failure:^(NSString *errorMessage, NSError *error) {
        
    }];

}

/**
 cell的大小
 */
- (CGSize)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout*)collectionViewLayout sizeForItemAtIndexPath:(NSIndexPath *)indexPath{
    if (indexPath.section == 0) {
        return CGSizeMake(106, 40);
    }else{
        return CGSizeMake(110, 110);
    }
}
/**
 每个分区的内边距（上左下右）
 */
- (UIEdgeInsets)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout*)collectionViewLayout insetForSectionAtIndex:(NSInteger)section{
    return UIEdgeInsetsMake(16, 16, 16, 16);
}
/**
 分区内cell之间的最小行间距
 */
- (CGFloat)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout*)collectionViewLayout minimumLineSpacingForSectionAtIndex:(NSInteger)section{
    return 16;
}
/**
 分区内cell之间的最小列间距
 */
- (CGFloat)collectionView:(UICollectionView *)collectionView layout:(UICollectionViewLayout*)collectionViewLayout minimumInteritemSpacingForSectionAtIndex:(NSInteger)section{
    return 4;
}

-(void)completeBtn:(UIButton *)btn
{
    if ([self.textField.text isEqualToString:@""]) {
        [MBProgressHUD showError:@"群昵称不能为空!"];
        return;
    }
    self.uploadParams = [NSMutableDictionary dictionary];
    [self.uploadParams setValue:self.textField.text forKey:@"group_name"];
    [self.uploadParams setValue:self.textView.text forKey:@"group_con"];
    [self.uploadParams setValue:userToken forKey:@"token"];

    [self uploadImgs];
}

- (void)uploadImgs {
    
   
    
    
    dispatch_group_t group =  dispatch_group_create();
    [MBProgressHUD showMessage:@"图片上传中..." toView:self.view];
    NSMutableArray *urlMutArray = [NSMutableArray array];
    for (int i = 0; i < self.data_model.GroupImages.count; i++) {
        ECGroupImagesModel *models = self.data_model.GroupImages[i];
        if (models.img == nil && models.pathStr ==nil) {
            [urlMutArray addObject:models.cdnUrl];
        }else{
            if (models.pathStr == nil) {
                UIImage *photo = models.img;
                NSData *imageData = UIImageJPEGRepresentation(photo,0.75);
                NSDictionary *dic = @{
                    @"token": @"",//RSSession.sharedSession.token,
                    @"file": imageData
                };
                
                dispatch_group_enter(group);
                [[CSHTTPSessionManager sharedManager]updateParameters:dic constructingBodyWithBlock:^(id<AFMultipartFormData> _Nonnull formData) {
                    [formData appendPartWithFileData:imageData name:@"file" fileName:@"file.jpg" mimeType:@"image/jpg"];
                } progress:^(NSProgress * _Nonnull uploadProgress) {
                    
                } success:^(NSURLSessionDataTask * _Nonnull task, id _Nullable responseObject) {
                    
                    NSInteger code = [responseObject[@"code"] intValue];
                    if (code == 1 ) {
                        
                        NSDictionary *dic = responseObject[@"data"];
                        if (dic != nil) {
                            
                            NSString *path = dic[@"fullurl"];
                            [urlMutArray addObject:path];
                            dispatch_group_leave(group);
                        }
                    } else {
                        [urlMutArray addObject:@""];
                        dispatch_group_leave(group);
                    }
                } failure:^(NSURLSessionDataTask * _Nullable task, NSError * _Nonnull error) {
                    NSLog(@"上传失败");
                    [urlMutArray addObject:@""];
                    dispatch_group_leave(group);// 都要移除
                }];
            }else{
                NSDictionary *dic = @{
                    @"token": @"",//RSSession.sharedSession.token,
                    @"file": [self getVideoNameBaseCurrentTime]
                };
                
                dispatch_group_enter(group);
                [[CSHTTPSessionManager sharedManager]updateParameters:dic constructingBodyWithBlock:^(id<AFMultipartFormData> _Nonnull formData) {
                    
                    [formData appendPartWithFileData:[NSData dataWithContentsOfFile:models.pathStr] name:@"file" fileName:[self getVideoNameBaseCurrentTime] mimeType:@"video/mp4"];
                } progress:^(NSProgress * _Nonnull uploadProgress) {
                    
                } success:^(NSURLSessionDataTask * _Nonnull task, id _Nullable responseObject) {
                    
                    NSInteger code = [responseObject[@"code"] intValue];
                    if (code == 1 ) {
                        
                        NSDictionary *dic = responseObject[@"data"];
                        if (dic != nil) {
                            
                            NSString  *path = dic[@"fullurl"];
                            [urlMutArray addObject:path];
                            dispatch_group_leave(group);
                        }
                    } else {
                        [urlMutArray addObject:@""];
                        dispatch_group_leave(group);
                    }
                } failure:^(NSURLSessionDataTask * _Nullable task, NSError * _Nonnull error) {
                    [urlMutArray addObject:@""];
                    dispatch_group_leave(group);// 都要移除
                }];
            }
        }
        
        
        
        
    }
    
    
    
    // 上传头像后 提交修改信息
    dispatch_group_notify(group, dispatch_get_main_queue(), ^{
        [MBProgressHUD hideHUDForView:self.view];
        [self upGroupData:urlMutArray];
    });
}
-(void)upGroupData:(NSArray *)array
{
    NSString *urlStr = [array componentsJoinedByString:@","];
    
    if (urlStr.length > 0) {
        [self.uploadParams setValue:urlStr forKey:@"group_images"];
    }
    if (self.data_model.GroupKeywords.count > 0) {
        NSMutableString * keywords = [NSMutableString string];
        for (NSString * keyword in self.data_model.GroupKeywords) {
            if (![keyword isEqualToString:@""] && keyword != nil) {
                [keywords appendString:keyword];
                [keywords appendString:@","];
            }
           
        }
//        NSRange deleteRange = { [keywords length] - 1, 1 };
//        [keywords deleteCharactersInRange:deleteRange];
        [self.uploadParams setValue:keywords forKey:@"group_keywords"];
    }else {
        [self.uploadParams setValue:@"" forKey:@"group_keywords"];
    }
    [self.uploadParams setValue:self.groupID forKey:@"group_id"];
    MJWeakSelf;
    [[CSHTTPSessionManager sharedManager]updateGroupInfoSetWithParams:self.uploadParams success:^(NSURLSessionDataTask * _Nonnull task, id  _Nonnull responseObject) {
        NSInteger code = [responseObject[@"code"] intValue];
        NSLog(@"%@",responseObject);
        if (code == 1) {
            [MBProgressHUD showSuccess:@"修改成功"];
            dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(0.5 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
                if(weakSelf.callBack) {
                    weakSelf.callBack();
                }
                [weakSelf.navigationController popViewControllerAnimated:true];
            });
        }else {
            NSString * msg = [NSString stringWithFormat:@"%@",responseObject[@"msg"]];
            [MBProgressHUD showError:msg];
        }
    } failure:^(NSURLSessionDataTask * _Nonnull task, NSError * _Nonnull error) {
        NSLog(@"%@",error);
    }];
}


//以当前时间合成视频名称
- (NSString *)getVideoNameBaseCurrentTime {
    
    NSDateFormatter *dateFormatter = [[NSDateFormatter alloc] init];
    [dateFormatter setDateFormat:@"yyyy-MM-dd HH-mm-ss"];
    
    return [[dateFormatter stringFromDate:[NSDate date]] stringByAppendingString:@".mp4"];
}

/*
#pragma mark - Navigation

// In a storyboard-based application, you will often want to do a little preparation before navigation
- (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender {
    // Get the new view controller using [segue destinationViewController].
    // Pass the selected object to the new view controller.
}
*/

@end