//
//  ModelPhotoViewController.m
//  model
//
//  Created by liufei on 2018/7/25.
//  Copyright © 2018年 Mine. All rights reserved.
//

#import "ModelPhotoViewController.h"
#import "PhotoCollectionViewCell.h"
#import "PhotoModel.h"

@interface ModelPhotoViewController ()<UICollectionViewDelegate, UICollectionViewDataSource, UIImagePickerControllerDelegate, UINavigationControllerDelegate>
{
    UIImagePickerController *pickerVc ;
}

@property (nonatomic, strong) UICollectionView *photoListView;

@property (nonatomic, strong) NSMutableArray *dataSource;

@property (nonatomic, strong) UIButton    *saveBtn;

@property (nonatomic, strong) NSMutableArray *tempUrl;

@property (nonatomic, strong) NSMutableArray *updateData;

@property (nonatomic, strong) NSMutableArray *deleteData;

@end

@implementation ModelPhotoViewController

- (NSMutableArray *)dataSource {
    if (!_dataSource) {
        _dataSource = [NSMutableArray array];
    }
    return _dataSource;
}

- (NSMutableArray *)updateData {
    if (!_updateData) {
        _updateData = [NSMutableArray array];
    }
    return _updateData;
}

- (NSMutableArray *)deleteData {
    if (!_deleteData) {
        _deleteData = [NSMutableArray array];
    }
    return _deleteData;
}

- (NSMutableArray *)tempUrl {
    if (!_tempUrl) {
        _tempUrl = [NSMutableArray array];
    }
    return _tempUrl;
}

- (void)viewDidLoad {
    [super viewDidLoad];
    [self configUI];
    [self getModelPhoto];
}

- (void)getModelPhoto {
    
    [MBProgressHUD showHUDAddedTo:self.view animated:YES];
    [YanCNetWorkManager requestGETWithURLStr:Url_getModelPhoto(PublicUrl) parameters:@{@"modelpk":[ModelUser user].modelpk} finish:^(id dataDic) {
        [MBProgressHUD hideHUDForView:self.view animated:YES];
        
        if ([dataDic[@"msg"] isEqualToString:@"success"]) {
            for (NSDictionary *dic in dataDic[@"data"]) {
                PhotoModel *model = [PhotoModel mj_objectWithKeyValues:dic];
                [self.dataSource addObject:model];
            }
            [self.photoListView reloadData];
        }
    } enError:^(NSError *error) {
        
    }];
}

- (void)configUI {
    self.view.backgroundColor = RGBValueColor(0xf7f7f7, 1.0);
    self.title = @"照片";
    self.navigationController.navigationBar.tintColor = RGBValueColor(0x333333, 1);
    //self.navigationItem.rightBarButtonItem = [[UIBarButtonItem alloc] initWithTitle:@"保存" style:UIBarButtonItemStylePlain target:self action:@selector(handleSave)];
    
    UICollectionViewFlowLayout *layout = [[UICollectionViewFlowLayout alloc] init];
    layout.sectionInset = UIEdgeInsetsMake(20, 20, 20, 20);
    layout.itemSize = CGSizeMake(ScreenWidth/2 - 25, ScreenWidth/2 - 25);
    layout.minimumLineSpacing = 10;
    layout.minimumInteritemSpacing = 10;
    
    self.photoListView = [[UICollectionView alloc] initWithFrame:CGRectMake(0, 0, ScreenWidth, ScreenWidth) collectionViewLayout:layout];
    self.photoListView.delegate = self;
    self.photoListView.dataSource = self;
    self.photoListView.backgroundColor = [UIColor whiteColor];
    [self.photoListView registerNib:[UINib nibWithNibName:@"PhotoCollectionViewCell" bundle:nil] forCellWithReuseIdentifier:NSStringFromClass([PhotoCollectionViewCell class])];
    [self.view addSubview:self.photoListView];
    
    UILabel *deleteLabel = [[UILabel alloc]initWithFrame:CGRectMake(20, CGRectGetMaxY(self.photoListView.frame), 200, 20)];
    deleteLabel.text = @"点击可删除照片";
    deleteLabel.textColor = RGB(102, 102, 102);
    deleteLabel.font = [UIFont systemFontOfSize:14];
    [self.view addSubview:deleteLabel];
    
    self.saveBtn = [[UIButton alloc] initWithFrame:CGRectMake(20,CGRectGetMaxY(self.photoListView.frame) + 40, ScreenWidth - 40, 48)];
    self.saveBtn.layer.cornerRadius = 24.f;
    self.saveBtn.layer.masksToBounds = YES;
    [self.saveBtn setTitle:@"保存" forState:UIControlStateNormal];
    [self.saveBtn addTarget:self action:@selector(handleSave) forControlEvents:UIControlEventTouchUpInside];
    [self.saveBtn setBackgroundImage:[UIImage imageNamed:@"tixian-1"] forState:UIControlStateNormal];
    [self.view addSubview:self.saveBtn];
}



- (void)backClick {
    [self.navigationController popViewControllerAnimated:YES];
}

#pragma mark -collectionView
- (NSInteger)collectionView:(UICollectionView *)collectionView numberOfItemsInSection:(NSInteger)section {
    
    return self.dataSource.count+1;
}

- (UICollectionViewCell *)collectionView:(UICollectionView *)collectionView cellForItemAtIndexPath:(NSIndexPath *)indexPath {
    PhotoCollectionViewCell *cell = [collectionView dequeueReusableCellWithReuseIdentifier:NSStringFromClass([PhotoCollectionViewCell class]) forIndexPath:indexPath];
    
    if (indexPath.item < self.dataSource.count) {
        PhotoModel *model = self.dataSource[indexPath.item];

        if (model.localImage) {
            cell.userImageView.image = model.localImage;
        } else {
            [cell.userImageView sd_setImageWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@/%@", PublicUrl,model.photo]]];
        }
    }else{
        cell.userImageView.image = [UIImage imageNamed:@"photo_add"];
    }
    
    return cell;
}

- (void)collectionView:(UICollectionView *)collectionView didSelectItemAtIndexPath:(NSIndexPath *)indexPath
{
    if (self.dataSource.count == indexPath.item) {
        if (self.dataSource.count >= 9) {
            [MBProgressHUD showSuccess:@"最多不能超过9张"];
        }else{
            UIAlertController *alertVc = [UIAlertController alertControllerWithTitle:nil message:nil preferredStyle:UIAlertControllerStyleActionSheet];
            pickerVc = [[UIImagePickerController alloc] init];
            pickerVc.allowsEditing = YES;
            pickerVc.delegate = self;
            UIAlertAction *library = [UIAlertAction actionWithTitle:@"从相册选择" style:UIAlertActionStyleDefault handler:^(UIAlertAction * _Nonnull action) {
                pickerVc.sourceType = UIImagePickerControllerSourceTypePhotoLibrary;
                [self presentViewController:pickerVc animated:YES completion:nil];
                
            }];
            UIAlertAction *camera = [UIAlertAction actionWithTitle:@"拍照" style:UIAlertActionStyleDefault handler:^(UIAlertAction * _Nonnull action) {
                pickerVc.sourceType = UIImagePickerControllerSourceTypeCamera;
                [self presentViewController:pickerVc animated:YES completion:nil];
            }];
            UIAlertAction *cancel = [UIAlertAction actionWithTitle:@"取消" style:UIAlertActionStyleCancel handler:nil];
            [alertVc addAction:library];
            [alertVc addAction:camera];
            [alertVc addAction:cancel];
            [self presentViewController:alertVc animated:YES completion:nil];
        }
    }else{
        UIAlertController *alertVc = [UIAlertController alertControllerWithTitle:nil message:@"是否确定删除" preferredStyle:UIAlertControllerStyleAlert];
        UIAlertAction *cancelAction = [UIAlertAction actionWithTitle:@"取消" style:UIAlertActionStyleCancel handler:nil];
        UIAlertAction *sureAction = [UIAlertAction actionWithTitle:@"确定" style:UIAlertActionStyleDefault handler:^(UIAlertAction * _Nonnull action) {
            [self deletePhoto:indexPath.item];
        }];
        [alertVc addAction:cancelAction];
        [alertVc addAction:sureAction];
        [self presentViewController:alertVc animated:YES completion:nil];
    }
}

#pragma mark -imagePickerController
- (void)imagePickerController:(UIImagePickerController *)picker didFinishPickingMediaWithInfo:(NSDictionary<NSString *,id> *)info {
    UIImage *image = [info objectForKey:@"UIImagePickerControllerEditedImage"];
    [picker dismissViewControllerAnimated:NO completion:nil];
    PhotoModel *model = [[PhotoModel alloc] init];
    model.localImage = image;
    
    NSData *photoData = UIImageJPEGRepresentation(image, 0.5);
    NSInteger length = [photoData length] / 1000;
    
    NSLog(@"图片大小:%ld Kb",(long)length);
    
    [self.dataSource addObject:model];
    [self.updateData addObject:image];
    [self.photoListView reloadData];
    
    [self uploadImage:image];
}


-(void)uploadImage:(UIImage *)image{
    
    [MBProgressHUD showHUDAddedTo:self.view animated:YES];
    
    [YanCNetWorkManager requestPostWithURLStr:Url_uploadImage(PublicUrl) fileData:image name:@"img" fileName:@"file.jpg" mimeType:@"image/jpeg" parameters:nil finish:^(id dataDic) {
        [MBProgressHUD hideHUDForView:self.view animated:YES];
        [self.tempUrl addObject:dataDic[@"img"]];
        
    } enError:^(NSError *error) {
        [MBProgressHUD hideHUDForView:self.view animated:YES];
    }];
    
}


#pragma mark -
- (void)handleSave {
    
    [self uploadImageThroughURLs:self.tempUrl];
    
//    [MBProgressHUD showHUDAddedTo:self.view animated:YES];
//    dispatch_group_t group = dispatch_group_create();
//
//    for (NSInteger i = 0; i < self.updateData.count; i++) {
//
//        dispatch_group_enter(group);
//
//        [YanCNetWorkManager requestPostWithURLStr:Url_uploadImage(PublicUrl) fileData:self.updateData[i] name:@"img" fileName:@"file.jpg" mimeType:@"image/jpeg" parameters:nil finish:^(id dataDic) {
//
//            [self.tempUrl addObject:dataDic[@"img"]];
//
//            NSLog(@"第 %d 张图片上传成功: %@", (int)i + 1, dataDic);
//            dispatch_group_leave(group);
//        } enError:^(NSError *error) {
//            NSLog(@"第 %d 张图片上传失败: %@", (int)i + 1, error);
//            dispatch_group_leave(group);
//        }];
//    }
//    [MBProgressHUD hideHUDForView:self.view animated:YES];
//    dispatch_group_notify(group, dispatch_get_main_queue(), ^{
//        NSLog(@"上传完成!");
//
//        [self uploadImageThroughURLs:self.tempUrl];
//    });
}

-(void)uploadImageThroughURLs:(NSMutableArray *)urls{
    
    NSString *urlStr = @"";
    
    if (urls.count > 0) {
        urlStr = [urls firstObject];
        
        if (urls.count > 1) {
            for (int i=1; i<urls.count; i++) {
                urlStr = [urlStr stringByAppendingFormat:@",%@",urls[i]];
            }
        }
        
        NSDictionary *dic = @{@"modelpk":[ModelUser user].modelpk,@"photo":urlStr};
        
        [YanCNetWorkManager requestPostWithURLStr:Url_addModelPhoto(PublicUrl) parameters:dic finish:^(id dataDic) {
            if ([dataDic[@"msg"] isEqualToString:@"success"]) {
                [MBProgressHUD showSuccess:@"保存成功"];
                [NSTimer scheduledTimerWithTimeInterval:1 target:self selector:@selector(backClick) userInfo:nil repeats:NO];
            }
        } enError:^(NSError *error) {
            
        }];
    }else{
        [MBProgressHUD showSuccess:@"保存成功"];
        [NSTimer scheduledTimerWithTimeInterval:1 target:self selector:@selector(backClick) userInfo:nil repeats:NO];
    }
}

-(void)deletePhoto:(NSInteger)index{
    
    PhotoModel *model = [self.dataSource objectAtIndex:index];
    
    if (model.localImage) {
        for (UIImage *img in self.updateData ) {
            if (img == model.localImage) {
                [self.updateData removeObject:img];
            }
        }
    }else{
        NSDictionary *dic = @{@"modelpk":[ModelUser user].modelpk,@"modelphotopk":model.modelphotopk};
        
        [YanCNetWorkManager requestPostWithURLStr:Url_deleteModelPhoto(PublicUrl) parameters:dic finish:^(id dataDic) {
            if ([dataDic[@"msg"] isEqualToString:@"success"]) {
                
            }
        } enError:^(NSError *error) {
            
        }];
    }
    [self.dataSource removeObjectAtIndex:index];
    [self.photoListView reloadData];
}

- (void)didReceiveMemoryWarning {
    [super didReceiveMemoryWarning];
    // Dispose of any resources that can be recreated.
}

/*
#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