thmodel_ios_model/model/Classes/Controllers/PrivateVC/PublishViewController.m

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

#import "PublishViewController.h"
#import "UITextView+WZB.h"
#import "PhotoCollectionViewCell.h"
@interface PublishViewController ()<UICollectionViewDelegate, UICollectionViewDataSource, UIImagePickerControllerDelegate, UINavigationControllerDelegate>

{
    UIImagePickerController *pickerVc;
}


@property (nonatomic, strong) UITextView *pubTextView;

@property (nonatomic, strong) NSMutableArray *dataSource;

@property (nonatomic, strong) UICollectionView *photoListView;

@property (nonatomic, strong) NSMutableArray *imageSource;

@end

@implementation PublishViewController

- (void)viewWillAppear:(BOOL)animated {
    [super viewWillAppear:animated];
//    [self.navigationController.navigationBar setShadowImage:[UIImage new]];
    self.navigationController.navigationBar.translucent = NO;
}

- (void)viewDidLoad {
    [super viewDidLoad];
    self.imageSource = [NSMutableArray new];
    self.dataSource = [NSMutableArray new];
    [self configUI];
    // Do any additional setup after loading the view.
}
- (void)configUI {
    self.view.backgroundColor = [UIColor whiteColor];
    self.navigationController.navigationBar.barTintColor = [UIColor whiteColor];
    self.navigationItem.leftBarButtonItem = [[UIBarButtonItem alloc] initWithTitle:@"取消" style:UIBarButtonItemStylePlain target:self action:@selector(handleCancel)];
    [self.navigationItem.leftBarButtonItem setTintColor:[UIColor blackColor]];
    
    self.navigationItem.rightBarButtonItem = [[UIBarButtonItem alloc] initWithTitle:@"发表" style:UIBarButtonItemStylePlain target:self action:@selector(handlePublish)];
    [self.navigationItem.rightBarButtonItem setTintColor:[UIColor colorWithHexString:@"#fe4086"]];
    self.pubTextView = [[UITextView alloc] initWithFrame:CGRectMake(40, 40, ScreenWidth - 80, 76)];
    self.pubTextView.wzb_placeholder = @"这一刻的想法...";
    self.pubTextView.font = [UIFont systemFontOfSize:16];
    [self.view addSubview:self.pubTextView];
    
    UICollectionViewFlowLayout *layout = [[UICollectionViewFlowLayout alloc] init];
    layout.sectionInset = UIEdgeInsetsMake(0, 40, 10, 40);
    layout.itemSize = CGSizeMake(ScreenWidth/3 - 30, ScreenWidth/3 - 30);
    layout.minimumLineSpacing = 5;
    layout.minimumInteritemSpacing = 5;
    self.photoListView = [[UICollectionView alloc] initWithFrame:CGRectMake(0, CGRectGetMaxY(self.pubTextView.frame), ScreenWidth, ScreenWidth *2/3 - 50) 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];
}

#pragma mark -
- (void)handleSave {
    
}

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

- (void)handlePublish {
    if (self.pubTextView.text.length==0&&self.imageSource.count==0) {
        [MBProgressHUD showTextHUD:@"请输入动态内容" inView:self.view hideAfterDelay:1];
    }else{
        [self firstPublish];
    }
}

- (void)touchesEnded:(NSSet<UITouch *> *)touches withEvent:(UIEvent *)event{
    if (![self.pubTextView isExclusiveTouch]) {
        [self.pubTextView resignFirstResponder];
    }
}

- (void)firstPublish{
    NSString *str = [NSString stringWithFormat:@"%@modelInfo?action=doAddPrivate&ModelPK=%@&Intro=%@",imageURl,[ModelUser user].modelpk,self.pubTextView.text];
    [[AHHttpManager sharedManager]POST:[str stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding] parameters:nil success:^(id responseObject) {
        NSLog(@"%@",responseObject);
        if ([[responseObject objectForKey:@"msg"]isEqualToString:@"success"]) {
            NSString *privatePk = [responseObject objectForKey:@"privatepk"];
            if(self.imageSource.count==0){
                [self.navigationController popViewControllerAnimated:YES];
            }else{
                [self haveImagePublish:privatePk];
            }
        }else{
            [MBProgressHUD showTextHUD:@"超时" inView:self.view hideAfterDelay:1];
        }
    } failure:^(NSError *error) {
        NSLog(@"error = %@",error);
        [MBProgressHUD showTextHUD:@"超时" inView:self.view hideAfterDelay:1];
    }];
}

- (void)haveImagePublish:(NSString*)privatePk{

    NSString * urlStr;
    for (int i=0; i<self.imageSource.count; i++) {
        if (i==0) {
            urlStr = self.imageSource[0];

        }else{
            urlStr = [NSString stringWithFormat:@"%@,%@",urlStr,self.imageSource[i]];

        }
    }
    
    NSString *str = [NSString stringWithFormat:@"%@modelInfo?action=doAddPrivateItem&ModelPK=%@&PrivatePK=%@&URL=%@&FType=图片",imageURl,[ModelUser user].modelpk,privatePk,urlStr];
    [[AHHttpManager sharedManager]POST:[str stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding] parameters:nil success:^(id responseObject) {
        NSLog(@"%@",responseObject);
        if ([[responseObject objectForKey:@"msg"]isEqualToString:@"success"]) {
            [self.navigationController popViewControllerAnimated:YES];

        }else{
            [MBProgressHUD showTextHUD:@"超时" inView:self.view hideAfterDelay:1];
        }
    } failure:^(NSError *error) {
        NSLog(@"error = %@",error);
        [MBProgressHUD showTextHUD:@"超时" inView:self.view hideAfterDelay:1];
    }];
}

#pragma mark -
- (NSInteger)collectionView:(UICollectionView *)collectionView numberOfItemsInSection:(NSInteger)section {
    return self.dataSource.count < 4 ? self.dataSource.count + 1:4;
}
- (UICollectionViewCell *)collectionView:(UICollectionView *)collectionView cellForItemAtIndexPath:(NSIndexPath *)indexPath {
    PhotoCollectionViewCell *cell = [collectionView dequeueReusableCellWithReuseIdentifier:NSStringFromClass([PhotoCollectionViewCell class]) forIndexPath:indexPath];
    if (indexPath.item < self.dataSource.count) {
        cell.userImageView.image = self.dataSource[indexPath.item];
    }
    
    return cell;
    
}
- (void)collectionView:(UICollectionView *)collectionView didSelectItemAtIndexPath:(NSIndexPath *)indexPath {
    if (self.dataSource.count == indexPath.item) {
        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];
    }
}
#pragma mark -
- (void)imagePickerController:(UIImagePickerController *)picker didFinishPickingMediaWithInfo:(NSDictionary<NSString *,id> *)info {
    UIImage *image = [info objectForKey:@"UIImagePickerControllerEditedImage"];
    [picker dismissViewControllerAnimated:NO completion:nil];
    [self postPicDataWithNetworkingWith:image];
}

#pragma mark -- 上传图片
- (void)postPicDataWithNetworkingWith:(UIImage *)image {
    [MBProgressHUD showHUDAddedTo:self.view animated:YES];
    
    [YanCNetWorkManager requestPostWithURLStr:Url_skillphoto(PublicUrl) fileData:image name:@"img" fileName:@"111.png" mimeType:@"image/jpg/png" parameters:nil finish:^(id dataDic) {
        [MBProgressHUD hideHUDForView:self.view animated:YES];
        
        NSString *issuccess = dataDic[@"msg"];
        if ([issuccess isEqualToString:@"success"]) {
            NSString *pubImageUrl = dataDic[@"img"];
            [self.imageSource addObject:pubImageUrl];
            [self.dataSource addObject:image];
            [self.photoListView reloadData];

        } else {
            [MBProgressHUD showInfo:@"请求失败！"];
        }
    } enError:^(NSError *error) {
        [MBProgressHUD hideHUDForView:self.view animated:YES];
    }];
}

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

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


@end