erpsuiteios/RA Image/RA Image/BasicModeViewController.m

//
//  BasicModeViewController.m
//  RA Image
//
//  Created by Jack on 2017/5/3.
//  Copyright © 2017年 USAI. All rights reserved.
//

#import "BasicModeViewController.h"
#import "ScannerViewController.h"
#import "PhotoListViewController.h"

@interface BasicModeViewController ()<UITextFieldDelegate>

@end

@implementation BasicModeViewController

- (void)viewDidLoad {
    [super viewDidLoad];
    // Do any additional setup after loading the view.
}

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

- (void)viewWillAppear:(BOOL)animated {
    [super viewWillAppear:animated];
    [self loadSavedPhotoCount];
}

- (void)showPhotoList {
    if (!self.photos.count) {
        [RAUtils message_alert:@"There is no photo" title:@"Note" controller:self];
        return;
    }
    PhotoListViewController *photoListVC = (PhotoListViewController *)[self viewControllerInStoryboard:@"PhotoList" withId:@"PhotoListViewController"];
    photoListVC.photos = [self.photos mutableCopy];
    [self.navigationController pushViewController:photoListVC animated:YES];
}

- (void)showScanner {
    __weak typeof(self) weakself = self;
    ScannerViewController *scannerVC = [[UIStoryboard storyboardWithName:@"cam_scan" bundle:nil] instantiateViewControllerWithIdentifier:@"NewScannerViewController"];
    scannerVC.returnCode = ^(NSString *code) {
        // 扫描成功保存扫描值
        if (code.length) {
            
            if (weakself) {
                __strong typeof(weakself) strongself = weakself;
                
                strongself.barcode = code;
            }
            
        }
    };
    [self presentViewController:scannerVC animated:YES completion:nil];
}

- (void)showCamera {
    UIImagePickerController *imgPicker = [[UIImagePickerController alloc] init];
    imgPicker.delegate = self;
    //        AVAuthorizationStatus status = [AVCaptureDevice authorizationStatusForMediaType:AVMediaTypeVideo];
    //        if (status != AVAuthorizationStatusAuthorized) {
    //            // 未授权
    //            [RAUtils message_alert:@"please allow app use camera" title:@"Warning" controller:weakself];
    //        } else {
    imgPicker.sourceType = UIImagePickerControllerSourceTypeCamera;
    imgPicker.allowsEditing = YES;
    [self presentViewController:imgPicker animated:YES completion:nil];
    
    //        }
}

- (void)showPhotoLibrary {
    
    UIImagePickerController *imgPicker = [[UIImagePickerController alloc] init];
    imgPicker.delegate = self;
    //        ALAuthorizationStatus author = [ALAssetsLibrary authorizationStatus];
    //        if (author != ALAuthorizationStatusAuthorized) {
    //            [RAUtils message_alert:@"please allow app visit photo library" title:@"Warning" controller:weakself];
    //        } else {
    imgPicker.sourceType = UIImagePickerControllerSourceTypePhotoLibrary;
    imgPicker.allowsEditing = NO;
    [self presentViewController:imgPicker animated:YES completion:nil];
    //        }
}

- (void)showBarcodeInput {
    __weak typeof(self) weakself = self;
    UIAlertController *alert = [UIAlertController alertControllerWithTitle:@"Please enter Barcode" message:nil preferredStyle:UIAlertControllerStyleAlert];
    [alert addTextFieldWithConfigurationHandler:^(UITextField * _Nonnull textField) {
       
        textField.delegate = weakself;
        
    }];
    
    UIAlertAction *OK = [UIAlertAction actionWithTitle:@"Ok" style:UIAlertActionStyleDefault handler:^(UIAlertAction * _Nonnull action) {

    }];
    
    UIAlertAction *cancel = [UIAlertAction actionWithTitle:@"Cancel" style:UIAlertActionStyleDestructive handler:^(UIAlertAction * _Nonnull action) {
        
    }];
    
    [alert addAction:cancel];
    [alert addAction:OK];
   
    [self presentViewController:alert animated:YES completion:nil];
    
}

- (void)receiveImage:(UIImage *)img {
    
}

- (void)saveImage:(UIImage *)img {
    NSString *dir = [NSString stringWithFormat:@"%@/%@",[RAUtils appCacheDirectory],self.name];
    
    NSDate * date = [NSDate date];
    NSDateFormatter * dateFormatter = [[NSDateFormatter alloc] init];
    [dateFormatter setDateFormat:@"YYYY-MM-dd HH:mm:ss"];
    NSString * name = [[dateFormatter stringFromDate:date] stringByAppendingPathExtension:@"png"];

    NSString *path = [dir stringByAppendingPathComponent:name];
    
    [RAUtils saveData:UIImagePNGRepresentation(img) toPath:path];
}

- (void)loadSavedPhotoCount {
    NSString *dir = [NSString stringWithFormat:@"%@/%@",[RAUtils appCacheDirectory],self.name];
    NSFileManager *manager = [NSFileManager defaultManager];
    NSArray *files = [manager contentsOfDirectoryAtPath:dir error:nil];
    if (files.count) {
        NSMutableArray *photos = [NSMutableArray array];
        for (NSString *name in files) {
            if ([name hasSuffix:@".png"]) {
                NSString *path = [dir stringByAppendingPathComponent:name];
                UIImage *img = [UIImage imageWithContentsOfFile:path];
                NSDictionary *photoDic = @{
                                           @"photo" : img,
                                           @"check" : @(NO),
                                           @"path"  : path
                                           };
                [photos addObject:photoDic];
            }
        }
        self.photoCount = photos.count;
        self.photos = photos;
    } else {
        self.photoCount = 0;
        self.photos = nil;
    }
}

#pragma mark - Public Method

- (void)clickCameraButton {
//    __weak typeof(self) weakself = self;
//    
//    
//    UIAlertController *aler = [UIAlertController alertControllerWithTitle:nil message:nil preferredStyle:UIAlertControllerStyleActionSheet];
//    UIAlertAction *library = [UIAlertAction actionWithTitle:@"Camera" style:UIAlertActionStyleDefault handler:^(UIAlertAction * _Nonnull action) {
//        [weakself showCamera];
//    }];
//    
//    UIAlertAction *camera = [UIAlertAction actionWithTitle:@"Photo Library" style:UIAlertActionStyleDefault handler:^(UIAlertAction * _Nonnull action) {
//        [weakself showPhotoLibrary];
//    }];
//    
//    UIAlertAction *cancel = [UIAlertAction actionWithTitle:@"Cancel" style:UIAlertActionStyleDestructive handler:^(UIAlertAction * _Nonnull action) {
//        
//    }];
//    
//    [aler addAction:library];
//    [aler addAction:camera];
//    [aler addAction:cancel];
//    
//    [self presentViewController:aler animated:YES completion:nil];
    [self showCamera];
}

#pragma mark - Image Picker Delegate

- (void)imagePickerController:(UIImagePickerController *)picker didFinishPickingMediaWithInfo:(NSDictionary<NSString *,id> *)info
{
    UIImage *image = nil;
    if (picker.sourceType == UIImagePickerControllerSourceTypeCamera) {
        
        image = [info objectForKey:UIImagePickerControllerEditedImage];
        [picker dismissViewControllerAnimated:YES completion:nil];
        
    } else if (picker .sourceType == UIImagePickerControllerSourceTypePhotoLibrary) {
        
        image = [info objectForKey:UIImagePickerControllerOriginalImage];
        [picker dismissViewControllerAnimated:YES completion:nil];
    }
    [self saveImage:image];
    [self receiveImage:image];
    
}


- (void)imagePickerControllerDidCancel:(UIImagePickerController *)picker{
    
    [picker dismissViewControllerAnimated:YES completion:nil];
    
    
}

#pragma mark - TextField Delegate

- (void)textFieldDidEndEditing:(UITextField *)textField {
    self.barcode = textField.text;
}

@end