Y4UsdaParamEntryViewController.m

Go to the documentation of this file.

//
//  Y4UsdaParamEntryViewController.m
//  TodaysMenu
//
//  Created by Don Zeek on 4/20/16.
//  Copyright © 2016 net.dzeek.y2015.ios.portfolio. All rights reserved.
//

#import "Y4UsdaParamEntryViewController.h"
#import "Z5DataController.h"

@interface Y4UsdaParamEntryViewController ()
@property (strong, nonatomic) IBOutlet UITextField *sodiumParamTextField;
@property (strong, nonatomic) IBOutlet UITextField *totalFatParamTextField;
@property (strong, nonatomic) MenuItem *focusMenuItem;
@end

@implementation Y4UsdaParamEntryViewController

- (id) initWithMenuItem:(MenuItem *)menuItem
{
    self = [super init];
    _focusMenuItem = menuItem;
    if (_focusMenuItem) {
        NSLog(@"UsdaParmeterEntry.initWithMenuItem: usda# %@", [self.focusMenuItem usdaNumbers]);
        
    } else {
        NSLog(@"UsdaParmeterEntry.initWithMenuItem: no focus menu item");
    }
    return self;
}

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

}
-(void)viewWillAppear:(BOOL)animated
{
    NSLog(@"ParameterEntryController.viewWillAppear: usda#: %@", _focusMenuItem.usdaNumbers);
    
    // get the dictionary, to get sodium and total-fat
    NSDictionary *currentParameters = [[[Z5DataController sharedInstance] localDataController] jsonForUsdaNumbersInMenuItem:_focusMenuItem];
    NSString *sodiumStr = [currentParameters objectForKey:@"sodium"];
    if (sodiumStr) {
        NSString *sodiumNumbers = [sodiumStr stringByTrimmingCharactersInSet:[NSCharacterSet letterCharacterSet]];
        [self.sodiumParamTextField setText:sodiumNumbers];
    }
    NSString *totalFatStr = [currentParameters objectForKey:@"total-fat"];
    if (totalFatStr) {
        NSString *totalFatNumbers = [totalFatStr stringByTrimmingCharactersInSet:[NSCharacterSet letterCharacterSet]];
        [self.totalFatParamTextField setText:totalFatNumbers];
    }
}
- (void)viewWillDisappear:(BOOL)animated
{
    [super viewWillDisappear:animated];
    
    // NSLog(@"ParameterEntryController.viewWillDisappear: beginning usda#: %@", _focusMenuItem.usdaNumbers);
    // NSDictionary *jsonDictionary = [[[Z5DataController sharedInstance] localDataController] jsonForUsdaNumbersInMenuItem:[self focusMenuItem]];
    // NSLog(@"ParameterEntryController.viewWillDisappear: after getting dictionary: usda#: %@", _focusMenuItem.usdaNumbers);
    // NSLog(@"ParameterEntryController.viewWillDisappear: current usda dictionary: %@", json);
    
    /*
     * Entry data
     */
    NSString *sodiumLevel = [self.sodiumParamTextField text];
    NSString *sodiumKey = [[NSString alloc] initWithFormat:@"%@",@"sodium"];
    NSString *sodiumValue = [[NSString alloc] initWithFormat:@"%@",sodiumLevel];
    NSString *totalFatLevel = [self.totalFatParamTextField text];
    NSString *totalFatKey = [[NSString alloc] initWithFormat:@"%@",@"total-fat"];
    NSString *totalFatValue = [[NSString alloc] initWithFormat:@"%@",totalFatLevel];
    
    NSDictionary *parameterDictionary = [[NSDictionary alloc] initWithObjectsAndKeys:sodiumValue, sodiumKey, totalFatValue, totalFatKey, nil];
    if([NSJSONSerialization isValidJSONObject:parameterDictionary]) {
        
        // serialize json to check correctness
        NSError *err_writing;
        NSData *usdaData = [NSJSONSerialization dataWithJSONObject:parameterDictionary options:NSJSONWritingPrettyPrinted error:&err_writing];
        if (err_writing) {
            NSLog(@"ParameterEntryController.viewWillDisappear: err_writing: %@", err_writing);
        } else {
            // NSString* out = [[NSString alloc] initWithData:usdaData encoding:NSUTF8StringEncoding];
            // self.focusMenuItem.usdaNumbers = out;
            NSDictionary *updatedJson = [[[Z5DataController sharedInstance] localDataController] mergeJsonForUsdaNumbers:parameterDictionary inMenuItem:[self focusMenuItem] inContext:self.view];
            NSLog(@"ParameterEntryController.viewWillDisappear: updatedJson: %@ \nusdaData: %@", updatedJson, usdaData);
//            self.focusMenuItem.usdaNumbers = [updatedJson descriptionInStringsFileFormat];
            NSError *error;
            NSData *jsonData = [NSJSONSerialization dataWithJSONObject:updatedJson
                                                               options:NSJSONWritingPrettyPrinted // Pass 0 if you don't care about the readability of the generated string
                                                                 error:&error];
            
            if (! jsonData) {
                NSLog(@"Got an error: %@", error);
            } else {
                self.focusMenuItem.usdaNumbers = [[NSString alloc] initWithData:jsonData encoding:NSUTF8StringEncoding];
            }
             NSLog(@"ParameterEntryController.viewWillDisappear: updated usdaNumbers: %@", self.focusMenuItem.usdaNumbers);
        }
        
    } else {
        NSLog(@"ParameterEntryController.viewWillDisappear: parameterDictionary is invalid JSON");
    }
}
- (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.
}
*/
// !! get current USDA entry for this parameter, if available
//  - + (id)JSONObjectWithStream:(NSInputStream *)stream
//  -                    options:(NSJSONReadingOptions)opt
//  -                      error:(NSError * _Nullable *)error

@end