BeyondBirth/UpdateItemViewController.swift at master · Chiagoziem/BeyondBirth · GitHub

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//
//  UpdateItemViewController.swift
//  CoreDataExample
//
//  Created by Farhan Syed on 4/16/17.
//  Copyright © 2017 Farhan Syed. All rights reserved.
//

import UIKit

class UpdateItemViewController: UIViewController, UITextViewDelegate {

    let context = (UIApplication.shared.delegate as! AppDelegate).persistentContainer.viewContext
    var item: Item!

    @IBOutlet weak var entryText: UITextView!

    @IBAction func dismiss(_ sender: Any) {
        dismiss(animated: true, completion: nil)
    }

    @IBAction func updateAction(_ sender: Any) {

        guard let newEntry = entryText.text else  {
            return
        }

        item.name = newEntry
        (UIApplication.shared.delegate as! AppDelegate).saveContext()

        dismiss(animated: true, completion: nil)

    }

    override func viewDidLoad() {
        super.viewDidLoad()

        // Do any additional setup after loading the view.

        entryText!.delegate = self
        entryText!.becomeFirstResponder()
        configureEntryData(entry: item)

        print(item)

    }

    override func didReceiveMemoryWarning() {
        super.didReceiveMemoryWarning()
        // Dispose of any resources that can be recreated.
    }


    func configureEntryData(entry: Item) {

        guard let text = entry.name else {
            return
        }

        entryText!.text = text
    }


    func textView(_ textView: UITextView, shouldChangeTextIn range: NSRange, replacementText text: String) -> Bool {
        if (text == "\n") {
            textView.resignFirstResponder()
            return false
        }
        return true
    }


}