ThatsBetter.swift

//
//  ProfileViewController.swift
//  Bg-Mon
//
//  Created by Keaton Burleson on 4/4/16.
//  Copyright © 2016 Keaton Burleson. All rights reserved.
//

import Foundation
import UIKit
import MBProgressHUD

class ProfileViewController: UITableViewController, UIImagePickerControllerDelegate, UINavigationControllerDelegate, UITextFieldDelegate {


	//MARK: - Properties
	
	@IBOutlet var sensitivity: UITextField?
	@IBOutlet var targetBG: UITextField?
	@IBOutlet var carbRatio: UITextField?
	@IBOutlet var doctorName: UITextField?
	@IBOutlet var doctorEmail: UITextField?
	@IBOutlet var longBrandField: UITextField?
	@IBOutlet var longBrandLabel: UILabel?
	@IBOutlet var fastBrandField: UITextField?
	@IBOutlet var fastBrandLabel: UILabel?
	@IBOutlet var fastUnits: UITextField?
	@IBOutlet var longUnits: UITextField?
	@IBOutlet var switchReminders: UISwitch?
	@IBOutlet var switchAmerica: UISwitch?
	@IBOutlet var switchRound: UISwitch?

	fileprivate var profileManager: ProfileManager?

	fileprivate var hud: MBProgressHUD?
	
	//MARK: - Lifecycle

	override func viewDidLoad() {
		super.viewDidLoad()
		setDelegates()
		setNextFields()
		profileManager = ProfileManager()
	}



	//MARK - UITextFieldDelegate Methods

	func textFieldShouldReturn(_ textField: UITextField) -> Bool {
		textField.nextField?.becomeFirstResponder()
		return true
	}

	//MARK: - Updater Methods
	
	@IBAction func updateMetric(_ sender: UISwitch) {
		profileManager?.useMetric = sender.isOn
	}

	@IBAction func updateReminders(_ sender: UISwitch) {
		profileManager?.useReminders = sender.isOn
	}

	@IBAction func updateRounding(_ sender: UISwitch) {
		profileManager?.roundInsulin = sender.isOn
	}
	
	//MARK - Helper Methods


	@IBAction func saveAll() {
		
		resignAllSubviews()
		
		if sensitivity?.text != "" {
			profileManager?.sensitivity = sensitivity?.text
		}
		
		if carbRatio?.text != "" {
			profileManager?.ratio = carbRatio?.text
		}
		
		if targetBG?.text != "" {
			profileManager?.targetBloodSugar = targetBG?.text
		}

		if doctorEmail?.text != "" {
			profileManager?.drEmail = doctorEmail?.text
		}
		
		if doctorName?.text != "" {
			profileManager?.drName = doctorName?.text
		}

		if fastBrandField?.text != nil {
			profileManager?.standardBrand = fastBrandField?.text
		}
		
		if longBrandField?.text != "" {
			profileManager?.longLastingBrand = longBrandField?.text
		}

		if longUnits?.text != "" {
			profileManager?.longLastingUnits = longUnits?.text
		}
		
		if fastUnits?.text != "" {
			profileManager?.standardUnits = fastUnits?.text
		}

	}

	fileprivate func setDelegates() {
		targetBG?.delegate = self
		sensitivity?.delegate = self
		carbRatio?.delegate = self
		doctorName?.delegate = self
		fastUnits?.delegate = self
		longUnits?.delegate = self
		longBrandField?.delegate = self
		fastBrandField?.delegate = self
	}
	
	fileprivate func setNextFields() {
		targetBG?.nextField = sensitivity
		sensitivity?.nextField = carbRatio
		carbRatio?.nextField = doctorName
		doctorName?.nextField = doctorEmail
		doctorEmail?.nextField = longBrandField
		longBrandField?.nextField = fastBrandField
		fastBrandField?.nextField = longUnits
		longUnits?.nextField = fastUnits
	}
	
	fileprivate func resignAllSubviews() {
		for view in self.view.subviews {
			if view is UITextField {
				let field = view as! UITextField
				field.resignFirstResponder()
			}
		}

		self.view.endEditing(true)
	}
	
	//MARK: - UITableViewDelegate Methods

	override func tableView(_ tableView: UITableView, didSelectRowAt indexPath: IndexPath) {
		self.tableView.deselectRow(at: indexPath, animated: true)
	}
}

extension ProfileViewController: ProfileManagerDelegate {
	func updatedMetric(metric: Bool!) {
		if metric == true {
			targetBG?.placeholder = "7.8 mmol/L"
			doctorEmail?.placeholder = "plumbottom@doctor.co.uk"

		} else {
			targetBG?.placeholder = "120 mg/dL"
			doctorEmail?.placeholder = "doctor@dr-office.org"
		}

	}
}