LONDON-IOS/GMERemittance/Profile/WithdrawViewController.swift

//
//  WithdrawViewController.swift
//  GMERemittance
//
//  Created by Fm-user on 1/12/18.
//  Copyright © 2018 Gobal Money Express Co. Ltd. All rights reserved.
//

import UIKit

class WithdrawViewController: UIViewController {
    
    @IBOutlet weak var textViewWithdraw: UITextView!
    @IBOutlet weak var textFieldAmount: UITextField!
    
    private var withdrawviewmodel = WithdrawViewModel()
    private var activityIndicator: UIActivityIndicatorView = UIActivityIndicatorView()
    
    override func viewDidLoad() {
        super.viewDidLoad()
        
        setUpNavBar(id: 201, title: "Withdraw")

        setUpAnotherLoginListener(genericviewmodel: withdrawviewmodel)
        
        hideKeyboardWhenTappedAround()
        
        // Do any additional setup after loading the view.
        textViewWithdraw.delegate = self
        textViewWithdraw.text = "Reason for withdraw"
        textViewWithdraw.textColor = UIColor(red:0.78, green:0.78, blue:0.80, alpha:1.0)
        
        
        withdrawviewmodel.withdrawConnectionTimeOut.value = nil
        /**
         connection timeout
         */
        withdrawviewmodel.withdrawConnectionTimeOut.bind { [unowned self] in
            guard $0 != nil else {
                return
            }
            self.enableUserInteractions()
            self.dismissActivityIndicator(activityIndicator: self.activityIndicator)
            self.popUpMessage(value: 20)
        }
        
        
        withdrawviewmodel.internetConnection.value = nil
        
        /**
            internet check
         */
        
        withdrawviewmodel.internetConnection.bind { [unowned self] in
            guard $0 != nil else {
                return
            }
            self.enableUserInteractions()
            self.dismissActivityIndicator(activityIndicator: self.activityIndicator)
            self.popUpMessage(value: 15)
        }
        
        /**
         Update the for send and withdraw request
         */
        withdrawviewmodel.requestProcessed.bind { [unowned self] in
            
            guard $0 != nil else {
                return
            }
            
            self.dismissActivityIndicator(activityIndicator: self.activityIndicator)
            self.enableUserInteractions()
            
            guard $0! else {
                self.popUpMessageError(value: 10, message: self.withdrawviewmodel.getErrorMessage())
                return
            }
            guard let navController = self.navigationController else {
                return
            }
            
            if let popUpViewController = UIStoryboard.init(name: "Main", bundle: Bundle.main).instantiateViewController(withIdentifier: "popUpInfo") as? PopUpGeneralInfo {
                
                popUpViewController.indexValue = 3
                
                navController.addChildViewController(popUpViewController)
                popUpViewController.view.frame = navController.view.bounds
                navController.view.addSubview(popUpViewController.view)
                popUpViewController.didMove(toParentViewController: navController)
            }
        }
    }
    
    
    override func didReceiveMemoryWarning() {
        super.didReceiveMemoryWarning()
        // Dispose of any resources that can be recreated.
    }
    
    @IBAction func submitWithdrawRequest(_ sender: Any) {
        withdrawviewmodel.setParam(amount: textFieldAmount.text!, reason: textViewWithdraw.text)
        switch withdrawviewmodel.validateAmountandReason() {
            
        case .Valid:
            confirmRequest()
            
        case .InValid(let error):
            self.popUpMessageError(value: 11, message: error)
        }
    }
    
    /**
        Conforming for request
     */
    func confirmRequest() {
        
        let alertController = UIAlertController(title: "Enter your login password", message: nil, preferredStyle: .alert)
        
        alertController.addTextField { (textField : UITextField!) -> Void in
            textField.placeholder = "Password"
            textField.isSecureTextEntry = true
            textField.tag = 51
            textField.delegate = self
        }
        
        let confirmAction = UIAlertAction(title: "Confirm", style: .default, handler: {
            alert -> Void in
            
            let valueTextField = alertController.textFields![0] as UITextField
            
            if valueTextField.text != "" {
                self.disableUserInteractions()
                self.showActivityIndicator(activityIndicator: self.activityIndicator)
                self.withdrawviewmodel.sendWithdrawRequest(password: valueTextField.text!)
            } else {
                self.popUpMessageError(value: 11, message: "Password was missing")
            }
        })
        
        let cancelAction = UIAlertAction(title: "Cancel", style: .cancel, handler: {
            (action : UIAlertAction!) -> Void in
        })
        
        cancelAction.setValue(UIColor.black, forKey: "titleTextColor")
        confirmAction.setValue(UIColor(hex:0xEC1C24), forKey: "titleTextColor")
        
        alertController.addAction(cancelAction)
        alertController.addAction(confirmAction)
        
        self.present(alertController, animated: true, completion: nil)

    }
}


extension WithdrawViewController: UITextViewDelegate {
    
    func textViewDidBeginEditing(_ textViewWithdraw: UITextView) {
        if textViewWithdraw.textColor == UIColor(red:0.78, green:0.78, blue:0.80, alpha:1.0) {
            textViewWithdraw.text = nil
            textViewWithdraw.textColor = UIColor(red:0.29, green:0.29, blue:0.29, alpha:1.0)
        }
    }
    
    func textViewDidEndEditing(_ textViewWithdraw: UITextView) {
        if textViewWithdraw.text.isEmpty {
            textViewWithdraw.text = "Reason for withdraw"
            textViewWithdraw.textColor = UIColor(red:0.78, green:0.78, blue:0.80, alpha:1.0)
        }
    }
    
}

extension WithdrawViewController: UITextFieldDelegate {
    func textFieldShouldBeginEditing(_ textField: UITextField) -> Bool {
        if textField.tag == 51 {
            textField.tag = 0
            return false
        }
        return true
    }
}