//
//  CustomeCellPromo.swift
//
//  Created by Macbook pro on 8/29/17.
//  Copyright © 2017 Macbook pro. All rights reserved.
//

import UIKit

class CustomeCellPromo: UITableViewCell , UIImagePickerControllerDelegate, UINavigationControllerDelegate {

    @IBOutlet weak var imagePromo: UIImageView!
    var targetImageView:UIImageView?
    var tableViewController:UITableViewController?

    override func awakeFromNib() {
        super.awakeFromNib()

        let tap = UITapGestureRecognizer(target: self, action: #selector(imageTapped(tapGestureRecognizer:)))
        tap.numberOfTapsRequired = 1
        tap.numberOfTouchesRequired = 1

        imagePromo.addGestureRecognizer(tap)
    }

    override func setSelected(_ selected: Bool, animated: Bool) {
        super.setSelected(selected, animated: animated)
    }

    func imageTapped(tapGestureRecognizer:UITapGestureRecognizer) {
        let tappedImage = tapGestureRecognizer.view as? UIImageView
        targetImageView = tappedImage!
        getPicture()
    }


    // - Function to show alert how user choice way to give picture
    func getPicture() {
        let alert:UIAlertController = UIAlertController(title: "Choose Image", message: nil, preferredStyle: UIAlertControllerStyle.actionSheet)
        let cameraAction = UIAlertAction(title: "Camera", style: UIAlertActionStyle.default) {
            UIAlertAction in self.openCamera()
        }
        let galleryAction = UIAlertAction(title: "Gallery", style: UIAlertActionStyle.default) {
            UIAlertAction in self.openGallery()
        }
        let cancelAction = UIAlertAction(title: "Cancel", style: UIAlertActionStyle.default) {
            UIAlertAction in
        }

        alert.addAction(cameraAction)
        alert.addAction(galleryAction)
        alert.addAction(cancelAction)

        tableViewController?.present(alert, animated: true, completion: nil)
    }

    func openCamera() {
        print("Camera Opened")
        // Check if phone has camera?
        if(UIImagePickerController.isSourceTypeAvailable(UIImagePickerControllerSourceType.camera)) {
            let imagePicker = UIImagePickerController()
            imagePicker.delegate = self
            imagePicker.sourceType = UIImagePickerControllerSourceType.camera;
            imagePicker.allowsEditing = false

            tableViewController?.present(imagePicker, animated: true, completion: nil)
        }
    }

    func openGallery() {
        print("Galery opened")

        if(UIImagePickerController.isSourceTypeAvailable(UIImagePickerControllerSourceType.photoLibrary)) {
            let imagePicker = UIImagePickerController()
            imagePicker.delegate = self
            imagePicker.sourceType = UIImagePickerControllerSourceType.photoLibrary
            imagePicker.allowsEditing = false

            tableViewController?.present(imagePicker, animated: false, completion: nil)
        }
    }

    // Handle after user take pictue / chosse photo from library
    func imagePickerController(_ picker: UIImagePickerController, didFinishPickingMediaWithInfo info: [String : Any]) {
        if let image = info[UIImagePickerControllerOriginalImage] as? UIImage {
            imagePromo.image = image
            tableViewController?.dismiss(animated: true, completion: nil)
        }
    }

    // Handle cancel user from take picture / choice photo from library
    func imagePickerControllerDidCancel(_ picker: UIImagePickerController) {
       tableViewController?.dismiss(animated: true, completion: nil)
    }


}