hacks.swift

//
//  CameraViewController.swift
//  SpotWalk
//
//  Created by Alex Persian on 10/25/15.
//  Copyright © 2015 alexpersian. All rights reserved.
//

import UIKit
import AVFoundation
import Alamofire
import ImageIO

class CameraViewController: UIViewController, UINavigationControllerDelegate, UIImagePickerControllerDelegate {
    
    @IBOutlet weak var imageView: UIImageView!
    @IBOutlet weak var sendPhotoButton: UIButton!
    
    var imagePicker: UIImagePickerController!
    var capturedImage: UIImage!
    var encodedImage: NSData!
    var currentToken: String!
    
    override func viewDidLoad() {
        super.viewDidLoad()

        // Do any additional setup after loading the view.
    }

    override func didReceiveMemoryWarning() {
        super.didReceiveMemoryWarning()
        // Dispose of any resources that can be recreated.
    }
    
    func imagePickerController(picker: UIImagePickerController, didFinishPickingMediaWithInfo info: [String : AnyObject]) {
        
        print("INFO -> \(info)")
        
        imagePicker.dismissViewControllerAnimated(true, completion: nil)
        capturedImage = info[UIImagePickerControllerOriginalImage] as? UIImage
        print(info[UIImagePickerControllerOriginalImage]?.pathExtension)
        
        capturedImage = resizeImage(capturedImage, newWidth: 200)
        
        imageView.image = capturedImage
        
        encodeImage(capturedImage)
        
        if (sendPhotoButton.hidden) {
            sendPhotoButton.hidden = false
        }
    }
    
    func encodeImage(image: UIImage) {
        print("entering the compression zone")
        if let imageData = UIImageJPEGRepresentation(image, 0.1) {
            encodedImage = imageData.base64EncodedDataWithOptions([])
        }
    }
    
    func resizeImage(image: UIImage, newWidth: CGFloat) -> UIImage {
        
        let scale = newWidth / image.size.width
        let newHeight = image.size.height * scale
        UIGraphicsBeginImageContext(CGSizeMake(newWidth, newHeight))
        image.drawInRect(CGRectMake(0, 0, newWidth, newHeight))
        let newImage = UIGraphicsGetImageFromCurrentImageContext()
        UIGraphicsEndImageContext()
        
        return newImage
    }

    @IBAction func takePhoto(sender: UIButton) {
        imagePicker =  UIImagePickerController()
        imagePicker.delegate = self
        imagePicker.sourceType = .Camera
        
        presentViewController(imagePicker, animated: true, completion: nil)
    }
    
    @IBAction func sendPhoto(sender: UIButton) {
        // https://camfind.p.mashape.com/image_requests
        
        let headers = [
            "X-Mashape-Key": "oeuhfiGkaemshPJ5lp4Uht88b1Hip1FqV0vjsnMAFOGSVyayMs",
            "Content-Type": "application/x-www-form-urlencoded"
        ]
        
        let parameters = [
            "image_request[image]": capturedImage,
            "image_request[locale]": "en_US"
        ]
        
        let imageParameters = [
            "image": encodedImage
        ]
        
        Alamofire.request(.POST, "http://104.236.5.9:3000/camtest", parameters: imageParameters)
            .responseJSON { response in
                debugPrint(response)
        }
        
//        Alamofire.upload(.POST, "https://camfind.p.mashape.com/image_requests", headers: headers, parameters: parameters)
//            .responseJSON { response in
//                debugPrint(response)
//        }
        
        
        
        Alamofire.request(.POST, "https://camfind.p.mashape.com/image_requests", headers: headers, parameters: parameters)
            .responseJSON { response in
                debugPrint(response)   // result of response serialization
                
                if let JSON = response.result.value {
                    print("<token> JSON: \(JSON["token"])")
                    self.currentToken = JSON["token"] as? String
                    
                    Alamofire.request(.GET, "http://104.236.5.9:3000/camfind?tolken=\(self.currentToken)")
                        .responseJSON { response in
                            debugPrint(response)
                            
                            if let JSON = response.result.value {
                                print("<barcode> JSON: \(JSON)")
                            }
                    }
                    
                }
        }
    }
    
    func uploadImage(imageData: NSDate) {
        let headers = [
            "X-Mashape-Key": "oeuhfiGkaemshPJ5lp4Uht88b1Hip1FqV0vjsnMAFOGSVyayMs",
            "Content-Type": "image/jpeg"
        ]
        
        let parameters = [
            "image_request[image]": "image.jpg",
            "image_request[locale]": "en_US"
        ]
        
        Alamofire.request(.POST, "https://camfind.p.mashape.com/image_requests", headers: headers, parameters: parameters)
            .responseJSON { response in
                debugPrint(response)
                
                if let JSON = response.result.value {
                    print("<token> JSON: \(JSON["token"])")
                }
                
        }
    }
    
    
    /* --------------------------- */
    
//    func uploadAvatar(imageData: NSData) {
//        let request = urlRequestForPath("/user/upload/avatar/", parameters: nil, method: .POST) as! NSMutableURLRequest
//        let boundary = generateBoundaryString()
//        let boundaryStart = "--\(boundary)\r\n"
//        let boundaryEnd = "--\(boundary)--\r\n"
//        
//        let requestBodyData = NSMutableData()
//        requestBodyData.appendString(boundaryStart)
//        requestBodyData.appendString("Content-Disposition: form-data; name=\"file\"; filename=\"image.jpeg\"\r\n")
//        requestBodyData.appendString("Content-Type: image/jpeg\r\n\r\n")
//        requestBodyData.appendData(imageData)
//        requestBodyData.appendString("\r\n")
//        requestBodyData.appendString(boundaryEnd)
//        
//        request.setValue("multipart/form-data; boundary=\(boundary)", forHTTPHeaderField: "Content-Type")
//        request.HTTPBody = requestBodyData
//        
//        UIApplication.sharedApplication().networkActivityIndicatorVisible = true
//        
//        return NSURLConnection.promise(request).then{ (data:NSData) -> JSON in
//            UIApplication.sharedApplication().networkActivityIndicatorVisible = false
//            return JSON(data: data)
//        }
//    }
//    
//    extension NSMutableData {
//        func appendString(string: String) {
//            let data = string.dataUsingEncoding(NSUTF8StringEncoding, allowLossyConversion: true)
//            appendData(data!)
//        }
//        
//        func generateBoundaryString() -> String {
//            return "Boundary-\(NSUUID().UUIDString)"
//        }
//    }
    
    /* ---------------------------- */
    
    
    
    /*
    // MARK: - Navigation

    // In a storyboard-based application, you will often want to do a little preparation before navigation
    override func prepareForSegue(segue: UIStoryboardSegue, sender: AnyObject?) {
        // Get the new view controller using segue.destinationViewController.
        // Pass the selected object to the new view controller.
    }
    */

}