//
//  ViewController.swift
//  Koloda
//
//  Created by Eugene Andreyev on 4/23/15.
//  Copyright (c) 2015 Eugene Andreyev. All rights reserved.
//

import UIKit
import Koloda

private var numberOfCards: Int = 5

class ViewController: UIViewController {

    @IBOutlet weak var kolodaView: KolodaView!
    var imgLikeWidth : Int = 50
    var imgLikeHeight : Int = 50
    var imgDislikeWidth : Int = 50
    var imgDislikeHeight : Int = 50
    var products = [Product]()
    @IBOutlet var imgLike : UIImageView!
    @IBOutlet var imgDislike : UIImageView!

    override func viewDidLoad() {
        super.viewDidLoad()

        kolodaView.dataSource = self
        kolodaView.delegate = self

        let p = Product()
        p.testo = "TESTO"
        p.url_image = "https://www.comune.casina.re.it/wp-content/uploads/2019/07/Sarzano-panoramica-Maggio-2019-ridotta.jpg"
        let p1 = Product()
        p1.testo = "TESTO"
        p1.url_image = "https://www.comune.casina.re.it/wp-content/uploads/2019/07/Sarzano-panoramica-Maggio-2019-ridotta.jpg"
        self.products.append(p)
        self.products.append(p1)

        print("AGGIUNTA PRODOTTI")

        self.modalTransitionStyle = UIModalTransitionStyle.flipHorizontal
    }

}

extension ViewController: KolodaViewDataSource, KolodaViewDelegate {

    //--------------------------------------------------------------------------
    // MARK: Cards Delegate
    //--------------------------------------------------------------------------

    func koloda(_ koloda: KolodaView, didSwipeCardAt index: Int, in direction: SwipeResultDirection) {

        let product = self.products[index]

        //self.imgLike.alpha = 0
        //self.imgDislike.alpha = 0

        switch direction {

        case .left:
            print("LEFT DIRECTION")
            self.kolodaView.swipe(.left)
            //self.dislike(product: product, method: .swipe)
            break

        case .right:
            print("RIGHT DIRECTION")
            self.kolodaView.swipe(.right)
            //self.like(product: product, method: .swipe)
            break

        default: break
        }
    }

    func kolodaPanFinished(_ koloda: KolodaView, card: DraggableCardView) {
       // self.imgLike.animate(alpha: 0, duracy: 0.1)
        //self.imgDislike.animate(alpha: 0, duracy: 0.1)
    }

    func koloda(_ koloda: KolodaView, draggedCardWithPercentage finishPercentage: CGFloat, in direction: SwipeResultDirection) {

        if direction == .right {
            print("RIGHT")
            let d = max(finishPercentage - 20, 0) / 100

            /*let img = (direction == .right ? self.imgLike : self.imgDislike)
            let imgWidth = (direction == .right ? self.imgLikeWidth : self.imgDislikeWidth)
            let otherImg = (direction == .right ? self.imgDislike : self.imgLike)
            //img?.alpha = min(d, 1) * 1.0
            //imgWidth.constant = d * 200
            //otherImg?.alpha = 0

            img?.animateLayoutIfNeeded()*/
        }
    }

    func manuallyAnimateLike() { self.manuallyAnimate(didLike: true) }
    func manuallyAnimateDislike() { self.manuallyAnimate(didLike: false) }

    func manuallyAnimate(didLike: Bool) {
        // ...
    }

    func koloda(_ koloda: KolodaView, didSelectCardAt index: Int) {
        //FCAnalytics.did(.tapOnProduct, self.currentProduct, from: .tinder)
        //ProductsMenu.showDetails(of: self.currentProduct, from: .tinder)
    }

    func kolodaDidRunOutOfCards(_ koloda: KolodaView) {
        koloda.reloadData()
    }

    func koloda(_ koloda: KolodaView, didShowCardAt index: Int) {

        //FCAnalytics.did(.see, self.products[index], from: .tinder)

        let remaining = self.products.count - index
        /*if remaining < 15 && !self.productsProvider.fetchInProgress {
            self.productsProvider.fetchBatch()
        }*/
    }

    //--------------------------------------------------------------------------
    // MARK: Cards Data Source
    //--------------------------------------------------------------------------

    func kolodaNumberOfCards(_ koloda:KolodaView) -> Int {
        return self.products.count
    }

    func kolodaSpeedThatCardShouldDrag(_ koloda: KolodaView) -> DragSpeed {
        return .fast
    }

    func kolodaSwipeThresholdRatioMargin(_ koloda: KolodaView) -> CGFloat? {
        return 0.8
    }

    func koloda(_ koloda: KolodaView, viewForCardAt index: Int) -> UIView {
        let card = Bundle.main.loadNibNamed(
            "ProductCardView",
            owner: self,
            options: nil
            )!.first as! ProductCardView

        card.frame = kolodaView.bounds
        print("SETUP")
        card.setup(withProduct: self.products[index])

        return card
    }
}