//
//  MyListVC.swift
//
//  Created by Bilal on 19/05/2024.
//

import UIKit

class MyListVC: UIViewController {
    
    
    @IBOutlet weak var webSeriesCV: UICollectionView!
    @IBOutlet weak var webSeriesEnglishStack: UIStackView!
    
    @IBOutlet weak var webSeriesHindiCV: UICollectionView!
    @IBOutlet weak var webSeriesHindiStack: UIStackView!
    
    @IBOutlet weak var audioBooksCV: UICollectionView!
    @IBOutlet weak var audioBooksStack: UIStackView!
    
    @IBOutlet weak var karaokeCV: UICollectionView!
    @IBOutlet weak var karaokeStack: UIStackView!
    
    @IBOutlet weak var gamesCV: UICollectionView!
    @IBOutlet weak var gamesStack: UIStackView!
    
    @IBOutlet weak var noDataStack: UIStackView!
    
    @IBOutlet weak var scrollView: UIScrollView!
    
    var vm = MyListVM()
    
    override func viewDidLoad() {
        super.viewDidLoad()
        vm.vc = self
        vm.initView()
        
        vm.refreshControl.attributedTitle = NSAttributedString(string: "Refreshing...",attributes: [.foregroundColor: UIColor.appColor(.TextDarkBlue)!])
        vm.refreshControl.tintColor = UIColor.appColor(.TextDarkBlue)!
        vm.refreshControl.addTarget(self, action: #selector(self.refresh(_:)), for: .valueChanged)
        scrollView.addSubview(vm.refreshControl)
    }
    
    @objc func refresh(_ sender: AnyObject) {
        Timer.scheduledTimer(withTimeInterval: 1, repeats: false) { [unowned self] _ in
            vm.getFavouriteListing()
        }
    }
    
    override func viewWillAppear(_ animated: Bool) {
        
    }
    
    override func viewWillDisappear(_ animated: Bool) {
        
    }
    
    override func viewDidAppear(_ animated: Bool) {
        if K.GVar.reloadMyList{
            K.GVar.reloadMyList = false
            vm.getFavouriteListing()
        }
    }
    
    @IBAction func sideBarBtnTapped(_ sender: UIButton) {
        self.sideMenuController?.revealMenu()
    }
    
    @IBAction func backBtntapped(_ sender: UIButton) {
        self.tabBarController?.selectedIndex = 0
    }
    
}

// MARK: - CollectionView Delegate

extension MyListVC : CollectionViewSRC{
    
    func collectionView(_ collectionView: UICollectionView, numberOfItemsInSection section: Int) -> Int {
        switch collectionView{
        case webSeriesCV:
            if vm.favListingData?.showData?.count == 0 || vm.favListingData == nil{
                webSeriesEnglishStack.isHidden = true
            }else{
                webSeriesEnglishStack.isHidden = false
            }
            return vm.favListingData?.showData?.count ?? 0
        case audioBooksCV:
            if vm.favListingData?.audioData?.count == 0 || vm.favListingData == nil{
                audioBooksStack.isHidden = true
            }else{
                audioBooksStack.isHidden = false
            }
            return vm.favListingData?.audioData?.count ?? 0
        case karaokeCV:
            if vm.favListingData?.singKaraokeData?.count == 0 || vm.favListingData == nil{
                karaokeStack.isHidden = true
            }else{
                karaokeStack.isHidden = false
            }
            return vm.favListingData?.singKaraokeData?.count ?? 0
        case gamesCV:
            if vm.favListingData?.gameData?.count == 0 || vm.favListingData == nil{
                gamesStack.isHidden = true
            }else{
                gamesStack.isHidden = false
            }
            return vm.favListingData?.gameData?.count ?? 0
        case webSeriesHindiCV:
            if vm.webSeriesHindi.count == 0 || vm.favListingData == nil{
                webSeriesHindiStack.isHidden = true
            }else{
                webSeriesHindiStack.isHidden = false
            }
            return vm.webSeriesHindi.count
        default:
            return 0
        }
    }
    
    func collectionView(_ collectionView: UICollectionView, cellForItemAt indexPath: IndexPath) -> UICollectionViewCell {
        let cell = collectionView.dequeueReusableCell(withReuseIdentifier: K.CellIdentifier.Home.favouriteCell, for: indexPath) as! FavouriteCell
        
        switch collectionView{
        case webSeriesCV:
            if let data = vm.favListingData?.showData?[indexPath.row]{
                cell.setData(data: data)
            }
        case webSeriesHindiCV:
            let data = vm.webSeriesHindi[indexPath.row]
           cell.setData(data: data)
        case audioBooksCV:
            if let data = vm.favListingData?.audioData?[indexPath.row]{
                cell.setOtherData(data: data)
            }
        case karaokeCV:
            if let data = vm.favListingData?.singKaraokeData?[indexPath.row]{
                cell.setOtherData(data: data)
            }
        case gamesCV:
            if let data = vm.favListingData?.gameData?[indexPath.row]{
                cell.setOtherData(data: data)
            }
        default:
            if let data = vm.favListingData?.showData?[indexPath.row]{
                cell.setData(data: data)
            }
        }
        
        cell.btnTapped = { [self] (type) -> Void in
            updateFavLikes(cv: collectionView, type: type, index: indexPath.row)
        }
        
        return cell
    }
    
    func updateFavLikes(cv : UICollectionView , type : FavCellCLick, index : Int){
        switch cv{
        case webSeriesCV:
            guard let data = vm.favListingData?.showData?[index] else{return}
            switch type {
            case .favourite:
                guard let isFav = data.markAsFavourite ,let postID = data.id,let postType = data.contentMoreDetails?.first?.postType,let categoryID = data.bookmarkCategoryIDS else{return}
                if isFav{
                    vm.removeFavourite(postID: postID, postType: postType, categoryID: categoryID, index: index) { [unowned self] isDone in
                        if isDone{
                            vm.favListingData?.showData?.remove(at: index)
                            webSeriesCV.reloadData()
                        }
                    }
                }
            case .liked:
                guard let isLiked = data.isLiked ,let postID = data.id,let postType = data.contentMoreDetails?.first?.postType else{return}
                if isLiked{
                    vm.unlikePost(postID: postID, postType: postType, index: index) { [unowned self] isDone in
                        if isDone{
                            vm.favListingData?.showData?[index].isLiked = false
                            vm.favListingData?.showData?[index].likesCount! -= 1
                            webSeriesCV.reloadItems(at: [IndexPath(row: index, section: 0)])
                        }
                    }
                }else{
                    vm.likePost(postID: postID, postType: postType, index: index){ [unowned self] isDone in
                        if isDone{
                            vm.favListingData?.showData?[index].isLiked = true
                            vm.favListingData?.showData?[index].likesCount! += 1
                            webSeriesCV.reloadItems(at: [IndexPath(row: index, section: 0)])
                        }
                    }
                }
            }
        case webSeriesHindiCV:
            let data = vm.webSeriesHindi[index]
            switch type {
            case .favourite:
                guard let isFav = data.markAsFavourite ,let postID = data.id,let postType = data.contentMoreDetails?.first?.postType,let categoryID = data.bookmarkCategoryIDS else{return}
                if isFav{
                    vm.removeFavourite(postID: postID, postType: postType, categoryID: categoryID, index: index) { [unowned self] isDone in
                        if isDone{
                            vm.webSeriesHindi.remove(at: index)
                            webSeriesHindiCV.reloadData()
                            vm.checkNil()
                        }
                    }
                }
            case .liked:
                guard let isLiked = data.isLiked ,let postID = data.id,let postType = data.contentMoreDetails?.first?.postType else{return}
                if isLiked{
                    vm.unlikePost(postID: postID, postType: postType, index: index) { [unowned self] isDone in
                        if isDone{
                            vm.webSeriesHindi[index].isLiked = false
                            vm.webSeriesHindi[index].likesCount! -= 1
                            webSeriesHindiCV.reloadItems(at: [IndexPath(row: index, section: 0)])
                            vm.checkNil()
                        }
                    }
                }else{
                    vm.likePost(postID: postID, postType: postType, index: index){ [unowned self] isDone in
                        if isDone{
                            vm.webSeriesHindi[index].isLiked = true
                            vm.webSeriesHindi[index].likesCount! += 1
                            webSeriesHindiCV.reloadItems(at: [IndexPath(row: index, section: 0)])
                            vm.checkNil()
                        }
                    }
                }
            }
        case audioBooksCV:
            guard let data = vm.favListingData?.audioData?[index] else{return}
            switch type {
            case .favourite:
                guard let isFav = data.markAsFavourite ,let postID = data.id,let postType = data.contentMoreDetails?.first?.postType else{return}
                if isFav{
                    vm.removeFavourite(postID: postID, postType: postType, categoryID: "", index: index) { [unowned self] isDone in
                        if isDone{
                            vm.favListingData?.audioData?.remove(at: index)
                            audioBooksCV.reloadData()
                            vm.checkNil()
                        }
                    }
                }
            case .liked:
                guard let isLiked = data.isLiked ,let postID = data.id,let postType = data.contentMoreDetails?.first?.postType else{return}
                if isLiked{
                    vm.unlikePost(postID: postID, postType: postType, index: index) { [unowned self] isDone in
                        if isDone{
                            vm.favListingData?.audioData?[index].isLiked = false
                            vm.favListingData?.audioData?[index].likesCount! -= 1
                            audioBooksCV.reloadItems(at: [IndexPath(row: index, section: 0)])
                            vm.checkNil()
                        }
                    }
                }else{
                    vm.likePost(postID: postID, postType: postType, index: index){ [unowned self] isDone in
                        if isDone{
                            vm.favListingData?.audioData?[index].isLiked = true
                            vm.favListingData?.audioData?[index].likesCount! += 1
                            audioBooksCV.reloadItems(at: [IndexPath(row: index, section: 0)])
                            vm.checkNil()
                        }
                    }
                }
            }
        case karaokeCV:
            guard let data = vm.favListingData?.singKaraokeData?[index] else{return}

            switch type {
            case .favourite:
                guard let isFav = data.markAsFavourite ,let postID = data.id,let postType = data.contentMoreDetails?.first?.postType else{return}
                if isFav{
                    vm.removeFavourite(postID: postID, postType: postType, categoryID: "", index: index) { [unowned self] isDone in
                        if isDone{
                            vm.favListingData?.singKaraokeData?.remove(at: index)
                            karaokeCV.reloadData()
                            vm.checkNil()
                        }
                    }
                }
            case .liked:
                guard let isLiked = data.isLiked ,let postID = data.id,let postType = data.contentMoreDetails?.first?.postType else{return}
                if isLiked{
                    vm.unlikePost(postID: postID, postType: postType, index: index) { [unowned self] isDone in
                        if isDone{
                            vm.favListingData?.singKaraokeData?[index].isLiked = false
                            vm.favListingData?.singKaraokeData?[index].likesCount! -= 1
                            karaokeCV.reloadItems(at: [IndexPath(row: index, section: 0)])
                            vm.checkNil()
                        }
                    }
                }else{
                    vm.likePost(postID: postID, postType: postType, index: index){ [unowned self] isDone in
                        if isDone{
                            vm.favListingData?.singKaraokeData?[index].isLiked = true
                            vm.favListingData?.singKaraokeData?[index].likesCount! += 1
                            karaokeCV.reloadItems(at: [IndexPath(row: index, section: 0)])
                            vm.checkNil()
                        }
                    }
                }
            }
        case gamesCV:
            guard let data = vm.favListingData?.gameData?[index] else{return}

            switch type {
            case .favourite:
                guard let isFav = data.markAsFavourite ,let postID = data.id,let postType = data.contentMoreDetails?.first?.postType else{return}
                if isFav{
                    vm.removeFavourite(postID: postID, postType: postType, categoryID: "", index: index) { [unowned self] isDone in
                        if isDone{
                            vm.favListingData?.gameData?.remove(at: index)
                            gamesCV.reloadData()
                            vm.checkNil()
                        }
                    }
                }
            case .liked:
                guard let isLiked = data.isLiked ,let postID = data.id,let postType = data.contentMoreDetails?.first?.postType else{return}
                if isLiked{
                    vm.unlikePost(postID: postID, postType: postType, index: index) { [unowned self] isDone in
                        if isDone{
                            vm.favListingData?.gameData?[index].isLiked = false
                            vm.favListingData?.gameData?[index].likesCount! -= 1
                            gamesCV.reloadItems(at: [IndexPath(row: index, section: 0)])
                            vm.checkNil()
                        }
                    }
                }else{
                    vm.likePost(postID: postID, postType: postType, index: index){ [unowned self] isDone in
                        if isDone{
                            vm.favListingData?.gameData?[index].isLiked = true
                            vm.favListingData?.gameData?[index].likesCount! += 1
                            gamesCV.reloadItems(at: [IndexPath(row: index, section: 0)])
                            vm.checkNil()
                        }
                    }
                }
            }
        default:
            break
        }
        
    }
    

}


// MARK: - Collection Flow Layout

extension MyListVC : UICollectionViewDelegateFlowLayout{

    func collectionView(_ collectionView: UICollectionView, layout collectionViewLayout: UICollectionViewLayout, minimumInteritemSpacingForSectionAt section: Int) -> CGFloat {
        return 5
    }
    
    func collectionView(_ collectionView: UICollectionView, layout collectionViewLayout: UICollectionViewLayout, insetForSectionAt section: Int) -> UIEdgeInsets {
        let inset: CGFloat = 10
        return UIEdgeInsets(top: 0, left: inset, bottom: 0, right: inset)
    }

    func collectionView(_ collectionView: UICollectionView, layout collectionViewLayout: UICollectionViewLayout, minimumLineSpacingForSectionAt section: Int) -> CGFloat {
        return 0 // Space between cells
    }
    
    func collectionView(_ collectionView: UICollectionView, layout collectionViewLayout: UICollectionViewLayout, sizeForItemAt indexPath: IndexPath) -> CGSize {
        let widthPerItem = collectionView.frame.width - 30 // Adjust to your desired width
        return CGSize(width: widthPerItem, height: 230)
    }
}