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import  UIKit

class CollapsableViewModel {
    let label: String
    let image: UIImage?
    let children: [CollapsableViewModel]
    var isCollapsed: Bool
     var needsSeparator: Bool = true

    init(label: String, image: UIImage? = nil, children: [CollapsableViewModel] = [], isCollapsed: Bool = true) {
        self.label = label
        self.image = image
        self.children = children
        self.isCollapsed = isCollapsed
        
        for child in self.children {
            child.needsSeparator = false
        }
        self.children.last?.needsSeparator = true
    }
}

class CollapsableTableViewController: UITableViewController {
    let data = [
        CollapsableViewModel(label: "Account", image: nil, children: [
            CollapsableViewModel(label: "Profile"),
            CollapsableViewModel(label: "Activate account"),
            CollapsableViewModel(label: "Change password")]),
        CollapsableViewModel(label: "Group"),
        CollapsableViewModel(label: "Events", image: nil, children: [
            CollapsableViewModel(label: "Nearby"),
            CollapsableViewModel(label: "Global"),
            ]),
        CollapsableViewModel(label: "Deals"),
    ]

    var displayedRows: [CollapsableViewModel] = []

    override func viewDidLoad() {
        super.viewDidLoad()
        displayedRows = data
    }

    override func numberOfSections(in tableView: UITableView) -> Int {
        return 1
    }

    override func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
        return displayedRows.count
    }

    override func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
        let cell = tableView.dequeueReusableCell(withIdentifier: "CellIdentifier") ?? UITableViewCell()
        let viewModel = displayedRows[indexPath.row]
        cell.textLabel!.text = viewModel.label
        return cell
    }

    override func tableView(_ tableView: UITableView, didSelectRowAt indexPath: IndexPath) {
        tableView.deselectRow(at: indexPath, animated: false)
        let viewModel = displayedRows[indexPath.row]
        if viewModel.children.count > 0 {
            let range = indexPath.row+1...indexPath.row+viewModel.children.count
            let indexPaths = range.map { IndexPath(row: $0, section: indexPath.section) }
            tableView.beginUpdates()
            if viewModel.isCollapsed {
                displayedRows.insert(contentsOf: viewModel.children, at: indexPath.row + 1)
                tableView.insertRows(at: indexPaths, with: .automatic)
            } else {
                displayedRows.removeSubrange(range)
                tableView.deleteRows(at: indexPaths, with: .automatic)
            }
            tableView.endUpdates()
        }
        viewModel.isCollapsed = !viewModel.isCollapsed
    }
}

//
//  RingtoneCell.swift
//  Phone-Color-Screen
//
//  Created by Kerim Deveci on 13.11.2019.
//  Copyright © 2019 Kerim Deveci. All rights reserved.
//

import UIKit

class RingtoneCell: UITableViewCell {
  
    @IBOutlet weak var ringtoneImageHolder: UIImageView!
    @IBOutlet weak var toneText: UILabel!
    
    
    let separator = UIView(frame: .zero)

    func configure(withViewModel viewModel: CollapsableViewModel) {
       
        if(viewModel.needsSeparator) {
            separator.backgroundColor = .gray
            contentView.addSubview(separator)
        } else {
            separator.removeFromSuperview()
        }
    }

    override func layoutSubviews() {
        super.layoutSubviews()
        let separatorHeight = 1 / UIScreen.main.scale
        separator.frame = CGRect(x: separatorInset.left,
                                 y: contentView.bounds.height - separatorHeight,
                                 width: contentView.bounds.width-separatorInset.left-separatorInset.right,
                                 height: separatorHeight)
    }
    
    override func awakeFromNib() {
        super.awakeFromNib()
        // Initialization code
    }

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

        // Configure the view for the selected state
    }
    
     

}

//
//  RingtoneViewControllerTableViewController.swift
//  Phone-Color-Screen
//
//  Created by Kerim Deveci on 13.11.2019.
//  Copyright © 2019 Kerim Deveci. All rights reserved.
//

import UIKit

class RingtoneViewControllerTableViewController: UITableViewController {
    
    let data = [
        CollapsableViewModel(label: "Account", image: nil, children: [
            CollapsableViewModel(label: "Profile"),
            CollapsableViewModel(label: "Activate account"),
            CollapsableViewModel(label: "Change password")]),
        CollapsableViewModel(label: "Group"),
        CollapsableViewModel(label: "Events", image: nil, children: [
            CollapsableViewModel(label: "Nearby"),
            CollapsableViewModel(label: "Global"),
        ]),
        CollapsableViewModel(label: "Deals"),
    ]
    
    var displayedRows: [CollapsableViewModel] = []
    let ringtones = ["ringtoine1" , "ringtoine2" , "ringtoine3"]
    let separator = UIView(frame: .zero)
    
    override func viewDidLoad() {
        super.viewDidLoad()
        displayedRows = data
        
        // Uncomment the following line to preserve selection between presentations
        // self.clearsSelectionOnViewWillAppear = false
        
        // Uncomment the following line to display an Edit button in the navigation bar for this view controller.
        // self.navigationItem.rightBarButtonItem = self.editButtonItem
    }
    
    // MARK: - Table view data source
    
    override func numberOfSections(in tableView: UITableView) -> Int {
        // #warning Incomplete implementation, return the number of sections
        return 1
    }
    
    override func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
        // #warning Incomplete implementation, return the number of rows
        return displayedRows.count
    }
    
    override func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
        let cell = tableView.dequeueReusableCell(withIdentifier: "ringtoneCell", for: indexPath) as! RingtoneCell
        let viewModel = displayedRows[indexPath.row]
        cell.configure(withViewModel: displayedRows[indexPath.row])
        cell.toneText.text = viewModel.label
        print("YENIDEN YUKLENDI")
        return cell
    }
    
    //MARK: Animation function
    
    func startAnimation(indexPath : IndexPath) {
        UIView.animate(withDuration: 0.7, delay: 1.0, options: .curveEaseOut, animations: {
            self.tableView.rowHeight = 150.0
        }, completion: { finished in
            print("Row heights changed!")
        })
    }
    
    override func tableView(_ tableView: UITableView, didSelectRowAt indexPath: IndexPath) {
        tableView.deselectRow(at: indexPath, animated: false)
        let viewModel = displayedRows[indexPath.row]
        if viewModel.children.count > 0 {
            let range = indexPath.row+1...indexPath.row+viewModel.children.count
            let indexPaths = range.map { IndexPath(row: $0, section: indexPath.section) }
            tableView.beginUpdates()
            if viewModel.isCollapsed {
                displayedRows.insert(contentsOf: viewModel.children, at: indexPath.row + 1)
                tableView.cellForRow(at: indexPath)
                tableView.insertRows(at: indexPaths, with: .automatic)
                
            } else {
                displayedRows.removeSubrange(range)
                tableView.deleteRows(at: indexPaths, with: .automatic)
            }
            tableView.endUpdates()
        }
        viewModel.isCollapsed = !viewModel.isCollapsed
    }
}