//
//  Example
//  man
//
//  Created by man 11/11/2018.
//  Copyright © 2020 man. All rights reserved.
//

import UIKit

class CrashListViewController: UITableViewController {
    
    var models: [_CrashModel] = [_CrashModel]()
    
    @IBOutlet weak var naviItem: UINavigationItem!
    
    var naviItemTitleLabel: UILabel?
    
    //MARK: - init
    override func viewDidLoad() {
        super.viewDidLoad()
        
        naviItemTitleLabel = UILabel.init(frame: CGRect(x: 0, y: 0, width: 80, height: 40))
        naviItemTitleLabel?.textAlignment = .center
        naviItemTitleLabel?.textColor = Color.mainGreen
        naviItemTitleLabel?.font = .boldSystemFont(ofSize: 20)
        naviItemTitleLabel?.text = "Crash"
        naviItem.titleView = naviItemTitleLabel
        
        
        navigationItem.rightBarButtonItem = UIBarButtonItem(barButtonSystemItem: .trash, target: self, action:#selector(CrashListViewController.deleteCrashes))
        
        tableView.delegate = self
        tableView.dataSource = self
        tableView.tableFooterView = UIView()
        
        models = CrashStoreManager.shared.crashArray
        tableView.reloadData()
    }
    
    //MARK: - target action
    @objc func deleteCrashes() {
        models = []
        CrashStoreManager.shared.resetCrashs()
        
        //        dispatch_main_async_safe { [weak self] in
        tableView.reloadData()
        //        }
    }
}

//MARK: - UITableViewDataSource
extension CrashListViewController {
    
    override func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
        return models.count
    }
    
    override func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
        let cell = tableView.dequeueReusableCell(withIdentifier: "CrashCell", for: indexPath)
            as! CrashCell
        cell.crash = models[indexPath.row]
        cell.accessoryType = .none
        return cell
    }
}

//MARK: - UITableViewDelegate
extension CrashListViewController {
    
    override func tableView(_ tableView: UITableView, didSelectRowAt indexPath: IndexPath) {
        tableView.deselectRow(at: indexPath, animated: true)
        
        let vc = CrashDetailViewController.instanceFromStoryBoard()
        vc.crash = models[indexPath.row]
        
        self.navigationController?.pushViewController(vc, animated: true)
    }
    
    @available(iOS 11.0, *)
    override func tableView(_ tableView: UITableView, trailingSwipeActionsConfigurationForRowAt indexPath: IndexPath) -> UISwipeActionsConfiguration? {
        
        let delete = UIContextualAction(style: .destructive, title: "Delete") { [weak self] (action, sourceView, completionHandler) in
            guard let models = self?.models else {return}
            CrashStoreManager.shared.removeCrash(models[indexPath.row])
            self?.models.remove(at: indexPath.row)
            //            self?.dispatch_main_async_safe { [weak self] in
            self?.tableView.deleteRows(at: [indexPath], with: .automatic)
            //            }
            completionHandler(true)
        }
        
        return UISwipeActionsConfiguration(actions: [delete])
    }
    
    //MARK: - only for ios8/ios9/ios10, not ios11
    override func tableView(_ tableView: UITableView, editingStyleForRowAt indexPath: IndexPath) -> UITableViewCell.EditingStyle {
        return .delete
    }
    override func tableView(_ tableView: UITableView, titleForDeleteConfirmationButtonForRowAt indexPath: IndexPath) -> String? {
        return "Delete"
    }
    override func tableView(_ tableView: UITableView, canEditRowAt indexPath: IndexPath) -> Bool {
        return true
    }
    override func tableView(_ tableView: UITableView, commit editingStyle: UITableViewCell.EditingStyle, forRowAt indexPath: IndexPath) {
        if (editingStyle == .delete) {
            CrashStoreManager.shared.removeCrash(models[indexPath.row])
            self.models.remove(at: indexPath.row)
            //            self.dispatch_main_async_safe { [weak self] in
            self.tableView.deleteRows(at: [indexPath], with: .automatic)
            //            }
        }
    }
}