HomeTableViewController.swift

HomeTableViewController.swift

//
//  HomeTableViewController.swift
//  javapop
//
//  Created by Wesley Brito on 21/03/20.
//  Copyright © 2020 Wesley Brito. All rights reserved.
//

import UIKit
import Kingfisher

enum SortType: Int {
  case Star = 0
  case Name
}

// MARK: - MVP - CONTROLLER UNCOMMENT

class HomeTableViewController: UITableViewController {
    
    var pageCount: Int = 1
    var totalPages: Int = 34
    var isFiltering: Bool = false
    var isOpen: Bool = false
    
    let searchController = UISearchController(searchResultsController: nil)
    private var homePresenter = HomePresenter()
    
    @IBOutlet weak var tableViewHeader: UIView!
    @IBOutlet weak var filterSegment: UISegmentedControl!
    
    override func viewDidLoad() {
        super.viewDidLoad()
        homePresenter.delegate = self
        filterSegment.isHidden = true
        searchControllerConfiguration()
    }
    
    override func viewWillAppear(_ animated: Bool) {
        super.viewWillAppear(animated)
        self.loadingView(isEnabled: false)
        homePresenter.loadRepos(pageCount: pageCount)
    }
    
    func searchControllerConfiguration() {
        navigationItem.searchController = searchController
        searchController.searchResultsUpdater = self
        searchController.searchBar.delegate = self

        // For change textColor of SearchBar
        UITextField.appearance(whenContainedInInstancesOf: [UISearchBar.self]).defaultTextAttributes = [NSAttributedString.Key.foregroundColor: UIColor.white]
    }
    
    @IBAction func refresh(_ sender: UIRefreshControl) {
        loadingView(isEnabled: false)
        isFiltering = false
        homePresenter.loadRepos()
    }
    
    @IBAction func openFilter(_ sender: UIBarButtonItem) {
        isOpen.toggle()
        if isOpen {
            filterSegment.isHidden = false
        } else {
            filterSegment.isHidden = true
        }
    }
    
    @IBAction func segmentAction(_ sender: UISegmentedControl) {
        let selectedSegment = SortType(rawValue: sender.selectedSegmentIndex)
        switch selectedSegment {
        case .Star:
            homePresenter.filterRepo(sort: .Star)
            isFiltering = true
            self.tableView.reloadData()
        case .Name:
            homePresenter.filterRepo(sort: .Name)
            isFiltering = true
            self.tableView.reloadData()

        case .none: break
        }
    }
    
    override func prepare(for segue: UIStoryboardSegue, sender: Any?) {
        if segue.identifier == "repoSegue" {
            if let destinationVC = segue.destination as? RepoWebViewController {
                if let indexPath = self.tableView.indexPathForSelectedRow {
                    destinationVC.url = homePresenter.getHtmlUrl(indexPath.row)
                    destinationVC.viewTitle = homePresenter.getName(indexPath.row)
                }
            }
        }
    }
}

// MARK: - TableView
extension HomeTableViewController {

    override func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
        // #warning Incomplete implementation, return the number of rows
        return homePresenter.getItensCount()
    }
    
    override func tableView(_ tableView: UITableView, willDisplay cell: UITableViewCell, forRowAt indexPath: IndexPath) {
        if !isFiltering {
            if indexPath.row == homePresenter.getItensCount() - 3 && pageCount <= totalPages {
                pageCount += 1
                loadingView(isEnabled: false)
                homePresenter.loadRepos(pageCount: pageCount)
                
            }
        }
    }
    
    override func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
        let cell = tableView.dequeueReusableCell(withIdentifier: "homeCell", for: indexPath)
        if let cell = cell as? HomeTableViewCell {
            cell.avatarImage.kf.indicatorType = .activity
            cell.avatarImage.kf.setImage(with: homePresenter.getAvatarUrl(indexPath.row))
            cell.nameLabel.text = homePresenter.getName(indexPath.row)
            cell.descriptionLabel.text = homePresenter.getDescription(indexPath.row)
            cell.forkCountLabel.text = homePresenter.getForkCount(indexPath.row)
            cell.starsCountLabel.text = homePresenter.getStarsCount(indexPath.row)
            cell.loginLabel.text = homePresenter.getUsername(indexPath.row)
            cell.fullNameLabel.text = homePresenter.getFullName(indexPath.row)
        }
        return cell
    }
}

// MARK: - UISearchController
extension HomeTableViewController: UISearchResultsUpdating, UISearchBarDelegate {
    func searchBarCancelButtonClicked(_ searchBar: UISearchBar) {
        isFiltering = false
        loadingView(isEnabled: false)
        homePresenter.loadRepos()
    }
    
    func searchBarSearchButtonClicked(_ searchBar: UISearchBar) {
        if homePresenter.searchTextIsValid(text: searchBar.text!) {
            homePresenter.filterRepo(searchText: searchBar.text!)
            isFiltering = true
        } else {
            self.alertShow(title: "Error", message: "Large text", action: nil)
        }
        self.tableView.reloadData()
    }
    
    func updateSearchResults(for searchController: UISearchController) {}
}

extension HomeTableViewController: HomePresenterDelegate {
    func repoFound(_ error: RequestErrors?) {
        self.loadingView(isEnabled: true)
        self.dismiss(animated: false, completion: nil)
        self.refreshControl?.endRefreshing()
        if let error = error, error == .noInternet {
            return
        }
        self.tableView.reloadData()
    }
}

// MARK: - MVC - CONTROLLER UNCOMMENT

//class HomeTableViewController: UITableViewController {
//
//    var pageCount: Int = 1
//    var totalPages: Int = 34
//    var isFiltering: Bool = false
//    var isOpen: Bool = false
//
//    let searchController = UISearchController(searchResultsController: nil)
//    let homeController = HomeController()
//
//    @IBOutlet weak var tableViewHeader: UIView!
//    @IBOutlet weak var filterSegment: UISegmentedControl!
//
//    override func viewDidLoad() {
//        super.viewDidLoad()
//        filterSegment.isHidden = true
//        searchControllerConfiguration()
//    }
//
//    override func viewWillAppear(_ animated: Bool) {
//        super.viewWillAppear(animated)
//        self.loadingView(isEnabled: false)
//        homeController.loadRepos(pageCount: pageCount) { (result, error) in
//            self.loadingView(isEnabled: true)
//            self.dismiss(animated: false, completion: nil)
//            if error != nil {
//                print(error as Any)
//            } else {
//                self.tableView.reloadData()
//            }
//        }
//    }
//
//    func searchControllerConfiguration() {
//        navigationItem.searchController = searchController
//        searchController.searchResultsUpdater = self
//        searchController.searchBar.delegate = self
//
//        // For change textColor of SearchBar
//        UITextField.appearance(whenContainedInInstancesOf: [UISearchBar.self]).defaultTextAttributes = [NSAttributedString.Key.foregroundColor: UIColor.white]
//    }
//
//    @IBAction func refresh(_ sender: UIRefreshControl) {
//        loadingView(isEnabled: false)
//        isFiltering = false
//        homeController.loadRepos() { (result, error) in
//            self.loadingView(isEnabled: true)
//            self.dismiss(animated: false, completion: nil)
//            self.refreshControl?.endRefreshing()
//            if error != nil {
//                print(error as Any)
//            } else {
//                self.tableView.reloadData()
//            }
//        }
//    }
//
//    @IBAction func openFilter(_ sender: UIBarButtonItem) {
//        isOpen.toggle()
//        if isOpen {
//            filterSegment.isHidden = false
//        } else {
//            filterSegment.isHidden = true
//        }
//    }
//
//    @IBAction func segmentAction(_ sender: UISegmentedControl) {
//        let selectedSegment = SortType(rawValue: sender.selectedSegmentIndex)
//        switch selectedSegment {
//        case .Star:
//            homeController.filterRepo(sort: .Star)
//            isFiltering = true
//            self.tableView.reloadData()
//        case .Name:
//            homeController.filterRepo(sort: .Name)
//            isFiltering = true
//            self.tableView.reloadData()
//
//        case .none: break
//        }
//    }
//
//    override func prepare(for segue: UIStoryboardSegue, sender: Any?) {
//        if segue.identifier == "repoSegue" {
//            if let destinationVC = segue.destination as? RepoWebViewController {
//                if let indexPath = self.tableView.indexPathForSelectedRow {
//                    destinationVC.url = homeController.getHtmlUrl(indexPath.row)
//                    destinationVC.viewTitle = homeController.getName(indexPath.row)
//                }
//            }
//        }
//    }
//}

//// MARK: - TableView
//extension HomeTableViewController {
//
//    override func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
//        // #warning Incomplete implementation, return the number of rows
//        return homeController.getItensCount()
//    }
//
//    override func tableView(_ tableView: UITableView, willDisplay cell: UITableViewCell, forRowAt indexPath: IndexPath) {
//        if !isFiltering {
//            if indexPath.row == homeController.getItensCount() - 3 && pageCount <= totalPages {
//                pageCount += 1
//                loadingView(isEnabled: false)
//                homeController.loadRepos(pageCount: pageCount) { (result, error) in
//                    self.loadingView(isEnabled: true)
//                    self.dismiss(animated: false, completion: nil)
//                    if error != nil {
//                        print(error as Any)
//                    } else {
//                        self.tableView.reloadData()
//                    }
//                }
//            }
//        }
//    }
//
//    override func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
//        let cell = tableView.dequeueReusableCell(withIdentifier: "homeCell", for: indexPath)
//        if let cell = cell as? HomeTableViewCell {
//            cell.avatarImage.kf.indicatorType = .activity
//            cell.avatarImage.kf.setImage(with: homeController.getAvatarUrl(indexPath.row))
//            cell.nameLabel.text = homeController.getName(indexPath.row)
//            cell.descriptionLabel.text = homeController.getDescription(indexPath.row)
//            cell.forkCountLabel.text = homeController.getForkCount(indexPath.row)
//            cell.starsCountLabel.text = homeController.getStarsCount(indexPath.row)
//            cell.loginLabel.text = homeController.getUsername(indexPath.row)
//            cell.fullNameLabel.text = homeController.getFullName(indexPath.row)
//        }
//        return cell
//    }
//}
//
//// MARK: - UISearchController
//extension HomeTableViewController: UISearchResultsUpdating, UISearchBarDelegate {
//    func searchBarCancelButtonClicked(_ searchBar: UISearchBar) {
//        isFiltering = false
//        loadingView(isEnabled: false)
//        homeController.loadRepos() { (result, error) in
//            self.loadingView(isEnabled: true)
//            self.dismiss(animated: false, completion: nil)
//            if error != nil {
//                print(error as Any)
//            } else {
//                self.tableView.reloadData()
//            }
//        }
//    }
//
//    func searchBarSearchButtonClicked(_ searchBar: UISearchBar) {
//        if homeController.searchTextIsValid(text: searchBar.text!) {
//            homeController.filterRepo(searchText: searchBar.text!)
//            isFiltering = true
//        } else {
//            self.alertShow(title: "Error", message: "Large text", action: nil)
//        }
//        self.tableView.reloadData()
//    }
//
//    func updateSearchResults(for searchController: UISearchController) {}
//}