thiagolioy

func setupNavigationBackAction() {
        self.navigationItem.hidesBackButton = true
        var customBackButton = UIBarButtonItem(title: "Back", style: .done,
                                               target: nil, action: nil)
        customBackButton.rx.action = viewModel.backAction()
        self.navigationItem.leftBarButtonItem = customBackButton
        
}

thiagolioy

import UIKit
import RxSwift
import ReSwift

class CharacterFavoriteView: FavoriteView, StoreSubscriber {

    var character: Character?
    
    override init(frame: CGRect) {
        super.init(frame: frame)

thiagolioy

import ReSwift

struct FetchedCharactersReducer: Reducer {
    
    let apiManager: MarvelAPICalls
    
    func handleAction(action: Action, state: FetchedCharactersState?) -> FetchedCharactersState {
        switch action {
        case let action as FetchCharactersAction:
            fetchCharacters(query: action.query)

thiagolioy

import ReSwift
struct FavoriteReducer: Reducer {
    
    func handleAction(action: Action, state: FavoritesState?) -> FavoritesState {
        let realmManager = RealmManager()
        switch action {
        case let action as FavoriteAction:
            realmManager.favorite(character: action.character)
        case let action as UnfavoriteAction:
            realmManager.unfavorite(character: action.character)

thiagolioy

import ReSwift

struct AppReducer: Reducer {
    let apiManager = MarvelAPIManager()
    
    func handleAction(action: Action, state: AppState?) -> AppState {
        return AppState(
            favoritesState: FavoriteReducer().handleAction(action: action, state: state?.favoritesState),
            fetchedCharactersState: FetchedCharactersReducer(apiManager: apiManager)
                .handleAction(action: action, state: state?.fetchedCharactersState)

thiagolioy

import ReSwift

struct FavoriteAction: Action {
    let character: Character
}

struct UnfavoriteAction: Action {
    let character: Character
}

thiagolioy

import UIKit
import ReSwift

let store = Store<AppState>(reducer: AppReducer(), state: nil)

@UIApplicationMain
class AppDelegate: UIResponder, UIApplicationDelegate {

    var window: UIWindow?

thiagolioy

import Foundation
import ReSwift

struct AppState: StateType {
    var favoritesState: FavoritesState
    var fetchedCharactersState: FetchedCharactersState
}

struct FavoritesState: StateType {
    var favorites: [FavoriteCharacter] = []

thiagolioy

import RealmSwift
import RxSwift
import RxRealm

class FavoriteCharacter: Object {
    dynamic var id = 0
    dynamic var isFavorite = true
    
    convenience init(character: Character) {
        self.init()

thiagolioy

import RxSwift

class CharacterFavoriteView: FavoriteView {

    var disposeBag: DisposeBag?
    let realmManager = RealmManager()
    var character: Character?
    
    override init(frame: CGRect) {
        super.init(frame: frame)