//
//  MineCoordinator.swift
//  Paiai_iOS
//
//  Created by FFIB on 2018/12/6.
//  Copyright © 2018 FFIB. All rights reserved.
//

import UIKit
import RxSwift
import PaiaiUIKit
import PaiaiDataKit

class MineCoordinator: BaseCoordinator<Void> {

    let mineViewController: MineViewController

    init(_ viewController: MineViewController,
         navigationController: UINavigationController) {
        self.mineViewController = viewController
        super.init(navigationController: navigationController, viewController: viewController)
    }

    override func start() -> Observable<Void> {
        mineViewController.delegate = self
        return didCancel
    }
}

extension MineCoordinator: MineViewControllerDelegate {
    func logout() {
        mineViewController.dismissController()
        didCancel.onNext(())
        
        guard let coordinator = parentCoordinator as? AppCoordinator else { return }
        
        let vc = coordinator.makeLoginViewController()
        let loginCoordinator = LoginCoordinator(vc)
        coordinator.coordinate(to: loginCoordinator).subscribe { _ in
            vc.dismissController()
        }.disposed(by: disposeBag)
        navigationController.presentController(vc)
    }

    func didSelect(_ item: MineItem) {
        mineViewController.dismissController()
        deallocatedDispose.dispose()
        let vc: UIViewController
        switch item {
        case .group:
            vc = makeMineGroupViewController()
        case .order:
            vc = makeMineOrderViewController()
        case .feedback:
            vc = makeMineFeedbackViewController()
        case .about:
            vc = makeMineAboutViewController()
        }
        
        vc.rx.deallocating.subscribe(onNext: { _ in
            self.didCancel.onNext(())
        }).disposed(by: disposeBag)
    }
}

extension MineCoordinator: MineGroupViewModelDelegate {
    func didSelect(_ item: GroupItem) {
        let coordinator = GroupCoordinator(makeGroupViewController(item: item),
                                           navigationController: navigationController,
                                           navigationSource: .mineGroup)
        coordinate(to: coordinator).subscribe().disposed(by: disposeBag)
        navigationController.pushViewController(coordinator.groupViewController)
    }
}

fileprivate extension MineCoordinator {
    func makeMineGroupViewController() -> MineGroupViewController {
        let vc = MineGroupViewController.instantiate()
        vc.viewModel = MineGroupViewModel()
        vc.viewModel.delegate = self
        navigationController.pushViewController(vc)

        return vc
    }

    func makeMineOrderViewController() -> MineOrderViewController {
        let vc = MineOrderViewController.instantiate()
        vc.viewModel = MineOrderViewModel()
        navigationController.pushViewController(vc)

        return vc
    }

    func makeMineFeedbackViewController() -> MineFeedbackViewController {
        let vc = MineFeedbackViewController.instantiate()
        vc.feedbackAPI = FeedbackRemoteAPI()
        navigationController.pushViewController(vc)

        return vc
    }

    func makeMineAboutViewController() -> MineAboutViewController {
        let vc = MineAboutViewController.instantiate()
        navigationController.pushViewController(vc, animated: true)
        print(navigationController)
        return vc
    }

    func makeGroupViewController(item: GroupItem) -> GroupViewController {
        let vc = GroupViewController.instantiate()
        vc.viewModel = GroupViewModel(groupItem: item)
        return vc
    }
}

extension UIStoryboard {
    static var mine: UIStoryboard {
        return UIStoryboard(name: "Mine", bundle: Bundle(identifier: "com.Paiai-iOS"))
    }
}