//
//  MessageCoordinator.swift
//  Paiai_iOS
//
//  Created by FFIB on 2018/12/7.
//  Copyright © 2018 FFIB. All rights reserved.
//

import UIKit
import RxSwift
import PaiaiDataKit

class MessageCoordinator: BaseCoordinator<Void> {
    fileprivate let messageViewController: MessageViewController

    init(_ viewController: MessageViewController,
         navigationController: UINavigationController,
         containerViewController: ContainerViewController) {
        messageViewController = viewController
        super.init(navigationController: navigationController, viewController: viewController)
    }

    override func start() -> Observable<Void> {
        messageViewController.viewModel.delegate = self
        return Observable.never()
    }
}

extension MessageCoordinator {
    fileprivate func makeMessageListViewContorller(type: MessageType) -> MessageListViewController {
        let vc = MessageListViewController.instantiate()
        vc.type = type
        vc.viewModel = MessageListViewModel(type: type)
        vc.viewModel.delegate = self

        /// 已读消息，红点提示显示与否
        vc.viewModel.messageReaded.subscribe(onNext: { isReaded in
            self.messageViewController.viewModel.readedTip.accept(!isReaded)
        }).disposed(by: disposeBag)
        return vc
    }
}

extension MessageCoordinator: MessageViewModelDelegate {
    func didSelect(type: MessageType) {
        let messageListVC = makeMessageListViewContorller(type: type)
        navigationController.pushViewController(messageListVC)
    }
}

extension MessageCoordinator: MessageListViewModelDelegate {
    func didSelect(item: MessageListItem) {

    }
}

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