//
//  MineViewController.swift
//  QuickLocation
//
//  Created based on Lanhu design: 我的
//

import UIKit
import RxSwift
import RxCocoa
import RxDataSources

final class MineViewController: BaseViewController {

    override var isNavigationBarHidden: Bool { true }
    override var preferredStatusBarStyle: UIStatusBarStyle { .default }

    // MARK: - Properties
    fileprivate var rootView: MineView!
    
    private var tableView: UITableView {
        rootView.settingsTableView
    }
    
    private let viewModel = MineViewModel()

    // MARK: - Lifecycle
    override func loadView() {
        rootView = MineView(frame: UIScreen.main.bounds)
        view = rootView
    }

    override func viewDidLoad() {
        super.viewDidLoad()
        bindViewModel()
        reactiveAction()
        
        viewModel.loadMenuData()
    }
    
    override func viewWillAppear(_ animated: Bool) {
        super.viewWillAppear(animated)
        
        rootView.avatarImageView.image = AppContextManager.shared.avaterIcon
        rootView.nameLabel.text = AppContextManager.shared.name
        rootView.idLabel.text = "ID:" + AppContextManager.shared.userId
    }

    // MARK: - Bindings
    private func bindViewModel() {
        viewModel.output.sectionedItems
            .bind(to: tableView.rx.items(dataSource: dataSource))
            .disposed(by: disposeBag)
        
        tableView.rx.modelSelected(MineMenuItem.self)
            .subscribe(viewModel.cellAction.inputs)
            .disposed(by: disposeBag)
        
        viewModel.userName
            .bind(to: rootView.nameLabel.rx.text)
            .disposed(by: disposeBag)

        viewModel.userID
            .bind(to: rootView.idLabel.rx.text)
            .disposed(by: disposeBag)
    }

    private func reactiveAction() {
        rootView.vipActivateButton.rx.tap
            .subscribe(onNext: { [weak self] in
                // TODO: Navigate to VIP activation
            })
            .disposed(by: disposeBag)

        rootView.editButton.rx.tap
            .subscribe(onNext: { [weak self] in
                // TODO: Navigate to edit profile
            })
            .disposed(by: disposeBag)

        rootView.copyButton.rx.tap
            .subscribe(onNext: { [weak self] in
                guard let id = self?.rootView.idLabel.text else { return }
                UIPasteboard.general.string = id.replacingOccurrences(of: "ID:", with: "")
                DLToast.showSuccess(text: "已复制")
            })
            .disposed(by: disposeBag)

        rootView.onMenuTap = { [weak self] index in
            self?.handleMenuTap(at: index)
        }
    }
    
    // MARK: - UITableViewDataSource
    lazy private var dataSource: RxTableViewSectionedReloadDataSource<MineListSectionModel> = {
        return RxTableViewSectionedReloadDataSource<MineListSectionModel>(
            configureCell: { (_, tableView, indexPath, model) in
                let cell: MineMenuCell = tableView.dequeueReusableCell(for: indexPath)
                cell.configure(model)
                return cell
            })
    }()

    private func handleMenuTap(at index: Int) {
        switch index {
        case 0:
            // TODO: Account & security
            break
        case 1:
            // TODO: Status setting
            break
        case 2:
            // TODO: Emergency contact
            break
        case 3:
            // TODO: Customer service
            break
        case 4:
            // TODO: Privacy & agreement
            break
        case 5:
            // TODO: Permission check
            break
        default:
            break
        }
    }
}