//
//  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 }

    fileprivate var rootView: MineView!

    private var tableView: UITableView {
        rootView.settingsTableView
    }

    private let viewModel = MineViewModel()
    private var groupKey: String = ""

    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)
        requestUserInfo()
        requestGroupMembers()
    }

    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)
    }

    private func reactiveAction() {
        rootView.vipActivateButton.rx.tap
            .subscribe(onNext: { _ in
                AppRouter.push(Route.vipRecharge)
            })
            .disposed(by: disposeBag)

        rootView.photoWall.onCopyID = { id in
            UIPasteboard.general.string = id
            DLToast.showSuccess(text: "已复制")
        }

        rootView.photoWall.onTapSelfAvatar = {
            AppRouter.push(Route.myProfile)
        }

        rootView.onQuickTap = { [weak self] title in
            self?.viewModel.handleMenu(MineMenuItem(icon: "", title: title))
        }
    }

    private lazy var dataSource: RxTableViewSectionedReloadDataSource<MineListSectionModel> = {
        RxTableViewSectionedReloadDataSource<MineListSectionModel>(
            configureCell: { (_, tableView, indexPath, model) in
                let cell: MineMenuCell = tableView.dequeueReusableCell(for: indexPath)
                cell.configure(model)
                return cell
            })
    }()

    private func requestUserInfo() {
        UserService.userInfo().subscribe { response in
            guard let model = response.model else { return }
            if AppContextManager.shared.saveAccount(model) {
                self.rootView.setupData(model)
            }
        }.disposed(by: disposeBag)
    }

    private func requestGroupMembers() {
        GroupService.groupInfo().subscribe(onNext: { [weak self] response in
            guard let self = self, let model = response.model else { return }
            self.groupKey = model.default_group_key
            let sorted = self.viewModel.sortedMembers(model.select_group_employee, groupKey: model.default_group_key)
            // 圈主 id：group_key 含 userId
            let ownerId = sorted.first(where: { model.default_group_key.contains($0.user_id) })?.user_id ?? ""
            self.rootView.photoWall.reload(
                members: sorted,
                ownerUserId: ownerId,
                preferUserId: AppContextManager.shared.userId
            )
        }).disposed(by: disposeBag)
    }
}