//
//  DetailPageController.swift
//  PaiAi
//
//  Created by zhengjianfei on 16/4/6.
//  Copyright © 2016年 FFIB. All rights reserved.
//

import UIKit
import RxSwift
import RxCocoa
import PaiaiDataKit
import PaiaiUIKit

let kPhotographerMark = 1


final class DetailPageController: UIViewController {

    // MARK: Storyboard property
    @IBOutlet var tableView: UITableView!
    @IBOutlet var commentView: UIView!
    @IBOutlet var commentHeight: NSLayoutConstraint!
    @IBOutlet var commentTextField: UITextField!
    @IBOutlet var sendBtn: UIButton!
    @IBOutlet var thumbupView: UIView!
    @IBOutlet var buyView: UIView!
    @IBOutlet var shuiyinImage: UIImageView!
    @IBOutlet var shuiyinLabel: UILabel!
    @IBOutlet weak var waterMarkView: UIView!

    @IBOutlet weak var shuiyinImageLeadingConstarint: NSLayoutConstraint!
    // MARK: data property
    var detailPageViewModel = DetailPageViewModel()
    lazy var datas = [PhotoItem]()
    lazy var currentPhotoIndex = 0
    var isHiddenEnterView = false
    let disposeBag = DisposeBag()
    static let storyboardCtl = UIStoryboard.photoDetail.instantiateInitialViewController() as! DetailPageController

    // MARK: view function
    override func viewDidLoad() {
        super.viewDidLoad()
//        detailPageViewModel.tipDelegate = self
//        tableView.tableFooterView = UIView()
        tableView.contentInset = UIEdgeInsets(top: 0, left: 0, bottom: 100, right: 0)
        configureNotification()
        commentTextField.addLeftPadding(7)
        commentTextField.rx.text
                        .map {!($0?.isEmpty)!}
                        .bind(to: sendBtn.rx.isEnabled)
                        .disposed(by: disposeBag)
    }

    override func viewWillAppear(_ animated: Bool) {
        super.viewWillAppear(true)
//        titleWithbackBar = "详情"
        navigationController?.isNavigationBarHidden = false
//        refreshUI(index: currentPhotoIndex)
    }

//    override func backToController() {
//        navigationController?.popViewController(animated: true)
//        if let last = navigationController?.viewControllers[(navigationController?.viewControllers.count)! - 1] as? HomeViewController {
////            last.mainViewModel.models.value = datas
//        }
//
//        if let last = navigationController?.viewControllers[(navigationController?.viewControllers.count)! - 1] as? GroupPageController {
////            last.MineGroupViewModel.models.value = datas
//        }
//    }

    func configureNotification() {
        do {
//            NotificationCenter.default.rx.notification(Notification.Name(rawValue: WXPayDidFinishNotification)).asObservable().subscribe { (notification) in
//                FFToastView.showLoadingToast(inView: UIApplication.shared.keyWindow!, blockSuperView: true)
//                self.detailPageViewModel.handleResult(errorCode: 0, success: {[weak self](PhotoItem) in
//                    if let weakself = self {
//                        weakself.datas[weakself.currentPhotoIndex].murl = PhotoItem.murl
//                        weakself.datas[weakself.currentPhotoIndex].rurl = PhotoItem.rurl
////                        weakself.showBuyView()
//                        weakself.tableView.reloadRows(at: [IndexPath(item: 0, section: 1)], with: .none)
//                        let fullPicCtl = UIStoryboard.detailBoard.instantiateController(ShowFullPicController.self)
//                        fullPicCtl.datas = weakself.datas
//                        fullPicCtl.currentPhotoIndex = weakself.currentPhotoIndex
//                        fullPicCtl.showNomark = weakself.detailPageViewModel.watermarkPrice != -1
//                        fullPicCtl.showHD = weakself.detailPageViewModel.hdPrice != -1
//                        weakself.navigationController?.pushViewController(fullPicCtl, animated: true)
//                   }
//                })
//                }.disposed(by: disposeBag)
        }
        do {
//            NotificationCenter.default.rx.notification(Notification.Name.UIKeyboardWillShow)
//                .asObservable()
//                .subscribe({ (notification) in
//                    guard let info = notification.element?.userInfo, let avalue = info[UIKeyboardFrameEndUserInfoKey] else {
//                        return
//                    }
//
//                    let height = (avalue as AnyObject).cgRectValue.size.height
//                    self.returnKeyboarAction(notification.element!, height: height)
//                }).disposed(by: disposeBag)
        }

        do {
            NotificationCenter.default.rx.notification(UIResponder.keyboardWillHideNotification)
                .asObservable()
                .subscribe({ (notification) in
                    self.returnKeyboarAction(notification.element!, height: 0)
                }).disposed(by: disposeBag)
        }

    }

    // MARK: refresh interface
    func refreshUI(index: Int) {
        currentPhotoIndex = index
//        detailPageViewModel.currentPhoto = datas[index]

        detailPageViewModel.fetchThumbup(success: {[weak self] in
            if let weakself = self {
                var model = weakself.datas[index]
                model.thumbup_num =  weakself.detailPageViewModel.thumbups.count
                weakself.datas[index] = model
//                PhotoLocalStorage.instance.updateLocalData(PhotoItem: model)
                weakself.reloadSection(inter: 3)
            }
        })
        detailPageViewModel.fetchComment(success: {[weak self] in
            if let weakself = self {

                var model = weakself.datas[index]
                model.comment_num =  weakself.detailPageViewModel.comments.count
                weakself.datas[index] = model
//                PhotoLocalStorage.instance.updateLocalData(PhotoItem: model)
                weakself.reloadSection(inter: 4)
            }
        })

        reloadSection(inter: 0)
        reloadSection(inter: 2)
        showBuyView()
    }

    func showBuyView() {
//        if detailPageViewModel.currentPhoto.photo_from == kPhotographerMark && detailPageViewModel.currentPhoto.display_payment_btn == 1 {
//            buyView.isHidden = false
//            detailPageViewModel.hdPrice = -0.01
//            detailPageViewModel.watermarkPrice = -0.01
//            shuiyinLabel.text = !detailPageViewModel.currentPhoto.murl.isEmpty ? "查看无水印图" : "去除水印"
//            shuiyinImage.isHidden = false
//        } else {
//            buyView.isHidden = true
//        }
    }

    // MARK: Storyboard  button function
    @IBAction func HDPay(_ sender: UIButton) {
        detailPageViewModel.getHD (getPriceSuccess: { [weak self] (isExist) in
            if let weakself = self {
                if isExist {
                    let fullPicCtl = UIStoryboard(name: "Detail", bundle: nil).instantiateController(ShowFullPicController.self)
                    fullPicCtl.datas = [weakself.datas[weakself.currentPhotoIndex]]
                    fullPicCtl.showNomark = true
                    fullPicCtl.currentPhotoIndex = weakself.currentPhotoIndex
                    weakself.navigationController?.pushViewController(fullPicCtl, animated: true)
                } else {
                }
            }
        })
    }

    @IBAction func waterMarkPay(_ sender: UIButton) {

        detailPageViewModel.getWatermark (getPriceSuccess: { [weak self] (isExist) in
            if let weakself = self {
                if isExist {
                    let fullPicCtl = UIStoryboard(name: "Detail", bundle: nil).instantiateController(ShowFullPicController.self)
                    fullPicCtl.datas = weakself.datas
                    fullPicCtl.showNomark = true
                    fullPicCtl.currentPhotoIndex = weakself.currentPhotoIndex
                    weakself.navigationController?.pushViewController(fullPicCtl, animated: true)
                } else {
                    weakself.shuiyinImage.isHidden = true
                    weakself.shuiyinLabel.text = "￥\((weakself.detailPageViewModel.watermarkPrice/100))"
                }
            }
        })
    }

    @IBAction func share() {
        let ctl = UIStoryboard.photoDetail.instantiateController(ShareController.self)
        ctl.shareContent = "我使用拍爱分享了一张美图，你也快来试试吧"
        ctl.shareImgUrlThumb = datas[currentPhotoIndex].photo_thumbnail_url
        ctl.shareUrl = datas[currentPhotoIndex].photo_share_url
        presentController(ctl)
    }

    @IBAction func comment() {
        commentView.isHidden = false
        commentTextField.becomeFirstResponder()
    }

    @IBAction func sendComment() {
        guard let text = commentTextField.text else {
            return
        }
        detailPageViewModel.sendComment(content: text, success: { [weak self] in
            if let weakself = self {
                weakself.commentTextField.text = ""
                weakself.commentTextField.resignFirstResponder()
                weakself.commentView.isHidden = true
                weakself.refreshUI(index: weakself.currentPhotoIndex)
            }
        })
    }

    @IBAction func thumbup() {
        detailPageViewModel.sendThumbup(success: {[weak self]  in
            if let weakself = self {
                weakself.refreshUI(index: weakself.currentPhotoIndex)
            }

        })
    }

    // MARK: custom function
    func reloadSection(inter: Int) {
        tableView.beginUpdates()
        let indexSet = IndexSet(integer: inter)
        tableView.reloadSections(indexSet, with: .none)
        tableView.endUpdates()
    }

    @objc func showThumps() {
        if detailPageViewModel.thumbupsCount > 0 {
            detailPageViewModel.thumbupsCount = 0
        } else {
            detailPageViewModel.thumbupsCount = detailPageViewModel.thumbups.count
        }
        reloadSection(inter: 3)
    }
    @objc func showComments() {
        if detailPageViewModel.commentsCount > 0 {
            detailPageViewModel.commentsCount = 0
        } else {
            detailPageViewModel.commentsCount = detailPageViewModel.comments.count
        }
        reloadSection(inter: 4)
    }

    @objc func loadReportController() {
//        let ctl = UIStoryboard.photoDetail.instantiateController(ReportController.self)
//        presentController(ctl)
    }

    func returnKeyboarAction(_ notification: Notification, height: CGFloat) {
        guard let info = (notification as NSNotification).userInfo, let duration = info[UIResponder.keyboardAnimationDurationUserInfoKey] as? TimeInterval else {
            return
        }

        UIView.animate(withDuration: duration, animations: {() -> Void in
                self.commentHeight.constant = height
                self.commentView.superview!.layoutIfNeeded()
        })
    }

    // MARK: deinit
    deinit {
        NotificationCenter.default.removeObserver(self)
    }

}

// MARK: custom delegate function
extension DetailPageController: CellDelegate {
    func selectIndex(indexpath: IndexPath) {
        let ctl = UIStoryboard.photoDetail.instantiateController(ShowFullPicController.self)
        ctl.datas = datas
        ctl.currentPhotoIndex = currentPhotoIndex
        show(ctl, sender: nil)
    }

    func returnCurrentIndex(index: Int) {
        refreshUI(index: index)
    }

    func pushNext() {
        let ctl = UIStoryboard.main.instantiateController(GroupPageController.self)

//        ctl.groupModel = GroupModel(map: Map(mappingType: .fromJSON, JSON: datas[currentPhotoIndex].toJSON()))
        show(ctl, sender: nil)
    }
}

//MARK textField delegate
extension DetailPageController: UIGestureRecognizerDelegate {
    // MARK: textField

    func gestureRecognizer(_ gestureRecognizer: UIGestureRecognizer, shouldReceive touch: UITouch) -> Bool {
        return commentTextField.isFirstResponder
    }

    @IBAction func ReturnKeyboard(_ sender: UITapGestureRecognizer) {
        if !commentView.isHidden {
            commentTextField.resignFirstResponder()
            commentView.isHidden = true
        }
    }

}

// MARK: UITableView delegate
extension DetailPageController: UITableViewDataSource, UITableViewDelegate {

    func tableView(_ tableView: UITableView, viewForHeaderInSection section: Int) -> UIView? {
        if section == 3 {
            let cell = tableView.dequeueReusableCell(withIdentifier: "thumbupHeadCell")
            if let label = cell?.viewWithTag(1001) as? UILabel {
                label.text = "(\(detailPageViewModel.thumbups.count))"
            }
            if let button = cell?.viewWithTag(1011) as? UIButton {
                button.addTarget(self, action: #selector(showThumps), for: .touchUpInside)
            }
            if let imageView = cell?.viewWithTag(1008) as? UIImageView {
                let imageName = detailPageViewModel.thumbupsCount <= 0 ? "收起" : "列表箭头"
                imageView.image = UIImage(named : imageName)
            }
            return cell?.contentView
        } else if section == 4 {
            let cell = tableView.dequeueReusableCell(withIdentifier: "comentHeadCell")
            if let label = cell?.viewWithTag(1002) as? UILabel {
                label.text = "(\(detailPageViewModel.comments.count))"
            }
            if let button = cell?.viewWithTag(1012) as? UIButton {
                button.addTarget(self, action: #selector(showComments), for: .touchUpInside)
            }
            if let imageView = cell?.viewWithTag(1009) as? UIImageView {
                let imageName = detailPageViewModel.commentsCount <= 0 ? "收起" : "列表箭头"
                imageView.image = UIImage(named : imageName)
            }
            return cell?.contentView
        }
        return nil
    }

    func tableView(_ tableView: UITableView, heightForHeaderInSection section: Int) -> CGFloat {
        if section == 3 || section == 4 {
            return 44
        }
        return 0
    }

    func numberOfSections(in tableView: UITableView) -> Int {
        return 0
    }

    func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
        if section == 3 {
            return detailPageViewModel.thumbupsCount > 0 ? 1 : 0
        } else if section == 4 {
            return detailPageViewModel.commentsCount
        }
        return 0
    }

    func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
        if indexPath.section == 0 {
            let cell = tableView.dequeueReusableCell(withIdentifier: "headCell", for: indexPath) as! DetailPageHeadCell
            cell.enterView.isHidden = isHiddenEnterView
//            cell.setInfo(datas[currentPhotoIndex])
            cell.delegate = self
            if let reportBtn = cell.viewWithTag(40001) as? UIButton {

                reportBtn.addTarget(self, action: #selector(loadReportController), for: .touchUpInside)
//                reportBtn.isHidden = !(UserDefaults.Account.bool(forKey: .isAudit))
            }
            return cell
        } else if indexPath.section == 1 {
            let cell = tableView.dequeueReusableCell(withIdentifier: "detailPagePhotoCell", for: indexPath) as! DetailPagePhotoCell
//            cell.datas = datas
//            cell.currentPhotoIndex = currentPhotoIndex
            cell.delegate = self
            cell.first = true
            cell.collectionView.reloadData()
            return cell
        } else if indexPath.section == 2 {
            let cell = tableView.dequeueReusableCell(withIdentifier: "nameCell", for: indexPath) as! DetailPageNameCell
//            cell.setInfo(datas[currentPhotoIndex])
            return cell
        } else if indexPath.section == 3 {
            let cell = tableView.dequeueReusableCell(withIdentifier: "thumbupCell", for: indexPath) as! DetailthumbupImagesCell
            if detailPageViewModel.thumbups.count > 0 {
                let headers = detailPageViewModel.thumbups.map {$0.avatar}
                cell.setInfo(content: headers)
            }
            return cell
        } else {
            let cell = tableView.dequeueReusableCell(withIdentifier: "comentCell", for: indexPath) as! DetailCommentCell
            cell.setInfo(detailPageViewModel.comments[indexPath.row])
            return cell
        }
    }

    func tableView(_ tableView: UITableView, heightForRowAt indexPath: IndexPath) -> CGFloat {
        if indexPath.section == 0 {
            return 48
        } else if indexPath.section == 1 {
            return 360
        } else if indexPath.section == 2 {
            return 36
        } else if indexPath.section == 3 {
            return 40
        } else {
//            return 40 + detailPageViewModel.comments[indexPath.row].cellHeigth
            return 40
        }
    }
}