platform-ios/RainbowPlanet/RainbowPlanet/Modules/CommunityModule/CommunityVideoContent/View/CommunityAllCommentView.swift

//
//  CommunityAllCommentView.swift
//  RainbowPlanet
//
//  Created by Christopher on 2019/7/4.
//  Copyright © 2019 RainbowPlanet. All rights reserved.
//  视频列表页--评价View

import UIKit
import FWPopupView
import RxSwift
import RxCocoa

class CommunityAllCommentView: FWPopupView {
    
    let disposeBag = DisposeBag()
    
    typealias DismissTransBlock = () -> Void
    var disTransBlock : DismissTransBlock?
    
    var postId: Int? {
        didSet {
            setupData()
        }
    }
    
    // 视频贴のModel
    var videoItemModel: CommunityVideoItemModel?
    
    // 评论
    var communityPostCommentsModel : CommunityPostCommentsModel?
    var communityPostCommentModels = Array<CommunityPostCommentModel>()
    var communityPostCommentModel : CommunityPostCommentModel?
    
    override init(frame: CGRect) {
        super.init(frame: frame)
        self.backgroundColor = kf7f8faColor
        
        addSubview(topView)
        topView.addSubview(titleLabel)
        topView.addSubview(dismissBtn)
        
        addSubview(noCommentsLabel)
        noCommentsLabel.isHidden = true
        
        addSubview(tableView)
        addSubview(commentInputView)
        
        setupLayouts()
    }
    
    required init?(coder aDecoder: NSCoder) {
        fatalError("init(coder:) has not been implemented")
    }
    
    func setupLayouts() {
        topView.snp.makeConstraints { (make) in
            make.top.left.right.equalToSuperview()
            make.height.equalTo(48)
        }
        titleLabel.snp.makeConstraints { (make) in
            make.left.equalTo(14)
            make.top.equalTo(13)
            make.height.equalTo(23)
        }
        dismissBtn.snp.makeConstraints { (make) in
            make.top.equalTo(4)
            make.right.equalTo(-5)
            make.size.equalTo(40)
        }
        
        noCommentsLabel.snp.makeConstraints { (make) in
            make.top.equalTo(228)
            make.centerX.equalToSuperview()
            make.height.equalTo(23)
        }
        
        tableView.snp.makeConstraints { (make) in
            make.top.equalTo(topView.snp_bottom)
            make.left.right.equalToSuperview()
            make.bottom.equalTo(-48-kSafeTabBarHeight)
        }
        commentInputView.snp.makeConstraints { (make) in
            make.top.equalTo(tableView.snp_bottom)
            make.height.equalTo(48 + kSafeTabBarHeight)
            make.left.right.equalToSuperview()
        }
    }
    
    func setupData() {
        tableView.addHeader(withBeginRefresh: true, animation: false) {
            [weak self] (page) in
            self?.communityPostCommentApi(page: page)
        }
        tableView.addAutoNormalFooter(withAutomaticallyRefresh: true, loadMoreBlock: {
            [weak self] (page) in
            self?.communityPostCommentApi(page: page)
        })
        commentInputView.commentInputViewClosure = {
            [weak self]  in
            self?.showKeyBoardCommentView(placeholder:"添加评论...")
        }
    }
    
    private lazy var topView: UIView = {
        let topView = UIView()
        topView.backgroundColor = kffffffColor
        return topView
    }()
    
    private lazy var titleLabel: UILabel = {
        let titleLabel = UILabel()
        titleLabel.textColor = k333333Color
        titleLabel.font = kRegularFont18
        return titleLabel
    }()
    
    private lazy var dismissBtn: UIButton = {
        let dismissBtn = UIButton(type: UIButton.ButtonType.custom)
        dismissBtn.setImage(kImage(name: "popup_btn_close_black"), for: .normal)
        dismissBtn.rx.tap.subscribe(onNext: { [weak self] (data) in
            if let disTransBlock = self?.disTransBlock {
                disTransBlock()
            }
        }).disposed(by: disposeBag)
        return dismissBtn
    }()
    
    private lazy var noCommentsLabel: UILabel = {
        let noCommentsLabel = UILabel()
        noCommentsLabel.text = "你不评一句，更新没动力"
        noCommentsLabel.textColor = k999999Color
        noCommentsLabel.font = kRegularFont16
        return noCommentsLabel
    }()
    
    lazy var commentInputView: CommentInputView = {
        let commentInputView = CommentInputView()
        return commentInputView
    }()
    
    lazy var tableView: UITableView = {
        let tableView = UITableView(frame: CGRect.zero, style: UITableView.Style.grouped)
        tableView.separatorStyle = .none
        tableView.backgroundColor = kffffffColor
        tableView.dataSource = self
        tableView.delegate = self
        tableView.estimatedRowHeight = 0.000001
        tableView.estimatedSectionFooterHeight = 0.000001
        tableView.estimatedSectionHeaderHeight = 0.000001
        return tableView
    }()
    
    /// 显示键盘
    func showKeyBoardCommentView(placeholder:String) {
        
        KeyBoardInputView.show(placeholder: placeholder, inputViewResultClosure: {
            [weak self] text in
            self?.communityPostCommentApi(text: text, complete: {
                [weak self] in
                self?.communityPostCommentModel = nil
            })
        }) {
            [weak self] in
            self?.communityPostCommentModel = nil

        }
    }
    
    /// 自定义评论View
    class func communityAllCommentView(view:UIView? = nil,postId:Int, videoItemMdl: CommunityVideoItemModel) -> CommunityAllCommentView {
        let commentView = CommunityAllCommentView(frame: CGRect(x: 0, y: 0, width: UIScreen.main.bounds.width, height: kSafeTabBarHeight + 500))
        commentView.attachedView = view
        
        commentView.configRectCorner(corner: [.topLeft,.topRight], radii: CGSize(width: 8, height: 8))
        commentView.postId = postId
        commentView.videoItemModel = videoItemMdl
        let vProperty = FWPopupViewProperty()
        vProperty.popupCustomAlignment = .bottomCenter
        vProperty.popupAnimationType = .frame
        vProperty.maskViewColor = UIColor(white: 0, alpha: 0.5)
        vProperty.touchWildToHide = "1"
        vProperty.popupViewEdgeInsets = UIEdgeInsets(top: 0, left: 0, bottom: 0, right: 0)
        vProperty.animationDuration = 0.3
        commentView.vProperty = vProperty
        commentView.show()
        commentView.disTransBlock = {
            commentView.hide()
        }
        return commentView
    }
    
}

extension CommunityAllCommentView : UITableViewDelegate, UITableViewDataSource {
    
    func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
        return communityPostCommentModels.isEmpty ? 1 : communityPostCommentModels.count
    }
    
    func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
        if communityPostCommentModels.isEmpty {
            return UITableViewCell()
        } else {
            let cell = CommunityVideoMajorCommentCell.cellWith(tableView: tableView, indexPath: indexPath)
            cell.communityVideoItemModel = videoItemModel
            cell.communityPostCommentModel = communityPostCommentModels[indexPath.row]
            cell.frame = tableView.bounds
            cell.layoutIfNeeded()
            cell.reloadData()
            return cell
        }
    }
    
    func tableView(_ tableView: UITableView, didSelectRowAt indexPath: IndexPath) {
        if !communityPostCommentModels.isEmpty {
            communityPostCommentModel = self.communityPostCommentModels[indexPath.row]
            if communityPostCommentModel?.isDelete != 1 {
                CommentReplyView.commentReplyView(id: communityPostCommentModel?.id, uid: communityPostCommentModel?.uid,userName: communityPostCommentModel?.username ?? "", content: communityPostCommentModel?.content ?? "", replyClosure: {
                    [weak self] in
                    self?.communityPostCommentModel = self?.communityPostCommentModels[indexPath.row]
                    self?.showKeyBoardCommentView(placeholder:"回复:@\(self?.communityPostCommentModel?.username ?? "")")
                    }, deleteClosure: {
                        [weak self] in
                        self?.communityPostCommentModel?.isDelete = 1
                        self?.communityPostCommentModel?.content = "该评论已被删除"
                        tableView.reloadData()
                })
            }else {
                SwiftProgressHUD.shared().showText("该评论已删除,暂时不能评论")
                communityPostCommentModel = nil
            }
        }
        
        
        
    }
    
    func tableView(_ tableView: UITableView, heightForRowAt indexPath: IndexPath) -> CGFloat {
        if communityPostCommentModels.isEmpty {
            return 0
        }else {
            return communityPostCommentModels[indexPath.row].height ?? 0
        }
    }
    
    func tableView(_ tableView: UITableView, heightForHeaderInSection section: Int) -> CGFloat {
        return 10
    }
    
    func tableView(_ tableView: UITableView, viewForHeaderInSection section: Int) -> UIView? {
        return nil
    }
    
    func tableView(_ tableView: UITableView, heightForFooterInSection section: Int) -> CGFloat {
        return 0.000001
    }
    func tableView(_ tableView: UITableView, viewForFooterInSection section: Int) -> UIView? {
        return nil
    }
    
}

extension CommunityAllCommentView {
    
    /// 评论列表
    ///
    /// - Parameters:
    ///   - postId: 内容id
    ///   - page: 分页
    func communityPostCommentApi(page:Int) {
        SwiftMoyaNetWorkServiceCommunity.shared().communityPostCommentsApi(postId: postId ?? 0, page: page,completion: {
            [weak self] (communityPostCommentsModel) -> (Void) in
            let communityPostCommentsModel = communityPostCommentsModel as? CommunityPostCommentsModel
            self?.communityPostCommentsModel = communityPostCommentsModel
            let totalComments: Int = communityPostCommentsModel?.commentCount ?? 0
            self?.titleLabel.text = "全部评论 \(totalComments)"
            if totalComments == 0 {
                self?.tableView.isHidden = true
                self?.noCommentsLabel.isHidden = false
            } else {
                self?.tableView.isHidden = false
                self?.noCommentsLabel.isHidden = true
            }
            
            if self?.communityPostCommentsModel?.pagination?.currentPage == 1{
                self?.communityPostCommentModels.removeAll()
                self?.tableView.resetNoMoreData()
                
            }
            self?.communityPostCommentModels = (self?.communityPostCommentModels)! + (self?.communityPostCommentsModel?.data!)!
            self?.tableView.reloadData()
            
            MJRefreshManager.hiddenHeaderWithFooter(tableView: self?.tableView, pagination: communityPostCommentsModel?.pagination)
            
        }) {
            [weak self] loadingStatus in
            MJRefreshManager.hiddenHeaderWithFooter(tableView: self?.tableView,loadingStatus:loadingStatus)
        }
    }
    
    /// 评论
    func communityPostCommentApi(text:String,complete:@escaping () -> ()) {
        let communityCustomCommnetModel = CommunityCustomCommnetModel()
        communityCustomCommnetModel.postId = videoItemModel?.id ?? 0
        communityCustomCommnetModel.content = text
        if communityPostCommentModel != nil {
            communityCustomCommnetModel.parentId = communityPostCommentModel?.id
            communityCustomCommnetModel.replyUid = communityPostCommentModel?.uid
            communityCustomCommnetModel.replyUsername = communityPostCommentModel?.username
        }
        
        SwiftMoyaNetWorkServiceCommunity.shared().communityPostCommentApi(communityCustomCommnetModel: communityCustomCommnetModel) {
            [weak self] (communityPostCommentIdModel) -> (Void) in
            
            let communityPostCommentIdModel = communityPostCommentIdModel as? CommunityPostCommentIdModel
            
            if self?.communityPostCommentModel == nil { //评论
                let communityPostCommentModel = CommunityPostCommentModel()
                communityPostCommentModel.avatar = UserModel.shared().getModel()?.avatarurl
                communityPostCommentModel.content = text
                communityPostCommentModel.createdAt = "刚刚"
                communityPostCommentModel.id = communityPostCommentIdModel?.id
                communityPostCommentModel.username = UserModel.shared().getModel()?.username
                communityPostCommentModel.uid = UserModel.shared().getModel()?.uid
                self?.communityPostCommentModels.insert(communityPostCommentModel, at: 0)
                
                // 若此条评论前列表没有评论，显示table
                let preTotalComments: Int = self?.communityPostCommentsModel?.pagination?.total ?? 0
                if preTotalComments == 0 {
                    self?.tableView.isHidden = false
                    self?.noCommentsLabel.isHidden = true
                }
                
                let count = 1 + (self?.communityPostCommentsModel?.commentCount ?? 0)
                self?.communityPostCommentsModel?.commentCount = count
                self?.titleLabel.text = "全部评论 \(count)"
                VirusViewModel.shared.comment(communityVideoItemModel: (self?.videoItemModel)!, id: communityPostCommentIdModel?.id ?? 0,content: text)
                
                self?.tableView.reloadData()
                
            }else { //回评论
                let communityPostReplyModel = CommunityPostReplyModel()
                communityPostReplyModel.avatar = UserModel.shared().getModel()?.avatarurl
                communityPostReplyModel.content = text
                communityPostReplyModel.createdAt = "刚刚"
                communityPostReplyModel.id = communityPostCommentIdModel?.id
                communityPostReplyModel.username = UserModel.shared().getModel()?.username
                communityPostReplyModel.uid = UserModel.shared().getModel()?.uid
                let count  = self?.communityPostCommentModel?.replyCount ?? 0 + 1
                self?.communityPostCommentModel?.replyCount = count
                if self?.communityPostCommentModel?.reply == nil {
                    self?.communityPostCommentModel?.reply = Array<CommunityPostReplyModel>()
                }
                self?.communityPostCommentModel?.reply?.insert(communityPostReplyModel, at: 0)
                self?.communityPostCommentModel?.replyCount = 1 +  (self?.communityPostCommentModel?.replyCount ?? 0)
                
                VirusViewModel.shared.comment(communityVideoItemModel: (self?.videoItemModel)!, id: communityPostCommentIdModel?.id ?? 0,content: text, communityPostCommentModel: self?.communityPostCommentModel)
                
                self?.tableView.reloadData()
            }
            complete()
            
        }
    }
    
}