platform-ios/RainbowPlanet/RainbowPlanet/Modules/CommunityModule/CommunitySubComment/ViewController/CommunitySubCommentController.swift

//
//  CommunitySubCommentController.swift
//  RainbowPlanet
//
//  Created by Christopher on 2019/6/12.
//  Copyright © 2019 RainbowPlanet. All rights reserved.
//

import UIKit

class CommunitySubCommentController: BaseViewController {
    
    var communityPostCommentModel : CommunityPostCommentModel?
    var communityPostReplyModels = Array<CommunityPostReplyModel>()
    
    override func viewDidLoad() {
        super.viewDidLoad()
        setupViews()
        setupLayouts()
        setupData()
    }
    
    override func viewWillAppear(_ animated: Bool) {
        cmtKeyboard.isDisappear = false
    }
    
    override func viewWillDisappear(_ animated: Bool) {
        cmtKeyboard.isDisappear = true
    }
    
    override func setupViews() {
        navigationBar.title = "3条评论"
        view.backgroundColor = kf7f8faColor
        
        view.addSubview(tableView)
        view.addSubview(cmtKeyboard)
    }
    
    override func setupLayouts() {
        tableView.snp.makeConstraints { (make) in
            make.top.equalToSuperview().offset(kNavBarTotalHeight)
            make.left.right.bottom.equalTo(0)
        }
    }
    
    lazy var tableView: UITableView = {
        let tableView = UITableView(frame: CGRect.zero, style: UITableView.Style.grouped)
        tableView.separatorStyle = .none
        tableView.backgroundColor = kf7f8faColor
        tableView.dataSource = self
        tableView.delegate = self
        tableView.estimatedRowHeight = 0
        tableView.estimatedSectionFooterHeight = 0
        tableView.estimatedSectionHeaderHeight = 0
        return tableView
    }()
    
    lazy var cmtKeyboard: LXKeyBoard = {
        let cmtKeyboard = LXKeyBoard.init()
        cmtKeyboard.backgroundColor = kffffffColor
        cmtKeyboard.maxLine = 3
        cmtKeyboard.font = kRegularFont14
        cmtKeyboard.topOrBottomEdge = 10
        cmtKeyboard.beginUpdateUI()
        cmtKeyboard.sendBlock = {
            [weak self] (text) in
            print("----\(text)")
        }
        
        return cmtKeyboard
    }()
    
    override func setupData() {
        tableView.addHeaderWithHeader(withBeginRefresh: true, animation: false) { [weak self] (page) in
            self?.communityPostReplyApi(page: page)
        }
        tableView.addFooterWithWithHeader(withAutomaticallyRefresh: false) {
            [weak self] (page) in
            self?.communityPostReplyApi(page: page)
        }
    }
}

extension CommunitySubCommentController {
    
    /// 获取子评论
    ///
    /// - Parameter page: 分页
    func communityPostReplyApi(page:Int) {
        SwiftMoyaNetWorkServiceCommunity.shared().communityPostReplyApi(postId: communityPostCommentModel?.id ?? 0, page: page) { [weak self] (communityPostReplysModel) -> (Void) in
            let communityPostReplysModel = communityPostReplysModel as? CommunityPostReplysModel
            if communityPostReplysModel?.pagination?.currentPage ?? 1  <= communityPostReplysModel?.pagination?.totalPages ?? 1 {
                if communityPostReplysModel?.pagination?.currentPage == 1{
                    self?.communityPostReplyModels.removeAll()
                }
                self?.communityPostReplyModels = (self?.communityPostReplyModels)! + (communityPostReplysModel?.data!)!
                self?.tableView.reloadData()
                if  self?.communityPostReplyModels.count ?? 0 >= communityPostReplysModel?.pagination?.total ?? 0 {
                    self?.tableView.endFooterNoMoreData()
                }
            }else {
                self?.tableView.endFooterNoMoreData()
            }
        }
    }
}

// MARK: - tableView dataSource && delegate
extension CommunitySubCommentController: UITableViewDataSource, UITableViewDelegate {
    
    func numberOfSections(in tableView: UITableView) -> Int {
        return 2
    }
    
    func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
        switch section {
        case 0:
            if communityPostCommentModel != nil {
                return 1
            }else {
                return 0
            }
        default:
            return communityPostReplyModels.isEmpty ? 0 : communityPostReplyModels.count
        }
    }
    
    func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
        
        switch indexPath.section {
        case 0:
            let cell = CommunityMajorCommentCell.cellWith(tableView: tableView, indexPath: indexPath)
            cell.communityPostCommentModel = communityPostCommentModel
            return cell
        default:
            let cell = CommunityReplyCommentCell.cellWith(tableView: tableView, indexPath: indexPath)
            cell.communityPostReplyModel = communityPostReplyModels[indexPath.row]
            return cell
        }
        
    }
    
    func tableView(_ tableView: UITableView, didSelectRowAt indexPath: IndexPath) {
       
    }
    
    func tableView(_ tableView: UITableView, heightForRowAt indexPath: IndexPath) -> CGFloat {
        switch indexPath.section {
        case 0:
            return communityPostCommentModel?.height ?? 0
        default:
            return communityPostReplyModels[indexPath.row].height ?? 0
        }
    }
    
    func tableView(_ tableView: UITableView, heightForHeaderInSection section: Int) -> CGFloat {
        return 10
    }
    
    func tableView(_ tableView: UITableView, viewForHeaderInSection section: Int) -> UIView? {
        return UIView()
        
    }
    
    func tableView(_ tableView: UITableView, heightForFooterInSection section: Int) -> CGFloat {
        return 0.000001
        
    }
    
    func tableView(_ tableView: UITableView, viewForFooterInSection section: Int) -> UIView? {
        return UIView()
    }
    
}