platform-ios/RainbowPlanet/RainbowPlanet/Modules/ShoppingCartModule/ShoppingCart/View/ShoppingCartOrderPayView.swift

//
//  ShoppingCartOrderPayView.swift
//  RainbowPlanet
//
//  Created by Christopher on 2019/5/9.
//  Copyright © 2019 RainbowPlanet. All rights reserved.
//  购物车--订单支付View

import UIKit

class ShoppingCartOrderPayView: BaseView {
    
    override func setupViews() {
        self.backgroundColor = kf7f8faColor
        addSubview(accountView)
        addSubview(tableView)
        let emptyView =  EmptyView.shared.diyCustomEmptyViewStyle2(iconStr: "page04", titleStr: "当前暂无数据")
        emptyView.contentViewY = kScaleValue(value: 182)
        tableView.ly_emptyView = emptyView
        tableView.ly_startLoading()
    }
    
    override func setupLayouts() {
        accountView.snp.makeConstraints { (make) in
            make.left.right.equalToSuperview()
            make.bottom.equalTo(-kSafeTabBarHeight)
            make.height.equalTo(48)
        }
        tableView.snp.makeConstraints { (make) in
            make.edges.equalToSuperview()
            make.bottom.equalTo(accountView.snp_top).offset(-20)
        }
    }
    
    lazy var accountView: OrderPayAcountView = {
        let accountView = OrderPayAcountView()
        return accountView
    }()
    
    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 = 0.000001
        tableView.estimatedSectionFooterHeight = 0.000001
        tableView.estimatedSectionHeaderHeight = 0.000001
        return tableView
    }()
    
}

extension ShoppingCartOrderPayView : UITableViewDelegate, UITableViewDataSource {
    func numberOfSections(in tableView: UITableView) -> Int {
        return 3
    }
    
    func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
        if section == 0 {
            return 1
        } else {
            return 2
        }
    }
    
    func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
        if indexPath.section == 0 {
            let cell = ShoppingCartListNoneItemCell.cellWith(tableView: tableView, indexPath: indexPath)
            return cell
            
        } else {
            let cell = ShoppingCartPayOrderItemCell.cellWith(tableView: tableView, indexPath: indexPath)
            return cell
        }
    }
    
    func tableView(_ tableView: UITableView, heightForRowAt indexPath: IndexPath) -> CGFloat {
        return  UITableView.automaticDimension
    }
    
    func tableView(_ tableView: UITableView, heightForHeaderInSection section: Int) -> CGFloat {
        if section == 0 {
            return 10
        } else {
            return 48
        }
    }
    
    func tableView(_ tableView: UITableView, viewForHeaderInSection section: Int) -> UIView? {
        if section == 0 {
            return nil
        } else {
            let headerView = ShoppingCartPayOrderHeader(frame: CGRect(x: 0, y: 0, width: kScreenWidth, height: 48))
            return headerView
        }
    }
    
    func tableView(_ tableView: UITableView, heightForFooterInSection section: Int) -> CGFloat {
        if section == 0 {
            return 0.000001
        } else {
            return 88
        }
    }
    
    func tableView(_ tableView: UITableView, viewForFooterInSection section: Int) -> UIView? {
        if section == 0 {
            return nil
        } else {
            let footerView = ShoppingCartPayOrderFooter(frame: CGRect(x: 0, y: 0, width: kScreenWidth, height: 88))
            return footerView
        }
    }
    
}