platform-ios/RainbowPlanet/RainbowPlanet/Modules/MineModule/Message/View/MessageView.swift

//
//  MessageView.swift
//  RainbowPlanet
//
//  Created by 南鑫林 on 2019/4/24.
//  Copyright © 2019 南鑫林. All rights reserved.
//

import UIKit

class MessageView: BaseView {
    
    let oneImages = ["my_message_system","my_message_active","my_message_indent"]
    let oneTitles = ["星球通知","活动公告","订单消息"]
    
    let twoImages = ["my_message_comment","my_message_like","my_message_attention","my_message_letter"]
    let twoTitles = ["评论和@","喜欢和赞","关注我的","私信"]
    let twoDetailTitles = ["暂未收到评论和@，多去互动吧","暂未收到喜欢和赞，多去互动吧","暂无关注，多去互动吧","暂无私信"]
    
    typealias DidSelectClosure = (_ indexPath: IndexPath) -> Void
    var didSelectClosure : DidSelectClosure?
    
    enum NotificationAuthorizationStatus {
        case authorized
        case notDetermined
        case denied
    }
    
    var authorizationStatus :NotificationAuthorizationStatus?
    
    
    override func setupViews() {
        addSubview(collectionView)
        if #available(iOS 10.0, *) {
            let unUserNotificationCenter = UNUserNotificationCenter.current()
            unUserNotificationCenter.getNotificationSettings {
                settings in
                switch settings.authorizationStatus {
                case .authorized:
                   self.authorizationStatus = .authorized
                    return
                case .notDetermined:
                     self.authorizationStatus = .notDetermined
//                    //请求授权
//                    UNUserNotificationCenter.current()
//                        .requestAuthorization(options: [.alert, .sound, .badge]) {
//                            (accepted, error) in
//                            if !accepted {
//                                print("用户不允许消息通知。")
//                            }
//                    }
                    break
                case .denied:
                    self.authorizationStatus = .denied
                    break
                default:
                    break
                }
            }
             self.collectionView.reloadData()
        } else {
            // Fallback on earlier versions
        }
    }
    
    override func setupLayouts() {
        collectionView.snp.makeConstraints { (make) in
            make.edges.equalToSuperview()
        }
    }
    
    private lazy var collectionView: UICollectionView = {
        let collectionView = UICollectionView.init(frame: CGRect.zero, collectionViewLayout: collectionViewLayout)
        collectionView.backgroundColor = kf7f8faColor
        collectionView.delegate = self;
        collectionView.dataSource = self;
        collectionView.showsVerticalScrollIndicator = false
        collectionView.showsHorizontalScrollIndicator = false
        collectionView.cornerRadius = 2.5
        collectionView.masksToBounds = true
        return collectionView
    }()
    
    private lazy var collectionViewLayout: UICollectionViewFlowLayout = {
        let collectionViewLayout = UICollectionViewFlowLayout.init()
//        collectionViewLayout.estimatedItemSize = CGSize(width: kScaleWidth, height: 10)
        return collectionViewLayout
    }()

}

extension MessageView: UICollectionViewDelegateFlowLayout,UICollectionViewDataSource {
    func numberOfSections(in collectionView: UICollectionView) -> Int {
        return 2
    }
    
    func collectionView(_ collectionView: UICollectionView, numberOfItemsInSection section: Int) -> Int {
        switch section {
        case 0:
            return 3
        case 1:
            return 4
        default:
            return 0
        }
    }
    
    func collectionView(_ collectionView: UICollectionView, cellForItemAt indexPath: IndexPath) -> UICollectionViewCell {
        switch indexPath.section {
        case 0:
            let cell = MessageOneCollectionViewCell.cellWith(collectionView: collectionView, indexPath: indexPath)
            cell.setCell(titles: oneTitles, images: oneImages)
            return cell
        case 1:
            let cell = MessageTwoCollectionViewCell.cellWith(collectionView: collectionView, indexPath: indexPath)
            cell.setCell(titles: twoTitles, detailTitles: twoDetailTitles, images: twoImages)
            return cell
        default:
            return UICollectionViewCell()
        }
    }
    
    func collectionView(_ collectionView: UICollectionView, layout collectionViewLayout: UICollectionViewLayout, sizeForItemAt indexPath: IndexPath) -> CGSize {
        switch indexPath.section {
        case 0:
            return CGSize(width:kScreenWidth/3, height: kScaleValue(value: 40)+70)
        case 1:
            return CGSize(width:kScreenWidth, height: 91)
        default:
            return CGSize(width:0.0, height: 0.0)
        }
    }
    
    func collectionView(_ collectionView: UICollectionView, layout collectionViewLayout: UICollectionViewLayout, insetForSectionAt section: Int) -> UIEdgeInsets {
        switch section {
        case 0:
            if self.authorizationStatus == .notDetermined || self.authorizationStatus == .denied {
                return UIEdgeInsets(top: 0, left: 0, bottom: 10, right: 0)

            }else if self.authorizationStatus == .authorized {
                return UIEdgeInsets(top: 10, left: 0, bottom: 10, right: 0)

            }
            return UIEdgeInsets(top: 10, left: 0, bottom: 10, right: 0)
        default:
            return UIEdgeInsets(top: 0, left: 0, bottom: 0, right: 0)
        }
    }
    func collectionView(_ collectionView: UICollectionView, layout collectionViewLayout: UICollectionViewLayout, minimumLineSpacingForSectionAt section: Int) -> CGFloat {
        switch section {
        case 0:
            return 10
        default:
            return 0
        }
    }
    
    func collectionView(_ collectionView: UICollectionView, layout collectionViewLayout: UICollectionViewLayout, minimumInteritemSpacingForSectionAt section: Int) -> CGFloat {
        switch section {
        case 0:
            return 0
        default:
            return 0
        }
    }
    
    func collectionView(_ collectionView: UICollectionView, viewForSupplementaryElementOfKind kind: String, at indexPath: IndexPath) -> UICollectionReusableView {
        if kind == UICollectionView.elementKindSectionHeader {
            switch indexPath.section {
            case 0:
                let headerView = MessageNoticeHeaderCollectionReusableView.headerWith(collectionView: collectionView, kind:  UICollectionView.elementKindSectionHeader, indexPath: indexPath)
                return headerView
            default:
                return UICollectionReusableView()
            }
            
        }
        return UICollectionReusableView()
    }
    
    func collectionView(_ collectionView: UICollectionView, layout collectionViewLayout: UICollectionViewLayout, referenceSizeForHeaderInSection section: Int) -> CGSize {
        switch section {
        case 0:
            if self.authorizationStatus == .notDetermined || self.authorizationStatus == .denied {
                return CGSize(width: kScreenWidth, height: kScaleValue(value: 36))
            }else if self.authorizationStatus == .authorized {
                return CGSize(width: kScreenWidth, height: 0)
            }
            return CGSize(width: kScreenWidth, height: 0)
        default:
            return CGSize(width: kScreenWidth, height: 0)
        }
    }
    
    func collectionView(_ collectionView: UICollectionView, didSelectItemAt indexPath: IndexPath) {
        if let didSelectClosure = self.didSelectClosure {
            didSelectClosure(indexPath)
        }
    }
    
}