111 lines
4.3 KiB
Swift
111 lines
4.3 KiB
Swift
//
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// LoadDataMusic.swift
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// MusicPlayer
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//
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// Created by Mr.Zhou on 2024/4/1.
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//
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import UIKit
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///音乐数据集合控制器
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class MPSideA_LoadDataMusic: NSObject {
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static let shared = MPSideA_LoadDataMusic()
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///全部音乐资源
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var alllistMusics:[MPSideA_MusicViewModel] = []
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///用户上传资源
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var userlistMusics:[MPSideA_MusicViewModel] = []
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///本地全部资源
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var locallistMusics:[MPSideA_MusicViewModel] = []
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///首页展示-第0层（本地三条加一条用户最后播放数据）
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var homeZeroMusics:[MPSideA_MusicViewModel] = []
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///首页展示-第1层（本地数据，ablum为1）
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var homeFirstMusics:[MPSideA_MusicViewModel] = []
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///首页展示-第2层（本地数据，ablum为2）
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var homeSecondMusics:[MPSideA_MusicViewModel] = []
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///首页展示-第3层（本地数据，ablum为3）
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var homeThirdMusics:[[MPSideA_MusicViewModel]] = []
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private override init() {
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super.init()
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if (UserDefaults.standard.bool(forKey: "FirstBulid")) == false {
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//配置本地数据
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plistDatatoModel()
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UserDefaults.standard.set(true, forKey: "FirstBulid")
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print("Create data successfully")
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}
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}
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/// 数据配置
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/// - Parameter complete: 当模型组配置完成后执行该事件
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public func reloadListData(completion:(() -> Void)?) {
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//重新装填数据
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MPSideA_MusicModel.fetchAll { [weak self] results in
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guard let self = self else {return}
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//清空各项数组内容
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alllistMusics = []
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userlistMusics = []
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locallistMusics = []
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homeZeroMusics = []
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homeFirstMusics = []
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homeSecondMusics = []
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homeThirdMusics = []
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results.forEach { item in
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//筛选本地与用户上传数据
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if item.isLocal == true {
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self.locallistMusics.append(.init(item))
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}else {
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self.userlistMusics.append(.init(item))
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}
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//全部数据
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self.alllistMusics.append(.init(item))
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}
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//分类展示数据
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homeFirstMusics = locallistMusics.filter{($0.type == .First)}
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homeSecondMusics = locallistMusics.filter{($0.type == .Second)}
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homeThirdMusics = convertToTwoArray(locallistMusics.filter{($0.type == .Third)}, raw: 3)
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//取出固定内容
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homeZeroMusics.append(homeThirdMusics.last!.last!)
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homeZeroMusics.append(homeSecondMusics.last!)
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homeZeroMusics.append(homeFirstMusics.last!)
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if userlistMusics.count != 0 {
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homeZeroMusics.append(userlistMusics.last!)
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}
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completion?()
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}
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}
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//获取本地资源Plist，并转化为音乐模型数组
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private func plistDatatoModel() {
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let plistPath = Bundle.main.path(forResource: "Resource", ofType: "plist")!
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let dictArray = NSArray(contentsOfFile: plistPath)
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dictArray?.forEach({ (item) in
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let dict = item as! [String : AnyObject]
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let music = MPSideA_MusicModel.create()
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music.identifier = dict["identifier"] as? String
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music.title = dict["title"] as? String
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music.duration = dict["duration"] as! Double
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music.cover = UIImage(named: dict["cover"] as! String)!.pngData()!
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music.author = dict["author"] as? String
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music.album = dict["album"] as! Int16
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music.isLocal = dict["isLocal"] as! Bool
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music.path = dict["path"] as! String
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music.creationTime = Date().timeZone()
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})
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MPSideA_MusicModel.save()
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}
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/// 将一维音乐数组转为二维音乐数组
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/// - Parameters:
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/// - array: 原音乐数组
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/// - raw: 分割个数
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/// - Returns: 返回的二维数组
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private func convertToTwoArray(_ array:[MPSideA_MusicViewModel], raw:Int) -> [[MPSideA_MusicViewModel]] {
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let twoDArray = stride(from: 0, to: array.count, by: raw).map { (index) -> [MPSideA_MusicViewModel] in
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if (index + raw) > array.count {
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return Array(array[index...])
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} else {
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return Array(array[index..<index + raw])
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}
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}
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return twoDArray
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}
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}
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