BFRecordScreenKit/BFRecordScreenKit/Classes/BFRecordItemModel.swift

//
//  BFRecordItemModel.swift
//  BFRecordScreenKit
//
//  Created by 胡志强 on 2021/12/6.
//

import Foundation

import BFFramework

struct SplitRecordRange {
    var isRecord:Bool = false
    var range:CMTimeRange
    var index:Int
}

public class BFRecordItemModel: NSObject {
    var baseMaterial : AVURLAsset?
    var dealedDurationRanges = [SplitRecordRange]()
    public var voiceStickers = [PQVoiceModel]()                         //
    public var videoStickers = [PQEditVisionTrackMaterialsModel]()
    public var imageStickers = [PQEditVisionTrackMaterialsModel]()
    public var titleStickers = [PQEditSubTitleModel]()
    public var index = 0
    public var width = 0
    public var height = 0
    
    func generationTimeRanges(needSort:Bool = false) {
        
        dealedDurationRanges.removeAll()
        
        var start : Double = 0
        
        var list: [PQVoiceModel]
        list = voiceStickers.sorted { model1, model2 in
            model1.startTime < model2.startTime
        }
        
        for model in list {
            
            if model.startTime > start{
                //
                let range = CMTimeRange(start: CMTime(seconds: start, preferredTimescale: 100), duration: CMTime(seconds: model.startTime - start, preferredTimescale: 100))
                dealedDurationRanges.append(SplitRecordRange(isRecord: false, range: range, index: -1))
            }

            let ind = voiceStickers.firstIndex(of: model)
            let range = CMTimeRange(start: CMTime(seconds: model.startTime, preferredTimescale: 100), end: CMTime(seconds: model.endTime, preferredTimescale: 100))
            dealedDurationRanges.append(SplitRecordRange(isRecord: true, range: range, index: ind ?? -1))
            start = model.endTime
        }
        if start < baseMaterial?.duration.seconds ?? 0 {
            let range = CMTimeRange(start: CMTime(seconds: start, preferredTimescale: 100), end: CMTime(seconds: baseMaterial?.duration.seconds ?? 0, preferredTimescale: 100))
            dealedDurationRanges.append(SplitRecordRange(isRecord: false, range: range, index: -1))
        }
        
    }
}