package QuickVerifyCrap;

import java.io.FileNotFoundException;
import java.io.RandomAccessFile;
import java.math.BigInteger;
import java.nio.ByteBuffer;
import java.util.ArrayList;
import java.util.LinkedList;
import java.util.List;

public class Logic2PWMMassageliege
{
    static final int REFRATE = 500_000_000;
    static final int SAMPLELENGTH=REFRATE/32_000;//500MS samplerate/32KHz
    static final int SAMPLELENGTH_BUFFERED= (int) (SAMPLELENGTH*1.1);//500MS samplerate/32KHz
    public static void main(String[] args) throws Exception
    {
        long[] edges_ch1 = null;
        long[] edges_ch2 = null;
        String basepath = "/home/tgoerner/loa/000034/export/";
        RandomAccessFile ch1 = new RandomAccessFile(basepath+"digital_0.bin","r");
        RandomAccessFile ch2 = new RandomAccessFile(basepath+"digital_1.bin","r");
        ch1.readLong(); //magic LMAA
        ch1.readInt();
        ch1.readInt();
        boolean initialHigh1 = (ch1.readInt()!=0);
        ch1.readDouble();
        ch1.readDouble();
        int countEdges1 = (int) Long.reverseBytes(ch1.readLong());
        if(initialHigh1)
        {
            countEdges1++;
        }
        int writeptr = 0;
        edges_ch1 = new long[countEdges1+1];
        if(initialHigh1)
        {
            edges_ch1[0]=-1;
            writeptr++;
        }
        while(writeptr<countEdges1)
        {
            long temp = Long.reverseBytes(ch1.readLong());
            ByteBuffer buffer = ByteBuffer.allocate(Long.BYTES);
            buffer.putLong(temp);
            buffer.rewind();
            edges_ch1[writeptr]=(long)(buffer.getDouble()*REFRATE);
            writeptr++;
        }
        edges_ch1[writeptr] = edges_ch1[writeptr-1]+REFRATE;
        
        
        ch2.readLong(); //magic LMAA
        ch2.readInt();
        ch2.readInt();
        boolean initialHigh2 = (ch2.readInt()!=0);
        ch2.readDouble();
        ch2.readDouble();
        int countEdges2 = (int) Long.reverseBytes(ch2.readLong());
        if(initialHigh2)
        {
            countEdges2++;
        }
        writeptr = 0;
        edges_ch2 = new long[countEdges2+1];
        if(initialHigh2)
        {
            edges_ch1[0]=-1;
            writeptr++;
        }
        
        while(writeptr<countEdges2)
        {
            long temp = Long.reverseBytes(ch2.readLong());
            ByteBuffer buffer = ByteBuffer.allocate(Long.BYTES);
            buffer.putLong(temp);
            buffer.rewind();
            
            edges_ch2[writeptr]=(long)(buffer.getDouble()*REFRATE);
            writeptr++;
        }
        edges_ch2[writeptr] = edges_ch2[writeptr-1]+REFRATE;
        
        List<List<Short>> lst= new LinkedList<>();
        List<Short> samples = new LinkedList<>();
        int c1 = 1; //zeit zur ersten flanke weg, die ist bullshit.exe da zeit vor erster messung
        int c2 = 1;
        while(c1<edges_ch1.length-2||c2<edges_ch2.length-2)
        {
            boolean cutoff = false;
            //triggert wenn beide signale länger als
            if(c1<edges_ch1.length&&c2<edges_ch2.length&&(edges_ch1[c1+1]>SAMPLELENGTH_BUFFERED)&&(edges_ch2[c2+1]>SAMPLELENGTH_BUFFERED))
            {
                cutoff=true;
            }
            
            if(c1<edges_ch1.length-2&&edges_ch1[c1]<edges_ch2[c2]&&c2<edges_ch2.length-2) //channel1 hat den nächsten höcker
            {
                long samplesize = edges_ch1[c1]+edges_ch1[c1+1];
                if(edges_ch1[c1+1]>SAMPLELENGTH_BUFFERED)
                {
                    samplesize=SAMPLELENGTH;
                }
                short sample = (short)((edges_ch1[c1]*32768)/samplesize);
                samples.add(sample);
                c1+=2;
            }
            else if(c2<edges_ch2.length-2&&edges_ch2[c2]<edges_ch1[c1]&&c1<edges_ch1.length-2) //channel1 hat den nächsten höcker
            {
                long samplesize = edges_ch2[c2]+edges_ch2[c2+1];
                if(edges_ch2[c2+1]>SAMPLELENGTH_BUFFERED)
                {
                    samplesize=SAMPLELENGTH;
                }
                short sample = (short)(((edges_ch2[c2]*32768)/samplesize)*-1);
                samples.add(sample);
                c2+=2;
            }
            else
            {
                System.out.println("ZÖINKS");
                c1=edges_ch1.length;
                c2=edges_ch2.length;
            }
            
            
            if(cutoff)
            {
                lst.add(samples);
                samples = new LinkedList<>();
            }
        }
        
        for(int i=0;i<lst.size();i++)
        {
            RandomAccessFile out = new RandomAccessFile(basepath+"track"+i+".raw","rw");
            List<Short> file = lst.get(i);
            for(int j=0;j<file.size();j++)
            {
                out.writeShort(file.get(j));
            }
            out.close();
        }
        
    }
}