import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.stream.IntStream;

public class CellSample {

    private List<Integer[]> cells;
    private Integer cdr1Freq;

    public CellSample(Integer numDistinctCells, Integer cdr1Freq){
        this.cdr1Freq = cdr1Freq;
        List<Integer> numbersCDR3 = new ArrayList<>();
        List<Integer> numbersCDR1 = new ArrayList<>();
        Integer numDistCDR3s = 2 * numDistinctCells + 1;
        IntStream.range(1, numDistCDR3s + 1).forEach(i -> numbersCDR3.add(i));
        IntStream.range(numDistCDR3s + 1, numDistCDR3s + 1 + (numDistCDR3s / cdr1Freq) + 1).forEach(i -> numbersCDR1.add(i));
        Collections.shuffle(numbersCDR3);
        Collections.shuffle(numbersCDR1);

        //Each cell represented by 4 values
        //two CDR3s, and two CDR1s. First two values are CDR3s (alpha, beta), second two are CDR1s (alpha, beta)
        List<Integer[]> distinctCells = new ArrayList<>();
        for(int i = 0; i < numbersCDR3.size() - 1; i = i + 2){
            Integer tmpCDR3a = numbersCDR3.get(i);
            Integer tmpCDR3b = numbersCDR3.get(i+1);
            Integer tmpCDR1a = numbersCDR1.get(i % numbersCDR1.size());
            Integer tmpCDR1b = numbersCDR1.get((i+1) % numbersCDR1.size());
            Integer[] tmp = {tmpCDR3a, tmpCDR3b, tmpCDR1a, tmpCDR1b};
            distinctCells.add(tmp);
        }
        this.cells = distinctCells;
    }

    public CellSample(List<Integer[]> cells, Integer cdr1Freq){
        this.cells = cells;
        this.cdr1Freq = cdr1Freq;
    }

    public List<Integer[]> getCells(){
        return cells;
    }

    public Integer getCdr1Freq() {
        return cdr1Freq;
    }

    public Integer getCellCount(){
        return cells.size();
    }

}