package alice.test.codesegment.local.bitonicsort.noarrraylist;

import alice.codesegment.CodeSegment;
import alice.datasegment.CommandType;
import alice.datasegment.Receiver;

public class OddPhase extends CodeSegment{
	private Receiver info0 = ids.create(CommandType.PEEK); // range
	private Receiver info1; 							   // Array1
	private Receiver info2; 							   // Array2
	private Receiver info3 = ids.create(CommandType.PEEK); // block_num
	//private Receiver info4 = ids.create(CommandType.PEEK); // last_block_num
	private Receiver info5 = ids.create(CommandType.PEEK); // sort_count
	private Receiver info6 = ids.create(CommandType.TAKE); // count
	
	public OddPhase(String key0 ,String key1 ,int index,String key6){
		info0.setKey(key0);
		info1 = ids.create(CommandType.TAKE);
		info1.setKey(key1,index);
		info3.setKey("block_num");
		info5.setKey("sort_count");
		info6.setKey(key6);
	}
	
	public OddPhase(String key0,String key1,String key2,int index,String key6){
		info0.setKey(key0);
		info1 = ids.create(CommandType.TAKE);
		info1.setKey(key1,index);
		info2 = ids.create(CommandType.TAKE);
		info2.setKey(key2,index);
		info3.setKey("block_num");
		info5.setKey("sort_count");
		info6.setKey(key6);
	}
	
	@Override
	public void run() {
		RangeInfo info = info0.asClass(RangeInfo.class);
		int block_num = info3.asInteger();
		int sort_count = info5.asInteger();
		int count = info6.asInteger();
		//System.out.println("count is " +count);
		if (info2==null){
			DataList list = (DataList)info1.obj;
			if (count > sort_count){
				info1.flip(CommandType.UPDATE, "array"+info.range, list, false);
				return;
			}
			Sort.quickSort(list,0,list.table.length-1);
			if (!info.lastFlag){ 
				info1.flip(CommandType.PUT, info.range+"f", list.createDataList(0, block_num/2) ,false);
				info3.flip(CommandType.PUT, info.range+"b", list.createDataList(block_num/2, block_num/2) ,false);
				
				if (info.range==0){
					//System.out.println("next Even "+info.range+" "+info.range+"f");	
					new EvenPhase(info0.key,info.range+"f",count,info6.key);
				} else {
					//System.out.println("next Even "+info.range+" "+ (info.range-1)+"b"+" "+(info.range)+"f");
					new EvenPhase(info0.key,(info.range-1)+"b",info.range+"f",count,info6.key);
				}
			} else {
				info1.flip(CommandType.PUT, info.range+"f",list, false);
				info3.flip(CommandType.PUT, info.range+"b","dummy");
				//System.out.println("next Even "+info.range+" "+ (info.range-1)+"b"+" "+(info.range)+"f");
				new EvenPhase(info0.key,(info.range-1)+"b",info.range+"f",count,info6.key);
			}
			
		} else {
			DataList list1 = (DataList)info1.obj;
			DataList list2 = (DataList)info2.obj;
			
			DataList list3 = new DataList(list1.table.length+list2.table.length);
			System.arraycopy(list1.table, 0, list3.table, 0, list1.table.length);
			System.arraycopy(list2.table, 0, list3.table, list1.table.length, list2.table.length);
			
			if (count > sort_count){
				info1.flip(CommandType.UPDATE, "array"+info.range, list3, false);
				return;
			}

			Sort.quickSort(list3,0,list3.table.length-1);
			info1.flip(CommandType.PUT, info.range+"f", list3.createDataList(0, block_num/2) ,false);
			info2.flip(CommandType.PUT, info.range+"b", list3.createDataList(block_num/2, block_num/2) ,false);

			if (info.range==0){
				//System.out.println("next Even2b "+info.range+" "+ info.range+"f");
				new EvenPhase(info0.key,info.range+"f",count,info6.key);
			} else {
				//System.out.println("next Even2b "+info.range+" "+ (info.range-1)+"b"+" "+info.range+"f");
				new EvenPhase(info0.key,(info.range-1)+"b",info.range+"f",count,info6.key);
			}
		}
		info6.flip(CommandType.UPDATE, info6.key, count+1);
	}
	
}