package org.springblade.mdm.program.service.programannotation;

import org.apache.commons.io.IOUtils;
import org.springblade.mdm.program.service.ProgramAnnotationService;
import org.springblade.mdm.utils.FileContentUtil;
import org.springblade.system.pojo.entity.DictBiz;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;

import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.List;

public abstract class AbstractProcessor implements AnnotationProcessor{

	@Autowired
	private ProgramAnnotationService programAnnotationService;

	protected AnnotationProperties annotationProperties;


	@Override
	public InputStream setAnnotation(AnnotationData annoData,InputStream inputStream) throws IOException {
		List<DictBiz> annoDicts = programAnnotationService.getAnnotionDictList();

		InputStream finishedStream;
		try(inputStream){
			ByteArrayInputStream byteInputStream =  new ByteArrayInputStream(IOUtils.toByteArray(inputStream));

			//1加入发送路径的注释
			String sendPathAnnotation = generateAnnotation(annoData.getSendPath(),getControlSystem(),annoDicts);//加了注释之后的文本

			String sendDirLine = FileContentUtil.readLineAt(byteInputStream,annotationProperties.getSendPathLineIndex());//第2行是发送路径
			byteInputStream.reset();
			String statusLine = FileContentUtil.readLineAt(byteInputStream,annotationProperties.getStatusLineIndex());//状态注释
			byteInputStream.reset();

			InputStream insAfterSetSendDir ;
			if(isAnnotation(sendDirLine,getControlSystem(),annoDicts)){
				insAfterSetSendDir = FileContentUtil.replaceAtLine(byteInputStream,annotationProperties.getSendPathLineIndex(),sendPathAnnotation);
			}else{
				insAfterSetSendDir = FileContentUtil.insertLine(byteInputStream,annotationProperties.getSendPathLineIndex(),sendPathAnnotation);
			}

			insAfterSetSendDir.reset();
			//加入状态注释行
			String statusAnnotation = generateAnnotation(annoData.getProgramStatus(),getControlSystem(),annoDicts);//注释后的状态文本
			if(isAnnotation(statusLine,getControlSystem(),annoDicts)){
				finishedStream = FileContentUtil.replaceAtLine(insAfterSetSendDir,annotationProperties.getStatusLineIndex(),statusAnnotation);
			}else{
				finishedStream = FileContentUtil.insertLine(insAfterSetSendDir,annotationProperties.getStatusLineIndex(),statusAnnotation);
			}
		}

		return finishedStream;
	}

	@Override
	public abstract void setControlSystem(String controlSystemDictVal) ;

	@Override
	public void setAnnotationProperties(AnnotationProperties annotationProperties) {
		this.annotationProperties= annotationProperties;
	}

	public abstract String getControlSystem();

}