package com.ld.igds.protocol.zldz.command.builder;

import com.ld.igds.io.request.GrainSerConfRequest;
import com.ld.igds.protocol.zldz.command.message.Message;
import com.ld.igds.protocol.zldz.command.message.MessageBody;
import com.ld.igds.protocol.zldz.util.ServerUtils;
import com.ld.igds.util.BytesUtil;

/**
 * 粮情分机-修改通道电缆
 *
 * @author Andy
 */
public class CommandBuilder1126 extends CommandBuilder {

	private final static CommandBuilder1126 instance = new CommandBuilder1126();

	private CommandBuilder1126() {

	}

	public static CommandBuilder1126 getInstance() {
		return instance;
	}

	public Message buildMessage(GrainSerConfRequest request) {

		Message message = new Message();

		message.setBegin(ServerUtils.MSG_START);

		// 调整Message头部信息
		buildHeader(message, request);

		// 包头校验
		buildCrc8(message);

		// 创建消息体
		buildBody(message, request);

		// 添加校验
		buildCrc16(message);

		message.setEnd(ServerUtils.MSG_END);

		// 生成整体命令信息和BYte信息
		build(message);

		return message;
	}

	public void buildHeader(Message message, GrainSerConfRequest request) {
		String hexCompanyId = BytesUtil.getTargetId(request.getCompanyId(),
				true);
		hexCompanyId = BytesUtil.tran_LH(hexCompanyId);

		message.setSourceId(hexCompanyId);
		message.setSendId(hexCompanyId);
		message.setCompanyId(hexCompanyId);

		message.setTargetId(BytesUtil.tran_LH(BytesUtil.getTargetId(
				request.getSerId(), true)));
		message.setMessageType(BytesUtil.tran_LH(ServerUtils.MSG_TYPE_1126));
	}

	public void buildBody(Message message, GrainSerConfRequest request) {
		MessageBody body = new MessageBody();
		body.setLength(5);
		StringBuilder bodyStr = new StringBuilder();
		// 修改标识
		bodyStr.append(BytesUtil.toHexString(request.getEditTag()));
		// 通道号
		bodyStr.append(BytesUtil.toHexString(request.getPassCode()));
		// 列号
		bodyStr.append(BytesUtil.toHexString(request.getEditCol()));

		// 点序号/原根号/起始根号/根序号
		// 新点号/新根号/电缆层数/新根号
		if (6 == request.getEditTag()) {
			bodyStr.append(BytesUtil.toHexString(request.getValue1()));
			bodyStr.append(BytesUtil.toHexString(request.getValue2()));
		} else if (5 == request.getEditTag()) {
			bodyStr.append(BytesUtil.toHexString(request.getValue1()));
			bodyStr.append(BytesUtil.toHexString(request.getValue2()));
		} else if (4 == request.getEditTag()) {
			bodyStr.append(BytesUtil.toHexString(request.getValue1()));
			bodyStr.append(BytesUtil.toHexString(request.getValue2()));
		} else if (2 == request.getEditTag()) {
			bodyStr.append(BytesUtil.toHexString(request.getValue1()));
			bodyStr.append(BytesUtil.toHexString(request.getValue2()));
		} else {
			bodyStr.append("00");
			bodyStr.append("00");
		}

		body.setContent(bodyStr.toString());
		message.setBody(body);
	}

}