package cn.besteam.modules.system.service.impl;
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import cn.besteam.common.constant.ErrorCode;
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import cn.besteam.common.exception.BusinessException;
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import cn.besteam.common.util.StringUtil;
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import cn.besteam.config.OssConfig;
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import cn.besteam.modules.system.service.IOssService;
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import cn.besteam.modules.system.service.IQrCodeService;
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import cn.besteam.modules.system.util.MyQrCode;
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import lombok.extern.slf4j.Slf4j;
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import org.apache.commons.io.FileUtils;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.beans.factory.annotation.Value;
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import org.springframework.stereotype.Service;
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import uk.org.okapibarcode.backend.Code128;
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import uk.org.okapibarcode.backend.HumanReadableLocation;
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import uk.org.okapibarcode.backend.QrCode;
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import uk.org.okapibarcode.backend.Symbol;
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import uk.org.okapibarcode.output.Java2DRenderer;
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import javax.imageio.ImageIO;
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import java.awt.*;
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import java.awt.image.BufferedImage;
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import java.io.File;
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/**
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* @author chenqilong
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* @since 2019-04-16
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*/
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@Service
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@Slf4j
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public class QrCodeServiceImpl implements IQrCodeService {
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@Autowired
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private IOssService ossService;
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@Value("${sys.qrcode.magnification}")
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private int magnification;
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@Autowired
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private OssConfig ossConfig;
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@Override
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public String genBarcode(String content) {
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try {
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Code128 barcode = new Code128();
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barcode.setFontName("Courier");
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barcode.setFontSize(20);
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barcode.setQuietZoneHorizontal(10);
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barcode.setQuietZoneVertical(10);
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barcode.setModuleWidth(2);
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barcode.setBarHeight(100);
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barcode.setHumanReadableLocation(HumanReadableLocation.BOTTOM);
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barcode.setContent(content);
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int width = barcode.getWidth();
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int height = barcode.getHeight();
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BufferedImage image = new BufferedImage(width, height, BufferedImage.TYPE_BYTE_GRAY);
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Graphics2D g2d = image.createGraphics();
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Java2DRenderer renderer = new Java2DRenderer(g2d, 1, Color.WHITE, Color.BLACK);
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renderer.render(barcode);
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File output = new File(FileUtils.getTempDirectoryPath() + File.separator + StringUtil.uuidNotLine() + ".jpeg");
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ImageIO.write(image, "jpeg", output);
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return ossService.uploadImage(getFolder(), FileUtils.readFileToByteArray(output));
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} catch (Exception e) {
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log.error("", e);
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throw new BusinessException(ErrorCode.ERR_500);
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}
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}
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@Override
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public String genQrCode(String content) {
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try {
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QrCode qrCode = new QrCode();
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qrCode.setPreferredVersion(10);
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qrCode.setContent(content);
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int magnification = this.magnification > 0 ? this.magnification : 10;
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int width = qrCode.getWidth() * magnification;
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int height = qrCode.getHeight() * magnification;
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BufferedImage image = new BufferedImage(width, height, BufferedImage.TYPE_BYTE_GRAY);
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Graphics2D g2d = image.createGraphics();
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Java2DRenderer renderer = new Java2DRenderer(g2d, magnification, Color.WHITE, Color.BLACK);
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renderer.render(qrCode);
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File output = new File(FileUtils.getTempDirectoryPath() + File.separator + StringUtil.uuidNotLine() + ".jpeg");
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ImageIO.write(image, "jpeg", output);
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return ossService.uploadImage(getFolder(), FileUtils.readFileToByteArray(output));
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} catch (Exception e) {
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log.error("", e);
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}
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return null;
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}
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@Override
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public File genQrCodeFile(String content) {
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try {
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MyQrCode qrCode = new MyQrCode();
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qrCode.setPreferredVersion(10);
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qrCode.setContent(content);
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int magnification = this.magnification > 0 ? this.magnification : 10;
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int width = qrCode.getWidth() * magnification;
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int height = qrCode.getHeight() * magnification;
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BufferedImage image = new BufferedImage(width, height, BufferedImage.TYPE_BYTE_GRAY);
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Graphics2D g2d = image.createGraphics();
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Java2DRenderer renderer = new Java2DRenderer(g2d, magnification, Color.WHITE, Color.BLACK);
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renderer.render(qrCode);
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File output = new File(FileUtils.getTempDirectoryPath() + File.separator + StringUtil.uuidNotLine() + ".jpeg");
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ImageIO.write(image, "jpeg", output);
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return output;
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} catch (Exception e) {
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log.error("", e);
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}
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return null;
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}
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private String getFolder() {
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return ossConfig.getStoreFolder();
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}
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}
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