package com.xzx.gc.common.utils.image;


import cn.hutool.core.io.FileUtil;
import com.xzx.gc.common.constant.Constants;
import com.xzx.gc.common.utils.BusinessUtil;
import lombok.extern.slf4j.Slf4j;
import net.coobird.thumbnailator.Thumbnails;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;

import javax.imageio.ImageIO;
import java.awt.*;
import java.awt.image.BufferedImage;
import java.io.File;
import java.net.URL;
import java.util.HashMap;
import java.util.Map;

@Component
@Slf4j
public class GraphicsUtils {

    @Autowired
    private BusinessUtil businessUtil;

    /**
     * @param imgName       图片名称
     * @param codePath      二维码路径
     * @param avata         头像全路径
     * @param backgroundUrl 背景图地址
     * @param spuName       文字
     * @throws Exception
     */
    public Map<String, String> generatePoster(String imgName, String codePath, String avata,
                                              String backgroundUrl, String spuName, Integer x1, Integer y1, Integer x2, Integer y2, Integer x3, Integer y3, int size) {
        String urlPrefix = null;
        String imgPath = null;
        try {
            urlPrefix = businessUtil.getViewUrl();
            imgPath = Constants.IMG_UPLOAD_PATH + imgName;
            if (!FileUtil.exist(imgPath)) {
                //背景图
                BufferedImage bufferImage = QrCodeBaseUtils.imageToBufferedImage(backgroundUrl);
                Graphics2D graphics = bufferImage.createGraphics();
                graphics.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
                //小程序码
                BufferedImage qrCodeImage = ImageIO.read(new File(codePath));
                graphics.drawImage(qrCodeImage, x1, y1, null);
                //头像
                if (x2 != null) {
                    BufferedImage logoBufferImage = Thumbnails.of(new URL(avata)).size(150, 150).asBufferedImage();
                    graphics.drawImage(logoBufferImage, x2, y2, null);
                }
                //文字
                if (x3 != null) {
                    Font font = new Font("黑体", Font.BOLD, size);
                    graphics.setFont(font);
                    graphics.setPaint(Color.black);
                    graphics.drawString(spuName, x3, y3);
                }

                QrCodeGraphicsUtils.savePic(bufferImage, 1, "jpg", 0.8, imgPath);
                graphics.dispose();
                File file = new File(imgPath);
                long uploadUrl = FileUtil.size(file);
                //小于10kb重新生成
                if (uploadUrl <= Constants.MIN_FILE_SIZE) {
                    log.error("生成海报失败:图片大小异常：{}", uploadUrl);
                    return null;
                }
            } else {
                //判断文件是否正常 不正常 删除
                File file = new File(imgPath);
                long uploadUrl = FileUtil.size(file);
                if (uploadUrl <= Constants.MIN_FILE_SIZE) {
                    FileUtil.del(file);
                    return null;
                }
            }
        } catch (Exception e) {
            return null;
        }
        log.debug("生成海报成功，路径：" + imgPath);
        Map<String, String> map = new HashMap<>();
        map.put("viewUrl", urlPrefix + "/" + imgName);
        map.put("uploadUrl", imgPath);
        return map;

    }


//    public static void createPosterByRedTemplate(byte[] linkUrl, boolean logoStatus, String logoPath,
//                                                 String backgroundUrl, String spuPicUrl, String spuLeaguerPrice, String spuPrice, String spuName)
//            throws Exception {
//        // qrCode
////        BufferedImage qrCodeImage = QrCodeGraphicsUtils.createQrCode(linkUrl, false, logoStatus, logoPath, true, 160);
//        ByteArrayInputStream in = new ByteArrayInputStream(linkUrl);
////        BufferedImage qrCodeImage = ImageIO.read(in );
//
//        File file = FileUtil.writeFromStream(in, new File("d:/a.jpg"));
//
//        // 海报背景
//        BufferedImage bufferImage = QrCodeBaseUtils.imageToBufferedImage(backgroundUrl);
//
//        Graphics2D graphics = bufferImage.createGraphics();
//        graphics.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
//        graphics = bufferImage.createGraphics();
//        // 绘制 qrCode
////        graphics.drawImage(qrCodeImage, 437, 616, null);
//
//        // 绘制 头像
//        // graphics = QrCodeGraphicsUtils.drawAvatar(graphics, logoPath, bufferImage, 32, 714);
//
//        // 商品主图
//        BufferedImage spuPicBufferImage = null;
//        spuPicBufferImage = QrCodeBaseUtils.imageToBufferedImage(spuPicUrl);
//        // 绘制商品主图
//        // graphics.drawImage(spuPicBufferImage, 244, 249, null);
//
//        // 文本
//        //  QrCodeGraphicsUtils.drawRightTextNewLine(graphics, spuName, 235, 132, 35, 346, Color.WHITE, 24, 2, 350);
//
//        // 会员特价
//        Font font = new Font("微软雅黑", Font.PLAIN, 26);
//        graphics.setFont(font);
//        //  QrCodeGraphicsUtils.drawText(graphics, spuLeaguerPrice, 232, 65, Color.WHITE);
//        // 原价
//        Font font2 = new Font("微软雅黑", Font.PLAIN, 22);
//        graphics.setFont(font2);
//        //   QrCodeGraphicsUtils.drawText(graphics, spuPrice, 232, 100, Color.WHITE);
//
//        graphics.dispose();
//
//        ByteArrayOutputStream os = new ByteArrayOutputStream();
//        ImageIO.write(bufferImage, "JPG", os);
//        byte[] arrayImage = os.toByteArray();
//        InputStream inputStream = new ByteArrayInputStream(arrayImage);
//        if (os != null) {
//            os.close();
//        }
//        if (inputStream != null) {
//            inputStream.close();
//        }
//
//        QrCodeGraphicsUtils.savePic(bufferImage, 1, "jpg", 0.8, System.currentTimeMillis() + "");
//    }

}