旗开得胜
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package com.greenorange.promotion.controller.wechat;
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import cn.hutool.http.HttpUtil;
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import cn.hutool.json.JSONUtil;
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import com.greenorange.promotion.common.BaseResponse;
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import com.greenorange.promotion.common.ErrorCode;
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import com.greenorange.promotion.common.ResultUtils;
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import com.greenorange.promotion.config.WxAccessToken;
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import com.greenorange.promotion.service.wechat.WechatGetQrcodeService;
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import com.greenorange.promotion.utils.QRCodeUtil;
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import io.swagger.v3.oas.annotations.Operation;
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import io.swagger.v3.oas.annotations.tags.Tag;
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import jakarta.annotation.Resource;
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import jakarta.servlet.http.HttpServletRequest;
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import lombok.extern.slf4j.Slf4j;
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import org.springframework.data.redis.core.RedisTemplate;
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import org.springframework.web.bind.annotation.GetMapping;
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import org.springframework.web.bind.annotation.PostMapping;
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import org.springframework.web.bind.annotation.RequestMapping;
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import org.springframework.web.bind.annotation.RestController;
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import javax.imageio.ImageIO;
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import java.awt.image.BufferedImage;
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import java.io.ByteArrayInputStream;
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import java.io.FileOutputStream;
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import java.io.IOException;
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import java.io.InputStream;
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import java.util.Base64;
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import java.util.HashMap;
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import java.util.Map;
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@Slf4j
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@RestController
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@Tag(name = "获取二维码模块")
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@RequestMapping("/qrcode")
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public class WechatGetQrcodeController {
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private final static String ACCESS_TOKEN_KEY = "accessToken";
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@Resource
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private RedisTemplate<String, Object> redisTemplate;
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@Resource
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private WechatGetQrcodeService wechatGetQrcodeService;
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/**
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* (小程序端)获取接口调用凭据
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*/
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@GetMapping("/get/token")
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@Operation(summary = "(小程序端)获取接口调用凭据", description = "参数：无, 权限：所有人, 方法名：getAccessToken")
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public BaseResponse<WxAccessToken> getAccessToken() {
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String accessToken = (String) redisTemplate.opsForValue().get(ACCESS_TOKEN_KEY);
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if (accessToken == null) {
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accessToken = wechatGetQrcodeService.getAccessToken().getAccess_token();
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}
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WxAccessToken wxAccessToken = WxAccessToken.builder()
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.access_token(accessToken)
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.expires_in("7200").build();
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return ResultUtils.success(wxAccessToken);
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}
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/**
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* 微信小程序获取二维码
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*/
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@PostMapping("/get/qrcode")
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@Operation(summary = "微信小程序获取二维码", description = "参数：无, 权限：所有人, 方法名：getQrcode")
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public BaseResponse<String> getQrcode(HttpServletRequest request) throws IOException {
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String accessToken = (String) redisTemplate.opsForValue().get(ACCESS_TOKEN_KEY);
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if (accessToken == null) {
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accessToken = wechatGetQrcodeService.getAccessToken().getAccess_token();
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}
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Map<String, Object> param = new HashMap<>();
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param.put("page", "pages/test/test");
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param.put("scene", "a=1");
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param.put("width", 430); // 宽度
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param.put("check_path", false);
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param.put("env_version", "develop");
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String url = "https://api.weixin.qq.com/wxa/getwxacodeunlimit?access_token=" + accessToken;
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String jsonParams = JSONUtil.toJsonStr(param);
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byte[] responseBytes = HttpUtil.createPost(url)
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.header("Content-Type", "application/json")
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.body(jsonParams)
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.execute()
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.bodyBytes();
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// 将二维码数据转换为 BufferedImage
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BufferedImage qrImage = ImageIO.read(new ByteArrayInputStream(responseBytes));
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// 获取用户头像
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String avatarUrl = "https://img.picui.cn/free/2025/04/09/67f5d7bd6b368.jpg"; // 假设这是用户头像的URL
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BufferedImage avatarImage = QRCodeUtil.getScaledAvatar(avatarUrl, 188, 188);
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// 获取空白图像
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String blankUrl = "https://www.helloimg.com/i/2025/04/07/67f34b0490d07.png";
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// 加载一张空白图片来覆盖logo（假设是透明背景的图片）
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BufferedImage blankImage = QRCodeUtil.getScaledAvatar(blankUrl, 196, 196); // 空白图片路径
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// 将头像转换为圆形
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BufferedImage circularAvatar = QRCodeUtil.getCircularImage(avatarImage);
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// 将空白头像转换为圆形
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BufferedImage circularBlank = QRCodeUtil.getCircularImage(blankImage);
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// 合并二维码和空白图片
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BufferedImage mergedWithBlank = QRCodeUtil.addImages(qrImage, circularBlank, 116, 116); // 偏移量根据需要调整
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// 合并二维码和头像
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BufferedImage resultImage = QRCodeUtil.addImages(mergedWithBlank, circularAvatar, 120, 120);
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// 将合成后的图片转换为 Base64 编码
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InputStream resultStream = QRCodeUtil.bufferedImageToInputStream(resultImage);
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byte[] resultBytes = resultStream.readAllBytes();
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// 生成图片并保存
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try (FileOutputStream fos = new FileOutputStream("qrcode.png")) {
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fos.write(resultBytes); // 将二进制数据写入文件
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} catch (IOException e) {
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e.printStackTrace();
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return ResultUtils.error(ErrorCode.OPERATION_ERROR, "保存二维码图片失败");
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}
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// 将二维码转换为Base64编码
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String base64Image = "data:image/jpeg;base64," + Base64.getEncoder().encodeToString(responseBytes);
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return ResultUtils.success(base64Image);
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}
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}
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@ -0,0 +1,68 @@
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package com.greenorange.promotion.controller.wechat;
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import cn.hutool.core.util.RandomUtil;
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import cn.hutool.http.HttpUtil;
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import cn.hutool.json.JSONUtil;
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import com.greenorange.promotion.common.BaseResponse;
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import com.greenorange.promotion.common.ErrorCode;
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import com.greenorange.promotion.common.ResultUtils;
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import com.greenorange.promotion.utils.OrderNumberUtils;
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import com.greenorange.promotion.utils.QRCodeUtil;
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import io.swagger.v3.oas.annotations.Operation;
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import io.swagger.v3.oas.annotations.tags.Tag;
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import jakarta.servlet.http.HttpServletRequest;
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import lombok.extern.slf4j.Slf4j;
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import org.springframework.web.bind.annotation.PostMapping;
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import org.springframework.web.bind.annotation.RequestMapping;
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import org.springframework.web.bind.annotation.RestController;
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import javax.imageio.ImageIO;
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import java.awt.image.BufferedImage;
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import java.io.ByteArrayInputStream;
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import java.io.FileOutputStream;
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import java.io.IOException;
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import java.io.InputStream;
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import java.util.Base64;
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import java.util.HashMap;
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import java.util.Map;
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@Slf4j
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@RestController
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@Tag(name = "微信提现模块")
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@RequestMapping("/payouts")
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public class WechatPayoutsController {
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/**
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* 微信小程序积分提现到银行卡
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*/
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@PostMapping("/points")
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@Operation(summary = "微信小程序积分提现到银行卡", description = "参数：无, 权限：所有人, 方法名：getQrcode")
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public BaseResponse<Boolean> pointsWithdrawnToBankCard(HttpServletRequest request) throws IOException {
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Map<String, Object> param = new HashMap<>();
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param.put("mch_id", "1700326544");
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param.put("partner_trade_no", OrderNumberUtils.generateOrderId());
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param.put("nonce_str", "fbemuj4Xql7CYlQJAoTEPYxvPSNgYT2t");
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param.put("sign", "");
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param.put("enc_bank_no", "6222031207006363442");
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param.put("enc_true_name", "陈新知");
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param.put("bank_code", "1002");
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param.put("amount", 5);
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param.put("desc", "提现");
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String url = "https://api.mch.weixin.qq.com/mmpaysptrans/pay_bank";
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String jsonParams = JSONUtil.toJsonStr(param);
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String response = HttpUtil.createPost(url)
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.header("Content-Type", "application/json")
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.body(jsonParams)
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.execute()
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.body();
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return ResultUtils.success(true);
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}
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}
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