content: package org.ruoyi.controller;
  
  import cn.dev33.satoken.annotation.SaIgnore;
  import cn.hutool.captcha.AbstractCaptcha;
  import cn.hutool.captcha.generator.CodeGenerator;
  import cn.hutool.core.util.IdUtil;
  import cn.hutool.core.util.RandomUtil;
  import jakarta.validation.Valid;
  import jakarta.validation.constraints.NotBlank;
  import lombok.RequiredArgsConstructor;
  import lombok.extern.slf4j.Slf4j;
  import org.ruoyi.common.core.constant.Constants;
  import org.ruoyi.common.core.constant.GlobalConstants;
  import org.ruoyi.common.core.domain.R;
  import org.ruoyi.common.core.service.ConfigService;
  import org.ruoyi.common.core.utils.SpringUtils;
  import org.ruoyi.common.core.utils.StringUtils;
  import org.ruoyi.common.core.utils.reflect.ReflectUtils;
  import org.ruoyi.common.mail.utils.MailUtils;
  import org.ruoyi.common.redis.utils.RedisUtils;
  import org.ruoyi.common.sms.config.properties.SmsProperties;
  import org.ruoyi.common.sms.core.SmsTemplate;
  import org.ruoyi.common.sms.entity.SmsResult;
  import org.ruoyi.common.web.config.properties.CaptchaProperties;
  import org.ruoyi.common.web.enums.CaptchaType;
  import org.ruoyi.system.domain.request.EmailRequest;
  import org.ruoyi.system.domain.vo.CaptchaVo;
  import org.springframework.expression.Expression;
  import org.springframework.expression.ExpressionParser;
  import org.springframework.expression.spel.standard.SpelExpressionParser;
  import org.springframework.validation.annotation.Validated;
  import org.springframework.web.bind.annotation.GetMapping;
  import org.springframework.web.bind.annotation.PostMapping;
  import org.springframework.web.bind.annotation.RequestBody;
  import org.springframework.web.bind.annotation.RestController;
  
  import java.time.Duration;
  import java.util.HashMap;
  import java.util.Map;
  
  /**
   * 验证码操作处理
   *
   * @author Lion Li
   */
  @SaIgnore
  @Slf4j
  @Validated
  @RequiredArgsConstructor
  @RestController
  public class CaptchaController {
  
      private final CaptchaProperties captchaProperties;
      private final SmsProperties smsProperties;
      private final ConfigService configService;
  
      /**
       * 短信验证码
       *
       * @param phonenumber 用户手机号
       */
      @GetMapping("/resource/sms/code")
      public R<Void> smsCode(@NotBlank(message = "{user.phonenumber.not.blank}") String phonenumber) {
          if (!smsProperties.getEnabled()) {
              return R.fail("当前系统没有开启短信功能！");
          }
          String key = GlobalConstants.CAPTCHA_CODE_KEY + phonenumber;
          String code = RandomUtil.randomNumbers(4);
          RedisUtils.setCacheObject(key, code, Duration.ofMinutes(Constants.CAPTCHA_EXPIRATION));
          // 验证码模板id
          String templateId = "";
          Map<String, String> map = new HashMap<>(1);
          map.put("code", code);
          SmsTemplate smsTemplate = SpringUtils.getBean(SmsTemplate.class);
          SmsResult result = smsTemplate.send(phonenumber, templateId, map);
          if (!result.isSuccess()) {
              log.error("验证码短信发送异常 => {}", result);
              return R.fail(result.getMessage());
          }
          return R.ok();
      }
  
      /**
       * 邮箱验证码
       *
       * @param emailRequest 用户邮箱
       */
      @PostMapping("/resource/email/code")
      public R<Void> emailCode(@RequestBody @Valid EmailRequest emailRequest) {
          String key = GlobalConstants.CAPTCHA_CODE_KEY + emailRequest.getUsername();
          String code = RandomUtil.randomNumbers(4);
          RedisUtils.setCacheObject(key, code, Duration.ofMinutes(Constants.CAPTCHA_EXPIRATION));
          // 自定义邮箱模板
          String model = configService.getConfigValue("mail", "mailModel");
          String mailTitle = configService.getConfigValue("mail", "mailTitle");
          String replacedModel = model.replace("{code}", code);
          try {
              MailUtils.sendHtml(emailRequest.getUsername(), mailTitle, replacedModel);
          } catch (Exception e) {
              log.error("邮箱验证码发送异常 => {}", e.getMessage());
              return R.fail(e.getMessage());
          }
          return R.ok();
      }
  
      /**
       * 生成验证码
       */
      @GetMapping("/auth/code")
      public R<CaptchaVo> getCode() {
          CaptchaVo captchaVo = new CaptchaVo();
          boolean captchaEnabled = captchaProperties.getEnable();
          if (!captchaEnabled) {
              captchaVo.setCaptchaEnabled(false);
              return R.ok(captchaVo);
          }
          // 保存验证码信息
          String uuid = IdUtil.simpleUUID();
          String verifyKey = GlobalConstants.CAPTCHA_CODE_KEY + uuid;
          // 生成验证码
          CaptchaType captchaType = captchaProperties.getType();
          boolean isMath = CaptchaType.MATH == captchaType;
          Integer length = isMath ? captchaProperties.getNumberLength() : captchaProperties.getCharLength();
          CodeGenerator codeGenerator = ReflectUtils.newInstance(captchaType.getClazz(), length);
          AbstractCaptcha captcha = SpringUtils.getBean(captchaProperties.getCategory().getClazz());
          captcha.setGenerator(codeGenerator);
          captcha.createCode();
          String code = captcha.getCode();
          if (isMath) {
              ExpressionParser parser = new SpelExpressionParser();
              Expression exp = parser.parseExpression(StringUtils.remove(code, "="));
              code = exp.getValue(String.class);
          }
          RedisUtils.setCacheObject(verifyKey, code, Duration.ofMinutes(Constants.CAPTCHA_EXPIRATION));
          captchaVo.setUuid(uuid);
          captchaVo.setImg(captcha.getImageBase64());
          return R.ok(captchaVo);
      }
  
  }
  