签到模块

2026-06-02 09:56:37 +08:00
parent 174e33053e
commit 08cf82ac83
33 changed files with 888 additions and 14 deletions
@@ -0,0 +1,48 @@
+# Compiled class file
+*.class
+
+# Log file
+*.log
+
+# BlueJ files
+*.ctxt
+
+# Mobile Tools for Java (J2ME)
+.mtj.tmp/
+
+# Package Files
+*.jar
+*.war
+*.nar
+*.ear
+*.zip
+*.tar.gz
+*.rar
+
+# Virtual machine crash logs
+hs_err_pid*
+replay_pid*
+
+# Maven
+target/
+pom.xml.tag
+pom.xml.releaseBackup
+pom.xml.versionsBackup
+pom.xml.next
+release.properties
+dependency-reduced-pom.xml
+buildNumber.properties
+.mvn/timing.properties
+.mvn/wrapper/maven-wrapper.jar
+
+# IDE
+.idea/
+*.iml
+.vscode/
+.settings/
+.classpath
+.project
+
+# OS
+.DS_Store
+Thumbs.db
@@ -0,0 +1,242 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <parent>
+        <groupId>cn.novalon.gym.manage</groupId>
+        <artifactId>gym-manage-api</artifactId>
+        <version>1.0.0</version>
+    </parent>
+
+    <artifactId>gym-checkIn</artifactId>
+    <packaging>jar</packaging>
+
+    <name>Gym CheckIn</name>
+    <description>Check-In Management Module - Member Attendance Services</description>
+
+    <dependencies>
+        <dependency>
+            <groupId>cn.novalon.gym.manage</groupId>
+            <artifactId>manage-common</artifactId>
+            <version>${project.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>cn.novalon.gym.manage</groupId>
+            <artifactId>manage-db</artifactId>
+            <version>${project.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-webflux</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-aop</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.springdoc</groupId>
+            <artifactId>springdoc-openapi-starter-webflux-ui</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-security</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.data</groupId>
+            <artifactId>spring-data-commons</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-test</artifactId>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.security</groupId>
+            <artifactId>spring-security-test</artifactId>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>io.projectreactor</groupId>
+            <artifactId>reactor-test</artifactId>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>io.github.resilience4j</groupId>
+            <artifactId>resilience4j-spring-boot3</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>io.github.resilience4j</groupId>
+            <artifactId>resilience4j-reactor</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.testcontainers</groupId>
+            <artifactId>testcontainers</artifactId>
+            <version>1.21.4</version>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.testcontainers</groupId>
+            <artifactId>postgresql</artifactId>
+            <version>1.21.4</version>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.testcontainers</groupId>
+            <artifactId>junit-jupiter</artifactId>
+            <version>1.21.4</version>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>com.h2database</groupId>
+            <artifactId>h2</artifactId>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>io.r2dbc</groupId>
+            <artifactId>r2dbc-h2</artifactId>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.postgresql</groupId>
+            <artifactId>r2dbc-postgresql</artifactId>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>cn.hutool</groupId>
+            <artifactId>hutool-all</artifactId>
+            <version>5.8.25</version>
+        </dependency>
+        <dependency>
+            <groupId>com.google.zxing</groupId>
+            <artifactId>core</artifactId>
+            <version>3.5.1</version>
+        </dependency>
+
+        <!-- 添加 ZXing JavaSE 扩展（用于生成图片） -->
+        <dependency>
+            <groupId>com.google.zxing</groupId>
+            <artifactId>javase</artifactId>
+            <version>3.5.1</version>
+        </dependency>
+
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-websocket</artifactId>
+        </dependency>
+    </dependencies>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-jar-plugin</artifactId>
+                <version>3.4.2</version>
+                <executions>
+                    <execution>
+                        <id>default-jar</id>
+                        <phase>package</phase>
+                        <goals>
+                            <goal>jar</goal>
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <version>3.11.0</version>
+                <configuration>
+                    <source>21</source>
+                    <target>21</target>
+                    <annotationProcessorPaths>
+                        <path>
+                            <groupId>org.mapstruct</groupId>
+                            <artifactId>mapstruct-processor</artifactId>
+                            <version>1.5.5.Final</version>
+                        </path>
+                        <path>
+                            <groupId>org.projectlombok</groupId>
+                            <artifactId>lombok</artifactId>
+                            <version>${lombok.version}</version>
+                        </path>
+                        <path>
+                            <groupId>org.projectlombok</groupId>
+                            <artifactId>lombok-mapstruct-binding</artifactId>
+                            <version>0.2.0</version>
+                        </path>
+                    </annotationProcessorPaths>
+                </configuration>
+            </plugin>
+            <plugin>
+                <groupId>org.jacoco</groupId>
+                <artifactId>jacoco-maven-plugin</artifactId>
+                <version>0.8.12</version>
+                <executions>
+                    <execution>
+                        <id>prepare-agent</id>
+                        <goals>
+                            <goal>prepare-agent</goal>
+                        </goals>
+                    </execution>
+                    <execution>
+                        <id>report</id>
+                        <phase>verify</phase>
+                        <goals>
+                            <goal>report</goal>
+                        </goals>
+                    </execution>
+                    <execution>
+                        <id>check</id>
+                        <phase>verify</phase>
+                        <goals>
+                            <goal>check</goal>
+                        </goals>
+                        <configuration>
+                            <rules>
+                                <rule>
+                                    <element>BUNDLE</element>
+                                    <limits>
+                                        <limit>
+                                            <counter>INSTRUCTION</counter>
+                                            <value>COVEREDRATIO</value>
+                                            <minimum>0.60</minimum>
+                                        </limit>
+                                    </limits>
+                                </rule>
+                            </rules>
+                        </configuration>
+                    </execution>
+                </executions>
+            </plugin>
+            <plugin>
+                <groupId>com.github.spotbugs</groupId>
+                <artifactId>spotbugs-maven-plugin</artifactId>
+                <version>4.8.6.0</version>
+                <dependencies>
+                    <dependency>
+                        <groupId>com.github.spotbugs</groupId>
+                        <artifactId>spotbugs</artifactId>
+                        <version>4.8.6</version>
+                    </dependency>
+                </dependencies>
+                <executions>
+                    <execution>
+                        <id>spotbugs-check</id>
+                        <phase>verify</phase>
+                        <goals>
+                            <goal>check</goal>
+                        </goals>
+                    </execution>
+                </executions>
+                <configuration>
+                    <effort>Max</effort>
+                    <threshold>High</threshold>
+                    <failOnError>true</failOnError>
+                    <excludeFilterFile>spotbugs-exclude.xml</excludeFilterFile>
+                </configuration>
+            </plugin>
+        </plugins>
+    </build>
+</project>
@@ -0,0 +1,46 @@
+package cn.novalon.gym.manage.checkIn.config;
+
+import lombok.Data;
+import org.springframework.boot.context.properties.ConfigurationProperties;
+import org.springframework.context.annotation.Configuration;
+
+@Data
+@Configuration
+@ConfigurationProperties(prefix = "qr.config")
+public class QRCodeConfig {
+
+    /**
+     * 二维码宽度（像素）
+     */
+    private Integer width = 300;
+
+    /**
+     * 二维码高度（像素）
+     */
+    private Integer height = 300;
+
+    /**
+     * 白边宽度
+     */
+    private Integer margin = 1;
+
+    /**
+     * 容错率：L, M, Q, H
+     */
+    private String errorCorrection = "M";
+
+    /**
+     * 图片格式：png, jpg
+     */
+    private String format = "png";
+
+    /**
+     * 是否启用Logo
+     */
+    private Boolean logoEnabled = false;
+
+    /**
+     * Logo路径
+     */
+    private String logoPath = "";
+}
@@ -0,0 +1,43 @@
+package cn.novalon.gym.manage.checkIn.config;
+
+import cn.novalon.gym.manage.checkIn.websocket.MyWebSocketHandler;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.web.reactive.HandlerMapping;
+import org.springframework.web.reactive.handler.SimpleUrlHandlerMapping;
+import org.springframework.web.reactive.socket.WebSocketHandler;
+import org.springframework.web.reactive.socket.server.support.WebSocketHandlerAdapter;
+
+import java.util.HashMap;
+import java.util.Map;
+
+@Configuration
+public class WebSocketConfig {
+
+    @Autowired
+    private MyWebSocketHandler myWebSocketHandler;
+
+    /**
+     * 注册 WebSocket 路由映射
+     * 路径对应前端连接的 ws://xxx/webSocket/checkIn
+     */
+    @Bean
+    public HandlerMapping webSocketMapping() {
+        Map<String, WebSocketHandler> map = new HashMap<>();
+        map.put("/webSocket/checkIn", myWebSocketHandler);
+
+        SimpleUrlHandlerMapping mapping = new SimpleUrlHandlerMapping();
+        mapping.setUrlMap(map);
+        mapping.setOrder(10);  // 设置优先级
+        return mapping;
+    }
+
+    /**
+     * 注册 WebSocket 处理器适配器（必须）
+     */
+    @Bean
+    public WebSocketHandlerAdapter handlerAdapter() {
+        return new WebSocketHandlerAdapter();
+    }
+}
@@ -0,0 +1,43 @@
+package cn.novalon.gym.manage.checkIn.constant;
+
+import java.time.LocalDate;
+import java.util.UUID;
+
+/**
+ * 打卡模块 Redis 键常量
+ *
+ * @author 付嘉
+ * @date 2026-05-30
+ */
+public final class QRRedisKey {
+
+    private static final String SEPARATOR = ":";
+    private static final String QRCODE_USER_DAILY = "qrcode:user:daily";
+    private static final String QRCODE_CONTENT = "QR_";
+    private QRRedisKey() {
+        // 私有构造，防止实例化
+    }
+
+    /**
+     * 用户当日二维码
+     * 格式：qrcode:user:daily:{userId}:{date}
+     * 示例：qrcode:user:daily:1001:2026-05-30
+     */
+    public static String qrcodeUserDaily(Long userId, LocalDate date) {
+        return QRCODE_USER_DAILY + SEPARATOR + userId + SEPARATOR + date;
+    }
+
+    /**
+     * 用户当日二维码（今天）
+     */
+    public static String qrcodeUserToday(Long userId) {
+        return qrcodeUserDaily(userId, LocalDate.now());
+    }
+
+    /**
+     * 生成二维码内容（每个用户每次调用都不同）
+     */
+    public static String generateQrcodeContent() {
+        return QRCODE_CONTENT + UUID.randomUUID().toString().replace("-", "");
+    }
+}
@@ -0,0 +1,13 @@
+package cn.novalon.gym.manage.checkIn.dto;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+
+@Data
+@AllArgsConstructor
+public class QRCodeDto {
+
+    private String qrContent;
+
+    private boolean isUsed;
+}
@@ -0,0 +1,41 @@
+package cn.novalon.gym.manage.checkIn.entity;
+
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+import org.springframework.data.annotation.CreatedDate;
+import org.springframework.data.annotation.Id;
+import org.springframework.data.relational.core.mapping.Column;
+import org.springframework.data.relational.core.mapping.Table;
+
+import java.time.LocalDate;
+import java.time.LocalDateTime;
+
+@Data
+@Builder
+@NoArgsConstructor
+@AllArgsConstructor
+@Table("sign_in_record")
+public class SignInRecord {
+
+    @Id
+    private Long id;
+
+    // 会员ID
+    @Column("member_id")
+    private Long memberId;
+
+    // 签到日期
+    @Column("sign_in_date")
+    private LocalDate signInDate;
+
+    // 签到时间
+    @Column("sign_in_time")
+    private LocalDateTime signInTime;
+
+    // 创建时间
+    @CreatedDate
+    @Column("created_at")
+    private LocalDateTime createdAt;
+}
@@ -0,0 +1,69 @@
+package cn.novalon.gym.manage.checkIn.handler;
+
+import cn.novalon.gym.manage.checkIn.service.impl.CheckServiceImpl;
+import cn.novalon.gym.manage.sys.util.AuthUtil;
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.MediaType;
+import org.springframework.stereotype.Component;
+import org.springframework.web.reactive.function.server.ServerRequest;
+import org.springframework.web.reactive.function.server.ServerResponse;
+import reactor.core.publisher.Mono;
+
+import java.util.Map;
+
+@Slf4j
+@Component
+@RequiredArgsConstructor
+public class CheckInHandler {
+
+    private final AuthUtil authUtil;
+    private final CheckServiceImpl checkService;
+
+    /**
+     * 签到
+     *
+     * POST /api/checkIn
+     *
+     */
+    public Mono<ServerResponse> checkIn(ServerRequest request) {
+
+        Long memberId = 1L;
+//        authUtil.getMemberIdOrThrow(request);
+        return request.bodyToMono(Map.class)
+                .flatMap(body -> {
+                    String qrContent = (String) body.get("qrContent");
+                    log.info("收到签到请求, memberId: {}, qrContent: {}", memberId, qrContent);
+
+                    return checkService.checkIn(memberId, qrContent)
+                            .flatMap(result -> ServerResponse.ok()
+                                    .contentType(MediaType.APPLICATION_JSON)
+                                    .bodyValue(Map.of("code", 200, "message", "签到成功")));
+                })
+                .onErrorResume(e -> {
+                    log.error("签到失败", e);
+                    return ServerResponse.status(HttpStatus.BAD_REQUEST)
+                            .bodyValue(Map.of("code", 400, "message", e.getMessage()));
+                });
+    }
+
+    /**
+     * 获取二维码
+     *
+     * GET /api/checkin/qrcode
+     *
+     */
+    public Mono<ServerResponse> getQRCode(ServerRequest request) {
+
+        Long memberId = 1L;
+//        authUtil.getMemberIdOrThrow(request);
+
+        log.info("收到用户{}获取二维码请求", memberId);
+
+        return checkService.getQRCode(memberId)
+                .flatMap(qrCodeVo -> ServerResponse.ok()
+                        .contentType(MediaType.APPLICATION_JSON)
+                        .bodyValue(qrCodeVo));
+    }
+}
@@ -0,0 +1,11 @@
+package cn.novalon.gym.manage.checkIn.service;
+
+import cn.novalon.gym.manage.checkIn.vo.QRCodeVo;
+import reactor.core.publisher.Mono;
+
+public interface ICheckInService {
+
+    Mono<QRCodeVo> getQRCode(Long memberId);
+
+    Mono<String> checkIn(Long memberId, String qrContent);
+}
@@ -0,0 +1,97 @@
+package cn.novalon.gym.manage.checkIn.service.impl;
+
+import cn.hutool.core.bean.BeanUtil;
+import cn.hutool.extra.qrcode.QrCodeUtil;
+import cn.hutool.extra.qrcode.QrConfig;
+import cn.hutool.json.JSONUtil;
+import cn.novalon.gym.manage.checkIn.config.QRCodeConfig;
+import cn.novalon.gym.manage.checkIn.constant.QRRedisKey;
+import cn.novalon.gym.manage.checkIn.service.ICheckInService;
+import cn.novalon.gym.manage.checkIn.vo.QRCodeVo;
+import cn.novalon.gym.manage.common.constant.RedisKeyConstants;
+import cn.novalon.gym.manage.common.util.RedisUtil;
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+import reactor.core.publisher.Mono;
+
+import java.time.LocalDate;
+import java.time.LocalDateTime;
+import java.time.format.DateTimeFormatter;
+import java.time.temporal.ChronoUnit;
+import java.util.HashMap;
+import java.util.Map;
+
+@Slf4j
+@Service
+@RequiredArgsConstructor
+public class CheckServiceImpl implements ICheckInService {
+
+    @Autowired
+    private final QRCodeConfig qrCodeConfig;
+
+    private final RedisUtil redisUtil;
+
+    @Override
+    public Mono<QRCodeVo> getQRCode(Long memberId) {
+        log.info("开始查询会员信息");
+        // TODO: 获取会员信息 - 查会员卡有效期/剩余次数，过期返回，先查缓存，缓存不存在则查数据库
+        // if (member有效期过了) throw new RuntimeException("会员有效期已过，拒绝生成二维码");
+        log.info("会员信息查询完成");
+
+        log.info("开始生成二维码");
+        String qrContent = QRRedisKey.generateQrcodeContent();
+        Map<String, Object> redisMap = new HashMap<>();
+        redisMap.put("qrContent", qrContent);
+        redisMap.put("isUsed", false);
+
+        return redisUtil.setWithExpire(
+                        RedisKeyConstants.QRCODE_USER_DAILY+memberId+LocalDate.now(),
+                        redisMap,
+                        getSecondsUntilEndOfDay()
+                )
+                .then(Mono.fromSupplier(() -> {
+                    String qrCodeBase64 = QrCodeUtil.generateAsBase64(qrContent,
+                            BeanUtil.copyProperties(qrCodeConfig, QrConfig.class), "png");
+                    return new QRCodeVo(qrCodeBase64,false,qrCodeConfig.getWidth(),qrCodeConfig.getHeight());
+                }));
+    }
+
+    @Override
+    public Mono<String> checkIn(Long memberId, String qrContent) {
+        String key = RedisKeyConstants.QRCODE_USER_DAILY+memberId+LocalDate.now();
+
+        return redisUtil.get(key)
+                .flatMap(cachedQrContent -> {
+                    if (cachedQrContent != null) {
+                        // 匹配成功，执行签到逻辑
+                        Map<String, Object> map = JSONUtil.parseObj(cachedQrContent);
+                        if(map.get("qrContent").equals(qrContent)){
+                            if((boolean)map.get("isUsed")){
+                                log.error("重复签到");
+                                throw new RuntimeException("您已经在"+map.get("checkInTime")+"完成签到，请勿重复签到");
+                            }
+                            log.info("二维码匹配成功，memberId: {}", memberId);
+                            // TODO查会员卡缓存，按照卡有效期进行扣减次数，没有缓存查数据库
+                            map.put("isUsed", true);
+                            map.put("checkInTime", LocalDateTime.now().format(DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss")));
+
+                            return redisUtil.set(key,map).
+                                    then(Mono.just("签到成功"));
+                        }
+                    }
+                    throw new RuntimeException("二维码无效");
+                })
+                .switchIfEmpty(Mono.error(new RuntimeException("二维码已过期或不存在")));
+    }
+
+    private long getSecondsUntilEndOfDay() {
+        LocalDateTime now = LocalDateTime.now();
+        LocalDateTime endOfDay = now.toLocalDate().atTime(23, 59, 59);
+
+        if (now.isAfter(endOfDay)) return 1;
+
+        return ChronoUnit.SECONDS.between(now, endOfDay);
+    }
+}
@@ -0,0 +1,17 @@
+package cn.novalon.gym.manage.checkIn.vo;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+
+@Data
+@AllArgsConstructor
+public class QRCodeVo {
+
+    private String qrCodeBase64;
+
+    private boolean isUsed;
+
+    private Integer width;
+
+    private Integer height;
+}
@@ -0,0 +1,98 @@
+package cn.novalon.gym.manage.checkIn.websocket;
+
+import cn.hutool.json.JSONUtil;
+import cn.novalon.gym.manage.checkIn.dto.QRCodeDto;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.stereotype.Component;
+import org.springframework.web.reactive.socket.WebSocketHandler;
+import org.springframework.web.reactive.socket.WebSocketMessage;
+import org.springframework.web.reactive.socket.WebSocketSession;
+import reactor.core.publisher.Flux;
+import reactor.core.publisher.Mono;
+
+import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
+
+@Slf4j
+@Component
+public class MyWebSocketHandler implements WebSocketHandler {
+
+    // 存储所有连接
+    private static final Map<String, WebSocketSession> sessions = new ConcurrentHashMap<>();
+
+    @Override
+    public Mono<Void> handle(WebSocketSession session) {
+        String sessionId = session.getId();
+
+        // 连接建立
+        sessions.put(sessionId, session);
+        log.info("WebSocket 连接建立，sessionId：{}，当前连接数：{}", sessionId, sessions.size());
+
+        // 处理接收到的消息
+        Flux<WebSocketMessage> output = session.receive()
+                .doOnNext(message -> {
+                    String payload = message.getPayloadAsText();
+                    log.info("收到消息：{}", payload);
+                })
+                .map(message -> {
+                    String payload = message.getPayloadAsText();
+                    String response = processMessage(payload, sessionId);
+                    return session.textMessage(response);
+                });
+
+        // 连接关闭时清理
+        return session.send(output)
+                .doFinally(signalType -> {
+                    sessions.remove(sessionId);
+                    log.info("WebSocket 连接关闭，sessionId：{}，剩余连接数：{}", sessionId, sessions.size());
+                });
+    }
+
+    /**
+     * 处理消息逻辑
+     */
+    private String processMessage(String message, String sessionId) {
+        try {
+            // 解析 QRCodeDto
+            QRCodeDto qrCodeDto = JSONUtil.toBean(message, QRCodeDto.class);
+
+            String response;
+
+            // 判断二维码是否有效
+            if (qrCodeDto.getQrContent() != null
+                    && !qrCodeDto.getQrContent().isEmpty()
+                    && !qrCodeDto.isUsed()) {
+                // 有效：qrContent 有值且 isUsed 为 false
+                response = "正在进行签到";
+
+                // 可选：将二维码标记为已使用（需要调用后端服务）
+                // checkInService.handleCheckIn(qrCodeDto.getQrContent());
+
+                log.info("二维码有效，sessionId：{}，qrContent：{}", sessionId, qrCodeDto.getQrContent());
+            } else {
+                // 无效：qrContent 为空 或 isUsed 为 true
+                String reason = "";
+                if (qrCodeDto.getQrContent() == null || qrCodeDto.getQrContent().isEmpty()) {
+                    reason = "二维码内容为空";
+                } else if (qrCodeDto.isUsed()) {
+                    reason = "二维码已被使用";
+                }
+                response = "二维码无效：" + reason;
+                log.warn("二维码无效，sessionId：{}，原因：{}", sessionId, reason);
+            }
+
+            return response;
+
+        } catch (Exception e) {
+            log.error("解析消息失败，sessionId：{}", sessionId, e);
+            return "消息格式错误";
+        }
+    }
+
+    /**
+     * 获取当前在线连接数
+     */
+    public static int getOnlineCount() {
+        return sessions.size();
+    }
+}
@@ -0,0 +1,10 @@
+# 二维码配置
+qr:
+  config:
+    width: 300 # 二维码宽度（像素）
+    height: 300 # 二维码高度（像素）
+    margin: 1 # 白边宽度（像素）
+    format: png # 图片格式：png / jpg
+    error-correction: L #容错率：L, M, Q, H，如果启用Logo（logo-enabled: true），必须设置为 H
+    logo-enabled: false # 是否启用Logo（启用时error-correction必须为H）
+#    logo-path: static/logo.png    # Logo图片路径（支持相对路径或绝对路径）
@@ -0,0 +1,12 @@
+package cn.novalon.gym.manage.checkin;
+
+import org.junit.jupiter.api.Test;
+import org.springframework.boot.test.context.SpringBootTest;
+
+@SpringBootTest
+public class CheckInModuleTest {
+
+    @Test
+    public void contextLoads() {
+    }
+}
@@ -0,0 +1 @@
+# Test Configuration