Merge branch 'codex/consumer-scenario-step1'

# Conflicts:
#	src/main/java/com/sztzjy/linkCommerce/controller/stu/StudentTrainingAnswerController.java

src/main/java/com/sztzjy/linkCommerce/controller/stu/StudentTrainingAnswerController.java

@@ -390,6 +390,15 @@ public class StudentTrainingAnswerController {
     @Autowired
     private com.sztzjy.linkCommerce.service.BusinessFeasibilityStepThreeService businessFeasibilityStepThreeService;
 
+    @Autowired
+    private com.sztzjy.linkCommerce.service.ConsumerScenarioStepOneService consumerScenarioStepOneService;
+    @Autowired
+    private com.sztzjy.linkCommerce.service.ConsumerScenarioStepTwoService consumerScenarioStepTwoService;
+    @Autowired
+    private com.sztzjy.linkCommerce.service.ConsumerScenarioStepThreeService consumerScenarioStepThreeService;
+    @Autowired
+    private com.sztzjy.linkCommerce.service.ConsumerScenarioStepFourService consumerScenarioStepFourService;
+
     @Autowired
     private SupplierEvaluationStepTwoService supplierEvaluationStepTwoService;
     @Autowired
@@ -1166,6 +1175,19 @@ public class StudentTrainingAnswerController {
         }
     }
 
+    @PostMapping("/consumer-scenario/step-1/validate")
+    @ApiOperation("消费场景解构第一步校验")
+    public ResultEntity<com.sztzjy.linkCommerce.entity.dto.ConsumerScenarioStepOneValidationResult> validateConsumerScenarioStepOne(@RequestBody com.sztzjy.linkCommerce.entity.dto.ConsumerScenarioStepOneValidationRequest answer, HttpServletRequest request) { try { return new ResultEntity<>(HttpStatus.OK, "校验完成", consumerScenarioStepOneService.validate(answer, TokenProvider.getJWTUser(request))); } catch (ServiceException e) { return new ResultEntity<>(e.getCode(), e.getMessage()); } }
+    @PostMapping("/consumer-scenario/step-2/validate")
+    @ApiOperation("消费场景解构第二步校验")
+    public ResultEntity<com.sztzjy.linkCommerce.entity.dto.ConsumerScenarioStepTwoValidationResult> validateConsumerScenarioStepTwo(@RequestBody com.sztzjy.linkCommerce.entity.dto.ConsumerScenarioStepTwoValidationRequest answer, HttpServletRequest request) { try { return new ResultEntity<>(HttpStatus.OK, "校验完成", consumerScenarioStepTwoService.validate(answer, TokenProvider.getJWTUser(request))); } catch (ServiceException e) { return new ResultEntity<>(e.getCode(), e.getMessage()); } }
+    @PostMapping("/consumer-scenario/step-3/validate")
+    @ApiOperation("消费场景解构第三步校验")
+    public ResultEntity<com.sztzjy.linkCommerce.entity.dto.ConsumerScenarioStepThreeValidationResult> validateConsumerScenarioStepThree(@RequestBody com.sztzjy.linkCommerce.entity.dto.ConsumerScenarioStepThreeValidationRequest answer, HttpServletRequest request) { try { return new ResultEntity<>(HttpStatus.OK, "校验完成", consumerScenarioStepThreeService.validate(answer, TokenProvider.getJWTUser(request))); } catch (ServiceException e) { return new ResultEntity<>(e.getCode(), e.getMessage()); } }
+    @PostMapping("/consumer-scenario/step-4/validate")
+    @ApiOperation("消费场景解构第四步校验")
+    public ResultEntity<com.sztzjy.linkCommerce.entity.dto.ConsumerScenarioStepFourValidationResult> validateConsumerScenarioStepFour(@RequestBody com.sztzjy.linkCommerce.entity.dto.ConsumerScenarioStepFourValidationRequest answer, HttpServletRequest request) { try { return new ResultEntity<>(HttpStatus.OK, "校验完成", consumerScenarioStepFourService.validate(answer, TokenProvider.getJWTUser(request))); } catch (ServiceException e) { return new ResultEntity<>(e.getCode(), e.getMessage()); } }
+
     @DeleteMapping("/{taskKey}")
     @ApiOperation("删除当前学生指定实训任务答案")
     public ResultEntity delete(@PathVariable String taskKey,

src/main/java/com/sztzjy/linkCommerce/entity/dto/ConsumerScenarioStepFourValidationRequest.java

@@ -0,0 +1,45 @@
+package com.sztzjy.linkCommerce.entity.dto;
+
+import java.util.List;
+
+public class ConsumerScenarioStepFourValidationRequest {
+    private List<JourneyOptimizationRow> rows;
+
+    public List<JourneyOptimizationRow> getRows() {
+        return rows;
+    }
+
+    public void setRows(List<JourneyOptimizationRow> rows) {
+        this.rows = rows;
+    }
+
+    public static class JourneyOptimizationRow {
+        private String stageId;
+        private String painPoint;
+        private String optimizationSuggestion;
+
+        public String getStageId() {
+            return stageId;
+        }
+
+        public void setStageId(String stageId) {
+            this.stageId = stageId;
+        }
+
+        public String getPainPoint() {
+            return painPoint;
+        }
+
+        public void setPainPoint(String painPoint) {
+            this.painPoint = painPoint;
+        }
+
+        public String getOptimizationSuggestion() {
+            return optimizationSuggestion;
+        }
+
+        public void setOptimizationSuggestion(String optimizationSuggestion) {
+            this.optimizationSuggestion = optimizationSuggestion;
+        }
+    }
+}

src/main/java/com/sztzjy/linkCommerce/entity/dto/ConsumerScenarioStepFourValidationResult.java

@@ -0,0 +1,22 @@
+package com.sztzjy.linkCommerce.entity.dto;
+
+public class ConsumerScenarioStepFourValidationResult {
+    private boolean valid;
+    private String message;
+
+    public boolean isValid() {
+        return valid;
+    }
+
+    public void setValid(boolean valid) {
+        this.valid = valid;
+    }
+
+    public String getMessage() {
+        return message;
+    }
+
+    public void setMessage(String message) {
+        this.message = message;
+    }
+}

src/main/java/com/sztzjy/linkCommerce/entity/dto/ConsumerScenarioStepOneValidationRequest.java

@@ -0,0 +1,15 @@
+package com.sztzjy.linkCommerce.entity.dto;
+
+import java.util.List;
+
+public class ConsumerScenarioStepOneValidationRequest {
+    private List<String> stageOrder;
+
+    public List<String> getStageOrder() {
+        return stageOrder;
+    }
+
+    public void setStageOrder(List<String> stageOrder) {
+        this.stageOrder = stageOrder;
+    }
+}

src/main/java/com/sztzjy/linkCommerce/entity/dto/ConsumerScenarioStepOneValidationResult.java

@@ -0,0 +1,22 @@
+package com.sztzjy.linkCommerce.entity.dto;
+
+public class ConsumerScenarioStepOneValidationResult {
+    private boolean valid;
+    private String message;
+
+    public boolean isValid() {
+        return valid;
+    }
+
+    public void setValid(boolean valid) {
+        this.valid = valid;
+    }
+
+    public String getMessage() {
+        return message;
+    }
+
+    public void setMessage(String message) {
+        this.message = message;
+    }
+}

src/main/java/com/sztzjy/linkCommerce/entity/dto/ConsumerScenarioStepThreeValidationRequest.java

@@ -0,0 +1,13 @@
+package com.sztzjy.linkCommerce.entity.dto;
+
+public class ConsumerScenarioStepThreeValidationRequest {
+    private String journeyMapUrl;
+
+    public String getJourneyMapUrl() {
+        return journeyMapUrl;
+    }
+
+    public void setJourneyMapUrl(String journeyMapUrl) {
+        this.journeyMapUrl = journeyMapUrl;
+    }
+}

src/main/java/com/sztzjy/linkCommerce/entity/dto/ConsumerScenarioStepThreeValidationResult.java

@@ -0,0 +1,22 @@
+package com.sztzjy.linkCommerce.entity.dto;
+
+public class ConsumerScenarioStepThreeValidationResult {
+    private boolean valid;
+    private String message;
+
+    public boolean isValid() {
+        return valid;
+    }
+
+    public void setValid(boolean valid) {
+        this.valid = valid;
+    }
+
+    public String getMessage() {
+        return message;
+    }
+
+    public void setMessage(String message) {
+        this.message = message;
+    }
+}

src/main/java/com/sztzjy/linkCommerce/entity/dto/ConsumerScenarioStepTwoValidationRequest.java

@@ -0,0 +1,34 @@
+package com.sztzjy.linkCommerce.entity.dto;
+
+import java.util.List;
+
+public class ConsumerScenarioStepTwoValidationRequest {
+    private List<JourneyAnalysisRow> rows;
+
+    public List<JourneyAnalysisRow> getRows() {
+        return rows;
+    }
+
+    public void setRows(List<JourneyAnalysisRow> rows) {
+        this.rows = rows;
+    }
+
+    public static class JourneyAnalysisRow {
+        private String stageId;
+        private String behaviorDescription;
+        private String keyTouchpoints;
+        private String emotionExperience;
+        private String decisionFactors;
+
+        public String getStageId() { return stageId; }
+        public void setStageId(String stageId) { this.stageId = stageId; }
+        public String getBehaviorDescription() { return behaviorDescription; }
+        public void setBehaviorDescription(String behaviorDescription) { this.behaviorDescription = behaviorDescription; }
+        public String getKeyTouchpoints() { return keyTouchpoints; }
+        public void setKeyTouchpoints(String keyTouchpoints) { this.keyTouchpoints = keyTouchpoints; }
+        public String getEmotionExperience() { return emotionExperience; }
+        public void setEmotionExperience(String emotionExperience) { this.emotionExperience = emotionExperience; }
+        public String getDecisionFactors() { return decisionFactors; }
+        public void setDecisionFactors(String decisionFactors) { this.decisionFactors = decisionFactors; }
+    }
+}

src/main/java/com/sztzjy/linkCommerce/entity/dto/ConsumerScenarioStepTwoValidationResult.java

@@ -0,0 +1,11 @@
+package com.sztzjy.linkCommerce.entity.dto;
+
+public class ConsumerScenarioStepTwoValidationResult {
+    private boolean valid;
+    private String message;
+
+    public boolean isValid() { return valid; }
+    public void setValid(boolean valid) { this.valid = valid; }
+    public String getMessage() { return message; }
+    public void setMessage(String message) { this.message = message; }
+}

src/main/java/com/sztzjy/linkCommerce/service/ConsumerScenarioStepFourService.java

@@ -0,0 +1,9 @@
+package com.sztzjy.linkCommerce.service;
+
+import com.sztzjy.linkCommerce.config.security.JwtUser;
+import com.sztzjy.linkCommerce.entity.dto.ConsumerScenarioStepFourValidationRequest;
+import com.sztzjy.linkCommerce.entity.dto.ConsumerScenarioStepFourValidationResult;
+
+public interface ConsumerScenarioStepFourService {
+    ConsumerScenarioStepFourValidationResult validate(ConsumerScenarioStepFourValidationRequest request, JwtUser user);
+}

src/main/java/com/sztzjy/linkCommerce/service/ConsumerScenarioStepOneService.java

@@ -0,0 +1,9 @@
+package com.sztzjy.linkCommerce.service;
+
+import com.sztzjy.linkCommerce.config.security.JwtUser;
+import com.sztzjy.linkCommerce.entity.dto.ConsumerScenarioStepOneValidationRequest;
+import com.sztzjy.linkCommerce.entity.dto.ConsumerScenarioStepOneValidationResult;
+
+public interface ConsumerScenarioStepOneService {
+    ConsumerScenarioStepOneValidationResult validate(ConsumerScenarioStepOneValidationRequest request, JwtUser user);
+}

src/main/java/com/sztzjy/linkCommerce/service/ConsumerScenarioStepThreeService.java

@@ -0,0 +1,9 @@
+package com.sztzjy.linkCommerce.service;
+
+import com.sztzjy.linkCommerce.config.security.JwtUser;
+import com.sztzjy.linkCommerce.entity.dto.ConsumerScenarioStepThreeValidationRequest;
+import com.sztzjy.linkCommerce.entity.dto.ConsumerScenarioStepThreeValidationResult;
+
+public interface ConsumerScenarioStepThreeService {
+    ConsumerScenarioStepThreeValidationResult validate(ConsumerScenarioStepThreeValidationRequest request, JwtUser user);
+}

src/main/java/com/sztzjy/linkCommerce/service/ConsumerScenarioStepTwoService.java

@@ -0,0 +1,9 @@
+package com.sztzjy.linkCommerce.service;
+
+import com.sztzjy.linkCommerce.config.security.JwtUser;
+import com.sztzjy.linkCommerce.entity.dto.ConsumerScenarioStepTwoValidationRequest;
+import com.sztzjy.linkCommerce.entity.dto.ConsumerScenarioStepTwoValidationResult;
+
+public interface ConsumerScenarioStepTwoService {
+    ConsumerScenarioStepTwoValidationResult validate(ConsumerScenarioStepTwoValidationRequest request, JwtUser user);
+}

src/main/java/com/sztzjy/linkCommerce/service/impl/ConsumerScenarioStepFourServiceImpl.java

@@ -0,0 +1,51 @@
+package com.sztzjy.linkCommerce.service.impl;
+
+import com.sztzjy.linkCommerce.config.exception.handler.ServiceException;
+import com.sztzjy.linkCommerce.config.security.JwtUser;
+import com.sztzjy.linkCommerce.entity.dto.ConsumerScenarioStepFourValidationRequest;
+import com.sztzjy.linkCommerce.entity.dto.ConsumerScenarioStepFourValidationResult;
+import com.sztzjy.linkCommerce.service.ConsumerScenarioStepFourService;
+import org.apache.commons.lang3.StringUtils;
+import org.springframework.http.HttpStatus;
+import org.springframework.stereotype.Service;
+
+import java.util.Arrays;
+import java.util.List;
+
+@Service
+public class ConsumerScenarioStepFourServiceImpl implements ConsumerScenarioStepFourService {
+    private static final List<String> STAGE_IDS = Arrays.asList(
+            "problem-awareness", "information-search", "evaluation-decision", "purchase-conversion", "post-purchase"
+    );
+
+    @Override
+    public ConsumerScenarioStepFourValidationResult validate(ConsumerScenarioStepFourValidationRequest request, JwtUser user) {
+        requireStudent(user);
+        List<ConsumerScenarioStepFourValidationRequest.JourneyOptimizationRow> rows = request == null ? null : request.getRows();
+        if (rows == null || rows.size() != STAGE_IDS.size() || rows.stream().anyMatch(row -> row == null)
+                || rows.stream().map(ConsumerScenarioStepFourValidationRequest.JourneyOptimizationRow::getStageId).distinct().count() != STAGE_IDS.size()
+                || rows.stream().anyMatch(row -> !STAGE_IDS.contains(row.getStageId()))) {
+            throw badRequest("请完整填写五个购买旅程阶段的优化分析");
+        }
+        if (rows.stream().anyMatch(row -> StringUtils.isBlank(row.getPainPoint()) || StringUtils.isBlank(row.getOptimizationSuggestion()))) {
+            throw badRequest("请完整填写五个阶段的痛点和优化建议");
+        }
+        ConsumerScenarioStepFourValidationResult result = new ConsumerScenarioStepFourValidationResult();
+        result.setValid(true);
+        result.setMessage("五个阶段的优化分析填写完整。");
+        return result;
+    }
+
+    private void requireStudent(JwtUser user) {
+        if (user == null || StringUtils.isBlank(user.getUserId())) {
+            throw new ServiceException(HttpStatus.UNAUTHORIZED, "请先登录后再提交");
+        }
+        if (user.getRoleId() != 4) {
+            throw new ServiceException(HttpStatus.FORBIDDEN, "仅学生可以提交实训答案");
+        }
+    }
+
+    private ServiceException badRequest(String message) {
+        return new ServiceException(HttpStatus.BAD_REQUEST, message);
+    }
+}

src/main/java/com/sztzjy/linkCommerce/service/impl/ConsumerScenarioStepOneServiceImpl.java

@@ -0,0 +1,54 @@
+package com.sztzjy.linkCommerce.service.impl;
+
+import com.sztzjy.linkCommerce.config.exception.handler.ServiceException;
+import com.sztzjy.linkCommerce.config.security.JwtUser;
+import com.sztzjy.linkCommerce.entity.dto.ConsumerScenarioStepOneValidationRequest;
+import com.sztzjy.linkCommerce.entity.dto.ConsumerScenarioStepOneValidationResult;
+import com.sztzjy.linkCommerce.service.ConsumerScenarioStepOneService;
+import org.apache.commons.lang3.StringUtils;
+import org.springframework.http.HttpStatus;
+import org.springframework.stereotype.Service;
+
+import java.util.Arrays;
+import java.util.List;
+
+@Service
+public class ConsumerScenarioStepOneServiceImpl implements ConsumerScenarioStepOneService {
+    private static final List<String> STANDARD_ORDER = Arrays.asList(
+            "problem-awareness",
+            "information-search",
+            "evaluation-decision",
+            "purchase-conversion",
+            "post-purchase"
+    );
+
+    @Override
+    public ConsumerScenarioStepOneValidationResult validate(ConsumerScenarioStepOneValidationRequest request, JwtUser user) {
+        requireStudent(user);
+        List<String> stageOrder = request == null ? null : request.getStageOrder();
+        if (stageOrder == null || stageOrder.size() != STANDARD_ORDER.size()
+                || stageOrder.stream().distinct().count() != STANDARD_ORDER.size()
+                || !stageOrder.containsAll(STANDARD_ORDER)) {
+            throw badRequest("提交的购买旅程阶段不完整，请重新排序");
+        }
+
+        boolean valid = STANDARD_ORDER.equals(stageOrder);
+        ConsumerScenarioStepOneValidationResult result = new ConsumerScenarioStepOneValidationResult();
+        result.setValid(valid);
+        result.setMessage(valid ? "排序正确，可以进入下一步。" : "排序还不正确，请根据消费者购买旅程再次调整。");
+        return result;
+    }
+
+    private void requireStudent(JwtUser user) {
+        if (user == null || StringUtils.isBlank(user.getUserId())) {
+            throw new ServiceException(HttpStatus.UNAUTHORIZED, "请先登录后再提交");
+        }
+        if (user.getRoleId() != 4) {
+            throw new ServiceException(HttpStatus.FORBIDDEN, "仅学生可以提交实训答案");
+        }
+    }
+
+    private ServiceException badRequest(String message) {
+        return new ServiceException(HttpStatus.BAD_REQUEST, message);
+    }
+}

src/main/java/com/sztzjy/linkCommerce/service/impl/ConsumerScenarioStepThreeServiceImpl.java

@@ -0,0 +1,34 @@
+package com.sztzjy.linkCommerce.service.impl;
+
+import com.sztzjy.linkCommerce.config.exception.handler.ServiceException;
+import com.sztzjy.linkCommerce.config.security.JwtUser;
+import com.sztzjy.linkCommerce.entity.dto.ConsumerScenarioStepThreeValidationRequest;
+import com.sztzjy.linkCommerce.entity.dto.ConsumerScenarioStepThreeValidationResult;
+import com.sztzjy.linkCommerce.service.ConsumerScenarioStepThreeService;
+import org.apache.commons.lang3.StringUtils;
+import org.springframework.http.HttpStatus;
+import org.springframework.stereotype.Service;
+
+@Service
+public class ConsumerScenarioStepThreeServiceImpl implements ConsumerScenarioStepThreeService {
+    @Override
+    public ConsumerScenarioStepThreeValidationResult validate(ConsumerScenarioStepThreeValidationRequest request, JwtUser user) {
+        requireStudent(user);
+        if (request == null || StringUtils.isBlank(request.getJourneyMapUrl())) {
+            throw new ServiceException(HttpStatus.BAD_REQUEST, "请上传用户购买旅程图");
+        }
+        ConsumerScenarioStepThreeValidationResult result = new ConsumerScenarioStepThreeValidationResult();
+        result.setValid(true);
+        result.setMessage("用户购买旅程图已上传。");
+        return result;
+    }
+
+    private void requireStudent(JwtUser user) {
+        if (user == null || StringUtils.isBlank(user.getUserId())) {
+            throw new ServiceException(HttpStatus.UNAUTHORIZED, "请先登录后再提交");
+        }
+        if (user.getRoleId() != 4) {
+            throw new ServiceException(HttpStatus.FORBIDDEN, "仅学生可以提交实训答案");
+        }
+    }
+}

src/main/java/com/sztzjy/linkCommerce/service/impl/ConsumerScenarioStepTwoServiceImpl.java

@@ -0,0 +1,55 @@
+package com.sztzjy.linkCommerce.service.impl;
+
+import com.sztzjy.linkCommerce.config.exception.handler.ServiceException;
+import com.sztzjy.linkCommerce.config.security.JwtUser;
+import com.sztzjy.linkCommerce.entity.dto.ConsumerScenarioStepTwoValidationRequest;
+import com.sztzjy.linkCommerce.entity.dto.ConsumerScenarioStepTwoValidationResult;
+import com.sztzjy.linkCommerce.service.ConsumerScenarioStepTwoService;
+import org.apache.commons.lang3.StringUtils;
+import org.springframework.http.HttpStatus;
+import org.springframework.stereotype.Service;
+
+import java.util.Arrays;
+import java.util.List;
+
+@Service
+public class ConsumerScenarioStepTwoServiceImpl implements ConsumerScenarioStepTwoService {
+    private static final List<String> STAGE_IDS = Arrays.asList(
+            "problem-awareness", "information-search", "evaluation-decision", "purchase-conversion", "post-purchase"
+    );
+    private static final List<String> EMOTIONS = Arrays.asList("负面", "中性", "正面");
+
+    @Override
+    public ConsumerScenarioStepTwoValidationResult validate(ConsumerScenarioStepTwoValidationRequest request, JwtUser user) {
+        requireStudent(user);
+        List<ConsumerScenarioStepTwoValidationRequest.JourneyAnalysisRow> rows = request == null ? null : request.getRows();
+        if (rows == null || rows.size() != STAGE_IDS.size() || rows.stream().anyMatch(row -> row == null)
+                || rows.stream().map(ConsumerScenarioStepTwoValidationRequest.JourneyAnalysisRow::getStageId).distinct().count() != STAGE_IDS.size()
+                || rows.stream().anyMatch(row -> !STAGE_IDS.contains(row.getStageId()))) {
+            throw badRequest("请完整填写五个购买旅程阶段的分析");
+        }
+        for (ConsumerScenarioStepTwoValidationRequest.JourneyAnalysisRow row : rows) {
+            if (StringUtils.isBlank(row.getBehaviorDescription()) || StringUtils.isBlank(row.getKeyTouchpoints())
+                    || StringUtils.isBlank(row.getDecisionFactors()) || !EMOTIONS.contains(row.getEmotionExperience())) {
+                throw badRequest("请完整填写用户行为、关键触点、情感体验和关键决策因素");
+            }
+        }
+        ConsumerScenarioStepTwoValidationResult result = new ConsumerScenarioStepTwoValidationResult();
+        result.setValid(true);
+        result.setMessage("旅程分析填写完整。");
+        return result;
+    }
+
+    private void requireStudent(JwtUser user) {
+        if (user == null || StringUtils.isBlank(user.getUserId())) {
+            throw new ServiceException(HttpStatus.UNAUTHORIZED, "请先登录后再提交");
+        }
+        if (user.getRoleId() != 4) {
+            throw new ServiceException(HttpStatus.FORBIDDEN, "仅学生可以提交实训答案");
+        }
+    }
+
+    private ServiceException badRequest(String message) {
+        return new ServiceException(HttpStatus.BAD_REQUEST, message);
+    }
+}

src/test/java/com/sztzjy/linkCommerce/service/impl/ConsumerScenarioStepFourServiceImplTest.java

@@ -0,0 +1,66 @@
+package com.sztzjy.linkCommerce.service.impl;
+
+import com.sztzjy.linkCommerce.config.exception.handler.ServiceException;
+import com.sztzjy.linkCommerce.config.security.JwtUser;
+import com.sztzjy.linkCommerce.entity.dto.ConsumerScenarioStepFourValidationRequest;
+import com.sztzjy.linkCommerce.entity.dto.ConsumerScenarioStepFourValidationResult;
+import org.junit.jupiter.api.Test;
+
+import java.util.Arrays;
+
+import static org.junit.jupiter.api.Assertions.assertThrows;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+class ConsumerScenarioStepFourServiceImplTest {
+    private final ConsumerScenarioStepFourServiceImpl service = new ConsumerScenarioStepFourServiceImpl();
+
+    @Test
+    void acceptsCompleteJourneyOptimizations() {
+        ConsumerScenarioStepFourValidationResult result = service.validate(request(), student());
+
+        assertTrue(result.isValid());
+    }
+
+    @Test
+    void rejectsIncompleteOptimization() {
+        ConsumerScenarioStepFourValidationRequest request = request();
+        request.getRows().get(1).setOptimizationSuggestion(" ");
+
+        assertThrows(ServiceException.class, () -> service.validate(request, student()));
+    }
+
+    @Test
+    void rejectsNonStudent() {
+        JwtUser teacher = student();
+        teacher.setRoleId(3);
+
+        assertThrows(ServiceException.class, () -> service.validate(request(), teacher));
+    }
+
+    private ConsumerScenarioStepFourValidationRequest request() {
+        ConsumerScenarioStepFourValidationRequest request = new ConsumerScenarioStepFourValidationRequest();
+        request.setRows(Arrays.asList(
+                row("problem-awareness"),
+                row("information-search"),
+                row("evaluation-decision"),
+                row("purchase-conversion"),
+                row("post-purchase")
+        ));
+        return request;
+    }
+
+    private ConsumerScenarioStepFourValidationRequest.JourneyOptimizationRow row(String stageId) {
+        ConsumerScenarioStepFourValidationRequest.JourneyOptimizationRow row = new ConsumerScenarioStepFourValidationRequest.JourneyOptimizationRow();
+        row.setStageId(stageId);
+        row.setPainPoint("信息不够清晰");
+        row.setOptimizationSuggestion("提供清晰指引和服务支持");
+        return row;
+    }
+
+    private JwtUser student() {
+        JwtUser user = new JwtUser();
+        user.setUserId("stu-1");
+        user.setRoleId(4);
+        return user;
+    }
+}

src/test/java/com/sztzjy/linkCommerce/service/impl/ConsumerScenarioStepOneServiceImplTest.java

@@ -0,0 +1,58 @@
+package com.sztzjy.linkCommerce.service.impl;
+
+import com.sztzjy.linkCommerce.config.exception.handler.ServiceException;
+import com.sztzjy.linkCommerce.config.security.JwtUser;
+import com.sztzjy.linkCommerce.entity.dto.ConsumerScenarioStepOneValidationRequest;
+import com.sztzjy.linkCommerce.entity.dto.ConsumerScenarioStepOneValidationResult;
+import org.junit.jupiter.api.Test;
+
+import java.util.Arrays;
+
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertThrows;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+class ConsumerScenarioStepOneServiceImplTest {
+    @Test
+    void acceptsTheStandardJourneyOrder() {
+        ConsumerScenarioStepOneValidationResult result = new ConsumerScenarioStepOneServiceImpl().validate(request(
+                "problem-awareness", "information-search", "evaluation-decision", "purchase-conversion", "post-purchase"), student());
+
+        assertTrue(result.isValid());
+    }
+
+    @Test
+    void returnsAnIncorrectResultForAnUnorderedJourney() {
+        ConsumerScenarioStepOneValidationResult result = new ConsumerScenarioStepOneServiceImpl().validate(request(
+                "information-search", "problem-awareness", "evaluation-decision", "purchase-conversion", "post-purchase"), student());
+
+        assertFalse(result.isValid());
+    }
+
+    @Test
+    void rejectsIncompleteJourneyData() {
+        assertThrows(ServiceException.class, () -> new ConsumerScenarioStepOneServiceImpl().validate(request(
+                "problem-awareness", "information-search"), student()));
+    }
+
+    @Test
+    void rejectsNonStudent() {
+        JwtUser teacher = new JwtUser();
+        teacher.setRoleId(2);
+        assertThrows(ServiceException.class, () -> new ConsumerScenarioStepOneServiceImpl().validate(request(
+                "problem-awareness", "information-search", "evaluation-decision", "purchase-conversion", "post-purchase"), teacher));
+    }
+
+    private ConsumerScenarioStepOneValidationRequest request(String... stageOrder) {
+        ConsumerScenarioStepOneValidationRequest request = new ConsumerScenarioStepOneValidationRequest();
+        request.setStageOrder(Arrays.asList(stageOrder));
+        return request;
+    }
+
+    private JwtUser student() {
+        JwtUser user = new JwtUser();
+        user.setUserId("stu-1");
+        user.setRoleId(4);
+        return user;
+    }
+}

src/test/java/com/sztzjy/linkCommerce/service/impl/ConsumerScenarioStepThreeServiceImplTest.java

@@ -0,0 +1,46 @@
+package com.sztzjy.linkCommerce.service.impl;
+
+import com.sztzjy.linkCommerce.config.exception.handler.ServiceException;
+import com.sztzjy.linkCommerce.config.security.JwtUser;
+import com.sztzjy.linkCommerce.entity.dto.ConsumerScenarioStepThreeValidationRequest;
+import com.sztzjy.linkCommerce.entity.dto.ConsumerScenarioStepThreeValidationResult;
+import org.junit.jupiter.api.Test;
+
+import static org.junit.jupiter.api.Assertions.assertThrows;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+class ConsumerScenarioStepThreeServiceImplTest {
+    private final ConsumerScenarioStepThreeServiceImpl service = new ConsumerScenarioStepThreeServiceImpl();
+
+    @Test
+    void acceptsUploadedJourneyMap() {
+        ConsumerScenarioStepThreeValidationRequest request = new ConsumerScenarioStepThreeValidationRequest();
+        request.setJourneyMapUrl("/profile/upload/journey-map.png");
+
+        ConsumerScenarioStepThreeValidationResult result = service.validate(request, student());
+
+        assertTrue(result.isValid());
+    }
+
+    @Test
+    void rejectsMissingJourneyMap() {
+        assertThrows(ServiceException.class, () -> service.validate(new ConsumerScenarioStepThreeValidationRequest(), student()));
+    }
+
+    @Test
+    void rejectsNonStudent() {
+        ConsumerScenarioStepThreeValidationRequest request = new ConsumerScenarioStepThreeValidationRequest();
+        request.setJourneyMapUrl("/profile/upload/journey-map.png");
+        JwtUser teacher = student();
+        teacher.setRoleId(3);
+
+        assertThrows(ServiceException.class, () -> service.validate(request, teacher));
+    }
+
+    private JwtUser student() {
+        JwtUser user = new JwtUser();
+        user.setUserId("stu-1");
+        user.setRoleId(4);
+        return user;
+    }
+}

src/test/java/com/sztzjy/linkCommerce/service/impl/ConsumerScenarioStepTwoServiceImplTest.java

@@ -0,0 +1,65 @@
+package com.sztzjy.linkCommerce.service.impl;
+
+import com.sztzjy.linkCommerce.config.exception.handler.ServiceException;
+import com.sztzjy.linkCommerce.config.security.JwtUser;
+import com.sztzjy.linkCommerce.entity.dto.ConsumerScenarioStepTwoValidationRequest;
+import com.sztzjy.linkCommerce.entity.dto.ConsumerScenarioStepTwoValidationResult;
+import org.junit.jupiter.api.Test;
+
+import java.util.Arrays;
+
+import static org.junit.jupiter.api.Assertions.assertThrows;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+class ConsumerScenarioStepTwoServiceImplTest {
+    @Test
+    void acceptsFiveCompleteJourneyRows() {
+        ConsumerScenarioStepTwoValidationResult result = new ConsumerScenarioStepTwoServiceImpl().validate(request(), student());
+
+        assertTrue(result.isValid());
+    }
+
+    @Test
+    void rejectsIncompleteJourneyRows() {
+        ConsumerScenarioStepTwoValidationRequest request = request();
+        request.getRows().get(2).setDecisionFactors(" ");
+
+        assertThrows(ServiceException.class, () -> new ConsumerScenarioStepTwoServiceImpl().validate(request, student()));
+    }
+
+    @Test
+    void rejectsInvalidEmotion() {
+        ConsumerScenarioStepTwoValidationRequest request = request();
+        request.getRows().get(0).setEmotionExperience("高兴");
+
+        assertThrows(ServiceException.class, () -> new ConsumerScenarioStepTwoServiceImpl().validate(request, student()));
+    }
+
+    private ConsumerScenarioStepTwoValidationRequest request() {
+        ConsumerScenarioStepTwoValidationRequest request = new ConsumerScenarioStepTwoValidationRequest();
+        request.setRows(Arrays.asList(
+                row("problem-awareness", "失眠后搜索助眠方案", "短视频与电商搜索页", "负面", "白噪声质量与智能联动"),
+                row("information-search", "浏览测评和产品详情", "达人测评、详情页", "中性", "参数、口碑与价格"),
+                row("evaluation-decision", "对比多个品牌", "对比页、评价区", "正面", "性能、价格与售后"),
+                row("purchase-conversion", "使用优惠完成下单", "直播间、支付页", "正面", "优惠与物流承诺"),
+                row("post-purchase", "安装使用并分享反馈", "App、售后与社区", "正面", "体验、服务与更新")));
+        return request;
+    }
+
+    private ConsumerScenarioStepTwoValidationRequest.JourneyAnalysisRow row(String stageId, String behavior, String touchpoints, String emotion, String factors) {
+        ConsumerScenarioStepTwoValidationRequest.JourneyAnalysisRow row = new ConsumerScenarioStepTwoValidationRequest.JourneyAnalysisRow();
+        row.setStageId(stageId);
+        row.setBehaviorDescription(behavior);
+        row.setKeyTouchpoints(touchpoints);
+        row.setEmotionExperience(emotion);
+        row.setDecisionFactors(factors);
+        return row;
+    }
+
+    private JwtUser student() {
+        JwtUser user = new JwtUser();
+        user.setUserId("stu-1");
+        user.setRoleId(4);
+        return user;
+    }
+}