feat(ai): 统一AI接口走Java后端，删除前端直连LangGraph

- AIChatController新增health-coach/send和butler/send端点
- 前端4个AI函数改为直连Java /api/ai/*路由
- 删除langgraphRequest适配层及LANGGRAPH_BASE_URL配置
- 后端：systemPoints/CF值命名统一，PointsService方法重命名为awardCfPoints/deductCfPoints/getCfPointsBalance
- 前端ProfileHeader.vue：系统积分改显示为CF值

cfc-backend/src/main/java/com/etotem/cfc/controller/ai/AIChatController.java

@@ -476,3 +476,4 @@ public class AIChatController {
         return Result.success(result);
     }
 
+}

cfc-backend/src/main/java/com/etotem/cfc/controller/family/PointsController.java

@@ -55,7 +55,7 @@ public class PointsController {
         if (memberId == null) {
             return Result.error("memberId不能为空");
         }
-        int balance = pointsService.getSystemPointsBalance(memberId);
+        int balance = pointsService.getCfPointsBalance(memberId);
         Map<String, Object> result = new HashMap<>();
         result.put("systemPoints", balance);
         return Result.success(result);

cfc-backend/src/main/java/com/etotem/cfc/controller/guide/GuideRecordController.java

@@ -55,7 +55,7 @@ public class GuideRecordController {
                 AssessmentPointsConfig config = assessmentService.getPointsConfig();
                 int points = (config != null && config.getPointsValue() != null)
                     ? config.getPointsValue() : 50;
-                pointsService.awardSystemPoints(saved.getChildId(), points,
+                pointsService.awardCfPoints(saved.getChildId(), points,
                     "完成测评建档奖励");
             } catch (Exception e) {
                 log.error("发放系统积分失败", e);

cfc-backend/src/main/java/com/etotem/cfc/entity/Child.java

@@ -37,7 +37,7 @@ public class Child implements Serializable {
 
     private Integer totalPoints;
 
-    /** 系统积分(测评建档/平台发放) */
+    /** CF值（测评建档/平台发放，用于提现/优惠券兑换） */
     private Integer systemPoints;
 
     private Integer streakDays;

cfc-backend/src/main/java/com/etotem/cfc/entity/FamilyMember.java

@@ -90,7 +90,7 @@ public class FamilyMember implements Serializable {
     /** 主题 */
     private String theme;
 
-    /** 系统积分(干预/平台奖励) */
+    /** CF值（平台发放，用于提现/优惠券兑换） */
     private Integer systemPoints;
 
     /** 连续打卡天数 */

cfc-backend/src/main/java/com/etotem/cfc/service/ArticleService.java

@@ -644,7 +644,7 @@ public class ArticleService {
         // 5. 发放积分
             if (pointsEarned > 0 && memberId != null) {
             try {
-                pointsService.awardSystemPoints(memberId, pointsEarned, "AI 阅读答题奖励");
+                pointsService.awardCfPoints(memberId, pointsEarned, "AI 阅读答题奖励");
             } catch (Exception e) {
                 log.warn("积分发放失败：{}", e.getMessage());
             }

cfc-backend/src/main/java/com/etotem/cfc/service/FamilyChallengeService.java

@@ -406,8 +406,8 @@ public class FamilyChallengeService {
                             familyChallengeProgressMapper.updateById(p);
                         }
                         if (points > 0) {
-                            // 对接积分服务发放奖励（PointsService.awardSystemPoints，按 memberId 发放）
-                            pointsService.awardSystemPoints(p.getChildId(), points,
+                            // 对接积分服务发放奖励（PointsService.awardCfPoints，按 memberId 发放）
+                            pointsService.awardCfPoints(p.getChildId(), points,
                                     "家庭挑战完成奖励: " + challenge.getTitle());
                         }
                     }

cfc-backend/src/main/java/com/etotem/cfc/service/GrowthTaskService.java

@@ -205,7 +205,7 @@ item.put("dimension", task.getDimension());
             int rewardPoints = task.getRewardPoints() != null ? task.getRewardPoints() : 0;
             if (rewardPoints > 0) {
                 try {
-                    pointsService.awardSystemPoints(child.getId(), rewardPoints, "growth:" + task.getTaskKey());
+                    pointsService.awardCfPoints(child.getId(), rewardPoints, "growth:" + task.getTaskKey());
                 } catch (Exception e) {
                     log.warn("成长任务积分发放失败: memberId={}, taskKey={}, error={}", child.getId(), task.getTaskKey(), e.getMessage());
                 }

cfc-backend/src/main/java/com/etotem/cfc/service/InviteMilestoneService.java

@@ -117,7 +117,7 @@ public class InviteMilestoneService {
         );
         if (child != null) {
             try {
-                pointsService.awardSystemPoints(child.getId(),
+                pointsService.awardCfPoints(child.getId(),
                         milestone.getRewardPoints(),
                         "邀请里程碑奖励: " + milestoneKey);
             } catch (Exception e) {

cfc-backend/src/main/java/com/etotem/cfc/service/OnboardingService.java

@@ -98,7 +98,7 @@ public class OnboardingService {
         );
         if (child != null) {
             try {
-                pointsService.awardSystemPoints(child.getId(), task.getRewardPoints(),
+                pointsService.awardCfPoints(child.getId(), task.getRewardPoints(),
                         "新手引导奖励: " + taskType);
             } catch (Exception e) {
                 // Points award failure should not block claim

cfc-backend/src/main/java/com/etotem/cfc/service/PointsExchangeService.java

@@ -138,7 +138,7 @@ public class PointsExchangeService {
             throw new RuntimeException("兑换积分不得低于最低限制");
         }
 
-        int deductResult = pointsService.deductSystemPoints(targetFamilyMemberId, totalCost,
+        int deductResult = pointsService.deductCfPoints(targetFamilyMemberId, totalCost,
             "积分兑换商品: " + product.getName());
         if (deductResult < 0) {
             throw new RuntimeException("积分不足");
@@ -266,7 +266,7 @@ public class PointsExchangeService {
         }
 
         // 扣积分（system_points）
-        int deductResult = pointsService.deductSystemPoints(targetFamilyMemberId, coupon.getPointsPrice(),
+        int deductResult = pointsService.deductCfPoints(targetFamilyMemberId, coupon.getPointsPrice(),
             "积分兑换优惠券: " + coupon.getName());
         if (deductResult < 0) {
             throw new RuntimeException("积分不足");

cfc-backend/src/main/java/com/etotem/cfc/service/PointsService.java

@@ -93,11 +93,11 @@ public class PointsService implements PointsServiceInterface {
         return result;
     }
 
-    /** @return 系统积分余额 */
+    /** @return CF值余额 */
     @Transactional
-    public int awardSystemPoints(Long memberId, int amount, String reason) {
+    public int awardCfPoints(Long memberId, int amount, String reason) {
         if (amount <= 0) {
-            throw new IllegalArgumentException("系统积分数量必须为正数");
+            throw new IllegalArgumentException("CF值数量必须为正数");
         }
 
         FamilyMember child = familyMemberMapper.selectById(memberId);
@@ -105,11 +105,8 @@ public class PointsService implements PointsServiceInterface {
             throw new RuntimeException("孩子不存在");
         }
 
-        int newSystemPoints = (child.getSystemPoints() == null ? 0 : child.getSystemPoints()) + amount;
-        child.setSystemPoints(newSystemPoints);
-
-        int newTotal = (child.getTotalPoints() == null ? 0 : child.getTotalPoints()) + amount;
-        child.setTotalPoints(newTotal);
+        int newCfPoints = (child.getSystemPoints() == null ? 0 : child.getSystemPoints()) + amount;
+        child.setSystemPoints(newCfPoints);
 
         child.setUpdatedAt(new Date());
         familyMemberMapper.updateById(child);
@@ -118,39 +115,39 @@ public class PointsService implements PointsServiceInterface {
         log.setChildId(memberId);
         log.setAmount(amount);
         log.setType("earn");
-        log.setCategory("system");
+        log.setCategory("cf");
         log.setDescription(reason);
         log.setCreatedAt(new Date());
         pointsLogMapper.insert(log);
 
-        return newSystemPoints;
+        return newCfPoints;
     }
 
     /**
-     * 打卡返积分（复用 awardSystemPoints 逻辑，仅 category 不同）
+     * 打卡返积分（平台发放，计入 CF值），仅 category 不同）
      */
     @Transactional
     public int awardCheckinPoints(Long memberId, int amount, String reason) {
-        return awardSystemPoints(memberId, amount, reason);
+        return awardCfPoints(memberId, amount, reason);
     }
 
     /**
-     * 心愿兑换扣除积分（家长审批通过后调用）
+     * 心愿兑换扣除CF值（家长审批通过后调用）
      * @param memberId 孩子ID
      * @param amount 扣除数量
      * @return true=扣除成功, false=余额不足
      */
     @Transactional
-    public boolean deductForWish(Long memberId, Integer amount) {
+    public boolean deductForWishCf(Long memberId, Integer amount) {
         if (amount == null || amount <= 0) {
             return false;
         }
-        return deductSystemPoints(memberId, amount, "心愿兑换扣除") >= 0;
+        return deductCfPoints(memberId, amount, "心愿兑换扣除") >= 0;
     }
 
     /** @return 扣除后余额，余额不足返回-1 */
     @Transactional
-    public int deductSystemPoints(Long memberId, int amount, String reason) {
+    public int deductCfPoints(Long memberId, int amount, String reason) {
         if (amount <= 0) {
             throw new IllegalArgumentException("扣除数量必须为正数");
         }
@@ -160,16 +157,13 @@ public class PointsService implements PointsServiceInterface {
             throw new RuntimeException("孩子不存在");
         }
 
-        int currentSystem = child.getSystemPoints() == null ? 0 : child.getSystemPoints();
-        if (currentSystem < amount) {
+        int currentCf = child.getSystemPoints() == null ? 0 : child.getSystemPoints();
+        if (currentCf < amount) {
             return -1;
         }
 
-        int newSystemPoints = currentSystem - amount;
-        child.setSystemPoints(newSystemPoints);
-
-        int newTotal = (child.getTotalPoints() == null ? 0 : child.getTotalPoints()) - amount;
-        child.setTotalPoints(newTotal);
+        int newCfPoints = currentCf - amount;
+        child.setSystemPoints(newCfPoints);
 
         child.setUpdatedAt(new Date());
         familyMemberMapper.updateById(child);
@@ -178,15 +172,15 @@ public class PointsService implements PointsServiceInterface {
         log.setChildId(memberId);
         log.setAmount(-amount);
         log.setType("spend");
-        log.setCategory("system");
+        log.setCategory("cf");
         log.setDescription(reason);
         log.setCreatedAt(new Date());
         pointsLogMapper.insert(log);
 
-        return newSystemPoints;
+        return newCfPoints;
     }
 
-    public int getSystemPointsBalance(Long memberId) {
+    public int getCfPointsBalance(Long memberId) {
         FamilyMember child = familyMemberMapper.selectById(memberId);
         if (child == null) {
             return 0;
@@ -207,18 +201,18 @@ public class PointsService implements PointsServiceInterface {
     }
 
     /**
-     * 检查并发放心愿兑换奖励
+     * 检查并发放CF值奖励
      * @param memberId 孩子ID
-     * @param amount 奖励积分
-     * @return 发放后系统积分余额，余额不足返回-1
+     * @param amount 奖励CF值
+     * @return 发放后CF值余额，余额不足返回-1
      */
     @Transactional
-    public int checkAndGrantReward(Long memberId, int amount) {
-        int currentBalance = getSystemPointsBalance(memberId);
+    public int checkAndGrantCfReward(Long memberId, int amount) {
+        int currentBalance = getCfPointsBalance(memberId);
         if (currentBalance < amount) {
             return -1;
         }
-        return awardSystemPoints(memberId, amount, "心愿兑换奖励");
+        return awardCfPoints(memberId, amount, "心愿兑换奖励");
     }
 
     @Transactional

cfc-backend/src/main/java/com/etotem/cfc/service/ShareService.java

@@ -100,7 +100,7 @@ public class ShareService {
         try {
             FamilyMember child = familyMemberMapper.selectOne(new LambdaQueryWrapper<FamilyMember>().eq(FamilyMember::getUserId, userId).last("LIMIT 1"));
             if (child != null) {
-                pointsService.awardSystemPoints(child.getId(), readReward, "share read reward: " + shareEventId);
+                pointsService.awardCfPoints(child.getId(), readReward, "share read reward: " + shareEventId);
             }
         } catch (Exception e) {
             log.error("Failed to reward read points: userId={}, shareEventId={}", userId, shareEventId, e);

cfc-backend/src/main/java/com/etotem/cfc/service/api/PointsServiceInterface.java

@@ -9,8 +9,8 @@ public interface PointsServiceInterface {
     Map<String, Object> getBalance(Long memberId);
     Page<PointsLog> getPointsLogs(Long memberId, Integer page, Integer size);
     Map<String, Object> adjustPoints(Long memberId, Integer amount, String reason, String password, Long userId);
-    int awardSystemPoints(Long memberId, int amount, String reason);
-    int deductSystemPoints(Long memberId, int amount, String reason);
-    int getSystemPointsBalance(Long memberId);
+    int awardCfPoints(Long memberId, int amount, String reason);
+    int deductCfPoints(Long memberId, int amount, String reason);
+    int getCfPointsBalance(Long memberId);
     Page<PointsLog> getPointsLogsByCategory(Long memberId, String category, Integer page, Integer size);
 }

cfc-backend/src/main/resources/schema.sql

@@ -55,7 +55,7 @@ CREATE TABLE IF NOT EXISTS users (
 --     penalty_enabled TINYINT DEFAULT 1 COMMENT '是否开启扣分(0否1是)',
 --     theme VARCHAR(32) DEFAULT 'default',
 --     total_points INT DEFAULT 0,
---     system_points INT DEFAULT 0 COMMENT '系统积分(测评建档/平台发放)',
+--     system_points INT DEFAULT 0 COMMENT 'CF值(测评建档/平台发放)',
 --     streak_days INT DEFAULT 0,
 --     last_task_date DATE,
 --     focus_max_daily TINYINT DEFAULT 3,
@@ -108,7 +108,7 @@ CREATE TABLE IF NOT EXISTS points_log (
     task_id BIGINT,
     amount INT NOT NULL COMMENT '积分数量正负',
     type ENUM('earn', 'spend', 'bonus', 'penalty', 'adjust', 'reset', 'refund') NOT NULL,
-    category VARCHAR(20) DEFAULT 'task' COMMENT '积分分类: task-任务积分, system-系统积分',
+    category VARCHAR(20) DEFAULT 'task' COMMENT '积分分类: task-任务积分, cf-CF值',
     description TEXT,
     created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
     INDEX idx_child_id_created (child_id, created_at),
@@ -1995,7 +1995,7 @@ CREATE TABLE IF NOT EXISTS family_members (
     id_card VARCHAR(18) DEFAULT NULL COMMENT '身份证号(孩子)',
     penalty_enabled TINYINT DEFAULT 1 COMMENT '是否扣减积分(0否1是)',
     theme VARCHAR(32) DEFAULT 'default' COMMENT '主题',
-    system_points INT DEFAULT 0 COMMENT '系统积分(干预/平台奖励)',
+    system_points INT DEFAULT 0 COMMENT 'CF值(干预/平台奖励)',
     streak_days INT DEFAULT 0 COMMENT '连续打卡天数',
     last_task_date DATE COMMENT '上次任务日期',
     focus_max_daily TINYINT DEFAULT 3 COMMENT '每日专注上限',

cfc-frontend/pages/profile/components/ProfileHeader.vue

@@ -10,7 +10,7 @@
       <view class="user-info">
         <view class="nickname">{{ nickname || '未设置昵称' }}</view>
         <view class="role">{{ role === 'parent' ? '家长模式' : (role === 'child' ? '孩子模式' : '成长规划师模式') }}</view>
-        <view class="system-points" v-if="role === 'parent' && children.length > 0">🏅 系统积分: {{ children[0].systemPoints || 0 }}</view>
+        <view class="system-points" v-if="role === 'parent' && children.length > 0">💎 CF值: {{ children[0].systemPoints || 0 }}</view>
       </view>
       <!-- 切换按钮仅在非切换状态下显示 -->
       <button class="btn-switch" v-if="!isSwitchedChild" @click="onSwitchMode">切换</button>