diff --git a/src/main/java/com/yunhai/svchall/controller/api/SvcApprovalController.java b/src/main/java/com/yunhai/svchall/controller/api/SvcApprovalController.java
new file mode 100644
index 0000000..b038e9d
--- /dev/null
+++ b/src/main/java/com/yunhai/svchall/controller/api/SvcApprovalController.java
@@ -0,0 +1,239 @@
+package com.yunhai.svchall.controller.api;
+
+import com.yunhai.platform.apistd.BizException;
+import com.yunhai.platform.utils.exception.ErrorCode;
+import com.yunhai.platform.utils.model.BoaUser;
+import com.yunhai.svchall.entity.ServiceApply;
+import com.yunhai.svchall.repository.ServiceApplyRepository;
+import com.yunhai.svchall.service.ApplyViewGuard;
+import com.yunhai.svchall.service.impl.ServiceApplyService;
+import com.yunhai.svchall.service.impl.SvcApprovalClient;
+import lombok.RequiredArgsConstructor;
+import org.springframework.util.StringUtils;
+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.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.util.List;
+import java.util.Map;
+
+/**
+ * 应用内审批代理（P3.1，/api/apply/approval/**，CAS 登录）：hall 前端被验签墙挡住不能直调
+ * flow-center oapi，读面（列表/卡片/换址）与写面（通过/驳回）全部经本控制器中转。
+ * <p>
+ * 安全口径（沿 NoticeApprovalClient 范本 + svc-hall 加严，R3.0 P1-01/P1-10 择一取严）：
+ * <ul>
+ * <li>身份三字段（operatorId/operatorName/schId）只取 CAS 会话（BoaUser 解析器）；
+ *     <b>请求参数出现身份字段一律拒绝</b>，防注入改变出站身份；</li>
+ * <li>定位链：requireOperator → findByIdAndSchId(applyId, 会话 schId) → ApplyViewGuard。
+ *     新代理不做超管跨校读（既有 /api/apply/{id} 的超管 findById 分支不带入本代理）；
+ *     超管可见（Guard 管理员分支放行）<b>≠可办</b>——写面 byBiz 归属预检对任何身份都不省略；</li>
+ * <li>写面双闸：requireVisible 先行 + byBiz 确认 taskId ∈ 当前人<b>该办件</b>的待办；</li>
+ * <li>参数形态与中心端点同构：taskId/applyId 放 URL 查询参数，opinion/edgeName 放 JSON body；</li>
+ * <li>不代理 /oapi/flow/instances（全校视角，不暴露给用户面）。</li>
+ * </ul>
+ * 本地 flow_status 一律由既有回调链推进，本控制器不写本地状态。
+ */
+@RestController
+@RequestMapping("/api/apply/approval/")
+@RequiredArgsConstructor
+public class SvcApprovalController {
+
+    /** 请求参数里的身份字段黑名单（出现即拒——身份只能来自会话） */
+    private static final List<String> IDENTITY_PARAMS =
+            java.util.Arrays.asList("operatorId", "operatorName", "schId", "assigneeId");
+
+    private final SvcApprovalClient approvalClient;
+    private final ServiceApplyRepository applyRepository;
+    private final ApplyViewGuard applyViewGuard;
+    private final ServiceApplyService applyService;
+
+    /** 待我审批（/todo 页"待办"页签数据源；双值双查在 client 内合并） */
+    @GetMapping("Todo")
+    public Map<String, Object> todo(BoaUser user,
+                                    @RequestParam(value = "page", required = false) Integer page,
+                                    @RequestParam(value = "size", required = false) Integer size,
+                                    @RequestParam(required = false) Map<String, String> rawParams) {
+        Operator op = requireOperator(user);
+        rejectIdentityParams(rawParams);
+        return approvalClient.todoTasks(op.schId, op.userId, page, size);
+    }
+
+    /**
+     * 当前人在该办件上的待办（详情卡片数据源，0/1/N 均 200 空 tasks）。
+     * 先按会话学校定位办件行再过 Guard——跨校行在此即"办件不存在"。
+     */
+    @GetMapping("ByBiz")
+    public Map<String, Object> byBiz(@RequestParam("applyId") Integer applyId, BoaUser user,
+                                     @RequestParam(required = false) Map<String, String> rawParams) {
+        Operator op = requireOperator(user);
+        rejectIdentityParams(rawParams);
+        ServiceApply apply = requireVisibleApply(applyId, op, user);
+        return approvalClient.byBiz(op.schId, op.userId, String.valueOf(apply.getId()));
+    }
+
+    /**
+     * 审批记录抽屉地址（token 只读页，instanceId 形态）：本地 flow_instance_id 有值才可能换址——
+     * 未进流程（待提交/发起失败）直接业务错，不打中心。
+     */
+    @GetMapping("RecordUrl")
+    public Map<String, Object> recordUrl(@RequestParam("applyId") Integer applyId, BoaUser user,
+                                         @RequestParam(required = false) Map<String, String> rawParams) {
+        Operator op = requireOperator(user);
+        rejectIdentityParams(rawParams);
+        ServiceApply apply = requireVisibleApply(applyId, op, user);
+        if (apply.getFlowInstanceId() == null) {
+            throw new BizException(ErrorCode.PARAM_ERROR, "办件尚未进入流程，暂无审批记录");
+        }
+        return approvalClient.embedRecordUrl(op.schId, apply.getFlowInstanceId());
+    }
+
+    /**
+     * 完整办理任务页地址（CAS 会话页，无 token）：先打 byBiz 确认 taskId 确实在<b>当前人</b>
+     * 该办件的待办里才签发——顺手签发他人 taskId 等于替他人挂办理入口；对端仍按 assigneeId 复核。
+     */
+    @GetMapping("TaskPageUrl")
+    public Map<String, Object> taskPageUrl(@RequestParam("applyId") Integer applyId,
+                                           @RequestParam("taskId") Long taskId, BoaUser user,
+                                           @RequestParam(required = false) Map<String, String> rawParams) {
+        Operator op = requireOperator(user);
+        rejectIdentityParams(rawParams);
+        ServiceApply apply = requireVisibleApply(applyId, op, user);
+        requireMyPendingTask(apply, taskId, op);
+        return approvalClient.taskPageUrl(op.schId, taskId);
+    }
+
+    /** 通过（body: opinion 可选 / edgeName 多出口可选） */
+    @PostMapping("Approve")
+    public void approve(@RequestParam("applyId") Integer applyId,
+                        @RequestParam("taskId") Long taskId, BoaUser user,
+                        @RequestBody(required = false) Map<String, String> body,
+                        @RequestParam(required = false) Map<String, String> rawParams) {
+        Operator op = requireOperator(user);
+        rejectIdentityParams(rawParams);
+        ServiceApply apply = requireVisibleApply(applyId, op, user);
+        requireMyPendingTask(apply, taskId, op);
+        approvalClient.approve(taskId, op.schId, op.userId, op.name,
+                body == null ? null : body.get("opinion"),
+                body == null ? null : body.get("edgeName"));
+    }
+
+    /** 拒绝（opinion 必填，前置校验给前端更快反馈；对端仍会强制） */
+    @PostMapping("Reject")
+    public void reject(@RequestParam("applyId") Integer applyId,
+                       @RequestParam("taskId") Long taskId, BoaUser user,
+                       @RequestBody(required = false) Map<String, String> body,
+                       @RequestParam(required = false) Map<String, String> rawParams) {
+        Operator op = requireOperator(user);
+        rejectIdentityParams(rawParams);
+        String opinion = body == null ? null : body.get("opinion");
+        if (opinion == null || opinion.trim().isEmpty()) {
+            throw new BizException(ErrorCode.PARAM_ERROR, "驳回必须填写意见");
+        }
+        ServiceApply apply = requireVisibleApply(applyId, op, user);
+        requireMyPendingTask(apply, taskId, op);
+        approvalClient.reject(taskId, op.schId, op.userId, op.name, opinion);
+    }
+
+    /**
+     * 我提交的（/todo 页"我提交的"页签数据源）：不代理中心——复用本地
+     * {@link ServiceApplyService#myApplies}（数据带事项名/快照等业务字段，列表体验完整；
+     * 中心 instances 是全校视角不可用）。信封显式映射 {@code {total,list}} → 组件
+     * {@code FlowPage{total,content,pageIndex,pageSize,totalPages,hasNext}}，参数名
+     * pageSize→size 由本端消化。
+     */
+    @GetMapping("My")
+    public Map<String, Object> my(BoaUser user,
+                                  @RequestParam(value = "page", required = false) Integer page,
+                                  @RequestParam(value = "size", required = false) Integer size,
+                                  @RequestParam(required = false) Map<String, String> rawParams) {
+        Operator op = requireOperator(user);
+        rejectIdentityParams(rawParams);
+        int pageIndex = page == null || page < 1 ? 1 : page;
+        int pageSize = size == null || size < 1 ? 10 : Math.min(size, 100);
+        Map<String, Object> raw = applyService.myApplies(user, null, pageIndex, pageSize);
+        long total = raw.get("total") instanceof Number ? ((Number) raw.get("total")).longValue() : 0L;
+        Object content = raw.get("list");
+        long totalPages = (total + pageSize - 1) / pageSize;
+        Map<String, Object> out = new java.util.LinkedHashMap<>();
+        out.put("total", total);
+        out.put("content", content);
+        out.put("pageIndex", pageIndex);
+        out.put("pageSize", pageSize);
+        out.put("totalPages", totalPages);
+        out.put("hasNext", pageIndex < totalPages);
+        return out;
+    }
+
+    /** 定位链中段：按会话学校取行（跨校=不存在）→ Guard 三分支（提交人/管理员/办理人） */
+    private ServiceApply requireVisibleApply(Integer applyId, Operator op, BoaUser user) {
+        ServiceApply apply = applyRepository.findByIdAndSchId(applyId, op.schId.longValue())
+                .orElseThrow(() -> new BizException(ErrorCode.PARAM_ERROR, "办件不存在"));
+        applyViewGuard.requireVisible(apply, user);
+        return apply;
+    }
+
+    /** byBiz 出参里是否含该 taskId（tasks 元素为 {taskId,nodeId,nodeName,arriveTime,outlets}） */
+    @SuppressWarnings("unchecked")
+    private void requireMyPendingTask(ServiceApply apply, Long taskId, Operator op) {
+        Map<String, Object> data = approvalClient.byBiz(op.schId, op.userId, String.valueOf(apply.getId()));
+        Object tasks = data == null ? null : data.get("tasks");
+        boolean mine = false;
+        if (tasks instanceof List) {
+            for (Object row : (List<Object>) tasks) {
+                if (row instanceof Map) {
+                    Object id = ((Map<String, Object>) row).get("taskId");
+                    if (id instanceof Number && taskId.equals(((Number) id).longValue())) {
+                        mine = true;
+                        break;
+                    }
+                }
+            }
+        }
+        if (!mine) {
+            throw new BizException(ErrorCode.FORBIDDEN, "该任务不是你在本办件上的待办");
+        }
+    }
+
+    /** 请求参数出现身份字段一律拒绝（身份只能来自 CAS 会话，不接收任何注入） */
+    private static void rejectIdentityParams(Map<String, String> rawParams) {
+        if (rawParams == null) {
+            return;
+        }
+        for (String key : rawParams.keySet()) {
+            if (IDENTITY_PARAMS.contains(key)) {
+                throw new BizException(ErrorCode.PARAM_ERROR,
+                        "不允许在请求参数中携带身份字段：" + key + "（身份取自登录会话）");
+            }
+        }
+    }
+
+    /** 登录态提参（沿 NoticeApprovalController 口径）：登录 → 学校归属 → 姓名兜底账号 */
+    private static Operator requireOperator(BoaUser user) {
+        if (user == null || user.getId() == null) {
+            throw new BizException(ErrorCode.FORBIDDEN, "未登录");
+        }
+        if (user.getCurrentRole() == null || user.getCurrentRole().getSchId() == null) {
+            throw new BizException(ErrorCode.PARAM_ERROR, "当前身份无学校归属");
+        }
+        String name = StringUtils.hasText(user.getName()) ? user.getName() : user.getAccount();
+        return new Operator(user.getId(), user.getCurrentRole().getSchId(), name, user);
+    }
+
+    private static final class Operator {
+        final Integer userId;
+        final Integer schId;
+        final String name;
+        final BoaUser user;
+
+        Operator(Integer userId, Integer schId, String name, BoaUser user) {
+            this.userId = userId;
+            this.schId = schId;
+            this.name = name;
+            this.user = user;
+        }
+    }
+}
diff --git a/src/main/java/com/yunhai/svchall/service/SvcBizTypes.java b/src/main/java/com/yunhai/svchall/service/SvcBizTypes.java
new file mode 100644
index 0000000..b154bf9
--- /dev/null
+++ b/src/main/java/com/yunhai/svchall/service/SvcBizTypes.java
@@ -0,0 +1,29 @@
+package com.yunhai.svchall.service;
+
+import java.util.Arrays;
+import java.util.List;
+
+/**
+ * svc-hall 流程业务类型（bizType）终值与存量兼容口径（P3.2 方案B，用户裁决 2026-10-19）。
+ * <p>
+ * 终值以 S0-H1 实核为准：UserBase application_info appKey=100008（svc-hall 生产出站身份）
+ * 注册行 app_code = {@code svc-hall}。存量值 {@code svc_item} 是 2026-10-19 前建件的出站值；
+ * S0-H2 实测中心 flw_instance 已无 svc_item 行，读路径双查属防御性兼容（防未来存量事件重放/
+ * 重提），收敛条件=另一类型不再可能产生事件（覆盖 0 态重试/30/40 重提/积压核清），本轮不收敛单值。
+ */
+public final class SvcBizTypes {
+
+    /** 终值（新件出站 + 读路径首查键） */
+    public static final String CURRENT = "svc-hall";
+
+    /** 存量值（2026-10-19 前建件；读路径次查键，回调白名单双值之一） */
+    public static final String LEGACY = "svc_item";
+
+    private SvcBizTypes() {
+    }
+
+    /** 读路径双查序：先终值后存量，结果按序合并（方案B 双值双查补丁的统一取值点） */
+    public static List<String> queryOrder() {
+        return Arrays.asList(CURRENT, LEGACY);
+    }
+}
diff --git a/src/main/java/com/yunhai/svchall/service/impl/SvcApprovalClient.java b/src/main/java/com/yunhai/svchall/service/impl/SvcApprovalClient.java
new file mode 100644
index 0000000..f042e69
--- /dev/null
+++ b/src/main/java/com/yunhai/svchall/service/impl/SvcApprovalClient.java
@@ -0,0 +1,190 @@
+package com.yunhai.svchall.service.impl;
+
+import com.yunhai.platform.apistd.BizException;
+import com.yunhai.platform.openapi.core.PlatformService;
+import com.yunhai.platform.openapi.core.YschOpenCall;
+import com.yunhai.platform.utils.exception.ErrorCode;
+import com.yunhai.svchall.service.FlowClient;
+import com.yunhai.svchall.service.SvcBizTypes;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.beans.factory.ObjectProvider;
+import org.springframework.stereotype.Service;
+
+import java.util.ArrayList;
+import java.util.LinkedHashMap;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * 应用内审批出站客户端（P3.1，沿 NoticeApprovalClient 形态）：YschOpenCall 泛化调用打
+ * flow-center {@code /oapi/flow/tasks|task|embed/**}，走服务目录命名目标 flow-center
+ * （yh.call.targets &gt; yh.open.services，与 {@link FlowCenterClient} 同一条解析链）。
+ * <p>
+ * 与 Notice 的差异（P3.1 加严）：
+ * <ul>
+ * <li>读面 bizType 不固定单值——{@link SvcBizTypes#queryOrder()} 双值双查（先终值后存量，
+ *     P3.2 方案B，防存量事件/重提漏查）；</li>
+ * <li>embed 记录页走 <b>instanceId</b> 形态（本地 flow_instance_id 镜像有值才可能换址成功，
+ *     bizType+bizId 形态在 bizType 换值后对存量件必然"办件不存在"）。</li>
+ * </ul>
+ * 身份口径：operatorId/operatorName/schId 由调用方（controller）从 CAS 会话取，本类不猜身份；
+ * 对端按任务办理人逐字复核。
+ */
+@Slf4j
+@Service
+public class SvcApprovalClient {
+
+    private static final String TARGET = PlatformService.FLOW_CENTER.key();
+
+    private final YschOpenCall openCall;
+    private final FlowClient flowClient;
+
+    public SvcApprovalClient(ObjectProvider<YschOpenCall> openCallProvider, FlowClient flowClient) {
+        this.openCall = openCallProvider.getIfAvailable();
+        this.flowClient = flowClient;
+    }
+
+    /**
+     * 我的待办分页：双值双查后合并（同一 assignee 在两个 bizType 下都可能有历史待办的过渡期口径；
+     * S0-H2 实测存量=0，合并退化为单查结果）。Map 形态即 flow-center BasePageResult JSON。
+     */
+    public Map<String, Object> todoTasks(Integer schId, Integer assigneeId, Integer page, Integer size) {
+        requireEnabled();
+        List<Map<String, Object>> pages = new ArrayList<>();
+        for (String bizType : SvcBizTypes.queryOrder()) {
+            Map<String, String> query = new LinkedHashMap<>();
+            query.put("schId", String.valueOf(schId));
+            query.put("assigneeId", String.valueOf(assigneeId));
+            query.put("bizType", bizType);
+            if (page != null) {
+                query.put("page", String.valueOf(page));
+            }
+            if (size != null) {
+                query.put("size", String.valueOf(size));
+            }
+            pages.add(openCall.get(TARGET, "/oapi/flow/tasks/todo", query, Map.class));
+        }
+        return mergePages(pages, page, size);
+    }
+
+    /**
+     * 当前人在该办件上的待办（卡片数据源，{@code /oapi/flow/tasks/by-biz}）。
+     * <p>双值双查：一个 apply 行只可能命中其中一个 bizType 的实例——按序返回首个
+     * {@code instanceId != null} 的应答；两者皆空（无实例/非办理人/错学校同形）返回首查（终值）
+     * 应答，保持对端"空 tasks 不探测"语义。调用方不得据 tasks 反推他人待办。
+     */
+    public Map<String, Object> byBiz(Integer schId, Integer operatorId, String bizId) {
+        requireEnabled();
+        Map<String, Object> first = null;
+        for (String bizType : SvcBizTypes.queryOrder()) {
+            Map<String, String> query = new LinkedHashMap<>();
+            query.put("schId", String.valueOf(schId));
+            query.put("bizType", bizType);
+            query.put("bizId", bizId);
+            query.put("operatorId", String.valueOf(operatorId));
+            Map<String, Object> data = openCall.get(TARGET, "/oapi/flow/tasks/by-biz", query, Map.class);
+            if (data != null && data.get("instanceId") != null) {
+                return data;
+            }
+            if (first == null) {
+                first = data;
+            }
+        }
+        return first;
+    }
+
+    /** 同意（opinion 可空；多出口 edgeName 透传） */
+    public void approve(Long taskId, Integer schId, Integer operatorId, String operatorName,
+                        String opinion, String edgeName) {
+        requireEnabled();
+        Map<String, Object> body = new LinkedHashMap<>();
+        if (opinion != null && !opinion.trim().isEmpty()) {
+            body.put("opinion", opinion.trim());
+        }
+        if (edgeName != null && !edgeName.trim().isEmpty()) {
+            body.put("edgeName", edgeName.trim());
+        }
+        openCall.post(TARGET, "/oapi/flow/task/" + taskId + "/approve",
+                operatorQuery(schId, operatorId, operatorName), body, Void.class);
+    }
+
+    /** 拒绝（opinion 必填由 controller 前置校验；本方法为薄出站） */
+    public void reject(Long taskId, Integer schId, Integer operatorId, String operatorName, String opinion) {
+        requireEnabled();
+        Map<String, Object> body = new LinkedHashMap<>();
+        if (opinion != null && !opinion.trim().isEmpty()) {
+            body.put("opinion", opinion.trim());
+        }
+        openCall.post(TARGET, "/oapi/flow/task/" + taskId + "/reject",
+                operatorQuery(schId, operatorId, operatorName), body, Void.class);
+    }
+
+    /**
+     * 审批记录抽屉地址（token 只读页，{@code /oapi/flow/embed/url?mode=record&instanceId=}）。
+     * instanceId 形态：本地 flow_instance_id 镜像即中心实例 ID，天然免疫 bizType 换值。
+     */
+    public Map<String, Object> embedRecordUrl(Integer schId, Long instanceId) {
+        requireEnabled();
+        Map<String, String> query = new LinkedHashMap<>();
+        query.put("schId", String.valueOf(schId));
+        query.put("mode", "record");
+        query.put("instanceId", String.valueOf(instanceId));
+        return openCall.get(TARGET, "/oapi/flow/embed/url", query, Map.class);
+    }
+
+    /**
+     * 完整办理任务页地址（CAS 会话页，无 token，{@code mode=task&taskId=}）。
+     * 任务页不定位办件（仅拼 taskId，免签 CAS 页），办理权由该页按 assigneeId 自校；
+     * 调用方（controller）仍须先做 byBiz 归属预检，不把他人 taskId 散播到前端。
+     */
+    public Map<String, Object> taskPageUrl(Integer schId, Long taskId) {
+        requireEnabled();
+        Map<String, String> query = new LinkedHashMap<>();
+        query.put("schId", String.valueOf(schId));
+        query.put("mode", "task");
+        query.put("taskId", String.valueOf(taskId));
+        return openCall.get(TARGET, "/oapi/flow/embed/url", query, Map.class);
+    }
+
+    /** 双查分页合并：total 求和、content 拼接、页元数据按首查重算（存量=0 时与单查逐字同形） */
+    private static Map<String, Object> mergePages(List<Map<String, Object>> pages, Integer page, Integer size) {
+        Map<String, Object> merged = new LinkedHashMap<>();
+        long total = 0L;
+        List<Object> content = new ArrayList<>();
+        for (Map<String, Object> p : pages) {
+            if (p == null) {
+                continue;
+            }
+            if (p.get("total") instanceof Number) {
+                total += ((Number) p.get("total")).longValue();
+            }
+            if (p.get("content") instanceof List) {
+                content.addAll((List<?>) p.get("content"));
+            }
+        }
+        merged.put("total", total);
+        merged.put("content", content);
+        int pageIndex = page == null ? 1 : page;
+        int pageSize = size == null ? 10 : size;
+        long totalPages = pageSize <= 0 ? 0 : (total + pageSize - 1) / pageSize;
+        merged.put("pageIndex", pageIndex);
+        merged.put("pageSize", pageSize);
+        merged.put("totalPages", totalPages);
+        merged.put("hasNext", pageIndex < totalPages);
+        return merged;
+    }
+
+    private static Map<String, String> operatorQuery(Integer schId, Integer operatorId, String operatorName) {
+        Map<String, String> query = new LinkedHashMap<>();
+        query.put("schId", String.valueOf(schId));
+        query.put("operatorId", String.valueOf(operatorId));
+        query.put("operatorName", operatorName);
+        return query;
+    }
+
+    private void requireEnabled() {
+        if (!flowClient.enabled() || openCall == null) {
+            throw new BizException(ErrorCode.FORBIDDEN, "流程中心未接入，审批功能不可用");
+        }
+    }
+}
diff --git a/src/test/java/com/yunhai/svchall/controller/api/SvcApprovalControllerTest.java b/src/test/java/com/yunhai/svchall/controller/api/SvcApprovalControllerTest.java
new file mode 100644
index 0000000..48bdfbb
--- /dev/null
+++ b/src/test/java/com/yunhai/svchall/controller/api/SvcApprovalControllerTest.java
@@ -0,0 +1,429 @@
+package com.yunhai.svchall.controller.api;
+
+import com.yunhai.platform.apistd.spring.GlobalExceptionHandler;
+import com.yunhai.platform.auth.BoaUserContext;
+import com.yunhai.platform.auth.spring.BoaUserArgumentResolver;
+import com.yunhai.platform.auth.spring.CasSsoApiRedirectFilter;
+import com.yunhai.platform.utils.model.BoaUser;
+import com.yunhai.svchall.entity.ServiceApply;
+import com.yunhai.svchall.repository.ServiceApplyRepository;
+import com.yunhai.svchall.service.ApplyViewGuard;
+import com.yunhai.svchall.service.FlowClient;
+import com.yunhai.svchall.service.impl.ServiceApplyService;
+import com.yunhai.svchall.service.impl.SvcApprovalClient;
+import org.junit.jupiter.api.AfterEach;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.DisplayName;
+import org.junit.jupiter.api.Test;
+import org.mockito.ArgumentCaptor;
+import org.springframework.test.web.servlet.MockMvc;
+import org.springframework.test.web.servlet.setup.MockMvcBuilders;
+
+import java.util.Collections;
+import java.util.LinkedHashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.Optional;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.anyInt;
+import static org.mockito.ArgumentMatchers.anyMap;
+import static org.mockito.ArgumentMatchers.eq;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.verifyNoInteractions;
+import static org.mockito.Mockito.when;
+import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.get;
+import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.post;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.jsonPath;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
+
+/**
+ * P3.1 审批代理三层测试之 MVC 契约层：MockMvc standalone <b>显式装配</b>
+ * {@link BoaUserArgumentResolver}（身份只来自 {@link BoaUserContext}）与
+ * {@link GlobalExceptionHandler}（R3.0 P1-04：范本 NoticeApprovalControllerTest 是方法单测，
+ * 证明不了解析器/advice 装配）。
+ * <p>
+ * 断言口径分开：HTTP 状态恒 200（统一信封）；未登录=业务码 3（FORBIDDEN）；
+ * 无学校=业务码 2（PARAM）；<b>拒绝路径审批出站必须为 0</b>（verifyNoInteractions）。
+ * 另有一组挂真实 {@link CasSsoApiRedirectFilter} 的过滤链用例：API 头未登录=HTTP200+code302
+ * （平台 CAS 口径，非 HTTP 403——R3.0 勘误）。
+ */
+@DisplayName("SvcApprovalController - MVC 契约（双闸/身份注入/信封映射）")
+class SvcApprovalControllerTest {
+
+    private SvcApprovalClient approvalClient;
+    private ServiceApplyRepository applyRepository;
+    private ApplyViewGuard applyViewGuard;
+    private ServiceApplyService applyService;
+    private MockMvc mockMvc;
+
+    @BeforeEach
+    void setUp() {
+        approvalClient = mock(SvcApprovalClient.class);
+        applyRepository = mock(ServiceApplyRepository.class);
+        FlowClient flowClient = mock(FlowClient.class);
+        applyViewGuard = new ApplyViewGuard(flowClient);
+        applyService = mock(ServiceApplyService.class);
+        SvcApprovalController controller = new SvcApprovalController(
+                approvalClient, applyRepository, applyViewGuard, applyService);
+        mockMvc = MockMvcBuilders.standaloneSetup(controller)
+                .setCustomArgumentResolvers(new BoaUserArgumentResolver())
+                .setControllerAdvice(new GlobalExceptionHandler(null),
+                        new com.yunhai.platform.apistd.spring.ApiResponseAdvice())
+                .build();
+    }
+
+    @AfterEach
+    void tearDown() {
+        BoaUserContext.clear();
+    }
+
+    /** 深桩用户（沿 ServiceApplyFlowSubmitTest 形态）：roleIds 可指定以驱动 Guard 管理员分支 */
+    private BoaUser user(int id, int schId, Integer... roleIds) {
+        BoaUser user = mock(BoaUser.class, org.mockito.Mockito.RETURNS_DEEP_STUBS);
+        when(user.getId()).thenReturn(id);
+        when(user.getName()).thenReturn("张三");
+        when(user.getAccount()).thenReturn("zhangsan");
+        when(user.getCurrentRole().getSchId()).thenReturn(schId);
+        when(user.getRoleIds()).thenReturn(roleIds == null || roleIds.length == 0 ? java.util.Collections.<Integer>emptyList() : java.util.Arrays.asList(roleIds));
+        when(user.getType()).thenReturn(null);
+        return user;
+    }
+
+    private ServiceApply apply(int id, int schId, Integer submitterId, Long instanceId) {
+        ServiceApply apply = new ServiceApply();
+        org.springframework.test.util.ReflectionTestUtils.setField(apply, "id", id);
+        apply.setSchId((long) schId);
+        apply.setSubmitterId(submitterId);
+        apply.setFlowInstanceId(instanceId);
+        return apply;
+    }
+
+    private static Map<String, Object> byBizTasks(Long instanceId, Map<String, Object>... tasks) {
+        Map<String, Object> m = new LinkedHashMap<>();
+        m.put("instanceId", instanceId);
+        m.put("tasks", java.util.Arrays.asList(tasks));
+        return m;
+    }
+
+    private static Map<String, Object> task(int taskId) {
+        Map<String, Object> t = new LinkedHashMap<>();
+        t.put("taskId", taskId);
+        t.put("nodeName", "部门负责人");
+        return t;
+    }
+
+    private static Map<String, Object> row(int id) {
+        Map<String, Object> m = new LinkedHashMap<>();
+        m.put("id", id);
+        return m;
+    }
+
+    private static Map<String, Object> pair(Object value) {
+        Map<String, Object> m = new LinkedHashMap<>();
+        m.put("total", 0L);
+        m.put("list", value == null ? new java.util.ArrayList<>() : Collections.singletonList(value));
+        return m;
+    }
+
+    /** RecordUrl 换址应答 {pageUrl} */
+    private static Map<String, Object> pageUrl(String url) {
+        Map<String, Object> m = new LinkedHashMap<>();
+        m.put("pageUrl", url);
+        return m;
+    }
+
+    // ===== 身份层 =====
+
+    @Test
+    @DisplayName("未登录（无 BoaUser）：HTTP200 + 业务码 3，零出站")
+    void todoWithoutLogin() throws Exception {
+        mockMvc.perform(get("/api/apply/approval/Todo"))
+                .andExpect(status().isOk())
+                .andExpect(jsonPath("$.code").value(3));
+        verifyNoInteractions(approvalClient);
+    }
+
+    @Test
+    @DisplayName("会话无学校归属：HTTP200 + 业务码 2，零出站")
+    void noSchoolIdentity() throws Exception {
+        BoaUser user = mock(BoaUser.class, org.mockito.Mockito.RETURNS_DEEP_STUBS);
+        when(user.getId()).thenReturn(10006);
+        when(user.getCurrentRole()).thenReturn(null);
+        BoaUserContext.set(user);
+        mockMvc.perform(get("/api/apply/approval/Todo"))
+                .andExpect(status().isOk())
+                .andExpect(jsonPath("$.code").value(2));
+        verifyNoInteractions(approvalClient);
+    }
+
+    @Test
+    @DisplayName("请求参数携带身份字段（operatorId/schId/…）：一律拒绝，零出站")
+    void identityParamsRejected() throws Exception {
+        BoaUserContext.set(user(10006, 3));
+        mockMvc.perform(get("/api/apply/approval/Todo").param("operatorId", "1"))
+                .andExpect(status().isOk())
+                .andExpect(jsonPath("$.code").value(2));
+        mockMvc.perform(get("/api/apply/approval/ByBiz").param("applyId", "42").param("schId", "3"))
+                .andExpect(status().isOk())
+                .andExpect(jsonPath("$.code").value(2));
+        mockMvc.perform(post("/api/apply/approval/Approve")
+                        .param("applyId", "42").param("taskId", "442").param("operatorName", "李四")
+                        .contentType("application/json").content("{}"))
+                .andExpect(status().isOk())
+                .andExpect(jsonPath("$.code").value(2));
+        verifyNoInteractions(approvalClient, applyRepository);
+    }
+
+    // ===== Todo / My =====
+
+    @Test
+    @DisplayName("Todo：会话身份出站（双值双查在 client），信封透传")
+    void todoHappyPath() throws Exception {
+        BoaUserContext.set(user(10006, 3));
+        Map<String, Object> data = new LinkedHashMap<>();
+        data.put("total", 0);
+        data.put("content", new java.util.ArrayList<Object>());
+        when(approvalClient.todoTasks(3, 10006, 2, 10)).thenReturn(data);
+        mockMvc.perform(get("/api/apply/approval/Todo").param("page", "2").param("size", "10"))
+                .andExpect(status().isOk())
+                .andExpect(jsonPath("$.code").value(0))
+                .andExpect(jsonPath("$.data.total").value(0));
+    }
+
+    @Test
+    @DisplayName("My：{total,list} → FlowPage{total,content,pageIndex,pageSize,totalPages,hasNext} 显式映射")
+    void myEnvelopeMapping() throws Exception {
+        BoaUserContext.set(user(10006, 3));
+        Map<String, Object> local = new LinkedHashMap<>();
+        local.put("total", 21L);
+        local.put("list", java.util.Arrays.asList(row(42), row(43)));
+        when(applyService.myApplies(any(), any(), eq(3), eq(10))).thenReturn(local);
+        mockMvc.perform(get("/api/apply/approval/My").param("page", "3").param("size", "10"))
+                .andExpect(status().isOk())
+                .andExpect(jsonPath("$.code").value(0))
+                .andExpect(jsonPath("$.data.total").value(21))
+                .andExpect(jsonPath("$.data.content.length()").value(2))
+                .andExpect(jsonPath("$.data.pageIndex").value(3))
+                .andExpect(jsonPath("$.data.pageSize").value(10))
+                .andExpect(jsonPath("$.data.totalPages").value(3))
+                .andExpect(jsonPath("$.data.hasNext").value(false));
+        verifyNoInteractions(approvalClient);
+    }
+
+    @Test
+    @DisplayName("My 非法页码/页大小归一（page<1→1，size<1→10，size>100→100）")
+    void myNormalizesPaging() throws Exception {
+        BoaUserContext.set(user(10006, 3));
+        when(applyService.myApplies(any(), any(), anyInt(), anyInt())).thenReturn(pair(0L));
+        mockMvc.perform(get("/api/apply/approval/My").param("page", "0").param("size", "500"))
+                .andExpect(status().isOk())
+                .andExpect(jsonPath("$.code").value(0))
+                .andExpect(jsonPath("$.data.pageIndex").value(1))
+                .andExpect(jsonPath("$.data.pageSize").value(100));
+    }
+
+    // ===== ByBiz 双闸 =====
+
+    @Test
+    @DisplayName("ByBiz 跨校/不存在（findByIdAndSchId 空）：业务码 2，零审批出站")
+    void byBizCrossSchool() throws Exception {
+        BoaUserContext.set(user(10006, 3));
+        when(applyRepository.findByIdAndSchId(42, 3L)).thenReturn(Optional.empty());
+        mockMvc.perform(get("/api/apply/approval/ByBiz").param("applyId", "42"))
+                .andExpect(status().isOk())
+                .andExpect(jsonPath("$.code").value(2));
+        verifyNoInteractions(approvalClient);
+    }
+
+    @Test
+    @DisplayName("ByBiz 同校陌生人（Guard 拒）：业务码 3，零审批出站")
+    void byBizStrangerRejected() throws Exception {
+        BoaUserContext.set(user(10006, 3));
+        ServiceApply row = apply(42, 3, 20001, 139L);
+        when(applyRepository.findByIdAndSchId(42, 3L)).thenReturn(Optional.of(row));
+        // flowClient.enabled()=false → Guard 办理人分支 fail-closed；非提交人/非管理员 → 拒
+        mockMvc.perform(get("/api/apply/approval/ByBiz").param("applyId", "42"))
+                .andExpect(status().isOk())
+                .andExpect(jsonPath("$.code").value(3));
+        verifyNoInteractions(approvalClient);
+    }
+
+    @Test
+    @DisplayName("ByBiz 管理员（Guard 放行=只读可见）：放行查询，出站=byBiz")
+    void byBizAdminReadonly() throws Exception {
+        BoaUserContext.set(user(10006, 3, 7));
+        ServiceApply row = apply(42, 3, 20001, 139L);
+        when(applyRepository.findByIdAndSchId(42, 3L)).thenReturn(Optional.of(row));
+        when(approvalClient.byBiz(3, 10006, "42")).thenReturn(byBizTasks(139L));
+        mockMvc.perform(get("/api/apply/approval/ByBiz").param("applyId", "42"))
+                .andExpect(status().isOk())
+                .andExpect(jsonPath("$.code").value(0))
+                .andExpect(jsonPath("$.data.instanceId").value(139));
+    }
+
+    // ===== 写面双闸（Approve/Reject/TaskPageUrl） =====
+
+    @Test
+    @DisplayName("Approve：归属预检不过（管理员可见但非办理人）→ 业务码 3，approve 零出站")
+    void approveGuardFailsForNonAssigneeAdmin() throws Exception {
+        BoaUserContext.set(user(10006, 3, 7));
+        ServiceApply row = apply(42, 3, 20001, 139L);
+        when(applyRepository.findByIdAndSchId(42, 3L)).thenReturn(Optional.of(row));
+        when(approvalClient.byBiz(3, 10006, "42")).thenReturn(byBizTasks(139L)); // tasks 空=非本人待办
+        mockMvc.perform(post("/api/apply/approval/Approve")
+                        .param("applyId", "42").param("taskId", "442")
+                        .contentType("application/json").content("{}"))
+                .andExpect(status().isOk())
+                .andExpect(jsonPath("$.code").value(3));
+        verify(approvalClient, never()).approve(any(), any(), any(), any(), any(), any());
+    }
+
+    @Test
+    @DisplayName("Approve：预检命中本人待办 → approve 一次（opinion/edgeName 从 body）")
+    void approveHappyPath() throws Exception {
+        BoaUserContext.set(user(10006, 3, 7));
+        ServiceApply row = apply(42, 3, 20001, 139L);
+        when(applyRepository.findByIdAndSchId(42, 3L)).thenReturn(Optional.of(row));
+        when(approvalClient.byBiz(3, 10006, "42")).thenReturn(byBizTasks(139L, task(442)));
+        mockMvc.perform(post("/api/apply/approval/Approve")
+                        .param("applyId", "42").param("taskId", "442")
+                        .contentType("application/json")
+                        .content("{\"opinion\":\"同意\",\"edgeName\":\"通过\"}"))
+                .andExpect(status().isOk())
+                .andExpect(jsonPath("$.code").value(0));
+        verify(approvalClient).approve(442L, 3, 10006, "张三", "同意", "通过");
+    }
+
+    @Test
+    @DisplayName("Reject：空白 opinion 前置拒（业务码 2），零出站")
+    void rejectBlankOpinion() throws Exception {
+        BoaUserContext.set(user(10006, 3));
+        mockMvc.perform(post("/api/apply/approval/Reject")
+                        .param("applyId", "42").param("taskId", "442")
+                        .contentType("application/json").content("{\"opinion\":\"   \"}"))
+                .andExpect(status().isOk())
+                .andExpect(jsonPath("$.code").value(2));
+        verifyNoInteractions(approvalClient);
+    }
+
+    @Test
+    @DisplayName("Reject：空 body/缺 opinion → 业务码 2")
+    void rejectMissingBody() throws Exception {
+        BoaUserContext.set(user(10006, 3));
+        mockMvc.perform(post("/api/apply/approval/Reject")
+                        .param("applyId", "42").param("taskId", "442")
+                        .contentType("application/json").content("{}"))
+                .andExpect(status().isOk())
+                .andExpect(jsonPath("$.code").value(2));
+        verifyNoInteractions(approvalClient);
+    }
+
+    @Test
+    @DisplayName("Reject：预检+opinion 齐 → reject 一次")
+    void rejectHappyPath() throws Exception {
+        BoaUserContext.set(user(10006, 3));
+        ServiceApply row = apply(42, 3, 10006, 139L); // 提交人=本人（Guard owner 短路）
+        when(applyRepository.findByIdAndSchId(42, 3L)).thenReturn(Optional.of(row));
+        when(approvalClient.byBiz(3, 10006, "42")).thenReturn(byBizTasks(139L, task(442)));
+        mockMvc.perform(post("/api/apply/approval/Reject")
+                        .param("applyId", "42").param("taskId", "442")
+                        .contentType("application/json").content("{\"opinion\":\"材料不全\"}"))
+                .andExpect(status().isOk())
+                .andExpect(jsonPath("$.code").value(0));
+        verify(approvalClient).reject(442L, 3, 10006, "张三", "材料不全");
+    }
+
+    @Test
+    @DisplayName("TaskPageUrl：非本人待办 → 业务码 3，taskPageUrl 零出站")
+    void taskPageUrlNotMyTask() throws Exception {
+        BoaUserContext.set(user(10006, 3));
+        ServiceApply row = apply(42, 3, 10006, 139L);
+        when(applyRepository.findByIdAndSchId(42, 3L)).thenReturn(Optional.of(row));
+        when(approvalClient.byBiz(3, 10006, "42")).thenReturn(byBizTasks(139L, task(999)));
+        mockMvc.perform(get("/api/apply/approval/TaskPageUrl")
+                        .param("applyId", "42").param("taskId", "442"))
+                .andExpect(status().isOk())
+                .andExpect(jsonPath("$.code").value(3));
+        verify(approvalClient, never()).taskPageUrl(any(), any());
+    }
+
+    // ===== RecordUrl =====
+
+    @Test
+    @DisplayName("RecordUrl：未进流程（instanceId 空）→ 业务码 2，零出站")
+    void recordUrlNoInstance() throws Exception {
+        BoaUserContext.set(user(10006, 3));
+        ServiceApply row = apply(42, 3, 10006, null);
+        when(applyRepository.findByIdAndSchId(42, 3L)).thenReturn(Optional.of(row));
+        mockMvc.perform(get("/api/apply/approval/RecordUrl").param("applyId", "42"))
+                .andExpect(status().isOk())
+                .andExpect(jsonPath("$.code").value(2));
+        verifyNoInteractions(approvalClient);
+    }
+
+    @Test
+    @DisplayName("RecordUrl：instanceId 形态换址（pageUrl 透传）")
+    void recordUrlHappyPath() throws Exception {
+        BoaUserContext.set(user(10006, 3));
+        ServiceApply row = apply(42, 3, 10006, 139L);
+        when(applyRepository.findByIdAndSchId(42, 3L)).thenReturn(Optional.of(row));
+        when(approvalClient.embedRecordUrl(3, 139L)).thenReturn(pageUrl("/embed/instance?token=x"));
+        mockMvc.perform(get("/api/apply/approval/RecordUrl").param("applyId", "42"))
+                .andExpect(status().isOk())
+                .andExpect(jsonPath("$.code").value(0))
+                .andExpect(jsonPath("$.data.pageUrl").value("/embed/instance?token=x"));
+        verify(approvalClient).embedRecordUrl(3, 139L);
+    }
+
+    // ===== 参数形态（与中心端点同构） =====
+
+    @Test
+    @DisplayName("缺参 applyId：非 0 业务码（GlobalExceptionHandler 兜底，code=6），零出站")
+    void missingParam() throws Exception {
+        BoaUserContext.set(user(10006, 3));
+        mockMvc.perform(get("/api/apply/approval/ByBiz"))
+                .andExpect(status().isOk())
+                .andExpect(jsonPath("$.code").value(6));
+        verifyNoInteractions(approvalClient);
+    }
+
+    @Test
+    @DisplayName("非法数字 applyId=abc：非 0 业务码（code=6），零出站")
+    void illegalNumber() throws Exception {
+        BoaUserContext.set(user(10006, 3));
+        mockMvc.perform(get("/api/apply/approval/ByBiz").param("applyId", "abc"))
+                .andExpect(status().isOk())
+                .andExpect(jsonPath("$.code").value(6));
+        verifyNoInteractions(approvalClient);
+    }
+
+    // ===== 真实 Servlet 过滤链（平台 CAS 口径） =====
+
+    /**
+     * 挂真实 {@link CasSsoApiRedirectFilter}（yh-auth starter 同一实现类）：API 头（XHR）未登录
+     * → HTTP 200 + code 302 + urlToRedirectTo（平台口径，<b>不是</b> HTTP 403——R3.0 P1-04 勘误）。
+     * 无 API 头的请求过滤器直通（浏览器导航场景走 CAS 重定向链，另由整合测试覆盖）。
+     */
+    @Test
+    void realFilterChainUnauthenticatedApiGetsCode302() throws Exception {
+        CasSsoApiRedirectFilter filter = new CasSsoApiRedirectFilter(
+                "X-Requested-With", "XMLHttpRequest", "http://sso.yunhaixingtong.com/cas", "http://localhost");
+        MockMvc withFilter = MockMvcBuilders.standaloneSetup(
+                        new SvcApprovalController(approvalClient, applyRepository, applyViewGuard, applyService))
+                .setCustomArgumentResolvers(new BoaUserArgumentResolver())
+                .setControllerAdvice(new GlobalExceptionHandler(null),
+                        new com.yunhai.platform.apistd.spring.ApiResponseAdvice())
+                .addFilter(filter, "/api/*")
+                .build();
+        withFilter.perform(get("/api/apply/approval/Todo").header("X-Requested-With", "XMLHttpRequest"))
+                .andExpect(status().isOk())
+                .andExpect(jsonPath("$.code").value(302))
+                .andExpect(jsonPath("$.urlToRedirectTo").exists());
+        verifyNoInteractions(approvalClient);
+    }
+}
diff --git a/src/test/java/com/yunhai/svchall/service/impl/SvcApprovalClientTest.java b/src/test/java/com/yunhai/svchall/service/impl/SvcApprovalClientTest.java
new file mode 100644
index 0000000..15d4dd1
--- /dev/null
+++ b/src/test/java/com/yunhai/svchall/service/impl/SvcApprovalClientTest.java
@@ -0,0 +1,246 @@
+package com.yunhai.svchall.service.impl;
+
+import com.yunhai.platform.apistd.BizException;
+import com.yunhai.platform.openapi.core.YschOpenCall;
+import com.yunhai.svchall.service.FlowClient;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.DisplayName;
+import org.junit.jupiter.api.Test;
+import org.mockito.ArgumentCaptor;
+
+import java.util.Arrays;
+import java.util.LinkedHashMap;
+import java.util.List;
+import java.util.Map;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertThrows;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.anyMap;
+import static org.mockito.ArgumentMatchers.eq;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.times;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+
+/**
+ * P3.1 应用内审批出站契约测试：端点 URL、参数拼装与<b>双值双查</b>（P3.2 方案B）行为。
+ * 读面 bizType 必须按 {@code [svc-hall, svc_item]} 先终值后存量各查一次（todo 合并、byBiz 择命中）；
+ * 写面/换址形态与中心端点同构（taskId 在路径、opinion/edgeName 在 body、embed 记录页 instanceId 形态）。
+ */
+@DisplayName("SvcApprovalClient - oapi 契约与双值双查")
+class SvcApprovalClientTest {
+
+    private static final String TARGET = "flow-center";
+
+    private YschOpenCall openCall;
+    private FlowClient flowClient;
+    private SvcApprovalClient client;
+
+    /** 固定返回的 ObjectProvider 桩（构造注入用，沿 Notice FlowCenterClientTest 形态） */
+    static class FixedProvider<T> implements org.springframework.beans.factory.ObjectProvider<T> {
+        private final T value;
+
+        FixedProvider(T value) {
+            this.value = value;
+        }
+
+        @Override
+        public T getObject() {
+            return value;
+        }
+
+        @Override
+        public T getObject(Object... args) {
+            return value;
+        }
+
+        @Override
+        public T getIfAvailable() {
+            return value;
+        }
+
+        @Override
+        public T getIfUnique() {
+            return value;
+        }
+    }
+
+    @BeforeEach
+    void setUp() {
+        openCall = mock(YschOpenCall.class);
+        flowClient = mock(FlowClient.class);
+        when(flowClient.enabled()).thenReturn(true);
+        client = new SvcApprovalClient(new FixedProvider<>(openCall), flowClient);
+    }
+
+
+    private static Map<String, Object> taskIdRow(int id) {
+        Map<String, Object> m = new LinkedHashMap<>();
+        m.put("taskId", id);
+        return m;
+    }
+
+    private static Map<String, Object> page(long total, Object... rows) {
+        Map<String, Object> m = new LinkedHashMap<>();
+        m.put("total", total);
+        m.put("content", Arrays.asList(rows));
+        m.put("pageIndex", 1);
+        m.put("pageSize", 10);
+        m.put("totalPages", 1);
+        m.put("hasNext", false);
+        return m;
+    }
+
+    private static Map<String, Object> byBizData(Long instanceId, Object... tasks) {
+        Map<String, Object> m = new LinkedHashMap<>();
+        m.put("instanceId", instanceId);
+        m.put("bizType", "svc-hall");
+        m.put("bizId", "42");
+        m.put("status", 10);
+        m.put("currentNodes", "n1");
+        m.put("tasks", Arrays.asList(tasks));
+        return m;
+    }
+
+    @Test
+    @DisplayName("todo：双值双查（先 svc-hall 后 svc_item）+ 分页合并")
+    void todoQueriesBothBizTypesInOrderAndMerges() {
+        Map<String, Object> cur = page(2, taskIdRow(1), taskIdRow(2));
+        Map<String, Object> legacy = page(1, taskIdRow(3));
+        when(openCall.get(eq(TARGET), eq("/oapi/flow/tasks/todo"), anyMap(), eq(Map.class)))
+                .thenReturn(cur, legacy);
+
+        Map<String, Object> out = client.todoTasks(3, 10006, 1, 10);
+
+        ArgumentCaptor<Map<String, String>> q1 = ArgumentCaptor.forClass(Map.class);
+        ArgumentCaptor<Map<String, String>> q2 = ArgumentCaptor.forClass(Map.class);
+        verify(openCall, times(2)).get(eq(TARGET), eq("/oapi/flow/tasks/todo"),
+                q1.capture(), eq(Map.class));
+        verify(openCall, times(2)).get(org.mockito.ArgumentMatchers.anyString(), org.mockito.ArgumentMatchers.anyString(), anyMap(), any());
+        assertEquals("svc-hall", q1.getAllValues().get(0).get("bizType"));
+        assertEquals("svc_item", q1.getAllValues().get(1).get("bizType"));
+        assertEquals("3", q1.getAllValues().get(0).get("schId"));
+        assertEquals("10006", q1.getAllValues().get(0).get("assigneeId"));
+        assertEquals(3L, out.get("total"));
+        assertEquals(3, ((List<?>) out.get("content")).size());
+        assertEquals(1L, out.get("totalPages"));
+        assertEquals(false, out.get("hasNext"));
+    }
+
+    @Test
+    @DisplayName("byBiz：终值命中即返回（不查存量则不消耗第二次出站——命中即短路）")
+    void byBizReturnsCurrentHit() {
+        Map<String, Object> cur = byBizData(139L, taskIdRow(442));
+        when(openCall.get(eq(TARGET), eq("/oapi/flow/tasks/by-biz"), anyMap(), eq(Map.class)))
+                .thenReturn(cur);
+        Map<String, Object> out = client.byBiz(3, 10006, "42");
+        assertEquals(139L, ((Number) out.get("instanceId")).longValue());
+        verify(openCall, times(1)).get(eq(TARGET), eq("/oapi/flow/tasks/by-biz"), anyMap(), eq(Map.class));
+    }
+
+    @Test
+    @DisplayName("byBiz：终值 miss（instanceId=null）时续查存量并返回命中行")
+    void byBizFallsBackToLegacy() {
+        Map<String, Object> curMiss = byBizData(null);
+        Map<String, Object> legacyHit = byBizData(9011L);
+        legacyHit.put("bizType", "svc_item");
+        when(openCall.get(eq(TARGET), eq("/oapi/flow/tasks/by-biz"), anyMap(), eq(Map.class)))
+                .thenReturn(curMiss, legacyHit);
+        Map<String, Object> out = client.byBiz(3, 10006, "42");
+        assertEquals(9011L, ((Number) out.get("instanceId")).longValue());
+        ArgumentCaptor<Map<String, String>> q = ArgumentCaptor.forClass(Map.class);
+        verify(openCall, times(2)).get(eq(TARGET), eq("/oapi/flow/tasks/by-biz"), q.capture(), eq(Map.class));
+        assertEquals("svc-hall", q.getAllValues().get(0).get("bizType"));
+        assertEquals("svc_item", q.getAllValues().get(1).get("bizType"));
+        assertEquals("42", q.getAllValues().get(0).get("bizId"));
+        assertEquals("10006", q.getAllValues().get(0).get("operatorId"));
+    }
+
+    @Test
+    @DisplayName("byBiz：双查皆空返回首查应答（保持空 tasks 不探测语义）")
+    void byBizBothMissReturnsFirst() {
+        Map<String, Object> curMiss = byBizData(null);
+        Map<String, Object> legacyMiss = byBizData(null);
+        when(openCall.get(eq(TARGET), eq("/oapi/flow/tasks/by-biz"), anyMap(), eq(Map.class)))
+                .thenReturn(curMiss, legacyMiss);
+        Map<String, Object> out = client.byBiz(3, 10006, "42");
+        assertTrue(((List<?>) out.get("tasks")).isEmpty());
+    }
+
+    @Test
+    @DisplayName("approve：taskId 入路径、身份入查询串、opinion/edgeName 入 body 且 trim")
+    void approveAssembly() {
+        client.approve(442L, 3, 10006, "张三", " 同意 ", " 退回 ");
+        @SuppressWarnings("unchecked")
+        ArgumentCaptor<Map<String, String>> q = ArgumentCaptor.forClass(Map.class);
+        @SuppressWarnings("unchecked")
+        ArgumentCaptor<Map<String, Object>> body = ArgumentCaptor.forClass(Map.class);
+        verify(openCall).post(eq(TARGET), eq("/oapi/flow/task/442/approve"),
+                q.capture(), body.capture(), eq(Void.class));
+        assertEquals("3", q.getValue().get("schId"));
+        assertEquals("10006", q.getValue().get("operatorId"));
+        assertEquals("张三", q.getValue().get("operatorName"));
+        assertEquals("同意", body.getValue().get("opinion"));
+        assertEquals("退回", body.getValue().get("edgeName"));
+    }
+
+    @Test
+    @DisplayName("approve：空 opinion/edgeName 不入 body")
+    void approveOmitsBlankFields() {
+        client.approve(442L, 3, 10006, "张三", "  ", null);
+        @SuppressWarnings("unchecked")
+        ArgumentCaptor<Map<String, Object>> body = ArgumentCaptor.forClass(Map.class);
+        verify(openCall).post(eq(TARGET), eq("/oapi/flow/task/442/approve"),
+                anyMap(), body.capture(), eq(Void.class));
+        assertTrue(body.getValue().isEmpty());
+    }
+
+    @Test
+    @DisplayName("reject：opinion 入 body；路径 /task/{id}/reject")
+    void rejectAssembly() {
+        client.reject(443L, 3, 10006, "张三", "不同意");
+        @SuppressWarnings("unchecked")
+        ArgumentCaptor<Map<String, Object>> body = ArgumentCaptor.forClass(Map.class);
+        verify(openCall).post(eq(TARGET), eq("/oapi/flow/task/443/reject"),
+                anyMap(), body.capture(), eq(Void.class));
+        assertEquals("不同意", body.getValue().get("opinion"));
+    }
+
+    @Test
+    @DisplayName("embedRecordUrl：mode=record + instanceId 形态（非 bizType+bizId）")
+    void embedRecordUrlUsesInstanceIdForm() {
+        client.embedRecordUrl(3, 139L);
+        @SuppressWarnings("unchecked")
+        ArgumentCaptor<Map<String, String>> q = ArgumentCaptor.forClass(Map.class);
+        verify(openCall).get(eq(TARGET), eq("/oapi/flow/embed/url"), q.capture(), eq(Map.class));
+        assertEquals("record", q.getValue().get("mode"));
+        assertEquals("139", q.getValue().get("instanceId"));
+        assertEquals("3", q.getValue().get("schId"));
+    }
+
+    @Test
+    @DisplayName("taskPageUrl：mode=task + taskId")
+    void taskPageUrlAssembly() {
+        client.taskPageUrl(3, 442L);
+        @SuppressWarnings("unchecked")
+        ArgumentCaptor<Map<String, String>> q = ArgumentCaptor.forClass(Map.class);
+        verify(openCall).get(eq(TARGET), eq("/oapi/flow/embed/url"), q.capture(), eq(Map.class));
+        assertEquals("task", q.getValue().get("mode"));
+        assertEquals("442", q.getValue().get("taskId"));
+    }
+
+    @Test
+    @DisplayName("流程中心未接入：一律 FORBIDDEN 且零出站")
+    void disabledRefusesAll() {
+        when(flowClient.enabled()).thenReturn(false);
+        assertThrows(BizException.class, () -> client.todoTasks(3, 10006, 1, 10));
+        assertThrows(BizException.class, () -> client.byBiz(3, 10006, "42"));
+        assertThrows(BizException.class, () -> client.approve(1L, 3, 1, "n", null, null));
+        assertThrows(BizException.class, () -> client.embedRecordUrl(3, 1L));
+        verify(openCall, never()).get(org.mockito.ArgumentMatchers.anyString(), org.mockito.ArgumentMatchers.anyString(), anyMap(), any());
+        verify(openCall, never()).post(org.mockito.ArgumentMatchers.anyString(), org.mockito.ArgumentMatchers.anyString(), anyMap(), any(), any());
+    }
+}