格式

src/main/java/com/company/agentfoundation/assistant/api/AssistantApiController.java

@@ -55,7 +55,8 @@ public class AssistantApiController {
     String query = request == null ? "" : request.normalizedQuery();
     if (query.isEmpty()) return AssistantQueryResponse.failure("query不能为空");
     try {
-      return AssistantQueryResponse.success(cozeWorkflowService.chatDefault(query), List.of());
+      return AssistantQueryResponse.success(
+          toRobotPlainText(cozeWorkflowService.chatDefault(query)), List.of());
     } catch (RuntimeException exception) {
       log.error("assistant general api failed err={}", exception.getMessage(), exception);
       return AssistantQueryResponse.failure("扣子问答调用失败，请稍后重试。");
@@ -133,8 +134,9 @@ public class AssistantApiController {
       String reply,
       List<AssistantQueryResponse.Attachment> attachments
   ) {
-    if (attachments.isEmpty()) return reply == null ? "" : reply;
+    String robotReply = toRobotPlainText(reply);
-    StringBuilder content = new StringBuilder(reply == null ? "" : reply);
+    if (attachments.isEmpty()) return robotReply;
+    StringBuilder content = new StringBuilder(robotReply);
     content.append("\n\n附件：");
     for (AssistantQueryResponse.Attachment attachment : attachments) {
       content.append("\n- [").append(attachment.name()).append("](")
@@ -143,6 +145,19 @@ public class AssistantApiController {
     return content.toString();
   }
 
+  /**
+   * API plugins render responses as plain text, so application-message font tags must not leak
+   * into the robot conversation.
+   */
+  private String toRobotPlainText(String value) {
+    if (value == null || value.isBlank()) return "";
+    return value
+        .replaceAll("(?i)</?font\\b[^>]*>", "")
+        .replace("\r\n", "\n")
+        .replace('\r', '\n')
+        .trim();
+  }
+
   private String resolveUserId(
       AssistantQueryRequest request,
       HttpServletRequest httpRequest

src/test/java/com/company/agentfoundation/assistant/api/AssistantApiControllerTest.java

@@ -162,6 +162,24 @@ class AssistantApiControllerTest {
         .andExpect(jsonPath("$.content").value(org.hamcrest.Matchers.containsString("UserID")));
   }
 
+  @Test
+  void sportsVenueApiRemovesUnsupportedWecomFontTags() throws Exception {
+    SemanticDispatchService semantic = mock(SemanticDispatchService.class);
+    when(semantic.dispatchWithAttachments("tester", "daily report"))
+        .thenReturn(new SemanticDispatchResult(
+            "new: <font color=\"info\">35</font>\n"
+                + "warning: <font color=\"warning\">low rate</font>",
+            List.of()));
+    MockMvc mvc = mvc(mock(CozeWorkflowService.class), semantic, new AssistantFileStore());
+
+    mvc.perform(post("/api/assistant/sports-venue/query")
+            .header("X-WeCom-UserId", "tester")
+            .contentType(MediaType.APPLICATION_JSON)
+            .content("{\"query\":\"daily report\"}"))
+        .andExpect(status().isOk())
+        .andExpect(jsonPath("$.content").value("new: 35\nwarning: low rate"));
+  }
+
   private MockMvc mvc(
       CozeWorkflowService coze,
       SemanticDispatchService semantic,