feat: align agent preview user context

ai_knowledge_base_v2/apps/admin-web/src/components/AgentManagementView.vue

@@ -3,7 +3,7 @@ import { ElMessage, ElMessageBox } from "element-plus";
 import { computed, nextTick, onMounted, reactive, ref, watch } from "vue";
 
 import { api, streamDebugAgent } from "../services/api";
-import type { AgentRuntimeConfig, KnowledgeItem, ModelItem, PromptDetail, PromptHistoryItem } from "../types/api";
+import type { AdminUser, AgentRuntimeConfig, KnowledgeItem, ModelItem, PromptDetail, PromptHistoryItem } from "../types/api";
 import AgentGenerationParameters from "./AgentGenerationParameters.vue";
 import AgentResponseDepthControl from "./AgentResponseDepthControl.vue";
 import AdminPagination from "./AdminPagination.vue";
@@ -25,6 +25,8 @@ const promptContent = ref("");
 const savedPromptContent = ref("");
 const models = ref<ModelItem[]>([]);
 const knowledge = ref<KnowledgeItem[]>([]);
+const debugUsers = ref<AdminUser[]>([]);
+const debugUserLoading = ref(false);
 const history = ref<PromptHistoryItem[]>([]);
 const historyPager = reactive({ page: 1, pageSize: 10, total: 0 });
 const historyDetailOpen = ref(false);
@@ -43,6 +45,7 @@ const agentPreviewMessages = ref<{
 
 const agentForm = reactive({
   modelId: undefined as number | undefined,
+  userId: undefined as number | undefined,
   knowledgeIds: [] as number[],
   temperature: 0.2 as number | null,
   topP: null as number | null,
@@ -80,6 +83,11 @@ const selectedKnowledgeSummary = computed(() => {
   }
   return `${agentForm.knowledgeIds.length} 个知识库`;
 });
+const selectedDebugUserLabel = computed(() => {
+  if (!agentForm.userId) return "未模拟学员";
+  const user = debugUsers.value.find((item) => item.id === agentForm.userId);
+  return user ? `${user.name || user.nickname || user.phone} · #${user.id}` : `学员 #${agentForm.userId}`;
+});
 
 onMounted(load);
 
@@ -103,6 +111,7 @@ async function load() {
       .filter((item) => item.status === 1 && item.lifecycleStatus === "active")
       .map((item) => item.id);
     if (props.previewKnowledgeId) applyPreviewKnowledge(props.previewKnowledgeId);
+    void searchDebugUsers("");
     await loadHistory();
   } catch (error) {
     ElMessage.error(errorMessage(error, "Agent 配置加载失败"));
@@ -111,6 +120,18 @@ async function load() {
   }
 }
 
+async function searchDebugUsers(keyword: string) {
+  debugUserLoading.value = true;
+  try {
+    const result = await api.users({ keyword, page: 1, pageSize: 20 });
+    debugUsers.value = result.items;
+  } catch {
+    debugUsers.value = [];
+  } finally {
+    debugUserLoading.value = false;
+  }
+}
+
 function applyRuntimeConfig(value: AgentRuntimeConfig) {
   runtimeConfig.value = value;
   Object.assign(runtimeForm, {
@@ -299,6 +320,7 @@ async function debugAgent() {
       {
         promptContent: promptContent.value,
         modelId: agentForm.modelId,
+        userId: agentForm.userId || null,
         knowledgeIds: agentForm.knowledgeIds,
         question,
         history: conversationHistory,
@@ -473,6 +495,25 @@ function errorMessage(error: unknown, fallback: string) {
                 <el-option v-for="model in models" :key="model.id" :label="model.displayName || model.modelName" :value="model.id" />
               </el-select>
             </el-form-item>
+            <el-form-item label="模拟学员（可选）">
+              <el-select
+                v-model="agentForm.userId"
+                clearable
+                filterable
+                remote
+                :remote-method="searchDebugUsers"
+                :loading="debugUserLoading"
+                placeholder="不选择则不注入学员权益和成长档案"
+              >
+                <el-option
+                  v-for="user in debugUsers"
+                  :key="user.id"
+                  :label="`${user.name || user.nickname || user.phone} · ${user.phone} · #${user.id}`"
+                  :value="user.id"
+                />
+              </el-select>
+              <div class="agent-form-help">用于让后台预览加载该学员的权益、主题额度和长期成长档案；不会消耗额度，也不会影响正式会话。</div>
+            </el-form-item>
             <el-form-item label="调试知识库">
               <el-select v-model="agentForm.knowledgeIds" class="debug-knowledge-select" multiple filterable collapse-tags collapse-tags-tooltip :max-collapse-tags="2" popper-class="debug-knowledge-popper" placeholder="默认使用全部已开放知识库">
                 <el-option v-for="item in knowledge" :key="item.id" :label="`${item.name}${item.status === 0 ? ' · 已关闭（仅本次预览）' : ''}`" :value="item.id" />
@@ -546,7 +587,7 @@ function errorMessage(error: unknown, fallback: string) {
 
     <aside class="agent-preview-panel">
       <div class="agent-preview-head">
-        <div><h3>调试预览</h3><small>{{ selectedKnowledgeSummary }}</small></div>
+        <div><h3>调试预览</h3><small>{{ selectedKnowledgeSummary }} · {{ selectedDebugUserLabel }}</small></div>
         <div class="agent-preview-head-actions"><span>{{ selectedModelName }}</span><el-button link :disabled="agentDebugging" @click="clearAgentPreview">清空</el-button></div>
       </div>
       <div ref="agentPreviewChat" class="agent-preview-chat">