fix(mobile): drive learning search from assignments

mobile-uni/src/pages/user/cases/index.vue

@@ -1,7 +1,19 @@
 <template>
   <view class="page cases-page">
-    <text class="page-title">案例素材</text>
-    <text class="page-subtitle">把一线语音整理成可复用培训案例。上传后依次完成 ASR、AI 整理和入库。</text>
+    <view class="subpage-header">
+      <button
+        class="subpage-back-button"
+        aria-label="返回今日"
+        title="返回今日"
+        @click="navigateBackToToday"
+      >
+        ←
+      </button>
+      <view class="subpage-heading">
+        <text class="page-title">案例素材</text>
+        <text class="page-subtitle">把一线语音整理成可复用培训案例。上传后依次完成 ASR、AI 整理和入库。</text>
+      </view>
+    </view>
 
     <view v-if="message" class="status-message">{{ message }}</view>
 
@@ -85,7 +97,7 @@ import { onShow } from '@dcloudio/uni-app';
 import type { CaseCurateResponse, CaseOrganizeResponse, CaseRecord, CaseSelectedFile, CaseUploadResponse } from '@/types/api';
 import { chooseCaseAudio, curateCase, getCaseRecords, organizeCase, uploadCaseAudio } from '@/services/case';
 import { isLoggedIn, rememberLoginRedirect } from '@/services/auth';
-import { resetPageScroll } from '@/services/navigation';
+import { navigateBackToToday, resetPageScroll } from '@/services/navigation';
 import { ensureEmployeePosition } from '@/services/position';
 
 const loggedIn = ref(false);

mobile-uni/src/pages/user/learning/index.vue

@@ -1,8 +1,18 @@
 <template>
   <view class="page learning-page">
-    <view class="learning-head">
-      <text class="page-title">学</text>
-      <text class="page-subtitle">按你的岗位读取今日任务、SOP 依据和训练前预习卡。</text>
+    <view class="subpage-header">
+      <button
+        class="subpage-back-button"
+        aria-label="返回今日"
+        title="返回今日"
+        @click="navigateBackToToday"
+      >
+        ←
+      </button>
+      <view class="subpage-heading">
+        <text class="page-title">学</text>
+        <text class="page-subtitle">按你的岗位读取今日任务、SOP 依据和训练前预习卡。</text>
+      </view>
     </view>
 
     <view v-if="message" class="status-message">{{ message }}</view>
@@ -18,11 +28,11 @@
     <view v-if="loggedIn" class="learning-summary">
       <view class="summary-item">
         <text class="summary-value">{{ pendingCount }}</text>
-        <text class="summary-label">待学习</text>
+        <text class="summary-label">待完成</text>
       </view>
       <view class="summary-item">
         <text class="summary-value">{{ completedCount }}</text>
-        <text class="summary-label">已完成</text>
+        <text class="summary-label">今日完成</text>
       </view>
       <view class="summary-item">
         <text class="summary-value">{{ referenceCount }}</text>
@@ -32,7 +42,7 @@
 
     <view v-if="loggedIn" class="panel">
       <view class="panel-head">
-        <text class="panel-title">今日学习</text>
+        <text class="panel-title">今日任务</text>
         <button class="ghost-button compact-button" :disabled="assignmentLoading" @click="loadAssignments">
           {{ assignmentLoading ? '刷新中' : '刷新' }}
         </button>
@@ -55,7 +65,7 @@
           </button>
         </view>
       </view>
-      <view v-else class="empty">暂无今日学习任务</view>
+      <view v-else class="empty">暂无今日任务</view>
     </view>
 
     <view v-if="loggedIn" class="panel">
@@ -140,7 +150,8 @@ import type {
 import { getPracticeAssignments, getPracticePrepCard } from '@/services/practice';
 import { searchKnowledge } from '@/services/knowledge';
 import { getSelectedPositionProfile, isLoggedIn, rememberLoginRedirect } from '@/services/auth';
-import { resetPageScroll } from '@/services/navigation';
+import { buildLearningTopics, selectLearningTopic } from '@/services/learning';
+import { navigateBackToToday, resetPageScroll } from '@/services/navigation';
 import { ensureEmployeePosition } from '@/services/position';
 
 const defaultScenarioId = 'complaint-water';
@@ -158,13 +169,12 @@ const prepLoading = ref(false);
 const knowledgeLoading = ref(false);
 const positionProfile = ref(getSelectedPositionProfile());
 
-const topics = computed(() => {
-  const profile = positionProfile.value;
-  return [
-    `${profile.value} 岗前 SOP`,
-    ...profile.quickQuestions
-  ];
-});
+const defaultTopic = computed(() => `${positionProfile.value.value} 岗前 SOP`);
+const topics = computed(() => buildLearningTopics(
+  assignments.value,
+  defaultTopic.value,
+  positionProfile.value.quickQuestions
+));
 
 const pendingCount = computed(() => assignments.value.filter((item) => item.status !== '已完成').length);
 const completedCount = computed(() => assignments.value.filter((item) => item.status === '已完成').length);
@@ -218,6 +228,7 @@ const loadAssignments = async () => {
   try {
     assignments.value = await getPracticeAssignments(true);
   } catch (error) {
+    assignments.value = [];
     handleRequestError(error, '学习任务加载失败');
   } finally {
     assignmentLoading.value = false;
@@ -264,12 +275,12 @@ const loadPage = async () => {
     return;
   }
   refreshAuthState();
-  activeTopic.value = topics.value[0] || activeTopic.value;
+  await loadAssignments();
+  activeTopic.value = selectLearningTopic(assignments.value, defaultTopic.value);
   await Promise.all([
-    loadAssignments(),
-    loadKnowledge(activeTopic.value)
+    loadKnowledge(activeTopic.value),
+    loadPrepCard()
   ]);
-  await loadPrepCard();
 };
 
 const goLogin = () => {
@@ -309,10 +320,6 @@ onShow(() => {
   padding-bottom: 42px;
 }
 
-.learning-head {
-  padding-top: 4px;
-}
-
 .login-panel {
   display: flex;
   gap: 14px;

mobile-uni/src/services/learning.ts

@@ -0,0 +1,44 @@
+export interface LearningTopicAssignment {
+  source?: string | null;
+  status?: string | null;
+  scenarioName?: string | null;
+}
+
+const normalized = (value?: string | null) => value?.trim() || '';
+
+export const selectLearningTopic = (
+  assignments: readonly LearningTopicAssignment[],
+  fallbackTopic: string
+) => {
+  const scenarioAssignments = assignments.filter((item) =>
+    normalized(item.source) !== 'daily' && Boolean(normalized(item.scenarioName))
+  );
+  const selected = scenarioAssignments.find((item) => normalized(item.status) !== '已完成')
+    || scenarioAssignments[0];
+
+  return normalized(selected?.scenarioName) || fallbackTopic;
+};
+
+export const buildLearningTopics = (
+  assignments: readonly LearningTopicAssignment[],
+  fallbackTopic: string,
+  quickQuestions: readonly string[]
+) => {
+  const values = [
+    fallbackTopic,
+    ...assignments
+      .filter((item) => normalized(item.source) !== 'daily')
+      .map((item) => normalized(item.scenarioName)),
+    ...quickQuestions
+  ];
+  const topics: string[] = [];
+
+  values.forEach((value) => {
+    const topic = normalized(value);
+    if (topic && !topics.includes(topic)) {
+      topics.push(topic);
+    }
+  });
+
+  return topics;
+};

mobile-uni/src/services/navigation.ts

@@ -13,3 +13,18 @@ export const resetPageScroll = () => {
   setTimeout(scrollTop, 80);
   setTimeout(scrollTop, 240);
 };
+
+const switchToToday = () => {
+  uni.switchTab({ url: '/pages/user/today/index' });
+};
+
+export const navigateBackToToday = () => {
+  if (getCurrentPages().length <= 1) {
+    switchToToday();
+    return;
+  }
+  uni.navigateBack({
+    delta: 1,
+    fail: switchToToday
+  });
+};

mobile-uni/src/styles/base.css

@@ -49,6 +49,36 @@ button::after {
   color: #64748b;
 }
 
+.subpage-header {
+  display: flex;
+  gap: 12px;
+  align-items: flex-start;
+}
+
+.subpage-heading {
+  flex: 1;
+  min-width: 0;
+}
+
+.subpage-back-button {
+  display: flex;
+  flex: 0 0 44px;
+  width: 44px;
+  min-width: 44px;
+  height: 44px;
+  min-height: 44px;
+  align-items: center;
+  justify-content: center;
+  padding: 0;
+  border: 1px solid #e2e8f0;
+  border-radius: 8px;
+  background: #ffffff;
+  color: #1e293b;
+  font-size: 24px;
+  font-weight: 700;
+  line-height: 1;
+}
+
 .panel {
   margin-top: 16px;
   padding: 18px;