From 78782425963c205a7a57d1ae72509068f9a79333 Mon Sep 17 00:00:00 2001
From: cat_shark <1716967236@qq.com>
Date: Thu, 18 Jun 2026 00:09:52 +0800
Subject: [PATCH] =?UTF-8?q?feat:=20=E5=AD=A6=E4=B9=A0=E9=A1=B5=E5=B1=95?=
 =?UTF-8?q?=E7=A4=BA=E4=BB=BB=E5=8A=A1=E5=AD=A6=E4=B9=A0=E7=BB=9F=E8=AE=A1?=
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---
 src/components/Study.vue | 127 ++++++++++++++++++++++++++++++++++++++-
 1 file changed, 125 insertions(+), 2 deletions(-)

diff --git a/src/components/Study.vue b/src/components/Study.vue
index f8c7f32..1f67765 100644
--- a/src/components/Study.vue
+++ b/src/components/Study.vue
@@ -1,5 +1,5 @@
 <script setup lang="ts">
-import { computed, onMounted, ref } from "vue";
+import { computed, onMounted, ref, watch } from "vue";
 import request from "@/utils/request";
 import router from "@/router";
 import { ElMessage } from "element-plus";
@@ -12,6 +12,15 @@ interface TaskItem {
   priority: number | string;
   taskNum: string;
   taskId: number;
+  reportCount: number;
+  fragmentCount: number;
+  effectiveTime: number;
+  statsLoaded: boolean;
+  sessionCount: number;
+  todayEffectiveTime: number;
+  weekEffectiveTime: number;
+  avgEffectiveTime: number;
+  avgEffectivenessRatio: number;
 }
 
 const tasks = ref<TaskItem[]>([]);
@@ -22,9 +31,40 @@ const selectedTask = computed(() =>
   tasks.value.find((item) => item.taskId === selectedTaskId.value) || null
 );
 
+const formatEffectiveTime = (seconds: number): string => {
+  if (!seconds || seconds <= 0) return "0分钟";
+  const hours = Math.floor(seconds / 3600);
+  const minutes = Math.floor((seconds % 3600) / 60);
+  if (hours > 0) return `${hours}小时${minutes}分钟`;
+  return `${minutes}分钟`;
+};
+
+async function loadTaskStats(taskNum: string) {
+  const task = tasks.value.find(t => t.taskNum === taskNum);
+  if (!task || task.statsLoaded) return;
+
+  try {
+    const res = await request.get(`/review/tasks/${taskNum}`);
+    if (res?.data) {
+      task.reportCount = res.data.reportCount ?? 0;
+      task.fragmentCount = res.data.fragmentCount ?? 0;
+      task.effectiveTime = res.data.effectiveTime ?? 0;
+      task.sessionCount = res.data.sessionCount ?? 0;
+      task.todayEffectiveTime = res.data.todayEffectiveTime ?? 0;
+      task.weekEffectiveTime = res.data.weekEffectiveTime ?? 0;
+      task.avgEffectiveTime = res.data.avgEffectiveTime ?? 0;
+      task.avgEffectivenessRatio = res.data.avgEffectivenessRatio ?? 0;
+      task.statsLoaded = true;
+    }
+  } catch {
+    // 静默处理，不影响主流程
+  }
+}
+
 const fetchTasks = async () => {
   loading.value = true;
   try {
+    const previousSelectedTaskId = selectedTaskId.value;
     const res = await request.get("/tasks", { pageSize: 100, pageNum: 1 });
     tasks.value = (res?.data?.records || []).map((record: any) => ({
       title: record.taskName,
@@ -34,8 +74,23 @@ const fetchTasks = async () => {
       priority: Number.isFinite(record.taskPriority) ? Math.round(record.taskPriority) : "-",
       taskNum: record.taskNum,
       taskId: record.id,
+      reportCount: 0,
+      fragmentCount: 0,
+      effectiveTime: 0,
+      statsLoaded: false,
+      sessionCount: 0,
+      todayEffectiveTime: 0,
+      weekEffectiveTime: 0,
+      avgEffectiveTime: 0,
+      avgEffectivenessRatio: 0,
     }));
-    selectedTaskId.value = tasks.value[0]?.taskId ?? null;
+    const targetTask = tasks.value.find(item => item.taskId === previousSelectedTaskId) || tasks.value[0];
+    const nextSelectedTaskId = targetTask?.taskId ?? null;
+    const shouldLoadStats = nextSelectedTaskId === selectedTaskId.value;
+    selectedTaskId.value = nextSelectedTaskId;
+    if (targetTask && shouldLoadStats) {
+      await loadTaskStats(targetTask.taskNum);
+    }
   } catch (error: any) {
     tasks.value = [];
     selectedTaskId.value = null;
@@ -45,6 +100,13 @@ const fetchTasks = async () => {
   }
 };
 
+watch(selectedTaskId, (newId) => {
+  const task = tasks.value.find(t => t.taskId === newId);
+  if (task) {
+    loadTaskStats(task.taskNum);
+  }
+});
+
 const startTask = () => {
   if (!selectedTask.value) {
     ElMessage.warning("请先选择一个任务");
@@ -128,6 +190,44 @@ onMounted(() => {
               </el-link>
               <p v-else class="empty-text">暂未填写材料地址</p>
             </div>
+
+            <div class="detail-block" v-if="selectedTask.statsLoaded">
+              <p class="label">学习统计</p>
+              <div class="stats-grid">
+                <div class="stat-item">
+                  <span class="stat-label">学习次数</span>
+                  <span class="stat-value">{{ selectedTask.sessionCount }} 次</span>
+                </div>
+                <div class="stat-item">
+                  <span class="stat-label">今日有效学习</span>
+                  <span class="stat-value">{{ formatEffectiveTime(selectedTask.todayEffectiveTime) }}</span>
+                </div>
+                <div class="stat-item">
+                  <span class="stat-label">本周有效学习</span>
+                  <span class="stat-value">{{ formatEffectiveTime(selectedTask.weekEffectiveTime) }}</span>
+                </div>
+                <div class="stat-item">
+                  <span class="stat-label">累计有效学习</span>
+                  <span class="stat-value">{{ formatEffectiveTime(selectedTask.effectiveTime) }}</span>
+                </div>
+                <div class="stat-item">
+                  <span class="stat-label">平均学习时长</span>
+                  <span class="stat-value">{{ formatEffectiveTime(selectedTask.avgEffectiveTime) }}</span>
+                </div>
+                <div class="stat-item">
+                  <span class="stat-label">平均有效时间比</span>
+                  <span class="stat-value">{{ (selectedTask.avgEffectivenessRatio * 100).toFixed(1) }}%</span>
+                </div>
+                <div class="stat-item">
+                  <span class="stat-label">学习报告</span>
+                  <span class="stat-value">{{ selectedTask.reportCount }} 篇</span>
+                </div>
+                <div class="stat-item">
+                  <span class="stat-label">学习残片</span>
+                  <span class="stat-value">{{ selectedTask.fragmentCount }} 条</span>
+                </div>
+              </div>
+            </div>
           </template>
           <el-empty v-else description="暂无任务，请先创建任务" />
         </article>
@@ -241,6 +341,29 @@ onMounted(() => {
   color: var(--text-secondary);
 }
 
+.stats-grid {
+  display: grid;
+  grid-template-columns: repeat(2, 1fr);
+  gap: 12px;
+}
+
+.stat-item {
+  display: flex;
+  flex-direction: column;
+  gap: 4px;
+}
+
+.stat-label {
+  font-size: 12px;
+  color: var(--text-secondary);
+}
+
+.stat-value {
+  font-size: 14px;
+  font-weight: 600;
+  color: var(--text-primary);
+}
+
 .action-card {
   padding: 16px;
   display: flex;