diff --git a/src/main/resources/app2/src/services/studentDrinkStatsService.js b/src/main/resources/app2/src/services/studentDrinkStatsService.js
new file mode 100644
index 0000000..027be23
--- /dev/null
+++ b/src/main/resources/app2/src/services/studentDrinkStatsService.js
@@ -0,0 +1,49 @@
+// src/services/studentDrinkStatsService.js
+import apiClient from '@/services/api'
+
+export const studentDrinkStatsService = {
+  /**
+   * 获取今日饮水统计
+   */
+  async getTodayStats(studentId) {
+    try {
+      const response = await apiClient.post('/api/student/drink-stats/today', {
+        studentId: studentId
+      })
+      return response.data
+    } catch (error) {
+      console.error('获取今日饮水统计失败:', error)
+      throw error
+    }
+  },
+
+  /**
+   * 获取本周饮水统计
+   */
+  async getThisWeekStats(studentId) {
+    try {
+      const response = await apiClient.post('/api/student/drink-stats/this-week', {
+        studentId: studentId
+      })
+      return response.data
+    } catch (error) {
+      console.error('获取本周饮水统计失败:', error)
+      throw error
+    }
+  },
+
+  /**
+   * 获取本月饮水统计
+   */
+  async getThisMonthStats(studentId) {
+    try {
+      const response = await apiClient.post('/api/student/drink-stats/this-month', {
+        studentId: studentId
+      })
+      return response.data
+    } catch (error) {
+      console.error('获取本月饮水统计失败:', error)
+      throw error
+    }
+  }
+}
diff --git a/src/main/resources/app2/src/views/ProfilePage.vue b/src/main/resources/app2/src/views/ProfilePage.vue
index 0669cfb..29fb07e 100644
--- a/src/main/resources/app2/src/views/ProfilePage.vue
+++ b/src/main/resources/app2/src/views/ProfilePage.vue
@@ -39,18 +39,36 @@
       <div class="stats-section">
         <div class="stats-cards">
           <div class="stat-card">
-            <div class="stat-value">{{ userStats.days }}</div>
-            <div class="stat-label">累计用水天数</div>
+            <div class="stat-value">{{ userStats.totalConsumption }}ml</div>
+            <div class="stat-label">累计饮水量</div>
           </div>
           <div class="stat-card">
-            <div class="stat-value">{{ userStats.todayWater }}</div>
-            <div class="stat-label">今日饮水量</div>
+            <div class="stat-value">{{ userStats.drinkCount }}</div>
+            <div class="stat-label">饮水次数</div>
+          </div>
+        </div>
+
+        <div class="stats-cards">
+          <div class="stat-card">
+            <div class="stat-value">{{ userStats.avgDaily }}ml</div>
+            <div class="stat-label">日均饮水量</div>
+          </div>
+          <div class="stat-card">
+            <div class="stat-value">{{ userStats.days }}天</div>
+            <div class="stat-label">饮水天数</div>
           </div>
         </div>
       </div>
 
       <!-- 时间切换 -->
       <div class="time-switch">
+        <div
+            class="time-option"
+            :class="{ active: selectedPeriod === 'today' }"
+            @click="selectPeriod('today')"
+        >
+          今日
+        </div>
         <div
             class="time-option"
             :class="{ active: selectedPeriod === 'week' }"
@@ -81,10 +99,10 @@
             <div class="chart-axis">
               <!-- Y轴 -->
               <div class="y-axis">
-                <div class="y-label">800ml</div>
-                <div class="y-label">600ml</div>
-                <div class="y-label">400ml</div>
-                <div class="y-label">200ml</div>
+                <div class="y-label">{{ maxChartValue }}ml</div>
+                <div class="y-label">{{ Math.round(maxChartValue * 0.75) }}ml</div>
+                <div class="y-label">{{ Math.round(maxChartValue * 0.5) }}ml</div>
+                <div class="y-label">{{ Math.round(maxChartValue * 0.25) }}ml</div>
                 <div class="y-label">0ml</div>
               </div>
 
@@ -97,7 +115,7 @@
                 >
                   <div
                       class="bar"
-                      :style="{ height: item.value + 'px' }"
+                      :style="{ height: calculateBarHeight(item.value) + 'px' }"
                       :class="{ active: item.active }"
                   >
                     <div class="bar-value">{{ item.value }}ml</div>
@@ -110,6 +128,26 @@
         </div>
       </div>
 
+      <!-- 每日详情 -->
+      <div class="daily-details-section">
+        <div class="section-title">每日详情</div>
+        <div class="daily-details-list">
+          <div
+            v-for="detail in dailyDetails"
+            :key="detail.date"
+            class="daily-detail-item"
+          >
+            <div class="detail-date">{{ formatDate(detail.date) }}</div>
+            <div class="detail-consumption">{{ detail.consumption }}ml</div>
+            <div class="detail-count">{{ detail.count }}次</div>
+          </div>
+
+          <div v-if="dailyDetails.length === 0" class="no-data">
+            暂无饮水记录
+          </div>
+        </div>
+      </div>
+
       <!-- 功能按钮 -->
       <div class="action-section">
         <button class="action-btn history-btn" @click="goToHistory">
@@ -152,10 +190,10 @@
 </template>
 
 <script setup>
-// 在 ProfilePage.vue 的 script setup 部分
 import { ref, reactive, onMounted } from 'vue'
 import { useRouter } from 'vue-router'
 import { useUserStore } from '@/stores/user'
+import { studentDrinkStatsService } from '@/services/studentDrinkStatsService'
 
 const router = useRouter()
 const userStore = useUserStore()
@@ -169,46 +207,129 @@ const userInfo = reactive({
   class: '软件2301班'
 })
 
-
-// 用户统计
+// 饮水量统计数据
 const userStats = reactive({
-  days: '26天',
-  todayWater: '500ml'
+  totalConsumption: 0,
+  drinkCount: 0,
+  avgDaily: 0,
+  days: 0,
+  timeRange: '',
+  timeDimension: ''
 })
 
+// 每日详情
+const dailyDetails = ref([])
+
 // 图表数据
-const selectedPeriod = ref('week')
+const selectedPeriod = ref('today')
 const showChart = ref(false)
 const chartData = ref([])
+const maxChartValue = ref(0)
+
+// 获取饮水统计
+const fetchDrinkStats = async (period) => {
+  try {
+    let response
+    const studentId = userStore.studentId
+
+    if (!studentId) {
+      console.error('未获取到学生ID')
+      return
+    }
+
+    // 根据选择的时间段调用不同的接口
+    if (period === 'today') {
+      response = await studentDrinkStatsService.getTodayStats(studentId)
+    } else if (period === 'week') {
+      response = await studentDrinkStatsService.getThisWeekStats(studentId)
+    } else if (period === 'month') {
+      response = await studentDrinkStatsService.getThisMonthStats(studentId)
+    }
+
+    if (response.code === 200) {
+      const data = response.data
+
+      // 更新统计信息
+      userStats.totalConsumption = data.totalConsumption
+      userStats.drinkCount = data.drinkCount
+      userStats.avgDaily = data.avgDailyConsumption
+      userStats.days = data.dailyDetails.length
+      userStats.timeRange = data.timeRange
+      userStats.timeDimension = data.timeDimension
+
+      // 更新每日详情
+      dailyDetails.value = data.dailyDetails || []
+
+      // 更新图表数据
+      updateChartData(data.dailyDetails, period)
+    } else {
+      console.error('获取饮水统计失败:', response.message)
+    }
+  } catch (error) {
+    console.error('获取饮水统计异常:', error)
+  }
+}
 
-// 初始化图表数据
-const initChartData = () => {
-  if (selectedPeriod.value === 'week') {
-    // 本周数据
-    chartData.value = [
-      { label: '周一', value: 450, active: false },
-      { label: '周二', value: 620, active: false },
-      { label: '周三', value: 380, active: false },
-      { label: '周四', value: 540, active: true },
-      { label: '周五', value: 280, active: false },
-      { label: '周六', value: 720, active: false },
-      { label: '周日', value: 400, active: false }
-    ]
+// 更新图表数据
+const updateChartData = (details, period) => {
+  if (!details || details.length === 0) {
+    chartData.value = []
+    maxChartValue.value = 0
+    return
+  }
+
+  // 计算最大值用于Y轴
+  const values = details.map(item => item.consumption)
+  maxChartValue.value = Math.max(...values, 100) // 最小值设为100
+
+  // 根据时间段格式化数据
+  if (period === 'today') {
+    // 今日模式 - 显示最近几天的数据
+    chartData.value = details.map((item, index) => ({
+      label: formatDate(item.date).split('-').slice(1).join('/'),
+      value: item.consumption,
+      active: index === details.length - 1 // 最后一个为当前日期
+    }))
   } else {
-    // 本月数据（简化版，只显示4周）
-    chartData.value = [
-      { label: '第1周', value: 1800, active: false },
-      { label: '第2周', value: 2200, active: false },
-      { label: '第3周', value: 2500, active: true },
-      { label: '第4周', value: 800, active: false }
-    ]
+    // 本周/本月模式 - 显示所有日期数据
+    chartData.value = details.map((item, index) => ({
+      label: formatDate(item.date).split('-').slice(1).join('/'),
+      value: item.consumption,
+      active: index === details.length - 1 // 最后一个为当前日期
+    }))
+  }
+}
+
+// 计算柱状图高度
+const calculateBarHeight = (value) => {
+  if (maxChartValue.value === 0) return 0
+  // 设置最大高度为120px，根据数值比例计算
+  return (value / maxChartValue.value) * 120
+}
+
+// 格式化日期
+const formatDate = (dateString) => {
+  if (!dateString) return ''
+  // 如果是YYYY-MM-DD格式，直接返回
+  if (dateString.includes('-')) {
+    return dateString
   }
+  // 如果是其他格式，转换为YYYY-MM-DD
+  return dateString
 }
 
 // 选择时间段
-const selectPeriod = (period) => {
+const selectPeriod = async (period) => {
   selectedPeriod.value = period
-  initChartData()
+  showChart.value = false
+
+  // 获取对应时间段的统计信息
+  await fetchDrinkStats(period)
+
+  // 模拟加载效果
+  setTimeout(() => {
+    showChart.value = true
+  }, 300)
 }
 
 // 跳转到历史记录
@@ -232,7 +353,6 @@ const handleLogout = () => {
   }
 }
 
-
 // 页面跳转
 const goToPage = (page) => {
   switch(page) {
@@ -248,7 +368,7 @@ const goToPage = (page) => {
   }
 }
 
-onMounted(() => {
+onMounted(async () => {
   // 从用户状态获取信息
   if (userStore.isLoggedIn) {
     userInfo.studentId = userStore.studentId
@@ -256,10 +376,10 @@ onMounted(() => {
     userInfo.lastName = userStore.username.charAt(0)
   }
 
-  // 初始化图表数据
-  initChartData()
+  // 获取今日饮水统计
+  await fetchDrinkStats('today')
 
-  // 模拟图表加载
+  // 显示图表
   setTimeout(() => {
     showChart.value = true
   }, 500)
@@ -379,6 +499,7 @@ onMounted(() => {
   display: grid;
   grid-template-columns: repeat(2, 1fr);
   gap: 12px;
+  margin-bottom: 12px;
 }
 
 .stat-card {
@@ -546,12 +667,74 @@ onMounted(() => {
   white-space: nowrap;
 }
 
+
 .bar-label {
   font-size: 10px;
   color: #666;
   margin-top: 4px;
 }
 
+/* 每日详情区域 */
+.daily-details-section {
+  background: white;
+  border-radius: 16px;
+  padding: 20px;
+  margin-bottom: 20px;
+  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.05);
+}
+
+.daily-details-section .section-title {
+  font-size: 14px;
+  font-weight: 600;
+  color: #333;
+  margin-bottom: 16px;
+  padding-left: 4px;
+  border-left: 4px solid #1890ff;
+}
+
+.daily-details-list {
+  display: flex;
+  flex-direction: column;
+  gap: 12px;
+}
+
+.daily-detail-item {
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+  padding: 12px;
+  background: #f8f9fa;
+  border-radius: 8px;
+  border: 1px solid #e8e8e8;
+}
+
+.detail-date {
+  font-size: 14px;
+  color: #333;
+  font-weight: 500;
+}
+
+.detail-consumption {
+  font-size: 14px;
+  color: #1890ff;
+  font-weight: 600;
+}
+
+.detail-count {
+  font-size: 12px;
+  color: #666;
+  background: #e8f4fc;
+  padding: 4px 8px;
+  border-radius: 10px;
+}
+
+.no-data {
+  text-align: center;
+  padding: 20px;
+  color: #999;
+  font-size: 14px;
+}
+
 /* 功能按钮区域 */
 .action-section {
   display: flex;
@@ -676,4 +859,4 @@ onMounted(() => {
     width: 25px;
   }
 }
-</style>
\ No newline at end of file
+</style>
diff --git a/src/main/resources/app2/src/views/ScanPage.vue b/src/main/resources/app2/src/views/ScanPage.vue
index 4068195..d054083 100644
--- a/src/main/resources/app2/src/views/ScanPage.vue
+++ b/src/main/resources/app2/src/views/ScanPage.vue
@@ -430,7 +430,34 @@ const startWaterProcess = async () => {
   progress.value = 0
   remainingTime.value = Math.ceil(selectedAmount.value / 50)
 
-  // 模拟取水进度
+  // 先调用一次API，并保存结果
+  let apiResult = null
+  try {
+    apiResult = await callWaterUsageAPI()
+  } catch (error) {
+    console.error('取水API调用失败:', error)
+    // 立即停止并显示错误
+    isProcessing.value = false
+    showResult(
+        'error',
+        '取水失败',
+        'API调用失败，请重试'
+    )
+    return
+  }
+
+  // 如果API调用失败，立即停止
+  if (!apiResult || apiResult.code !== 200) {
+    isProcessing.value = false
+    showResult(
+        'error',
+        '取水失败',
+        apiResult?.message || '取水操作失败'
+    )
+    return
+  }
+
+  // API调用成功后，开始模拟进度
   const interval = setInterval(() => {
     progress.value += 5
     if (remainingTime.value > 0) {
@@ -442,13 +469,13 @@ const startWaterProcess = async () => {
       completeWaterProcess()
     }
   }, 200)
-
-  // 调用后端API
-  await callWaterUsageAPI()
 }
 
 // 调用后端取水API
 const callWaterUsageAPI = async () => {
+  // 添加调用计数，用于调试
+  console.log('调用取水API，水量:', selectedAmount.value)
+
   try {
     const result = await deviceService.scanToDrink(
         deviceInfo.value.id,
@@ -457,6 +484,8 @@ const callWaterUsageAPI = async () => {
     )
 
     if (result.code === 200) {
+      // 只在API成功时记录历史
+      console.log('API调用成功，记录历史')
       recordWaterHistory(result.data)
       return result
     } else {
@@ -473,32 +502,18 @@ const callWaterUsageAPI = async () => {
 const completeWaterProcess = async () => {
   isProcessing.value = false
 
-  const apiResult = await callWaterUsageAPI()
 
-  if (apiResult.code === 200) {
-    showResult(
-        'success',
-        '取水成功',
-        `您已成功取水 ${selectedAmount.value}ml`
-    )
+  showResult(
+      'success',
+      '取水成功',
+      `您已成功取水 ${selectedAmount.value}ml`
+  )
 
-    recordWaterHistory({
-      deviceName: deviceInfo.value.name,
-      deviceId: deviceInfo.value.id,
-      amount: selectedAmount.value
-    })
 
-    setTimeout(() => {
-      resetScan()
-      showResultDialog.value = false
-    }, 2000)
-  } else {
-    showResult(
-        'error',
-        '取水失败',
-        apiResult.message || '取水操作失败，请重试'
-    )
-  }
+  setTimeout(() => {
+    resetScan()
+    showResultDialog.value = false
+  }, 2000)
 }
 
 // 显示结果
@@ -516,6 +531,7 @@ const closeResultDialog = () => {
 }
 
 /// 记录取水历史
+// 记录取水历史
 const recordWaterHistory = (data) => {
   // 只保存当前扫描的设备记录
   if (!deviceInfo.value || !deviceInfo.value.id) {
@@ -527,27 +543,42 @@ const recordWaterHistory = (data) => {
     id: Date.now(),
     date: '今日',
     deviceName: deviceInfo.value.name || '饮水机',
-    deviceId: deviceInfo.value.id, // 使用当前扫描的terminalID
+    deviceId: deviceInfo.value.id,
     time: new Date().toLocaleTimeString('zh-CN', { hour: '2-digit', minute: '2-digit' }),
     amount: `${selectedAmount.value}ml`,
     timestamp: new Date().toISOString(),
     location: deviceInfo.value.location || ''
   }
 
-  console.log('保存取水历史:', history)
-
-  // 获取现有历史记录
+  // 添加去重机制
   const existingHistory = JSON.parse(localStorage.getItem('waterHistory') || '[]')
 
-  // 过滤掉重复的terminalID记录（只保留最新的）
-  const filteredHistory = existingHistory.filter(record => record.deviceId !== deviceInfo.value.id)
+  // 检查5秒内是否有相同设备的记录
+  const now = new Date()
+  const fiveSecondsAgo = new Date(now.getTime() - 5000) // 5秒前
 
-  // 添加新记录到开头
-  filteredHistory.unshift(history)
+  const duplicateIndex = existingHistory.findIndex(record => {
+    const recordTime = new Date(record.timestamp)
+    return (
+        record.deviceId === deviceInfo.value.id &&
+        recordTime >= fiveSecondsAgo &&
+        recordTime <= now
+    )
+  })
 
-  // 只保存每个设备的最新一条记录
+  if (duplicateIndex !== -1) {
+    // 如果5秒内有重复记录，替换它而不是添加新记录
+    console.log('发现重复记录，替换而不是新增')
+    existingHistory[duplicateIndex] = history
+  } else {
+    // 没有重复记录，正常添加
+    console.log('保存新记录')
+    existingHistory.unshift(history)
+  }
+
+  // 过滤掉重复的terminalID记录（只保留最新的）
   const deviceRecords = {}
-  const finalHistory = filteredHistory.filter(record => {
+  const finalHistory = existingHistory.filter(record => {
     if (!deviceRecords[record.deviceId]) {
       deviceRecords[record.deviceId] = true
       return true
@@ -556,7 +587,7 @@ const recordWaterHistory = (data) => {
   })
 
   // 限制总记录数
-  const limitedHistory = finalHistory.slice(0, 20) // 最多保存20条
+  const limitedHistory = finalHistory.slice(0, 20)
 
   localStorage.setItem('waterHistory', JSON.stringify(limitedHistory))
   console.log('更新后的历史记录:', limitedHistory)