feat(medications): 添加药品详情页面和删除功能

新增药品详情页面，支持查看药品信息、编辑备注、切换提醒状态和删除药品
- 创建动态路由页面 /medications/[medicationId].tsx 展示药品详细信息
- 添加语音输入备注功能，支持 iOS 语音识别
- 实现药品删除确认对话框和删除操作
- 优化药品卡片点击跳转详情页面的交互
- 添加删除操作的加载状态和错误处理
- 改进药品管理页面的开关状态显示和加载指示器

app/medications/manage-medications.tsx

@@ -59,7 +59,6 @@ export default function ManageMedicationsScreen() {
   const [activeFilter, setActiveFilter] = useState<FilterType>('all');
   const [pendingMedicationId, setPendingMedicationId] = useState<string | null>(null);
 
-  const updateLoading = loading.update;
   const listLoading = loading.medications && medications.length === 0;
 
   useFocusEffect(
@@ -116,7 +115,7 @@ export default function ManageMedicationsScreen() {
   );
 
   // 创建独立的药品卡片组件，使用 React.memo 优化渲染
-  const MedicationCard = React.memo(({ medication }: { medication: Medication }) => {
+  const MedicationCard = React.memo(({ medication, onPress }: { medication: Medication; onPress: () => void }) => {
     const dosageLabel = `${medication.dosageValue} ${medication.dosageUnit || ''} ${FORM_LABELS[medication.form] ?? ''}`.trim();
     const frequencyLabel = `${medication.repeatPattern === 'daily' ? '每日' : medication.repeatPattern === 'weekly' ? '每周' : '自定义'} | ${dosageLabel}`;
     const startDateLabel = dayjs(medication.startDate).isValid()
@@ -127,7 +126,11 @@ export default function ManageMedicationsScreen() {
       : `${medication.timesPerDay} 次/日`;
 
     return (
-      <View style={[styles.card, { backgroundColor: colors.surface }]}>
+      <TouchableOpacity
+        style={[styles.card, { backgroundColor: colors.surface }]}
+        activeOpacity={0.9}
+        onPress={onPress}
+      >
         <View style={styles.cardInfo}>
           <Image
             source={medication.photoUrl ? { uri: medication.photoUrl } : DEFAULT_IMAGE}
@@ -144,15 +147,24 @@ export default function ManageMedicationsScreen() {
             </ThemedText>
           </View>
         </View>
-        <Switch
-          value={medication.isActive}
-          onValueChange={(value) => handleToggleMedication(medication, value)}
-          disabled={updateLoading || pendingMedicationId === medication.id}
-          trackColor={{ false: '#D9D9D9', true: colors.primary }}
-          thumbColor={medication.isActive ? '#fff' : '#fff'}
-          ios_backgroundColor="#D9D9D9"
-        />
-      </View>
+        <View style={styles.switchContainer}>
+          <Switch
+            value={medication.isActive}
+            onValueChange={(value) => handleToggleMedication(medication, value)}
+            disabled={pendingMedicationId === medication.id}
+            trackColor={{ false: '#D9D9D9', true: colors.primary }}
+            thumbColor={medication.isActive ? '#fff' : '#fff'}
+            ios_backgroundColor="#D9D9D9"
+          />
+          {pendingMedicationId === medication.id && (
+            <ActivityIndicator
+              size="small"
+              color={colors.primary}
+              style={styles.switchLoading}
+            />
+          )}
+        </View>
+      </TouchableOpacity>
     );
   }, (prevProps, nextProps) => {
     // 自定义比较函数，只有当药品的 isActive 状态或 ID 改变时才重新渲染
@@ -166,11 +178,24 @@ export default function ManageMedicationsScreen() {
 
   MedicationCard.displayName = 'MedicationCard';
 
+  const handleOpenMedicationDetails = useCallback((medicationId: string) => {
+    router.push({
+      pathname: '/medications/[medicationId]',
+      params: { medicationId },
+    });
+  }, []);
+
   const renderMedicationCard = useCallback(
     (medication: Medication) => {
-      return <MedicationCard key={medication.id} medication={medication} />;
+      return (
+        <MedicationCard
+          key={medication.id}
+          medication={medication}
+          onPress={() => handleOpenMedicationDetails(medication.id)}
+        />
+      );
     },
-    [handleToggleMedication, pendingMedicationId, updateLoading, colors]
+    [handleToggleMedication, pendingMedicationId, colors, handleOpenMedicationDetails]
   );
 
   return (
@@ -398,4 +423,13 @@ const styles = StyleSheet.create({
     fontSize: 14,
     textAlign: 'center',
   },
+  switchContainer: {
+    alignItems: 'center',
+    justifyContent: 'center',
+    position: 'relative',
+  },
+  switchLoading: {
+    position: 'absolute',
+    marginLeft: 30, // 确保加载指示器显示在开关旁边
+  },
 });