fix

Web/src/views/BudgetView.vue

@@ -180,7 +180,6 @@
                       type="primary"
                       @click.stop="handleSavingsNav(budget, -1)"
                     >
-                      {{ budget.type === BudgetPeriodType.Year ? '上一年' : '上一月' }}
                     </van-button>
                     <span class="current-date-label">
                       {{ getSavingsDateLabel(budget) }}
@@ -191,9 +190,9 @@
                       plain 
                       type="primary"
                       icon-position="right"
+                      :disabled="disabledSavingsNextNav(budget)"
                       @click.stop="handleSavingsNav(budget, 1)"
                     >
-                      {{ budget.type === BudgetPeriodType.Year ? '下一年' : '下一月' }}
                     </van-button>
                   </div>
                 </template>
@@ -613,6 +612,17 @@ const handleSavingsNav = async (budget, offset) => {
     showToast('切换日期失败')
   }
 }
+
+const disabledSavingsNextNav = (budget) => {
+  if (!budget.periodStart) return true
+  const date = new Date(budget.periodStart)
+  const now = new Date()
+  if (budget.type === BudgetPeriodType.Year) {
+    return date.getFullYear() === now.getFullYear()
+  } else {
+    return date.getFullYear() === now.getFullYear() && date.getMonth() === now.getMonth()
+  }
+}
 </script>
 
 <style scoped>
@@ -622,7 +632,7 @@ const handleSavingsNav = async (budget, offset) => {
   align-items: center;
   margin-top: 12px;
   padding-top: 12px;
-  border-top: 1px dashed var(--van-gray-3);
+  border-top: 1px solid var(--van-border-color);
 }
 
 .current-date-label {