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@@ -497,7 +497,7 @@ const handleReIssue = async (item) => {
   if (isReIssueDisabled(item)) return
   openConfirmPopup({
     order: item,
-    content: '开票后30天内仅可重开一次，是否确认重新开票？原发票将作废且无法恢复。',
+    content: '开票后30天内仅可换开一次，是否确认换开？原发票将作废且无法恢复。',
     action: confirmReIssue
   })
 }

@@ -110,18 +110,18 @@
             </view>
             <view class="btn-group">
               <template v-if="isZtxRole">
-                <button :class="{ disabled: isRefundDisabled(item) }" :disabled="isRefundDisabled(item)" class="btn btn-danger" @click.stop="handleRefund(item)">退款</button>
+                <button v-if="canShowRefund(item)" class="btn btn-danger" @click.stop="handleRefund(item)">退款</button>
               </template>
               <template v-else>
-                <button :class="{ disabled: isPayDisabled(item) }" :disabled="isPayDisabled(item)" class="btn btn-pay" @click.stop="handlePay(item)">去支付</button>
-                <button v-if="canShowCancel(item)" :class="{ disabled: isCancelDisabled(item) }" :disabled="isCancelDisabled(item)" class="btn btn-cancel" @click.stop="handleCancel(item)">取消订单</button>
+                <button v-if="canShowPay(item)" class="btn btn-pay" @click.stop="handlePay(item)">去支付</button>
+                <button v-if="canShowCancel(item)" class="btn btn-cancel" @click.stop="handleCancel(item)">取消订单</button>
                 <template v-if="canShowInvoiceApply(item)">
-                  <button :class="{ disabled: isInvoiceDisabled(item) }" :disabled="isInvoiceDisabled(item)" class="btn btn-view-invoice" @click.stop="makeInvoiceFN(item)">申请开票</button>
+                  <button class="btn btn-view-invoice" @click.stop="makeInvoiceFN(item)">申请开票</button>
                 </template>
                 <template v-if="hasInvoice(item)">
                   <button class="btn btn-invoice" @click.stop="viewInvoice(item)">查看发票</button>
                 </template>
-                <button v-if="canShowReIssue(item)" :class="{ disabled: isReIssueDisabled(item) }" :disabled="isReIssueDisabled(item)" class="btn btn-danger" @click.stop="handleReIssue(item)">重新开票</button>
+                <button v-if="canShowReIssue(item)" class="btn btn-danger" @click.stop="handleReIssue(item)">换开</button>
               </template>
             </view>
           </view>
@@ -377,12 +377,13 @@ const isLevelOrder = (item) => ['2', '3', '4'].includes(getRowType(item))
 
 const canShowCancel = (item) => {
   if (isPersonalOrder(item)) {
-    return String(item?.auditStatus) === '9' || String(item?.payStatus) !== '0'
+    return !isCancelDisabled(item)
   }
-  if (isGroupOrder(item)) return String(item?.auditStatus) === '0'
-  return String(item?.auditStatus) === '9'
+  return !isCancelDisabled(item)
 }
 
+const canShowPay = (item) => !isPayDisabled(item)
+
 const isPayDisabled = (item) => {
   if (isPersonalOrder(item) || isLevelOrder(item)) {
     return String(item?.auditStatus) !== '9' || String(item?.payStatus) !== '0'
@@ -401,7 +402,7 @@ const isCancelDisabled = (item) => {
 
 const hasInvoice = (item) => String(item?.invoiceStatus) === '1'
 
-const canShowInvoiceApply = (item) => !hasInvoice(item)
+const canShowInvoiceApply = (item) => !isInvoiceDisabled(item)
 
 const isInvoiceDisabled = (item) => {
   if (hasInvoice(item)) return true
@@ -409,22 +410,24 @@ const isInvoiceDisabled = (item) => {
   return String(item?.payStatus) !== '1' || String(item?.auditStatus) !== '2' || Number(item?.price || 0) <= 0
 }
 
-const isWithinCalendarMonth = (dateValue) => {
+const isWithinOneMonth = (dateValue) => {
   if (!dateValue) return false
   const date = dayjs(dateValue)
   if (!date.isValid()) return false
-  return date.isSame(dayjs(), 'month')
+  const diffDays = dayjs().diff(date, 'day')
+  return diffDays >= 0 && diffDays <= 30
 }
 
 const canShowReIssue = (item) => {
   if (isZtxRole.value) return false
-  if (isGroupOrder(item)) return String(item?.auditStatus) !== '0'
-  return String(item?.auditStatus) !== '9'
+  if (String(item?.payType) === '3') return false
+  if (isGroupOrder(item)) return String(item?.auditStatus) !== '0' && !isReIssueDisabled(item)
+  return String(item?.auditStatus) !== '9' && !isReIssueDisabled(item)
 }
 
 const isReIssueDisabled = (item) => {
   return String(item?.invoiceStatus) !== '1' ||
-    !isWithinCalendarMonth(item?.invoiceTime) ||
+    !isWithinOneMonth(item?.invoiceTime) ||
     String(item?.payStatus) === '4' ||
     String(item?.redFlag) === '1' ||
     String(item?.payType) === '3'
@@ -432,6 +435,8 @@ const isReIssueDisabled = (item) => {
 
 const isRefundDisabled = (item) => String(item?.payStatus) !== '1' || String(item?.invoiceStatus) === '1'
 
+const canShowRefund = (item) => !isRefundDisabled(item)
+
 const encodeQueryValue = (value) => encodeURIComponent(value || '')
 
 const getPayName = (item) => {
@@ -597,15 +602,22 @@ const makeInvoiceFN = (item) => {
   needRefresh.value = true;
   // 根据tab类型决定跳转页面：个人/单位会员开非税票，级位/段位/越段考试开增值税票
   let url = '';
-   const ziZhangBu = item.ziZhangBu ? '&ziZhangBu=1' : '';
+  const isB2B = String(item.payType) === '3'
+  const ziZhangBu = isB2B ? '&ziZhangBu=1' : '';
+  const payTypeQuery = `&payType=${encodeURIComponent(item.payType || '')}`
+  const isPersonalSelfPay = !isB2B && isPersonalOrder(item) && String(item.subType) === '1'
+  const rawInvoiceTitle = item.orderName || item.content?.orderName || item.memberName || ''
+  const personalInvoiceQuery = isPersonalSelfPay
+    ? `&personalInvoice=1&invoiceTitle=${encodeURIComponent(String(rawInvoiceTitle).split('-')[0] || '')}`
+    : ''
   if (currentTab.value === '0' || currentTab.value === '1') {
     // 个人/单位会员 - 非税开票
-    // 如果是對公转账(ziZhangBu有值)，只能开企业发票
+    // 对公转账只能开企业发票；个人自行缴纳会员费只能开个人票。
    
-    url = `/pages/invoice/applyFeisui?orderId=${item.id}&amount=${item.price}${ziZhangBu}`;
+    url = `/pages/invoice/applyFeisui?orderId=${item.id}&amount=${item.price}${payTypeQuery}${ziZhangBu}${personalInvoiceQuery}`;
   } else {
     // 级位/段位/越段考试 - 增值税开票
-    url = `/pages/invoice/apply?orderId=${item.id}&amount=${item.price}${ziZhangBu}`;
+    url = `/pages/invoice/apply?orderId=${item.id}&amount=${item.price}${payTypeQuery}${ziZhangBu}`;
   }
   uni.navigateTo({ url });
 };
@@ -614,7 +626,7 @@ const handleReIssue = async (item) => {
   if (isReIssueDisabled(item)) return
   openConfirmPopup({
     order: item,
-    content: '开票后30天内仅可重开一次，是否确认重新开票？原发票将作废且无法恢复。',
+    content: '开票后1个月内仅可换开一次，是否确认换开？原发票将作废且无法恢复。',
     action: confirmReIssue
   })
 }
@@ -630,7 +642,7 @@ const confirmReIssue = async (item) => {
     makeInvoiceFN({ ...item, invoiceStatus: '0' })
   } catch (e) {
     uni.hideLoading()
-    uni.showToast({ title: '重新开票失败', icon: 'none' })
+    uni.showToast({ title: '换开失败', icon: 'none' })
   }
 }
 

@@ -77,7 +77,7 @@
         <input
           v-model="form.name"
           class="input"
-          :disabled="!showPersonalType && form.invoiceType === '1'"
+          :disabled="!showPersonalType && form.type === '1'"
           :placeholder="form.type === '1' ? '请输入公司全称' : '请输入发票抬头'"
         />
         <text class="hint">请确保发票抬头与公司营业执照或个人身份证上的名称一致。</text>
@@ -89,7 +89,7 @@
         <input
           v-model="form.taxno"
           class="input"
-          :disabled="!showPersonalType && form.invoiceType === '1'"
+          :disabled="!showPersonalType && form.type === '1'"
           maxlength="20"
           placeholder="请输入纳税人识别号"
         />
@@ -177,8 +177,10 @@ onLoad((options) => {
     form.amount = options.amount;
   }
 
-  // 个人订单只开普票，隐藏个人/非企业选项
-  if (options.ziZhangBu == '1') {
+  const isB2B = options.payType ? options.payType == '3' : options.ziZhangBu == '1'
+
+  // 对公转账只能开企业发票，单位信息自动读取且不可修改。
+  if (isB2B) {
     showPersonalType.value = false
     form.type = '1'
     form.invoiceType = '1'
@@ -187,7 +189,7 @@ console.log(333,options)
   
   // 自动填充发票抬头和纳税人识别号
   const memberInfo = app.globalData.memberInfo
-  if (memberInfo && options.ziZhangBu == '1') {
+  if (memberInfo && isB2B) {
     form.name = memberInfo.companyName || ''
     form.taxno = memberInfo.creditCode || ''
   }
@@ -560,4 +562,4 @@ function closeSuccessModal() {
 .success-btn::after {
   border: none;
 }
-</style>
\ No newline at end of file
+</style>

@@ -134,14 +134,16 @@ onLoad((options) => {
   }
 
 
-  // 如果是对公转账(ziZhangBu有值)，默认只能开企业发票，隐藏个人选项
-  if (options.ziZhangBu == '1') {
+  const isB2B = options.payType ? options.payType == '3' : options.ziZhangBu == '1'
+
+  // 对公转账默认只能开企业发票，隐藏个人选项。
+  if (isB2B) {
     form.type = '0'
     showIndividualType.value = false
   } else {
     showIndividualType.value = true
   }
-  if (memberInfo && options.ziZhangBu == '1') {
+  if (memberInfo && isB2B) {
     form.name = memberInfo.companyName || ''
     form.taxno = memberInfo.creditCode || ''
   }