feat: 添加支付方式管理功能，创建支付方式列表和添加支付方式页面，集成表单验证和状态管理

src/views/payment/index.vue

@@ -0,0 +1,351 @@
+<script lang='ts' setup>
+import { alertController, toastController } from "@ionic/vue";
+import { addOutline, cardOutline, checkmarkCircleOutline, createOutline, logoAlipay, trashOutline } from "ionicons/icons";
+
+const router = useRouter();
+
+interface PaymentMethod {
+  id: number;
+  type: "bank" | "alipay";
+  name: string;
+  account: string;
+  bankName?: string;
+  bankBranch?: string;
+  isDefault: boolean;
+}
+
+const paymentMethods = ref<PaymentMethod[]>([
+  {
+    id: 1,
+    type: "bank",
+    name: "张三",
+    account: "6222 **** **** 1234",
+    bankName: "中国工商银行",
+    bankBranch: "北京朝阳支行",
+    isDefault: true,
+  },
+  {
+    id: 2,
+    type: "alipay",
+    name: "李四",
+    account: "138****8000",
+    isDefault: false,
+  },
+]);
+
+async function showToast(message: string, color: "success" | "danger" | "warning" = "success") {
+  const toast = await toastController.create({
+    message,
+    duration: 2000,
+    position: "top",
+    color,
+  });
+  await toast.present();
+}
+
+function handleAdd() {
+  router.push("/payment/add");
+}
+
+function handleEdit(payment: PaymentMethod) {
+  router.push(`/payment/add?id=${payment.id}`);
+}
+
+async function handleSetDefault(payment: PaymentMethod) {
+  if (payment.isDefault) {
+    return;
+  }
+
+  paymentMethods.value.forEach((item) => {
+    item.isDefault = false;
+  });
+
+  payment.isDefault = true;
+
+  // TODO: 调用 API 更新默认收款方式
+  await showToast("已设为默认收款方式");
+}
+
+async function handleDelete(payment: PaymentMethod) {
+  const alert = await alertController.create({
+    header: "确认删除",
+    message: `确定要删除这个收款方式吗？`,
+    buttons: [
+      {
+        text: "取消",
+        role: "cancel",
+      },
+      {
+        text: "删除",
+        role: "destructive",
+        handler: async () => {
+          if (payment.isDefault && paymentMethods.value.length > 1) {
+            const otherPayment = paymentMethods.value.find(item => item.id !== payment.id);
+            if (otherPayment) {
+              otherPayment.isDefault = true;
+            }
+          }
+
+          const index = paymentMethods.value.findIndex(item => item.id === payment.id);
+          if (index > -1) {
+            paymentMethods.value.splice(index, 1);
+          }
+
+          // TODO: 调用 API 删除收款方式
+          await showToast("删除成功");
+        },
+      },
+    ],
+  });
+
+  await alert.present();
+}
+
+function getPaymentIcon(type: string) {
+  return type === "bank" ? cardOutline : logoAlipay;
+}
+
+function getPaymentTypeName(type: string) {
+  return type === "bank" ? "银行卡" : "支付宝";
+}
+
+function maskAccount(account: string) {
+  // 如果已经是脱敏格式，直接返回
+  if (account.includes("*")) {
+    return account;
+  }
+  // 否则进行脱敏处理
+  if (account.length > 8) {
+    return `${account.slice(0, 4)} **** **** ${account.slice(-4)}`;
+  }
+  return account;
+}
+</script>
+
+<template>
+  <ion-page>
+    <ion-header class="ion-no-border">
+      <ion-toolbar class="ion-toolbar">
+        <ion-buttons slot="start">
+          <back-button />
+        </ion-buttons>
+        <ion-title>收款方式</ion-title>
+        <ion-buttons slot="end">
+          <ion-button @click="handleAdd">
+            <ion-icon slot="icon-only" :icon="addOutline" />
+          </ion-button>
+        </ion-buttons>
+      </ion-toolbar>
+    </ion-header>
+
+    <ion-content>
+      <div v-if="paymentMethods.length > 0" class="ion-padding">
+        <div class="space-y-3">
+          <div
+            v-for="payment in paymentMethods"
+            :key="payment.id"
+            class="payment-card"
+          >
+            <!-- 收款方式信息 -->
+            <div class="payment-info">
+              <div class="flex items-center justify-between mb-3">
+                <div class="flex items-center gap-2">
+                  <ion-icon
+                    :icon="getPaymentIcon(payment.type)"
+                    class="text-2xl"
+                    :class="payment.type === 'alipay' ? 'text-[#1677ff]' : 'text-primary'"
+                  />
+                  <span class="payment-type">{{ getPaymentTypeName(payment.type) }}</span>
+                </div>
+                <ion-badge v-if="payment.isDefault" color="danger" class="default-badge">
+                  默认
+                </ion-badge>
+              </div>
+
+              <div class="payment-details">
+                <div class="detail-row">
+                  <span class="label">姓名</span>
+                  <span class="value">{{ payment.name }}</span>
+                </div>
+                <div class="detail-row">
+                  <span class="label">账号</span>
+                  <span class="value">{{ maskAccount(payment.account) }}</span>
+                </div>
+                <div v-if="payment.type === 'bank' && payment.bankName" class="detail-row">
+                  <span class="label">银行</span>
+                  <span class="value">{{ payment.bankName }}</span>
+                </div>
+                <div v-if="payment.type === 'bank' && payment.bankBranch" class="detail-row">
+                  <span class="label">开户行</span>
+                  <span class="value">{{ payment.bankBranch }}</span>
+                </div>
+              </div>
+            </div>
+
+            <!-- 操作按钮 -->
+            <div class="payment-actions">
+              <ion-button
+                fill="clear"
+                size="small"
+                @click="handleSetDefault(payment)"
+              >
+                <ion-icon slot="start" :icon="checkmarkCircleOutline" />
+                {{ payment.isDefault ? '默认方式' : '设为默认' }}
+              </ion-button>
+
+              <div class="flex gap-2">
+                <ion-button
+                  fill="clear"
+                  size="small"
+                  color="medium"
+                  @click="handleEdit(payment)"
+                >
+                  <ion-icon slot="start" :icon="createOutline" />
+                  编辑
+                </ion-button>
+
+                <ion-button
+                  fill="clear"
+                  size="small"
+                  color="danger"
+                  @click="handleDelete(payment)"
+                >
+                  <ion-icon slot="start" :icon="trashOutline" />
+                  删除
+                </ion-button>
+              </div>
+            </div>
+          </div>
+        </div>
+      </div>
+
+      <!-- 空状态 -->
+      <div v-else class="empty-state">
+        <empty title="暂无收款方式">
+          <template #icon>
+            <ion-icon :icon="cardOutline" class="empty-icon" />
+          </template>
+          <template #extra>
+            <ion-button class="add-button" @click="handleAdd">
+              <ion-icon slot="start" :icon="addOutline" />
+              添加收款方式
+            </ion-button>
+          </template>
+        </empty>
+      </div>
+
+      <!-- 底部添加按钮 -->
+      <div v-if="paymentMethods.length > 0" class="fixed-bottom">
+        <ion-button expand="block" class="add-button" @click="handleAdd">
+          <ion-icon slot="start" :icon="addOutline" />
+          添加新收款方式
+        </ion-button>
+      </div>
+    </ion-content>
+  </ion-page>
+</template>
+
+<style lang='css' scoped>
+.payment-card {
+  background: white;
+  border-radius: 16px;
+  padding: 16px;
+  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
+}
+
+.payment-info {
+  padding-bottom: 12px;
+  border-bottom: 1px solid #f0f0f0;
+  margin-bottom: 12px;
+}
+
+.payment-type {
+  font-size: 16px;
+  font-weight: 600;
+  color: #333;
+}
+
+.default-badge {
+  font-size: 11px;
+  padding: 2px 8px;
+}
+
+.payment-details {
+  margin-top: 12px;
+  display: flex;
+  flex-direction: column;
+  gap: 8px;
+}
+
+.detail-row {
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+}
+
+.detail-row .label {
+  font-size: 13px;
+  color: #999;
+  min-width: 60px;
+}
+
+.detail-row .value {
+  font-size: 14px;
+  color: #333;
+  font-weight: 500;
+  text-align: right;
+  flex: 1;
+}
+
+.payment-actions {
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+}
+
+.payment-actions ion-button {
+  --padding-start: 8px;
+  --padding-end: 8px;
+  font-size: 13px;
+  text-transform: none;
+}
+
+.empty-state {
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  justify-content: center;
+  min-height: 60vh;
+  padding: 40px 20px;
+}
+
+.empty-icon {
+  font-size: 80px;
+  color: #ddd;
+}
+
+.add-button {
+  --background: linear-gradient(135deg, #c41e3a 0%, #8b1a2e 100%);
+  --background-activated: linear-gradient(135deg, #8b1a2e 0%, #c41e3a 100%);
+  --border-radius: 12px;
+  --padding-top: 14px;
+  --padding-bottom: 14px;
+  font-weight: 600;
+  font-size: 15px;
+  text-transform: none;
+  letter-spacing: 0.5px;
+  margin-top: 12px;
+}
+
+.fixed-bottom {
+  position: fixed;
+  bottom: 0;
+  left: 0;
+  right: 0;
+  padding: 12px 16px;
+  background: white;
+  box-shadow: 0 -2px 12px rgba(0, 0, 0, 0.08);
+  z-index: 10;
+  padding-bottom: calc(12px + var(--ion-safe-area-bottom));
+}
+</style>