<script lang='ts' setup>
import type { Treaty } from "@elysiajs/eden";
import { alertController, toastController } from "@ionic/vue";
import { addOutline, cardOutline, createOutline, logoAlipay, trashOutline } from "ionicons/icons";
import { client, safeClient } from "@/api";

const router = useRouter();
type Receipt = Treaty.Data<typeof client.api.receipt_method.get>["data"][number];

const { data } = await safeClient(client.api.receipt_method.get({ query: { offset: 0, limit: 20 } }));

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: Receipt) {
  router.push(`/payment/add?id=${payment.id}`);
}

async function handleDelete(payment: Receipt) {
  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 () => {
          const index = data.value?.data.findIndex(item => item.id === payment.id);
          if (index && index > -1) {
            data.value?.data.splice(index, 1);
          }
          await safeClient(client.api.receipt_method({ id: payment.id }).delete());
          await showToast("删除成功");
        },
      },
    ],
  });

  await alert.present();
}

function getPaymentIcon(type: Receipt["type"]) {
  return type === "bank_card" ? cardOutline : logoAlipay;
}

function getPaymentTypeName(type: Receipt["type"]) {
  return type === "bank_card" ? "银行卡" : "支付宝";
}
</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>
      <!-- 空状态 -->
      <div v-if="data?.data?.length === 0" 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>

      <div v-else class="ion-padding">
        <div class="space-y-3">
          <div
            v-for="payment in data?.data"
            :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>
              </div>

              <div class="payment-details">
                <div class="detail-row">
                  <span class="label">姓名</span>
                  <span class="value">{{ payment.fullName }}</span>
                </div>
                <div class="detail-row">
                  <span class="label">账号</span>
                  <span class="value">{{ payment.bankCardNumber || payment.alipayAccount }}</span>
                </div>
                <div v-if="payment.type === 'bank_card' && payment.bankName" class="detail-row">
                  <span class="label">银行</span>
                  <span class="value">{{ payment.bankName }}</span>
                </div>
                <div v-if="payment.type === 'bank_card' && payment.bankBranchName" class="detail-row">
                  <span class="label">开户行</span>
                  <span class="value">{{ payment.bankBranchName }}</span>
                </div>
              </div>
            </div>

            <!-- 操作按钮 -->
            <div class="payment-actions">
              <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>

      <!-- 底部添加按钮 -->
      <div v-if="data?.data && data.data.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>
