<template>
  <view class="finance-balance-record">
    <!-- 筛选卡片 -->
    <view class="filter-card border-shadow">
      <view class="filter-row">
        <view class="filter-item">
          <text class="filter-label">订单时间:</text>
          <view class="date-picker-wrap">
            <text class="calendar-icon">📅</text>
            <text class="date-placeholder">开始日期 - 结束日期</text>
          </view>
        </view>
        <view class="filter-item">
          <text class="filter-label">交易类型:</text>
          <view class="select-box">
            <text class="select-txt">请选择</text>
            <text class="arrow-down">▼</text>
          </view>
        </view>
      </view>
    </view>

    <!-- 列表表格 -->
    <view class="table-container border-shadow">
      <view class="table-header">
        <view class="th col-id"><text class="th-txt">ID</text></view>
        <view class="th col-order"><text class="th-txt">关联订单</text></view>
        <view class="th col-time"><text class="th-txt">交易时间</text></view>
        <view class="th col-amount"><text class="th-txt">交易金额</text></view>
        <view class="th col-user"><text class="th-txt">用户</text></view>
        <view class="th col-type"><text class="th-txt">交易类型</text></view>
        <view class="th col-remark"><text class="th-txt">备注</text></view>
        <view class="th col-op"><text class="th-txt">操作</text></view>
      </view>

      <scroll-view class="table-body">
        <view class="table-row" v-for="item in pagedList" :key="item.id">
          <view class="td col-id"><text class="td-txt">{{ item.id }}</text></view>
          <view class="td col-order text-left"><text class="td-txt">{{ item.order }}</text></view>
          <view class="td col-time"><text class="td-txt">{{ item.time }}</text></view>
          <view class="td col-amount">
            <text :class="['td-txt', item.amount.startsWith('+') ? 'red-txt' : 'green-txt']">{{ item.amount }}</text>
          </view>
          <view class="td col-user"><text class="td-txt">{{ item.user }}</text></view>
          <view class="td col-type"><text class="td-txt">{{ item.type }}</text></view>
          <view class="td col-remark text-left"><text class="td-txt">{{ item.remark }}</text></view>
          <view class="td col-op">
            <text class="btn-link">备注</text>
          </view>
        </view>
      </scroll-view>
      <CommonPagination
        v-if="total > 0"
        :total="total"
        :loading="false"
        :currentPage="currentPage"
        :pageSize="pageSize"
        :pageSizeOptionLabels="pageSizeOptionLabels"
        :pageSizeIndex="pageSizeIndex"
        :visiblePages="visiblePages"
        :totalPage="totalPage"
        :jumpPageInput="jumpPageInput"
        @page-size-change="handlePageSizeChange"
        @page-change="handlePageChange"
        @update:jumpPageInput="(val: string) => { jumpPageInput.value = val }"
        @jump-page="handleJumpPage"
      />
    </view>
  </view>
</template>

<script setup lang="uts">
import { ref, computed } from 'vue'
import CommonPagination from '@/components/CommonPagination/CommonPagination.uvue'

interface BalanceRecord {
  id: string
  order: string
  time: string
  amount: string
  user: string
  type: string
  remark: string
}

// ========== MOCK DATA START ==========
// TODO: 接真实接口时替换此处 tableData 为 fetchBalanceRecordList() 调用
const tableData = ref<BalanceRecord[]>([
  { id: '31216', order: '新用户注册赠送余额', time: '2026-02-03 10:30:11', amount: '+ 88888.00', user: '1', type: '新用户注册赠送余额', remark: '新用户注册赠送88888余额' },
  { id: '31215', order: '新用户注册赠送余额', time: '2026-02-03 10:19:52', amount: '+ 88888.00', user: 'circus', type: '新用户注册赠送余额', remark: '新用户注册赠送88888余额' },
  { id: '31214', order: 'cp541560738494283776', time: '2026-02-03 10:09:07', amount: '- 999.00', user: '1岁上班22岁退休', type: '余额支付购买商品', remark: '余额支付999.00元购买商品' },
  { id: '31213', order: '新用户注册赠送余额', time: '2026-02-03 10:07:59', amount: '+ 88888.00', user: '1岁上班22岁退休', type: '新用户注册赠送余额', remark: '新用户注册赠送88888余额' },
  { id: '31212', order: '新用户注册赠送余额', time: '2026-02-03 02:17:24', amount: '+ 88888.00', user: '136****0434', type: '新用户注册赠送余额', remark: '新用户注册赠送88888余额' },
  { id: '31211', order: '新用户注册赠送余额', time: '2026-02-03 02:04:17', amount: '+ 88888.00', user: '灵境', type: '新用户注册赠送余额', remark: '新用户注册赠送88888余额' },
  { id: '31210', order: '新用户注册赠送余额', time: '2026-02-03 00:58:21', amount: '+ 88888.00', user: 'J.', type: '新用户注册赠送余额', remark: '新用户注册赠送88888余额' },
  { id: '31209', order: 'cp540123456789012345', time: '2026-02-02 18:30:00', amount: '- 288.00', user: '张小明', type: '余额支付购买商品', remark: '余额支付288.00元购买商品' },
  { id: '31208', order: '管理员手动充值', time: '2026-02-02 16:00:00', amount: '+ 500.00', user: '李大力', type: '管理员手动充值', remark: '管理员充值500元' },
  { id: '31207', order: 'cp539876543210987654', time: '2026-02-02 14:20:00', amount: '- 99.00', user: '王芳', type: '余额支付购买商品', remark: '余额支付99.00元购买商品' },
  { id: '31206', order: '退款退回余额', time: '2026-02-02 11:45:00', amount: '+ 150.00', user: '赵明', type: '退款退回余额', remark: '订单退款150元返还余额' },
  { id: '31205', order: 'cp538765432109876543', time: '2026-02-02 09:00:00', amount: '- 1280.00', user: '陈小燕', type: '余额支付购买商品', remark: '余额支付1280.00元购买商品' },
  { id: '31204', order: '签到赠送余额', time: '2026-02-01 23:59:00', amount: '+ 10.00', user: '刘建国', type: '签到赠送余额', remark: '每日签到赠送10元余额' },
  { id: '31203', order: 'cp537654321098765432', time: '2026-02-01 20:30:00', amount: '- 450.00', user: '黄晓兰', type: '余额支付购买商品', remark: '余额支付450.00元购买商品' },
  { id: '31202', order: '新用户注册赠送余额', time: '2026-02-01 18:00:00', amount: '+ 88888.00', user: '周大卫', type: '新用户注册赠送余额', remark: '新用户注册赠送88888余额' },
  { id: '31201', order: '管理员手动充值', time: '2026-02-01 15:30:00', amount: '+ 1000.00', user: '吴玲玲', type: '管理员手动充值', remark: '管理员充值1000元' },
  { id: '31200', order: 'cp536543210987654321', time: '2026-02-01 12:00:00', amount: '- 680.00', user: '郑明亮', type: '余额支付购买商品', remark: '余额支付680.00元购买商品' },
  { id: '31199', order: '活动赠送余额', time: '2026-02-01 10:00:00', amount: '+ 200.00', user: '孙小丽', type: '活动赠送余额', remark: '新春活动赠送200元余额' },
  { id: '31198', order: 'cp535432109876543210', time: '2026-01-31 16:30:00', amount: '- 320.00', user: '冯浩', type: '余额支付购买商品', remark: '余额支付320.00元购买商品' },
  { id: '31197', order: '退款退回余额', time: '2026-01-31 14:00:00', amount: '+ 99.00', user: '陈建国', type: '退款退回余额', remark: '订单退款99元返还余额' },
])
// ========== MOCK DATA END ==========

// ========== PAGINATION STATE ==========
const currentPage = ref(1)
const pageSize = ref(15)
const jumpPageInput = ref('')
const pageSizeOptions = [10, 15, 20, 30, 50]
const pageSizeOptionLabels = computed(() => pageSizeOptions.map((n: number) => `${n}条/页`))
const pageSizeIndex = computed(() => { const idx = pageSizeOptions.indexOf(pageSize.value); return idx >= 0 ? idx : 0 })
const total = computed(() => tableData.value.length)
const totalPage = computed(() => Math.max(1, Math.ceil(total.value / pageSize.value)))
const pagedList = computed(() => {
  const start = (currentPage.value - 1) * pageSize.value
  return tableData.value.slice(start, start + pageSize.value)
})
const visiblePages = computed((): number[] => {
  const t = totalPage.value; const cur = currentPage.value
  if (t <= 7) return Array.from({ length: t }, (_: any, i: number) => i + 1)
  if (cur <= 4) return [1, 2, 3, 4, 5, -1, t]
  if (cur >= t - 3) return [1, -1, t - 4, t - 3, t - 2, t - 1, t]
  return [1, -1, cur - 1, cur, cur + 1, -1, t]
})
const handlePageChange = (p: number) => { currentPage.value = p }
const handlePageSizeChange = (e: any) => {
  const idx = Number(e.detail.value)
  pageSize.value = pageSizeOptions[idx] ?? pageSizeOptions[0]
  currentPage.value = 1
}
const handleJumpPage = () => {
  const p = parseInt(jumpPageInput.value)
  if (!isNaN(p) && p >= 1 && p <= totalPage.value) currentPage.value = p
}
// ========== END PAGINATION STATE ==========
</script>

<style scoped lang="scss">
.finance-balance-record {
  padding: 0;
  background-color: transparent;
  min-height: auto;
}

.border-shadow {
  background-color: #fff;
  border-radius: 4px;
  box-shadow: 0 2px 12px 0 rgba(0, 0, 0, 0.05);
}

.filter-card { padding: 24px; margin-bottom: 20px; }
.filter-row { display: flex; flex-direction: row; align-items: center; }
.filter-item { display: flex; flex-direction: row; align-items: center; margin-right: 40px; }
.filter-label { font-size: 14px; color: #333; margin-right: 15px; }

.date-picker-wrap {
  width: 260px;
  height: 36px;
  border: 1px solid #dcdfe6;
  border-radius: 4px;
  display: flex;
  flex-direction: row;
  align-items: center;
  padding: 0 12px;
}

.select-box {
  width: 200px;
  height: 36px;
  border: 1px solid #dcdfe6;
  border-radius: 4px;
  display: flex;
  flex-direction: row;
  align-items: center;
  padding: 0 12px;
}

.calendar-icon { font-size: 14px; margin-right: 10px; color: #c0c4cc; }
.date-placeholder, .select-txt { font-size: 14px; color: #c0c4cc; }
.arrow-down { margin-left: auto; font-size: 10px; color: #c0c4cc; }

/* 表格样式 */
.table-container { 
  display: flex; 
  flex-direction: column; 
  min-height: 600px;
}

.table-header { 
  background-color: #e6f0ff; 
  display: flex; 
  flex-direction: row; 
  border-bottom: 1px solid #f0f0f0; 
  padding: 4px 0;
}

.th { 
  padding: 12px 10px; 
  display: flex; 
  align-items: center; 
  justify-content: center; 
}

.th-txt { 
  font-size: 13px; 
  font-weight: 500; 
  color: #606266; 
}

.table-row { 
  display: flex; 
  flex-direction: row; 
  border-bottom: 1px solid #f0f0f0; 
  background-color: #fff;
}

.table-row:hover {
  background-color: #f9f9f9;
}

.td { 
  padding: 16px 10px; 
  display: flex; 
  align-items: center; 
  justify-content: center; 
}

.td-txt { 
  font-size: 13px; 
  color: #606266; 
}

/* 列宽分配 (参考截图比例) */
.col-id { width: 70px; }
.col-order { flex: 1.5; min-width: 180px; justify-content: flex-start; }
.col-time { width: 160px; }
.col-amount { width: 120px; }
.col-user { width: 120px; }
.col-type { width: 150px; }
.col-remark { flex: 1.8; min-width: 200px; justify-content: flex-start; }
.col-op { width: 80px; }

.text-left { justify-content: flex-start; text-align: left; }

/* 颜色 */
.red-txt { color: #f56c6c; font-weight: 500; }
.green-txt { color: #67c23a; font-weight: 500; }
.btn-link { color: #1890ff; font-size: 13px; cursor: pointer; }
</style>
