/*
Copyright (C) 2025 QuantumNous

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as
published by the Free Software Foundation, either version 3 of the
License, or (at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.

You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.

For commercial licensing, please contact support@quantumnous.com
*/

import React, { useRef } from 'react';
import {
  Avatar,
  Typography,
  Tag,
  Card,
  Button,
  Banner,
  Skeleton,
  Form,
  Space,
  Row,
  Col,
  Spin,
  Tooltip,
} from '@douyinfe/semi-ui';
import { SiAlipay, SiWechat, SiStripe } from 'react-icons/si';
import { CreditCard, Coins, Wallet, BarChart2, TrendingUp } from 'lucide-react';
import { IconGift } from '@douyinfe/semi-icons';
import { useMinimumLoadingTime } from '../../hooks/common/useMinimumLoadingTime';
import { getCurrencyConfig } from '../../helpers/render';

const { Text } = Typography;

const RechargeCard = ({
  t,
  enableOnlineTopUp,
  enableStripeTopUp,
  presetAmounts,
  selectedPreset,
  selectPresetAmount,
  formatLargeNumber,
  priceRatio,
  topUpCount,
  minTopUp,
  renderQuotaWithAmount,
  getAmount,
  setTopUpCount,
  setSelectedPreset,
  renderAmount,
  amountLoading,
  payMethods,
  preTopUp,
  paymentLoading,
  payWay,
  redemptionCode,
  setRedemptionCode,
  topUp,
  isSubmitting,
  topUpLink,
  openTopUpLink,
  userState,
  renderQuota,
  statusLoading,
  topupInfo,
}) => {
  const onlineFormApiRef = useRef(null);
  const redeemFormApiRef = useRef(null);
  const showAmountSkeleton = useMinimumLoadingTime(amountLoading);
  return (
    <Card className='!rounded-2xl shadow-sm border-0'>
      {/* 卡片头部 */}
      <div className='flex items-center mb-4'>
        <Avatar size='small' color='blue' className='mr-3 shadow-md'>
          <CreditCard size={16} />
        </Avatar>
        <div>
          <Typography.Text className='text-lg font-medium'>
            {t('账户充值')}
          </Typography.Text>
          <div className='text-xs'>{t('多种充值方式，安全便捷')}</div>
        </div>
      </div>

      <Space vertical style={{ width: '100%' }}>
        {/* 统计数据 */}
        <Card
          className='!rounded-xl w-full'
          cover={
            <div
              className='relative h-30'
              style={{
                '--palette-primary-darkerChannel': '37 99 235',
                backgroundImage: `linear-gradient(0deg, rgba(var(--palette-primary-darkerChannel) / 80%), rgba(var(--palette-primary-darkerChannel) / 80%)), url('/cover-4.webp')`,
                backgroundSize: 'cover',
                backgroundPosition: 'center',
                backgroundRepeat: 'no-repeat',
              }}
            >
              <div className='relative z-10 h-full flex flex-col justify-between p-4'>
                <div className='flex justify-between items-center'>
                  <Text strong style={{ color: 'white', fontSize: '16px' }}>
                    {t('账户统计')}
                  </Text>
                </div>

                {/* 统计数据 */}
                <div className='grid grid-cols-3 gap-6 mt-4'>
                  {/* 当前余额 */}
                  <div className='text-center'>
                    <div
                      className='text-base sm:text-2xl font-bold mb-2'
                      style={{ color: 'white' }}
                    >
                      {renderQuota(userState?.user?.quota)}
                    </div>
                    <div className='flex items-center justify-center text-sm'>
                      <Wallet
                        size={14}
                        className='mr-1'
                        style={{ color: 'rgba(255,255,255,0.8)' }}
                      />
                      <Text
                        style={{
                          color: 'rgba(255,255,255,0.8)',
                          fontSize: '12px',
                        }}
                      >
                        {t('当前余额')}
                      </Text>
                    </div>
                  </div>

                  {/* 历史消耗 */}
                  <div className='text-center'>
                    <div
                      className='text-base sm:text-2xl font-bold mb-2'
                      style={{ color: 'white' }}
                    >
                      {renderQuota(userState?.user?.used_quota)}
                    </div>
                    <div className='flex items-center justify-center text-sm'>
                      <TrendingUp
                        size={14}
                        className='mr-1'
                        style={{ color: 'rgba(255,255,255,0.8)' }}
                      />
                      <Text
                        style={{
                          color: 'rgba(255,255,255,0.8)',
                          fontSize: '12px',
                        }}
                      >
                        {t('历史消耗')}
                      </Text>
                    </div>
                  </div>

                  {/* 请求次数 */}
                  <div className='text-center'>
                    <div
                      className='text-base sm:text-2xl font-bold mb-2'
                      style={{ color: 'white' }}
                    >
                      {userState?.user?.request_count || 0}
                    </div>
                    <div className='flex items-center justify-center text-sm'>
                      <BarChart2
                        size={14}
                        className='mr-1'
                        style={{ color: 'rgba(255,255,255,0.8)' }}
                      />
                      <Text
                        style={{
                          color: 'rgba(255,255,255,0.8)',
                          fontSize: '12px',
                        }}
                      >
                        {t('请求次数')}
                      </Text>
                    </div>
                  </div>
                </div>
              </div>
            </div>
          }
        >
          {/* 在线充值表单 */}
          {statusLoading ? (
            <div className='py-8 flex justify-center'>
              <Spin size='large' />
            </div>
          ) : enableOnlineTopUp || enableStripeTopUp ? (
            <Form
              getFormApi={(api) => (onlineFormApiRef.current = api)}
              initValues={{ topUpCount: topUpCount }}
            >
              <div className='space-y-6'>
                {(enableOnlineTopUp || enableStripeTopUp) && (
                  <Row gutter={12}>
                    <Col xs={24} sm={24} md={24} lg={10} xl={10}>
                      <Form.InputNumber
                        field='topUpCount'
                        label={t('充值数量')}
                        disabled={!enableOnlineTopUp && !enableStripeTopUp}
                        placeholder={
                          t('充值数量，最低 ') + renderQuotaWithAmount(minTopUp)
                        }
                        value={topUpCount}
                        min={minTopUp}
                        max={999999999}
                        step={1}
                        precision={0}
                        onChange={async (value) => {
                          if (value && value >= 1) {
                            setTopUpCount(value);
                            setSelectedPreset(null);
                            await getAmount(value);
                          }
                        }}
                        onBlur={(e) => {
                          const value = parseInt(e.target.value);
                          if (!value || value < 1) {
                            setTopUpCount(1);
                            getAmount(1);
                          }
                        }}
                        formatter={(value) => (value ? `${value}` : '')}
                        parser={(value) =>
                          value ? parseInt(value.replace(/[^\d]/g, '')) : 0
                        }
                        extraText={
                          <Skeleton
                            loading={showAmountSkeleton}
                            active
                            placeholder={
                              <Skeleton.Title
                                style={{
                                  width: 120,
                                  height: 20,
                                  borderRadius: 6,
                                }}
                              />
                            }
                          >
                            <Text type='secondary' className='text-red-600'>
                              {t('实付金额：')}
                              <span style={{ color: 'red' }}>
                                {renderAmount()}
                              </span>
                            </Text>
                          </Skeleton>
                        }
                        style={{ width: '100%' }}
                      />
                    </Col>
                    <Col xs={24} sm={24} md={24} lg={14} xl={14}>
                      <Form.Slot label={t('选择支付方式')}>
                        {payMethods && payMethods.length > 0 ? (
                          <Space wrap>
                            {payMethods.map((payMethod) => {
                              const minTopupVal =
                                Number(payMethod.min_topup) || 0;
                              const isStripe = payMethod.type === 'stripe';
                              const disabled =
                                (!enableOnlineTopUp && !isStripe) ||
                                (!enableStripeTopUp && isStripe) ||
                                minTopupVal > Number(topUpCount || 0);

                              const buttonEl = (
                                <Button
                                  key={payMethod.type}
                                  theme='outline'
                                  type='tertiary'
                                  onClick={() => preTopUp(payMethod.type)}
                                  disabled={disabled}
                                  loading={
                                    paymentLoading && payWay === payMethod.type
                                  }
                                  icon={
                                    payMethod.type === 'alipay' ? (
                                      <SiAlipay size={18} color='#1677FF' />
                                    ) : payMethod.type === 'wxpay' ? (
                                      <SiWechat size={18} color='#07C160' />
                                    ) : payMethod.type === 'stripe' ? (
                                      <SiStripe size={18} color='#635BFF' />
                                    ) : (
                                      <CreditCard
                                        size={18}
                                        color={
                                          payMethod.color ||
                                          'var(--semi-color-text-2)'
                                        }
                                      />
                                    )
                                  }
                                  className='!rounded-lg !px-4 !py-2'
                                >
                                  {payMethod.name}
                                </Button>
                              );

                              return disabled &&
                                minTopupVal > Number(topUpCount || 0) ? (
                                <Tooltip
                                  content={
                                    t('此支付方式最低充值金额为') +
                                    ' ' +
                                    minTopupVal
                                  }
                                  key={payMethod.type}
                                >
                                  {buttonEl}
                                </Tooltip>
                              ) : (
                                <React.Fragment key={payMethod.type}>
                                  {buttonEl}
                                </React.Fragment>
                              );
                            })}
                          </Space>
                        ) : (
                          <div className='text-gray-500 text-sm p-3 bg-gray-50 rounded-lg border border-dashed border-gray-300'>
                            {t('暂无可用的支付方式，请联系管理员配置')}
                          </div>
                        )}
                      </Form.Slot>
                    </Col>
                  </Row>
                )}

                {(enableOnlineTopUp || enableStripeTopUp) && (
                  <Form.Slot 
                    label={
                      <div className='flex items-center gap-2'>
                        <span>{t('选择充值额度')}</span>
                        {(() => {
                          const { symbol, rate, type } = getCurrencyConfig();
                          if (type === 'USD') return null;
                          
                          return (
                            <span style={{ color: 'var(--semi-color-text-2)', fontSize: '12px', fontWeight: 'normal' }}>
                              (1 $ = {rate.toFixed(2)} {symbol})
                            </span>
                          );
                        })()}
                      </div>
                    }
                  >
                    <div className='grid grid-cols-2 sm:grid-cols-3 md:grid-cols-4 gap-2'>
                      {presetAmounts.map((preset, index) => {
                        const discount =
                          preset.discount ||
                          topupInfo?.discount?.[preset.value] ||
                          1.0;
                        const originalPrice = preset.value * priceRatio;
                        const discountedPrice = originalPrice * discount;
                        const hasDiscount = discount < 1.0;
                        const actualPay = discountedPrice;
                        const save = originalPrice - discountedPrice;

                        // 根据当前货币类型换算显示金额和数量
                        const { symbol, rate, type } = getCurrencyConfig();
                        const statusStr = localStorage.getItem('status');
                        let usdRate = 7; // 默认CNY汇率
                        try {
                          if (statusStr) {
                            const s = JSON.parse(statusStr);
                            usdRate = s?.usd_exchange_rate || 7;
                          }
                        } catch (e) {}
                        
                        let displayValue = preset.value; // 显示的数量
                        let displayActualPay = actualPay;
                        let displaySave = save;
                        
                        if (type === 'USD') {
                          // 数量保持USD，价格从CNY转USD
                          displayActualPay = actualPay / usdRate;
                          displaySave = save / usdRate;
                        } else if (type === 'CNY') {
                          // 数量转CNY，价格已是CNY
                          displayValue = preset.value * usdRate;
                        } else if (type === 'CUSTOM') {
                          // 数量和价格都转自定义货币
                          displayValue = preset.value * rate;
                          displayActualPay = (actualPay / usdRate) * rate;
                          displaySave = (save / usdRate) * rate;
                        }

                        return (
                          <Card
                            key={index}
                            style={{
                              cursor: 'pointer',
                              border:
                                selectedPreset === preset.value
                                  ? '2px solid var(--semi-color-primary)'
                                  : '1px solid var(--semi-color-border)',
                              height: '100%',
                              width: '100%',
                            }}
                            bodyStyle={{ padding: '12px' }}
                            onClick={() => {
                              selectPresetAmount(preset);
                              onlineFormApiRef.current?.setValue(
                                'topUpCount',
                                preset.value,
                              );
                            }}
                          >
                            <div style={{ textAlign: 'center' }}>
                              <Typography.Title
                                heading={6}
                                style={{ margin: '0 0 8px 0' }}
                              >
                                <Coins size={18} />
                                {formatLargeNumber(preset.value)} $
                                {hasDiscount && (
                                  <Tag style={{ marginLeft: 4 }} color='green'>
                                    {t('折').includes('off')
                                      ? (
                                          (1 - parseFloat(discount)) *
                                          100
                                        ).toFixed(1)
                                      : (discount * 10).toFixed(1)}
                                    {t('折')}
                                  </Tag>
                                )}
                              </Typography.Title>
                              <div
                                style={{
                                  color: 'var(--semi-color-text-2)',
                                  fontSize: '12px',
                                  margin: '4px 0',
                                }}
                              >
                                {t('实付')} {symbol}{displayActualPay.toFixed(2)}，
                                {hasDiscount
                                  ? `${t('节省')} ${symbol}${displaySave.toFixed(2)}`
                                  : `${t('节省')} ${symbol}0.00`}
                              </div>
                            </div>
                          </Card>
                        );
                      })}
                    </div>
                  </Form.Slot>
                )}
              </div>
            </Form>
          ) : (
            <Banner
              type='info'
              description={t(
                '管理员未开启在线充值功能，请联系管理员开启或使用兑换码充值。',
              )}
              className='!rounded-xl'
              closeIcon={null}
            />
          )}
        </Card>

        {/* 兑换码充值 */}
        <Card
          className='!rounded-xl w-full'
          title={
            <Text type='tertiary' strong>
              {t('兑换码充值')}
            </Text>
          }
        >
          <Form
            getFormApi={(api) => (redeemFormApiRef.current = api)}
            initValues={{ redemptionCode: redemptionCode }}
          >
            <Form.Input
              field='redemptionCode'
              noLabel={true}
              placeholder={t('请输入兑换码')}
              value={redemptionCode}
              onChange={(value) => setRedemptionCode(value)}
              prefix={<IconGift />}
              suffix={
                <div className='flex items-center gap-2'>
                  <Button
                    type='primary'
                    theme='solid'
                    onClick={topUp}
                    loading={isSubmitting}
                  >
                    {t('兑换额度')}
                  </Button>
                </div>
              }
              showClear
              style={{ width: '100%' }}
              extraText={
                topUpLink && (
                  <Text type='tertiary'>
                    {t('在找兑换码？')}
                    <Text
                      type='secondary'
                      underline
                      className='cursor-pointer'
                      onClick={openTopUpLink}
                    >
                      {t('购买兑换码')}
                    </Text>
                  </Text>
                )
              }
            />
          </Form>
        </Card>
      </Space>
    </Card>
  );
};

export default RechargeCard;
