import { Skeleton, Text } from '@moex-vibe/design-system'
import { Box } from '@mui/material'
import type { BrokerAnalytics, BrokerMoney } from '@/shared/api'
import { formatDashboardCurrency, type MoneyTone, moneyTone } from '../lib/dashboardVisual'
import { BrokerDashboardCard } from './BrokerDashboardCard'

type AnalyticsField =
  | 'totalDeposits'
  | 'totalWithdrawn'
  | 'totalDividends'
  | 'totalCoupons'
  | 'totalFees'
  | 'totalTaxesPaid'

const ANALYTICS_METRICS: readonly {
  field: AnalyticsField
  label: string
  testId: string
}[] = [
  { field: 'totalDeposits', label: 'Пополнения', testId: 'dashboard-analytics-totalDeposits' },
  { field: 'totalWithdrawn', label: 'Выводы', testId: 'dashboard-analytics-totalWithdrawn' },
  { field: 'totalDividends', label: 'Дивиденды', testId: 'dashboard-analytics-totalDividends' },
  { field: 'totalCoupons', label: 'Купоны', testId: 'dashboard-analytics-totalCoupons' },
  { field: 'totalFees', label: 'Комиссия', testId: 'dashboard-analytics-totalFees' },
  {
    field: 'totalTaxesPaid',
    label: 'Уплаченные налоги',
    testId: 'dashboard-analytics-totalTaxesPaid',
  },
]

function analyticsTone(field: AnalyticsField, value: number): MoneyTone {
  if (field === 'totalFees' || field === 'totalTaxesPaid') return 'negative'
  if (field === 'totalWithdrawn') {
    return value > 0 ? 'negative' : moneyTone(value)
  }
  return moneyTone(value)
}

function analyticsDisplay(field: AnalyticsField, value: number, currency: string): string {
  if (field === 'totalFees' || field === 'totalTaxesPaid') {
    const formatted = formatDashboardCurrency({ currency, value: Math.abs(value) })
    return `\u2212${formatted}`
  }
  const formatted = formatDashboardCurrency({ currency, value })
  if (field === 'totalWithdrawn' && value > 0) return `\u2212${formatted}`
  return formatted
}

export function BrokerDashboardAnalyticsCard({
  data,
  portfolioValue,
  isLoading,
  isError,
}: {
  data: BrokerAnalytics | undefined
  portfolioValue?: BrokerMoney
  isLoading: boolean
  isError: boolean
}) {
  return (
    <BrokerDashboardCard title="Аналитика доходности">
      {isError ? (
        <Text tone="negative">Не удалось загрузить аналитику</Text>
      ) : isLoading ? (
        <Box sx={{ display: 'grid', gap: 2 }} aria-hidden="true">
          <Box
            sx={{
              display: 'grid',
              gridTemplateColumns: { xs: '1fr', sm: 'repeat(2, 1fr)' },
              gap: 2,
            }}
          >
            {Array.from({ length: 2 }, (_, i) => (
              <Box
                key={i}
                sx={{
                  borderRadius: 2,
                  border: '1px solid',
                  borderColor: 'divider',
                  bgcolor: 'grey.50',
                  p: 1.5,
                  minHeight: 78,
                  display: 'grid',
                  gap: 1.25,
                }}
              >
                <Skeleton height={12} width={92} shape="rounded" />
                <Skeleton height={15} width={64} shape="rounded" />
              </Box>
            ))}
          </Box>
          <Box
            sx={{
              display: 'grid',
              gridTemplateColumns: { xs: '1fr', sm: 'repeat(2, 1fr)', lg: 'repeat(3, 1fr)' },
              gap: 2,
            }}
          >
            {Array.from({ length: 6 }, (_, i) => (
              <Box
                key={i}
                sx={{
                  borderRadius: 2,
                  border: '1px solid',
                  borderColor: 'divider',
                  bgcolor: 'grey.50',
                  p: 1.5,
                  minHeight: 72,
                  display: 'grid',
                  gap: 1.25,
                }}
              >
                <Skeleton height={12} width={92} shape="rounded" />
                <Skeleton height={15} width={64} shape="rounded" />
              </Box>
            ))}
          </Box>
        </Box>
      ) : !data ? (
        <Text tone="muted">Нет данных для аналитики</Text>
      ) : (
        <Box sx={{ display: 'grid', gap: 2 }}>
          <Box
            sx={{
              display: 'grid',
              gridTemplateColumns: { xs: '1fr', sm: 'repeat(2, 1fr)' },
              gap: 2,
            }}
          >
            <Box
              sx={{
                borderRadius: 2,
                border: '1px solid',
                borderColor: 'divider',
                bgcolor: 'rgba(255,255,255,0.5)',
                p: 1.5,
                minHeight: 72,
                display: 'flex',
                flexDirection: 'column',
                justifyContent: 'space-between',
              }}
            >
              <Text variant="label" tone="secondary">
                Стоимость портфеля
              </Text>
              <Box sx={{ mt: 0.5, fontWeight: 700, fontSize: 18, whiteSpace: 'nowrap' }}>
                {formatDashboardCurrency({
                  currency: portfolioValue?.currency ?? data.currency,
                  value: portfolioValue?.value ?? 0,
                })}
              </Box>
            </Box>
            <Box
              sx={{
                borderRadius: 2,
                border: '1px solid',
                borderColor: 'divider',
                bgcolor: 'rgba(255,255,255,0.5)',
                p: 1.5,
                minHeight: 72,
                display: 'flex',
                flexDirection: 'column',
                justifyContent: 'space-between',
              }}
            >
              <Text variant="label" tone="secondary">
                Всего доходов
              </Text>
              <Box
                sx={{
                  mt: 0.5,
                  fontWeight: 700,
                  fontSize: 18,
                  whiteSpace: 'nowrap',
                  color: 'success.main',
                }}
              >
                {formatDashboardCurrency({
                  currency: data.currency,
                  value: data.totalDividends + data.totalCoupons,
                })}
              </Box>
            </Box>
          </Box>
          <Box
            sx={{
              display: 'grid',
              gridTemplateColumns: { xs: '1fr', sm: 'repeat(2, 1fr)', lg: 'repeat(3, 1fr)' },
              gap: 2,
            }}
          >
            {ANALYTICS_METRICS.map(({ field, label, testId }) => {
              const value = data[field]
              const tone = analyticsTone(field, value)
              return (
                <Box
                  key={field}
                  sx={{
                    borderRadius: 2,
                    border: '1px solid',
                    borderColor:
                      tone === 'positive'
                        ? 'rgba(46, 125, 50, 0.3)'
                        : tone === 'negative'
                          ? 'rgba(211, 47, 47, 0.3)'
                          : 'divider',
                    background:
                      tone === 'positive'
                        ? 'linear-gradient(180deg, #f3faf5, #edf7f0)'
                        : tone === 'negative'
                          ? 'linear-gradient(180deg, #fff7f5, #fff1ef)'
                          : undefined,
                    bgcolor: tone === 'positive' || tone === 'negative' ? undefined : 'grey.50',
                    p: 1.5,
                    minHeight: 72,
                    display: 'flex',
                    flexDirection: 'column',
                    justifyContent: 'space-between',
                  }}
                >
                  <Box
                    sx={{
                      color: 'text.secondary',
                      fontSize: 12,
                      fontWeight: 700,
                      lineHeight: 1.25,
                    }}
                  >
                    {label}
                  </Box>
                  <Box
                    data-testid={testId}
                    data-tone={tone}
                    sx={{
                      mt: 0.5,
                      fontWeight: 700,
                      fontSize: 15,
                      lineHeight: 1.25,
                      color:
                        tone === 'positive'
                          ? 'success.main'
                          : tone === 'negative'
                            ? 'error.main'
                            : 'text.disabled',
                    }}
                  >
                    {analyticsDisplay(field, value, data.currency)}
                  </Box>
                </Box>
              )
            })}
          </Box>
        </Box>
      )}
    </BrokerDashboardCard>
  )
}