import type { ReactNode } from 'react'
import { Link } from '@tanstack/react-router'
import {
  Frame,
  FrameDescription,
  FrameHeader,
  FramePanel,
  FrameTitle,
} from '@/components/reui/frame'
import { cn } from '@cfdm/ui/lib/utils'
import { Item, ItemMedia } from '@cfdm/ui/components/item'

export interface OpsKpiCard {
  id: string
  typeLabel: string
  title: string
  metricLabel: string
  value: string | number
  hint?: ReactNode
  detail?: ReactNode
  icon: ReactNode
  iconBg?: string
}

interface OpsDashboardProps {
  title?: string
  description?: string
  kpiCards: OpsKpiCard[]
  charts: ReactNode
  queue: ReactNode
}

function KpiCardItem({ card }: { card: OpsKpiCard }) {
  return (
    <FramePanel>
      <div className="flex items-center gap-2.5">
        <Item
          className={cn(
            'p-0',
            'border-background flex size-10 items-center justify-center border-2 [background-image:radial-gradient(48.05%_48.05%_at_50%_5.95%,rgba(255,255,255,0.4)_0%,rgba(255,255,255,0)_100%)] shadow-[0_1px_3px_0_rgba(0,0,0,0.14)] dark:border [&_svg]:size-5 [&_svg]:text-white',
            card.iconBg ?? 'bg-chart-1',
          )}
        >
          <ItemMedia variant="icon" className="size-auto">
            {card.icon}
          </ItemMedia>
        </Item>
        <div className="flex min-w-0 flex-col gap-1">
          <p className="text-muted-foreground text-sm leading-tight">
            {card.typeLabel}
          </p>
          <h3 className="truncate text-sm leading-tight font-medium">{card.title}</h3>
        </div>
      </div>
      <div className="mt-5 flex flex-col gap-1.5">
        <p className="text-muted-foreground text-sm leading-tight">
          {card.metricLabel}
        </p>
        <div className="flex flex-wrap items-center gap-2">
          <span className="text-xl font-medium tracking-tight tabular-nums">
            {card.value}
          </span>
          {card.hint}
        </div>
        {card.detail ? (
          <p className="text-muted-foreground text-xs leading-snug">{card.detail}</p>
        ) : null}
      </div>
    </FramePanel>
  )
}

export function OpsDashboard({
  title = 'Панель управления',
  description = 'Обзор доменов, групп, сервисов и сертификатов Cloudflare',
  kpiCards,
  charts,
  queue,
}: OpsDashboardProps) {
  return (
    <div className="text-foreground @container mx-auto flex w-full max-w-7xl flex-col gap-4 md:gap-6">
      <header className="px-1">
        <h1 className="text-xl font-semibold tracking-tight">{title}</h1>
        <p className="text-muted-foreground max-w-2xl text-sm leading-relaxed">
          {description}
        </p>
      </header>

      <section aria-label="Ключевые метрики">
        <Frame className="@container w-full">
          <div className="grid gap-1 @2xl:grid-cols-2 @5xl:grid-cols-4">
            {kpiCards.map((card) => (
              <KpiCardItem key={card.id} card={card} />
            ))}
          </div>
        </Frame>
      </section>

      <section
        aria-label="Аналитика"
        className="grid min-w-0 auto-rows-fr items-start gap-4 @3xl:grid-cols-2"
      >
        {charts}
      </section>

      <section aria-label="Требуют внимания">
        <Frame dense spacing="sm" className="w-full">
          <FrameHeader>
            <FrameTitle>Требуют внимания</FrameTitle>
            <FrameDescription>
              Истекающие сертификаты и домены без группы
            </FrameDescription>
          </FrameHeader>
          <FramePanel>{queue}</FramePanel>
        </Frame>
      </section>
    </div>
  )
}

export function OpsDashboardHintLink({
  to,
  search,
  children,
}: {
  to: string
  search?: Record<string, unknown>
  children: ReactNode
}) {
  return (
    <Link
      to={to}
      search={search}
      className="text-primary text-sm font-medium hover:underline"
    >
      {children}
    </Link>
  )
}