'use client'
import type { FC } from 'react'
import { Button } from '@langgenius/dify-ui/button'
import { RiBook2Line, RiFileEditLine, RiGroupLine } from '@remixicon/react'
import { useUnmountedRef } from 'ahooks'
import { useAtomValue } from 'jotai'
import * as React from 'react'
import { useEffect } from 'react'
import { useTranslation } from 'react-i18next'
import { ApiAggregate, TriggerAll } from '@/app/components/base/icons/src/vender/workflow'
import UsageInfo from '@/app/components/billing/usage-info'
import { useSetEducationVerifying } from '@/app/education-apply/storage'
import VerifyStateModal from '@/app/education-apply/verify-state-modal'
import { IS_CLOUD_EDITION } from '@/config'
import { userProfileEmailAtom } from '@/context/account-state'
import { useModalContextSelector } from '@/context/modal-context'
import { useProviderContext } from '@/context/provider-context'
import { isCurrentWorkspaceManagerAtom } from '@/context/workspace-state'
import { usePathname, useRouter } from '@/next/navigation'
import { useEducationVerify } from '@/service/use-education'
import { getDaysUntilEndOfMonth } from '@/utils/time'
import Loading from '../../base/icons/src/public/thought/Loading'
import { NUM_INFINITE } from '../config'
import { useEducationDiscount } from '../hooks/use-education-discount'
import { Plan, SelfHostedPlan } from '../type'
import UpgradeBtn from '../upgrade-btn'
import AppsInfo from '../usage-info/apps-info'
import VectorSpaceInfo from '../usage-info/vector-space-info'
import { Enterprise, Professional, Sandbox, Team } from './assets'

type Props = Readonly<{
  loc: string
}>

const PlanComp: FC<Props> = ({ loc }) => {
  const { t } = useTranslation()
  const router = useRouter()
  const path = usePathname()
  const userProfileEmail = useAtomValue(userProfileEmailAtom)
  const isCurrentWorkspaceManager = useAtomValue(isCurrentWorkspaceManagerAtom)
  const { plan, enableEducationPlan, allowRefreshEducationVerify, isEducationAccount } =
    useProviderContext()
  const isAboutToExpire = allowRefreshEducationVerify
  const { type } = plan
  const isEnterprisePlan = String(type) === SelfHostedPlan.enterprise

  const { usage, total, reset } = plan
  const triggerEventsResetInDays =
    type === Plan.professional && total.triggerEvents !== NUM_INFINITE
      ? (reset.triggerEvents ?? undefined)
      : undefined
  const apiRateLimitResetInDays = (() => {
    if (total.apiRateLimit === NUM_INFINITE) return undefined
    if (typeof reset.apiRateLimit === 'number') return reset.apiRateLimit
    if (type === Plan.sandbox) return getDaysUntilEndOfMonth()
    return undefined
  })()

  const [showModal, setShowModal] = React.useState(false)
  const { handleEducationDiscount, isEducationDiscountLoading } = useEducationDiscount()
  const { mutateAsync, isPending } = useEducationVerify()
  const setShowAccountSettingModal = useModalContextSelector((s) => s.setShowAccountSettingModal)
  const setEducationVerifying = useSetEducationVerifying()
  const unmountedRef = useUnmountedRef()
  const handleVerify = () => {
    if (isPending) return
    mutateAsync()
      .then((res) => {
        setEducationVerifying(null)
        if (unmountedRef.current) return
        router.push(`/education-apply?token=${res.token}`)
      })
      .catch(() => {
        setShowModal(true)
      })
  }
  useEffect(() => {
    // setShowAccountSettingModal would prevent navigation
    if (path.startsWith('/education-apply')) setShowAccountSettingModal(null)
  }, [path, setShowAccountSettingModal])
  return (
    <div className="relative rounded-2xl border-[0.5px] border-effects-highlight-lightmode-off bg-background-section-burn">
      <div className="p-6 pb-2">
        {plan.type === Plan.sandbox && <Sandbox />}
        {plan.type === Plan.professional && <Professional />}
        {plan.type === Plan.team && <Team />}
        {isEnterprisePlan && <Enterprise />}
        <div className="mt-1 flex items-center">
          <div className="grow">
            <div className="mb-1 flex items-center gap-1">
              <div className="system-md-semibold-uppercase text-text-primary">
                {t(($) => $[`plans.${type}.name`], { ns: 'billing' })}
              </div>
            </div>
            <div className="system-xs-regular text-util-colors-gray-gray-600">
              {t(($) => $[`plans.${type}.for`], { ns: 'billing' })}
            </div>
          </div>
          <div className="flex shrink-0 items-center gap-1">
            {IS_CLOUD_EDITION &&
              enableEducationPlan &&
              (!isEducationAccount || isAboutToExpire) && (
                <Button variant="ghost" onClick={handleVerify} disabled={isPending}>
                  <span className="mr-1 i-ri-graduation-cap-line size-4" />
                  {t(($) => $.toVerified, { ns: 'education' })}
                  {isPending && <Loading className="ml-1 animate-spin-slow" />}
                </Button>
              )}
            {IS_CLOUD_EDITION &&
              enableEducationPlan &&
              isEducationAccount &&
              type === Plan.sandbox &&
              isCurrentWorkspaceManager && (
                <Button
                  variant="ghost"
                  onClick={handleEducationDiscount}
                  disabled={isEducationDiscountLoading}
                >
                  <span className="mr-1 i-ri-graduation-cap-line size-4" />
                  {t(($) => $.useEducationDiscount, { ns: 'education' })}
                  {isEducationDiscountLoading && <Loading className="ml-1 animate-spin-slow" />}
                </Button>
              )}
            {IS_CLOUD_EDITION && !isEnterprisePlan && (
              <UpgradeBtn className="shrink-0" isPlain={type === Plan.team} isShort loc={loc} />
            )}
          </div>
        </div>
      </div>
      {/* Plan detail */}
      <div className="grid grid-cols-3 content-start gap-1 p-2">
        <AppsInfo />
        <UsageInfo
          Icon={RiGroupLine}
          name={t(($) => $['usagePage.teamMembers'], { ns: 'billing' })}
          usage={usage.teamMembers}
          total={total.teamMembers}
        />
        <UsageInfo
          Icon={RiBook2Line}
          name={t(($) => $['usagePage.documentsUploadQuota'], { ns: 'billing' })}
          usage={usage.documentsUploadQuota}
          total={total.documentsUploadQuota}
        />
        <VectorSpaceInfo />
        <UsageInfo
          Icon={RiFileEditLine}
          name={t(($) => $['usagePage.annotationQuota'], { ns: 'billing' })}
          usage={usage.annotatedResponse}
          total={total.annotatedResponse}
        />
        <UsageInfo
          Icon={TriggerAll}
          name={t(($) => $['usagePage.triggerEvents'], { ns: 'billing' })}
          usage={usage.triggerEvents}
          total={total.triggerEvents}
          tooltip={t(($) => $['plansCommon.triggerEvents.tooltip'], { ns: 'billing' }) as string}
          resetInDays={triggerEventsResetInDays}
        />
        <UsageInfo
          Icon={ApiAggregate}
          name={t(($) => $['plansCommon.apiRateLimit'], { ns: 'billing' })}
          usage={usage.apiRateLimit}
          total={total.apiRateLimit}
          tooltip={
            total.apiRateLimit === NUM_INFINITE
              ? undefined
              : (t(($) => $['plansCommon.apiRateLimitTooltip'], { ns: 'billing' }) as string)
          }
          resetInDays={apiRateLimitResetInDays}
        />
      </div>
      <VerifyStateModal
        showLink
        email={userProfileEmail}
        isShow={showModal}
        title={t(($) => $.rejectTitle, { ns: 'education' })}
        content={t(($) => $.rejectContent, { ns: 'education' })}
        onConfirm={() => setShowModal(false)}
        onCancel={() => setShowModal(false)}
      />
    </div>
  )
}
export default React.memo(PlanComp)
