'use client'
import type { TriggerSubscription } from '@/app/components/workflow/block-selector/types'
import { cn } from '@langgenius/dify-ui/cn'
import { RiCheckLine, RiDeleteBinLine, RiWebhookLine } from '@remixicon/react'
import * as React from 'react'
import { useState } from 'react'
import { useTranslation } from 'react-i18next'
import ActionButton from '@/app/components/base/action-button'
import { Infotip } from '@/app/components/base/infotip'
import { CreateSubscriptionButton } from './create'
import { CreateButtonType } from './create/types'
import { DeleteConfirm } from './delete-confirm'
import { useSubscriptionList } from './use-subscription-list'

type SubscriptionSelectorProps = {
  selectedId?: string
  onSelect?: ({ id, name }: { id: string, name: string }) => void
}

export const SubscriptionSelectorView: React.FC<SubscriptionSelectorProps> = ({
  selectedId,
  onSelect,
}) => {
  const { t } = useTranslation()
  const { subscriptions } = useSubscriptionList()
  const [deletedSubscription, setDeletedSubscription] = useState<TriggerSubscription | null>(null)
  const subscriptionCount = subscriptions?.length || 0

  return (
    <div className="w-[320px] p-1">
      {subscriptionCount > 0 && (
        <div className="mr-1.5 ml-7 flex h-8 items-center justify-between">
          <div className="flex shrink-0 items-center gap-1">
            <span className="system-sm-semibold-uppercase text-text-secondary">
              {t('subscription.listNum', { ns: 'pluginTrigger', num: subscriptionCount })}
            </span>
            <Infotip
              aria-label={t('subscription.list.tip', { ns: 'pluginTrigger' })}
              className="size-3.5"
              iconClassName="h-full w-full"
            >
              {t('subscription.list.tip', { ns: 'pluginTrigger' })}
            </Infotip>
          </div>
          <CreateSubscriptionButton
            buttonType={CreateButtonType.ICON_BUTTON}
            shape="circle"
          />
        </div>
      )}
      <div className="max-h-[320px] overflow-y-auto">
        {subscriptions?.map(subscription => (
          <div
            key={subscription.id}
            className={cn(
              'group flex w-full items-center justify-between rounded-lg p-1 text-left transition-colors',
              'hover:bg-state-base-hover has-[.subscription-delete-btn:hover]:bg-state-destructive-hover!',
              selectedId === subscription.id && 'bg-state-base-hover',
            )}
          >
            <button
              type="button"
              className="flex flex-1 items-center text-left"
              onClick={() => onSelect?.(subscription)}
            >
              <div className="flex items-center">
                {selectedId === subscription.id && (
                  <RiCheckLine className="mr-2 size-4 shrink-0 text-text-accent" />
                )}
                <RiWebhookLine className={cn('mr-1.5 size-3.5 text-text-secondary', selectedId !== subscription.id && 'ml-6')} />
                <span className="system-md-regular leading-6 text-text-secondary">
                  {subscription.name}
                </span>
              </div>
            </button>
            <ActionButton
              onClick={(e) => {
                e.stopPropagation()
                setDeletedSubscription(subscription)
              }}
              className="subscription-delete-btn hidden shrink-0 text-text-tertiary group-hover:flex hover:bg-state-destructive-hover hover:text-text-destructive"
            >
              <RiDeleteBinLine className="size-4" />
            </ActionButton>
          </div>
        ))}
      </div>
      {deletedSubscription && (
        <DeleteConfirm
          onClose={(deleted) => {
            if (deleted)
              onSelect?.({ id: '', name: '' })
            setDeletedSubscription(null)
          }}
          isShow={!!deletedSubscription}
          currentId={deletedSubscription.id}
          currentName={deletedSubscription.name}
          workflowsInUse={deletedSubscription.workflows_in_use}
        />
      )}
    </div>
  )
}