import type {
  FooterLinkItem,
  FooterRefDataRaw,
} from "@/types/components/footer/footer"
import type { HeaderRefResponse } from "@/types/header"
import { Edges } from "@/types/requests/utils/edges"
import { NodeRefs } from "@/types/requests/utils/refs"

export function getConnections(refs: HeaderRefResponse) {
  const connections: Edges<NodeRefs>[] = []
  const headerData = refs.all_header.items[0]
  const topLink = headerData.top_link
  if (topLink) {
    connections.push(topLink.linkConnection)
  }

  headerData.menu_items.forEach(
    ({ linkConnection, see_all_link, cardConnection, submenu }) => {
      const card = cardConnection.edges[0]?.node
      connections.push(linkConnection)

      if (see_all_link) {
        connections.push(see_all_link.linkConnection)
      }

      if (card) {
        if (card.primary_button) {
          connections.push(card.primary_button.linkConnection)
        }
        if (card.secondary_button) {
          connections.push(card.secondary_button.linkConnection)
        }
      }

      submenu.forEach(({ links }) => {
        links.forEach(({ linkConnection }) => {
          connections.push(linkConnection)
        })
      })
    }
  )

  return connections
}

export function getFooterConnections(refs: FooterRefDataRaw) {
  const connections: Edges<NodeRefs>[] = []
  const footerData = refs.all_footer.items[0]
  const mainLinks = footerData.main_links
  const secondaryLinks = footerData.secondary_links
  const tertiaryLinks = footerData.tertiary_links
  if (mainLinks) {
    mainLinks.forEach(({ pageConnection }) => {
      connections.push(pageConnection)
    })
  }
  secondaryLinks?.forEach(({ links }) => {
    if (links) {
      links.forEach(({ pageConnection }) => {
        connections.push(pageConnection)
      })
    }
  })
  if (tertiaryLinks) {
    tertiaryLinks.forEach(({ pageConnection }) => {
      connections.push(pageConnection)
    })
  }

  return connections
}

export function transformPageConnectionLinks(links: FooterLinkItem[]) {
  if (!links) return []
  return links.flatMap((link) => {
    if (link.pageConnection?.edges.length) {
      return link.pageConnection.edges.map((edge) => ({
        title: edge.node.title || "",
        url: edge.node.url || "",
        openInNewTab: link.open_in_new_tab,
        isExternal: false,
      }))
    } else if (link.link) {
      return [
        {
          title: link.link.title,
          url: link.link.href,
          openInNewTab: link.open_in_new_tab,
          isExternal: true,
        },
      ]
    }
    return []
  })
}