import { DocumentNode, print } from "graphql"

import { Lang } from "@/constants/languages"
import { env } from "@/env/server"
import { ResolveEntryByUrl } from "@/lib/graphql/Query/ResolveEntry.graphql"
import { internalServerError } from "@/server/errors/next"

import { validateEntryResolveSchema } from "@/types/requests/entry"

export async function resolve(url: string, lang = Lang.en) {
  const result = await fetch(env.CMS_URL, {
    method: "POST",
    headers: {
      access_token: env.CMS_ACCESS_TOKEN,
      "Content-Type": "application/json",
    },
    body: JSON.stringify({
      query: print(ResolveEntryByUrl as DocumentNode),
      variables: {
        locale: lang,
        url,
      },
    }),
  })

  const { data } = await result.json()

  const validatedData = validateEntryResolveSchema.safeParse(data)

  if (!validatedData.success) {
    throw internalServerError(validatedData.error)
  }

  for (const value of Object.values(validatedData.data)) {
    if (value.total) {
      const { content_type_uid, uid } = value.items[0].system
      return {
        contentType: content_type_uid.replaceAll("_", "-"),
        uid,
      }
    }
  }

  return {
    contentType: null,
    uid: null,
  }
}