import { Lang } from "@/constants/languages"
import { GetContentPage } from "@/lib/graphql/Query/ContentPage.graphql"
import { request } from "@/lib/graphql/request"
import { notFound } from "@/server/errors/trpc"
import { contentstackExtendedProcedureUID, router } from "@/server/trpc"

import { generateTag } from "@/utils/generateTag"
import { makeImageVaultImage } from "@/utils/imageVault"

import { validateContentPageSchema } from "./output"

import {
  TrackingChannelEnum,
  TrackingSDKPageData,
} from "@/types/components/tracking"
import {
  ContentPage,
  ContentPageDataRaw,
} from "@/types/trpc/routers/contentstack/contentPage"

export const contentPageQueryRouter = router({
  get: contentstackExtendedProcedureUID.query(async ({ ctx }) => {
    const { lang, uid } = ctx

    // TODO: Refs request should be done when adding more data to this query
    // which has references to other pages.

    const response = await request<ContentPageDataRaw>(
      GetContentPage,
      {
        locale: lang,
        uid,
      },
      { tags: [generateTag(lang, uid)] }
    )

    if (!response.data) {
      throw notFound(response)
    }

    const validatedContentPage = validateContentPageSchema.safeParse(
      response.data
    )

    if (!validatedContentPage.success) {
      console.error(
        `Failed to validate Contentpage Data - (lang: ${lang}, uid: ${uid})`
      )
      console.error(validatedContentPage.error)
      return null
    }

    const contentPageData = validatedContentPage.data.content_page
    const contentPage: ContentPage = {
      ...contentPageData,
      heroImage: makeImageVaultImage(contentPageData.hero_image),
    }

    const tracking: TrackingSDKPageData = {
      pageId: contentPageData.system.uid,
      lang: contentPageData.system.locale as Lang,
      publishedDate: contentPageData.system.updated_at,
      createdDate: contentPageData.system.created_at,
      channel: TrackingChannelEnum["static-content-page"],
      pageType: "staticcontentpage",
    }

    return {
      contentPage,
      tracking,
    }
  }),
})