import { createCounter } from "@scandic-hotels/common/telemetry"

import { router } from "../../.."
import { notFoundError } from "../../../errors"
import { GetCampaignPage } from "../../../graphql/Query/CampaignPage/CampaignPage.graphql"
import { request } from "../../../graphql/request"
import { contentStackUidWithServiceProcedure } from "../../../procedures"
import { generateTag } from "../../../utils/generateTag"
import { campaignPageSchema } from "./output"

import type { GetCampaignPageData } from "../../../types/campaignPage"
import type { TrackingPageData } from "../../types"

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

    const cacheKey = generateTag(lang, uid)

    const getCampaignPageCounter = createCounter(
      "trpc.contentstack.campaignPage.get"
    )
    const metricsGetCampaignPage = getCampaignPageCounter.init({
      lang,
      uid,
    })

    metricsGetCampaignPage.start()

    const variables = { locale: lang, uid }
    const response = await request<GetCampaignPageData>(
      GetCampaignPage,
      variables,
      {
        key: `${cacheKey}:campaignPage`,
        ttl: "max",
      }
    )
    if (!response.data) {
      metricsGetCampaignPage.noDataError()
      throw notFoundError({
        message: "GetCampaignPage returned no data",
        errorDetails: variables,
      })
    }

    const validatedResponse = campaignPageSchema.safeParse(response.data)

    if (!validatedResponse.success) {
      metricsGetCampaignPage.validationError(validatedResponse.error)
      return null
    }

    const { campaign_page, trackingProps } = validatedResponse.data

    metricsGetCampaignPage.success()

    const system = campaign_page.system
    const pageName = trackingProps.url

    const tracking: TrackingPageData = {
      pageId: system.uid,
      domainLanguage: system.locale,
      publishDate: system.updated_at,
      createDate: system.created_at,
      channel: "campaign",
      pageType: "campaigncollectionpage",
      pageName,
      siteSections: pageName,
      siteVersion: "new-web",
    }

    return {
      campaign_page,
      tracking,
    }
  }),
})