import * as z from "zod"
import { CLOUDFLARE_PAGE_INFO_SCHEMA } from "@automate.ax/integration-contracts/cloudflare"
import type { IntegrationScopeRequirement } from "../../automation/integrations"

export const CLOUDFLARE_ACCOUNT_SETTINGS_READ_SCOPE = "account-settings.read"
export const CLOUDFLARE_ZONE_READ_SCOPE = "zone.read"
export const CLOUDFLARE_ZONE_WRITE_SCOPE = "zone.write"
export const CLOUDFLARE_DNS_READ_SCOPE = "dns.read"
export const CLOUDFLARE_DNS_WRITE_SCOPE = "dns.write"
export const CLOUDFLARE_CACHE_PURGE_SCOPE = "cache.purge"
export const CLOUDFLARE_HEALTH_CHECK_READ_SCOPE = "healthcheck.read"
export const CLOUDFLARE_HEALTH_CHECK_WRITE_SCOPE = "healthcheck.write"
export const CLOUDFLARE_NOTIFICATIONS_READ_SCOPE = "notifications.read"
export const CLOUDFLARE_NOTIFICATIONS_WRITE_SCOPE = "notifications.write"
export const CLOUDFLARE_BROWSER_RENDERING_WRITE_SCOPE =
  "browser-rendering.write"

/**
 * Offers Cloudflare OAuth with an API-token fallback for one exact permission.
 *
 * @param requiredScope - Least-privilege Cloudflare OAuth scope.
 */
export function cloudflareAccountRequirement(
  requiredScope: IntegrationScopeRequirement,
) {
  return {
    connections: [
      { connectionMethodId: "oauth", requiredScope },
      { connectionMethodId: "api-token" },
    ],
  } as const
}

export const CLOUDFLARE_ID_SCHEMA = z.string().trim().min(1)
export const CLOUDFLARE_PAGE_INPUT_SCHEMA = {
  page: z.number().int().positive().prefault(1),
  perPage: z.number().int().min(5).max(50).prefault(20),
}

/**
 * Builds the public output schema for one Cloudflare page.
 *
 * @param item - Schema for one normalized result item.
 */
export function cloudflarePageSchema<T extends z.ZodType>(item: T) {
  return z.object({
    items: item.array(),
    pageInfo: CLOUDFLARE_PAGE_INFO_SCHEMA.optional(),
  })
}

/**
 * Renames a provider page into the public result shape.
 *
 * @param page - Normalized provider page.
 * @param page.result - Normalized result items.
 * @param page.resultInfo - Optional provider pagination metadata.
 */
export function toCloudflarePage<T>(page: {
  result: T[]
  resultInfo?: z.output<typeof CLOUDFLARE_PAGE_INFO_SCHEMA>
}) {
  return { items: page.result, pageInfo: page.resultInfo }
}