import {z} from 'zod'

export type GetApiApiV1DomainsDomainIdHealthArgs = {domain_id: string};

export type GetApiApiV1DomainsDomainIdHealthOptions = {baseUrl: string, ApiKeyAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const sendingDomainStatus = z.enum(["not_started", "awaiting_ownership", "pending", "dns_invalid", "verifying", "verified", "failed", "pending_dkim_rotation", "degraded", "pending_deletion"]);

export const domainHealthSummary = z.object({id: z.string(), domain: z.string(), mail_from_subdomain: z.string(), is_default: z.boolean(), status: sendingDomainStatus, ownership_validated: z.boolean(), verified_at: z.string().nullable(), last_checked_at: z.string().nullable(), degraded_since: z.string().nullable()});

export const dnsRecordPurpose = z.enum(["ownership-precheck", "verification", "dkim", "dkim-rotation-pending", "mail-from-mx", "mail-from-spf", "inbound-mx", "dmarc"]);

export const dnsRecordStatus = z.enum(["unknown", "ok", "missing", "mismatch"]);

export const dnsRecordHealthSummary = z.object({type: z.string(), host: z.string(), purpose: dnsRecordPurpose, status: dnsRecordStatus, required: z.boolean()});

export const domainHealthResponse = z.object({domain: domainHealthSummary, dns_records: z.array(dnsRecordHealthSummary)});

export const validateResponse = async <Output>(
  schema: {
    readonly '~standard': {
      readonly validate: (value: unknown) => ({ readonly value: Output; readonly issues?: undefined } | { readonly issues: ReadonlyArray<{ readonly message: string; readonly path?: ReadonlyArray<PropertyKey | { readonly key: PropertyKey }> | undefined }> }) | Promise<{ readonly value: Output; readonly issues?: undefined } | { readonly issues: ReadonlyArray<{ readonly message: string; readonly path?: ReadonlyArray<PropertyKey | { readonly key: PropertyKey }> | undefined }> }>
    }
  },
  value: unknown
): Promise<Output> => {
  const result = await schema['~standard'].validate(value)

  if (result.issues !== undefined) {
    const detail = result.issues
      .map(({ message, path }) =>
        path?.length
          ? `${path.map((segment) => String(typeof segment === 'object' ? segment.key : segment)).join('.')}: ${message}`
          : message
      )
      .join('; ')

    throw new Error(`Response does not match the schema: ${detail}`, { cause: { issues: result.issues } })
  }

  return result.value
};

/**
 * Get Domain Health
 * 
 * GET /api/v1/domains/{domain_id}/health
 * 
 * Also accepts auth: BearerAuth
 */
export const getApiApiV1DomainsDomainIdHealth = async (args: GetApiApiV1DomainsDomainIdHealthArgs, options: GetApiApiV1DomainsDomainIdHealthOptions) => {
const {baseUrl, fetch: fetchFn = fetch, ApiKeyAuth} = options ?? {}

const query = new URLSearchParams()
const headers = new Headers()
headers.set('accept', "application/json")

if (ApiKeyAuth !== undefined) headers.set("X-API-Key", ApiKeyAuth)

const url = `${baseUrl.replace(/\/+$/, '')}/api/v1/domains/${encodeURIComponent(String(args.domain_id))}/health${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "GET", headers})

if (!res.ok) throw new Error(`Request failed with status ${res.status}`, {cause: {status: res.status, body: await res.text()}})

return validateResponse(domainHealthResponse, await res.json())
};