import {z} from 'zod'

export type GetApiApiPublicEmailChannelIdArgs = {'x-api-key': string, id: string};

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

export const dnsRecordResponseDto = z.object({id: z.string(), record_type: z.enum(["cname", "mx", "txt"]), host: z.string(), data: z.string(), valid: z.boolean(), purpose: z.enum(["spf", "dkim1", "dkim2", "inbound_mx"])});

export const plannedInboundMxResponseDto = z.object({host: z.string(), data: z.string()});

export const emailDomainResponseDto = z.object({id: z.string(), domain: z.string(), outbound_validation_status: z.enum(["not_configured", "pending", "verified", "failed"]), inbound_validation_status: z.enum(["not_configured", "pending", "verified", "failed"]), dns_records: z.array(dnsRecordResponseDto).optional(), planned_inbound_mx: plannedInboundMxResponseDto.optional(), connection_method: z.enum(["manual", "shared"]), subdomain_slug: z.string().nullable().optional()});

export const emailChannelResponseDto = z.object({id: z.string(), sender_address: z.string(), sender_name: z.string(), created_at: z.string(), email_domain: emailDomainResponseDto});

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 a single email channel
 * 
 * GET /api/public/email-channel/{id}
 */
export const getApiApiPublicEmailChannelId = async (args: GetApiApiPublicEmailChannelIdArgs, options?: GetApiApiPublicEmailChannelIdOptions) => {
const {baseUrl = "https://api.vambe.me", fetch: fetchFn = fetch} = options ?? {}

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

if (args['x-api-key'] != null) headers.set("x-api-key", String(args['x-api-key']))

const url = `${baseUrl.replace(/\/+$/, '')}/api/public/email-channel/${encodeURIComponent(String(args.id))}${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(emailChannelResponseDto, await res.json())
};