import {z} from 'zod'

export type GetApi30AudiencesAudienceIdContactsArgs = {fields?: Array<string> | undefined, exclude_fields?: Array<string> | undefined, count?: number | undefined, cursor?: string | undefined, created_before?: string | undefined, created_since?: string | undefined, updated_before?: string | undefined, updated_since?: string | undefined, audience_id: string, sort_field?: ('created_at' | 'updated_at') | undefined, sort_dir?: ('ASC' | 'DESC') | undefined};

export type GetApi30AudiencesAudienceIdContactsOptions = {baseUrl?: string | undefined, bearerToken?: string | undefined, fetch?: typeof fetch | undefined};

export const getApi30AudiencesAudienceIdContactsResponse = z.object({contacts: z.array(z.object({audience_id: z.string().optional(), created_at: z.string().optional(), email_channel: z.object({effective_subscription_status: z.object({value: z.enum(["subscribed", "unsubscribed", "nonsubscribed", "pending"]).optional()}).optional(), email: z.string().optional(), hashed_email: z.string().optional(), marketing_consent: z.object({source: z.object({name: z.string().optional()}).optional(), status: z.enum(["consented", "denied", "confirmed", "unknown"]).optional(), captured_at: z.string().optional()}).optional(), source: z.object({name: z.string().optional()}).optional()}).optional(), id: z.string().optional(), language: z.enum(["", "en", "ar", "af", "be", "bg", "ca", "zh", "zh_CN", "hr", "cs", "da", "nl", "et", "fa", "fi", "fr", "fr_CA", "de", "el", "he", "hi", "hu", "is", "id", "ga", "it", "ja", "km", "ko", "lv", "lt", "mt", "ms", "mk", "no", "pl", "pt", "pt_PT", "ro", "ru", "sr", "sk", "sl", "es", "es_ES", "sw", "sv", "ta", "th", "tr", "uk", "vi"]).optional(), last_updated_at: z.string().optional(), merge_fields: z.record(z.string(), z.union([z.object({addr1: z.string(), addr2: z.string().optional(), city: z.string(), state: z.string(), zip: z.string(), country: z.string().optional()}), z.string(), z.number()])).nullable().optional(), sms_channel: z.object({effective_subscription_status: z.object({value: z.enum(["subscribed", "unsubscribed", "nonsubscribed", "pending"]).optional()}).optional(), marketing_consent: z.object({source: z.object({name: z.string().optional()}).optional(), status: z.enum(["consented", "confirmed", "denied", "unknown"]).optional(), captured_at: z.string().optional()}).optional(), sms_phone: z.string().optional(), source: z.object({name: z.string().optional()}).optional(), hashed_sms_phone: z.string().optional()}).optional(), source: z.object({name: z.string().optional()}).optional(), status: z.enum(["active", "archived"]).optional(), tags: z.array(z.string()).optional()})).optional(), next_cursor: z.string().optional(), _links: z.array(z.object({href: z.string().optional(), method: z.enum(["GET", "POST", "PUT", "PATCH", "DELETE", "OPTIONS", "HEAD"]).optional(), rel: z.string().optional(), schema: z.string().optional(), targetSchema: z.string().optional()})).optional()});

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
};

/**
 * A collection of Audience Contacts
 * 
 * GET /3.0/audiences/{audience_id}/contacts
 * 
 * Also accepts auth: oauth2
 */
export const getApi30AudiencesAudienceIdContacts = async (args: GetApi30AudiencesAudienceIdContactsArgs, options?: GetApi30AudiencesAudienceIdContactsOptions) => {
const {baseUrl = "https://api.mailchimp.com", fetch: fetchFn = fetch, bearerToken} = options ?? {}

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

if (args.fields != null) query.append("fields", args.fields.join(','))
if (args.exclude_fields != null) query.append("exclude_fields", args.exclude_fields.join(','))
if (args.count != null) query.append("count", String(args.count))
if (args.cursor != null) query.append("cursor", String(args.cursor))
if (args.created_before != null) query.append("created_before", String(args.created_before))
if (args.created_since != null) query.append("created_since", String(args.created_since))
if (args.updated_before != null) query.append("updated_before", String(args.updated_before))
if (args.updated_since != null) query.append("updated_since", String(args.updated_since))
if (args.sort_field != null) query.append("sort_field", String(args.sort_field))
if (args.sort_dir != null) query.append("sort_dir", String(args.sort_dir))
if (bearerToken !== undefined) headers.set('authorization', `Bearer ${bearerToken}`)

const url = `${baseUrl.replace(/\/+$/, '')}/3.0/audiences/${encodeURIComponent(String(args.audience_id))}/contacts${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(getApi30AudiencesAudienceIdContactsResponse, await res.json())
};