import {z} from 'zod'

export type ClickTrackingOptedIn = string;

export type ClickTrackingOptedOut = string;

export type CommercialOptedIn = string;

export type CommercialOptedOut = string;

export type OpenTrackingOptedIn = string;

export type OpenTrackingOptedOut = string;

export type SuppressionState = 'spam_complaint' | 'commercial_spam_complaint' | 'bounce' | 'imported' | 'carrier_deactivation';

export type TransactionalOptedIn = string;

export type TransactionalOptedOut = string;

export type TagArray = Array<string>;

export type TagGroupObject = {[key: string]: TagArray};

export type EmailChannelObject = {attributes?: Record<string, never> | undefined, channel: {address: string, click_tracking_opted_in?: ClickTrackingOptedIn | undefined, click_tracking_opted_out?: ClickTrackingOptedOut | undefined, commercial_opted_in?: CommercialOptedIn | undefined, commercial_opted_out?: CommercialOptedOut | undefined, locale_country?: string | undefined, locale_language?: string | undefined, open_tracking_opted_in?: OpenTrackingOptedIn | undefined, open_tracking_opted_out?: OpenTrackingOptedOut | undefined, suppression_state?: SuppressionState | undefined, timezone?: string | undefined, transactional_opted_in?: TransactionalOptedIn | undefined, transactional_opted_out?: TransactionalOptedOut | undefined, type: 'email'}, opt_in_mode?: ('classic' | 'double') | undefined, properties?: {[key: string]: unknown} | undefined, tag_operations?: TagGroupObject | undefined};

export type CreateApiApiChannelsEmailArgs = {body: EmailChannelObject};

export type CreateApiApiChannelsEmailOptions = {baseUrl?: string | undefined, basicAuth?: {username: string, password: string} | undefined, fetch?: typeof fetch | undefined};

export const createApiApiChannelsEmailResponse = z.object({attributes: z.object({ok: z.boolean().optional()}).optional(), channel_id: z.string().optional(), ok: z.boolean(), tags: z.object({ok: z.boolean().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
};

/**
 * Register email channel
 * 
 * POST /api/channels/email
 * 
 * Also accepts auth: bearerAuth, oauth2Token
 */
export const createApiApiChannelsEmail = async (args: CreateApiApiChannelsEmailArgs, options?: CreateApiApiChannelsEmailOptions) => {
const {baseUrl = "https://go.urbanairship.com", fetch: fetchFn = fetch, basicAuth} = options ?? {}

const query = new URLSearchParams()
const headers = new Headers()
headers.set('content-type', "application/json")
headers.set('accept', "application/vnd.urbanairship+json; version=3")

if (basicAuth !== undefined) headers.set('authorization', `Basic ${btoa(`${basicAuth.username}:${basicAuth.password}`)}`)

const url = `${baseUrl.replace(/\/+$/, '')}/api/channels/email${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "POST", headers, body: JSON.stringify(args.body)})

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

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