import {z} from 'zod'

export type GetApiBroadcastsArgs = {page?: number | undefined, per_page?: number | undefined, cursor?: string | undefined, search?: string | undefined, status?: ('draft' | 'queued' | 'sending' | 'sent' | 'cancelled') | undefined};

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

export const broadcast = z.object({id: z.number().int(), publicId: z.string(), name: z.string(), fromAddress: z.string().optional(), fromName: z.string().nullable().optional(), subject: z.string(), htmlBody: z.string().nullable().optional(), textBody: z.string().nullable().optional(), replyTo: z.array(z.string()).nullable().optional(), segmentId: z.number().int().nullable().optional(), segmentPublicId: z.string().nullable().optional(), topicId: z.number().int().nullable().optional(), topicPublicId: z.string().nullable().optional(), status: z.enum(["draft", "queued", "sending", "sent", "cancelled"]), scheduledAt: z.string().nullable().optional(), sentAt: z.string().nullable().optional(), totalRecipients: z.number().int().optional(), deliveredCount: z.number().int().optional(), openedCount: z.number().int().optional(), clickedCount: z.number().int().optional(), bouncedCount: z.number().int().optional(), deferredCount: z.number().int().optional(), abTestEnabled: z.boolean().optional(), winnerVariantId: z.number().int().nullable().optional(), testSampleSize: z.number().int().nullable().optional(), testDurationMinutes: z.number().int().nullable().optional(), createdAt: z.string().optional(), updatedAt: z.string().optional()});

export const paginationMeta = z.object({page: z.number().int(), perPage: z.number().int(), total: z.number().int(), totalPages: z.number().int()});

export const getApiBroadcastsResponse = z.object({data: z.array(broadcast), meta: paginationMeta});

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
};

/**
 * List broadcasts
 * 
 * GET /broadcasts
 * 
 * Also accepts auth: bearerOAuth
 */
export const getApiBroadcasts = async (args: GetApiBroadcastsArgs, options?: GetApiBroadcastsOptions) => {
const {baseUrl = "https://api.poststack.dev", fetch: fetchFn = fetch, bearerApiKey} = options ?? {}

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

if (args.page != null) query.append("page", String(args.page))
if (args.per_page != null) query.append("per_page", String(args.per_page))
if (args.cursor != null) query.append("cursor", String(args.cursor))
if (args.search != null) query.append("search", String(args.search))
if (args.status != null) query.append("status", String(args.status))
if (bearerApiKey !== undefined) headers.set('authorization', `Bearer ${bearerApiKey}`)

const url = `${baseUrl.replace(/\/+$/, '')}/broadcasts${query.size > 0 ? `?${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(getApiBroadcastsResponse, await res.json())
};