import {z} from 'zod'

export type PatchApiV2TopicsTopicIdCoverImageArgs = {'X-Signature'?: string | undefined, 'X-Timestamp'?: number | undefined, topicId: string, body: BodyInit};

export type PatchApiV2TopicsTopicIdCoverImageOptions = {baseUrl?: string | undefined, bearerAuth?: string | undefined, hmacSignature?: string | undefined, fetch?: typeof fetch | undefined};

export const topicCoverImageUpdateResponse = z.object({id: z.string().optional(), updatedAt: z.number().int().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
};

/**
 * Set or update a topic cover image
 * 
 * PATCH /v2/topics/{topicId}/cover-image
 * 
 * Also accepts auth: oauth2ClientCredentials
 */
export const patchApiV2TopicsTopicIdCoverImage = async (args: PatchApiV2TopicsTopicIdCoverImageArgs, options?: PatchApiV2TopicsTopicIdCoverImageOptions) => {
const {baseUrl = "https://api.zenzap.co", fetch: fetchFn = fetch, bearerAuth, hmacSignature} = options ?? {}

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

if (args['X-Signature'] != null) headers.set("X-Signature", String(args['X-Signature']))
if (args['X-Timestamp'] != null) headers.set("X-Timestamp", String(args['X-Timestamp']))
if (bearerAuth !== undefined) headers.set('authorization', `Bearer ${bearerAuth}`)
if (hmacSignature !== undefined) headers.set("X-Signature", hmacSignature)

const url = `${baseUrl.replace(/\/+$/, '')}/v2/topics/${encodeURIComponent(String(args.topicId))}/cover-image${query.size > 0 ? `?${query}` : ''}`

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

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

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