import {z} from 'zod'

export type GetApiPublicV1WritingStylesPresetsOptions = {baseUrl?: string | undefined, ApiKeyAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const getApiPublicV1WritingStylesPresetsResponse = z.object({statusCode: z.number().optional(), status: z.boolean().optional(), message: z.string().optional(), data: z.object({presets: z.array(z.object({key: z.string().optional(), dos: z.array(z.string()).optional(), donts: z.array(z.string()).optional(), samples: z.string().optional()})).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
};

/**
 * Returns the built-in preset templates (dos, donts, samples). Copy a preset onto a writing style via PATCH /public/v1/writing-styles/:id.
 * 
 * GET /public/v1/writing-styles/presets
 */
export const getApiPublicV1WritingStylesPresets = async (options?: GetApiPublicV1WritingStylesPresetsOptions) => {
const {baseUrl = "https://api.joinvalley.co", fetch: fetchFn = fetch, ApiKeyAuth} = options ?? {}

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

if (ApiKeyAuth !== undefined) headers.set("x-api-key", ApiKeyAuth)

const url = `${baseUrl.replace(/\/+$/, '')}/public/v1/writing-styles/presets${query.size > 0 ? `?${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(getApiPublicV1WritingStylesPresetsResponse, await res.json())
};