import {z} from 'zod'

export type GetApiV1LibrariesLibraryIdDocumentsDocumentIdTextContentArgs = {library_id: string, document_id: string, page_start?: (number | null) | undefined, page_end?: (number | null) | undefined};

export type GetApiV1LibrariesLibraryIdDocumentsDocumentIdTextContentOptions = {baseUrl?: string | undefined, ApiKey?: string | undefined, fetch?: typeof fetch | undefined};

export const documentTextContent = z.object({text: z.string()});

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
};

/**
 * Retrieve the text content of a specific document.
 * 
 * GET /v1/libraries/{library_id}/documents/{document_id}/text_content
 */
export const getApiV1LibrariesLibraryIdDocumentsDocumentIdTextContent = async (args: GetApiV1LibrariesLibraryIdDocumentsDocumentIdTextContentArgs, options?: GetApiV1LibrariesLibraryIdDocumentsDocumentIdTextContentOptions) => {
const {baseUrl = "https://api.mistral.ai", fetch: fetchFn = fetch, ApiKey} = options ?? {}

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

if (args.page_start != null) query.append("page_start", String(args.page_start))
if (args.page_end != null) query.append("page_end", String(args.page_end))
if (ApiKey !== undefined) headers.set('authorization', `Bearer ${ApiKey}`)

const url = `${baseUrl.replace(/\/+$/, '')}/v1/libraries/${encodeURIComponent(String(args.library_id))}/documents/${encodeURIComponent(String(args.document_id))}/text_content${query.size > 0 ? `?${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(documentTextContent, await res.json())
};