import {z} from 'zod'

export type GetApiApiV1PagesPageIdTextElementsArgs = {page_id: string, bbox_x_min?: (number | string | null) | undefined, bbox_x_max?: (number | string | null) | undefined, bbox_y_min?: (number | string | null) | undefined, bbox_y_max?: (number | string | null) | undefined};

export type GetApiApiV1PagesPageIdTextElementsOptions = {baseUrl: string, fetch?: typeof fetch | undefined};

export const textElement = z.object({id: z.string(), page_id: z.string(), extraction_id: z.string(), content: z.string(), bbox_x: z.string(), bbox_y: z.string(), bbox_width: z.string(), bbox_height: z.string(), font_family: z.string().nullable().optional(), font_size: z.string().nullable().optional(), rotation: z.string().optional(), metadata: z.record(z.string(), z.unknown()).optional()});

export const textElementListResponse = z.object({items: z.array(textElement), truncated: z.boolean().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
};

/**
 * List Text Elements
 * 
 * GET /api/v1/pages/{page_id}/text-elements
 */
export const getApiApiV1PagesPageIdTextElements = async (args: GetApiApiV1PagesPageIdTextElementsArgs, options: GetApiApiV1PagesPageIdTextElementsOptions) => {
const {baseUrl, fetch: fetchFn = fetch} = options ?? {}

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

if (args.bbox_x_min != null) query.append("bbox_x_min", String(args.bbox_x_min))
if (args.bbox_x_max != null) query.append("bbox_x_max", String(args.bbox_x_max))
if (args.bbox_y_min != null) query.append("bbox_y_min", String(args.bbox_y_min))
if (args.bbox_y_max != null) query.append("bbox_y_max", String(args.bbox_y_max))

const url = `${baseUrl.replace(/\/+$/, '')}/api/v1/pages/${encodeURIComponent(String(args.page_id))}/text-elements${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(textElementListResponse, await res.json())
};