import {z} from 'zod'

export type BoundingBox = {x0: number, y0: number, x1: number, y1: number, dpi?: number | undefined, class_name?: (string | null) | undefined, text?: (string | null) | undefined, confidence?: (number | null) | undefined};

export type ComponentCreateSpec = {type: string, page_number: number, bbox: BoundingBox, label?: (string | null) | undefined, parent_id?: (string | null) | undefined};

export type ComponentUpdateSpec = {component_id: string, type?: (string | null) | undefined, bbox?: (BoundingBox | null) | undefined};

export type ComponentMergeSpec = {component_ids: Array<string>};

export type ComponentReprocessingRequest = {component_ids?: (Array<string> | null) | undefined, reprocess_all_pending?: boolean | undefined, creates?: (Array<ComponentCreateSpec> | null) | undefined, updates?: (Array<ComponentUpdateSpec> | null) | undefined, deletes?: (Array<string> | null) | undefined, merges?: (Array<ComponentMergeSpec> | null) | undefined};

export type CreateApiApiV0DocumentsDocumentIdComponentReprocessingJobsArgs = {document_id: string, body: ComponentReprocessingRequest};

export type CreateApiApiV0DocumentsDocumentIdComponentReprocessingJobsOptions = {baseUrl: string, HTTPBearer?: string | undefined, fetch?: typeof fetch | undefined};

export const componentReprocessingResponse = z.object({job_status_id: z.string(), status: z.string(), component_count: z.number().int()});

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
};

/**
 * Create a component reprocessing job
 * 
 * POST /api/v0/documents/{document_id}/component-reprocessing-jobs
 */
export const createApiApiV0DocumentsDocumentIdComponentReprocessingJobs = async (args: CreateApiApiV0DocumentsDocumentIdComponentReprocessingJobsArgs, options: CreateApiApiV0DocumentsDocumentIdComponentReprocessingJobsOptions) => {
const {baseUrl, fetch: fetchFn = fetch, HTTPBearer} = options ?? {}

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

if (HTTPBearer !== undefined) headers.set('authorization', `Bearer ${HTTPBearer}`)

const url = `${baseUrl.replace(/\/+$/, '')}/api/v0/documents/${encodeURIComponent(String(args.document_id))}/component-reprocessing-jobs${query.size > 0 ? `?${query}` : ''}`

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

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

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