import {z} from 'zod'

export type GridPart = {page: number, columns: Array<{left_position: number, schema_id: string, header_texts?: Array<string> | undefined}>, rows: Array<{top_position: number, tuple_id?: (number | null) | undefined, type?: (string | null) | undefined, tuple_index?: number | undefined}>, width?: number | undefined, height?: number | undefined};

export type GridOperationsRequest = {operations: Array<{op: 'update' | 'delete' | 'create', grid_index: number, grid?: GridPart | undefined}>};

export type CreateApiApiV1AnnotationsAnnotationIDContentMultivalueIDGridOperationsArgs = {annotationID: number, multivalueID: number, body: GridOperationsRequest};

export type CreateApiApiV1AnnotationsAnnotationIDContentMultivalueIDGridOperationsOptions = {baseUrl?: string | undefined, BearerAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const annotationContentDatapointContent = z.object({value: z.string().optional(), normalized_value: z.string().nullable().optional(), page: z.number().int().nullable().optional(), position: z.array(z.number()).nullable().optional(), rir_text: z.string().nullable().optional(), rir_raw_text: z.string().nullable().optional(), rir_page: z.number().int().nullable().optional(), rir_position: z.array(z.number()).nullable().optional(), rir_confidence: z.number().nullable().optional(), connector_text: z.string().nullable().optional(), connector_position: z.array(z.number()).nullable().optional(), ocr_text: z.string().nullable().optional(), ocr_raw_text: z.string().nullable().optional(), ocr_position: z.array(z.number()).nullable().optional()});

export const validationSource = z.enum(["score", "checks", "not_found", "data_matching", "history", "connector", "table_suggester", "rules", "einvoicing", "human", "non_required", "NA"]);

export const validationSources = z.array(validationSource);

export const annotationContentDatapoint = z.object({id: z.number().int(), url: z.string(), schema_id: z.string(), category: z.literal("datapoint"), hidden: z.boolean().optional(), content: annotationContentDatapointContent, validation_sources: validationSources, time_spent: z.number(), time_spent_overall: z.number(), no_recalculation: z.boolean().optional()});

export const annotationContentGrid = z.object({parts: z.array(z.object({page: z.number().optional(), columns: z.array(z.object({left_position: z.number().optional(), schema_id: z.string().nullable().optional(), header_texts: z.array(z.string()).optional()})).optional(), rows: z.array(z.object({top_position: z.number().optional(), tuple_id: z.number().nullable().optional(), type: z.string().nullable().optional()})).optional(), width: z.number().optional(), height: z.number().optional()})).optional()});

export const annotationContentMultivalue = z.object({id: z.number().int(), url: z.string(), schema_id: z.string(), category: z.literal("multivalue"), hidden: z.boolean().optional(), children: z.array(z.union([z.object({id: z.number().int(), url: z.string(), schema_id: z.string(), category: z.literal("tuple"), hidden: z.boolean().optional(), children: z.array(annotationContentDatapoint)}), z.object({id: z.number().int(), url: z.string(), schema_id: z.string(), category: z.literal("datapoint"), hidden: z.boolean().optional(), content: annotationContentDatapointContent, validation_sources: validationSources, time_spent: z.number(), time_spent_overall: z.number(), no_recalculation: z.boolean().optional()})])), grid: annotationContentGrid, time_spent: z.number(), time_spent_overall: z.number(), time_spent_grid: z.number(), time_spent_grid_overall: z.number()});

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
};

/**
 * Grid operations
 * 
 * POST /api/v1/annotations/{annotationID}/content/{multivalueID}/grid_operations
 */
export const createApiApiV1AnnotationsAnnotationIDContentMultivalueIDGridOperations = async (args: CreateApiApiV1AnnotationsAnnotationIDContentMultivalueIDGridOperationsArgs, options?: CreateApiApiV1AnnotationsAnnotationIDContentMultivalueIDGridOperationsOptions) => {
const {baseUrl = "https://example.rossum.app", fetch: fetchFn = fetch, BearerAuth} = options ?? {}

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

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

const url = `${baseUrl.replace(/\/+$/, '')}/api/v1/annotations/${encodeURIComponent(String(args.annotationID))}/content/${encodeURIComponent(String(args.multivalueID))}/grid_operations${query.size > 0 ? `?${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(annotationContentMultivalue, await res.json())
};