import {z} from 'zod'

export type GetApiV1CollectionsCollectionIdentifierDocumentsDocumentIdDescendantsArgs = {collection_identifier: string, document_id: string};

export type GetApiV1CollectionsCollectionIdentifierDocumentsDocumentIdDescendantsOptions = {baseUrl?: string | undefined, BearerAuth?: string | undefined, NamespaceHeader?: string | undefined, fetch?: typeof fetch | undefined};

export const blobURLRef = z.object({field: z.string().min(1), role: z.enum(["source", "processed", "thumbnail", "artifact", "aux"]).optional(), type: z.enum(["video", "image", "audio", "text", "pdf", "other"]).optional(), url: z.string().min(1), filename: z.string().nullable().optional(), size_bytes: z.number().int().gte(0).nullable().optional(), content_type: z.string().nullable().optional(), checksum: z.string().nullable().optional(), created_at: z.string().nullable().optional(), source_blob_id: z.string().nullable().optional(), presigned_url: z.string().min(1).nullable().optional(), unavailable_reason: z.string().nullable().optional()});

export const internalLineageModel = z.object({root_object_id: z.string().nullable().optional(), root_bucket_id: z.string().nullable().optional(), source_type: z.enum(["bucket", "collection", "direct_upsert", "signal"]).nullable().optional(), source_object_id: z.string().nullable().optional(), source_document_id: z.string().nullable().optional(), source_collection_id: z.string().nullable().optional(), path: z.string().nullable().optional(), chain: z.array(z.record(z.string(), z.unknown())).nullable().optional()}).and(z.record(z.string(), z.unknown()));

export const internalProcessingModel = z.object({source_url: z.string().nullable().optional(), object_key_source: z.string().nullable().optional(), detected_mime_type: z.string().nullable().optional(), history: z.array(z.record(z.string(), z.unknown())).nullable().optional(), taxonomy_lineage: z.array(z.record(z.string(), z.unknown())).nullable().optional(), last_health_check: z.record(z.string(), z.unknown()).nullable().optional()}).and(z.record(z.string(), z.unknown()));

export const internalACLModel = z.object({owner: z.string().nullable().optional(), read: z.array(z.string()).nullable().optional(), write: z.array(z.string()).nullable().optional(), public: z.boolean().nullable().optional()}).and(z.record(z.string(), z.unknown()));

export const internalPayloadModel = z.object({internal_id: z.string().nullable().optional(), namespace_id: z.string().nullable().optional(), document_id: z.string().nullable().optional(), collection_id: z.string().nullable().optional(), created_at: z.string().nullable().optional(), updated_at: z.string().nullable().optional(), lineage: internalLineageModel.nullable().optional(), processing: internalProcessingModel.nullable().optional(), source_blobs: z.array(z.record(z.string(), z.unknown())).nullable().optional(), document_blobs: z.array(z.record(z.string(), z.unknown())).nullable().optional(), source_details: z.array(z.record(z.string(), z.unknown())).nullable().optional(), modality: z.string().nullable().optional(), metadata: z.record(z.string(), z.unknown()).nullable().optional(), mime_type: z.string().nullable().optional(), size_bytes: z.number().int().nullable().optional(), content_hash: z.string().nullable().optional(), _acl: internalACLModel.nullable().optional()}).and(z.record(z.string(), z.unknown()));

export const documentResponse = z.object({document_id: z.string(), collection_id: z.string(), vector_hydration_incomplete: z.boolean().nullable().optional(), searchable_at: z.string().nullable().optional(), document_blobs: z.array(blobURLRef).optional(), _internal: internalPayloadModel.nullable().optional()}).and(z.record(z.string(), z.unknown()));

export const getApiV1CollectionsCollectionIdentifierDocumentsDocumentIdDescendantsResponse = z.array(documentResponse);

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
};

/**
 * Get direct downstream documents (depth=1 children).
 * 
 * GET /v1/collections/{collection_identifier}/documents/{document_id}/descendants
 */
export const getApiV1CollectionsCollectionIdentifierDocumentsDocumentIdDescendants = async (args: GetApiV1CollectionsCollectionIdentifierDocumentsDocumentIdDescendantsArgs, options?: GetApiV1CollectionsCollectionIdentifierDocumentsDocumentIdDescendantsOptions) => {
const {baseUrl = "https://api.mixpeek.com", fetch: fetchFn = fetch, BearerAuth, NamespaceHeader} = options ?? {}

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

if (BearerAuth !== undefined) headers.set('authorization', `Bearer ${BearerAuth}`)
if (NamespaceHeader !== undefined) headers.set("X-Namespace", NamespaceHeader)

const url = `${baseUrl.replace(/\/+$/, '')}/v1/collections/${encodeURIComponent(String(args.collection_identifier))}/documents/${encodeURIComponent(String(args.document_id))}/descendants${query.size > 0 ? `?${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(getApiV1CollectionsCollectionIdentifierDocumentsDocumentIdDescendantsResponse, await res.json())
};