import {z} from 'zod'

export type GetApiApiKnowledgeIdHistoryVersionIdArgs = {id: string, versionId: string, companyId?: string | undefined, offset?: number | undefined};

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

export const knowledgeHistoryVersion = z.object({versionId: z.string().optional(), name: z.string().nullable().optional(), savedAt: z.string().nullable().optional(), savedBy: z.string().nullable().optional(), savedByName: z.string().nullable().optional(), conduit: z.string().nullable().optional(), emoji: z.string().nullable().optional(), iconUrl: z.string().nullable().optional(), iconFileId: z.string().nullable().optional(), coverId: z.string().nullable().optional(), coverUrl: z.string().nullable().optional()});

export const knowledgeHistoryDetail = z.object({documentId: z.string().optional(), name: z.string().optional(), note: z.string().optional(), nextOffset: z.number().int().nullable().optional(), snapshot: knowledgeHistoryVersion.optional(), readOnly: z.literal(true).optional(), total: z.number().int().optional(), blocks: z.array(z.object({id: z.string().optional(), type: z.string().optional(), text: z.string().max(10000).optional(), truncated: z.boolean().optional(), commented: z.boolean().optional()})).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
};

/**
 * Read a saved knowledge document version
 * 
 * GET /api/knowledge/{id}/history/{versionId}
 * 
 * Also accepts auth: DelegateToken, PartnerBearer
 */
export const getApiApiKnowledgeIdHistoryVersionId = async (args: GetApiApiKnowledgeIdHistoryVersionIdArgs, options?: GetApiApiKnowledgeIdHistoryVersionIdOptions) => {
const {baseUrl = "https://core-api.getaptly.com", fetch: fetchFn = fetch, ApiKeyHeader} = options ?? {}

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

if (args.companyId != null) query.append("companyId", String(args.companyId))
if (args.offset != null) query.append("offset", String(args.offset))
if (ApiKeyHeader !== undefined) headers.set("x-token", ApiKeyHeader)

const url = `${baseUrl.replace(/\/+$/, '')}/api/knowledge/${encodeURIComponent(String(args.id))}/history/${encodeURIComponent(String(args.versionId))}${query.size > 0 ? `?${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(knowledgeHistoryDetail, await res.json())
};