import {z} from 'zod'

export type CreateApiApiKnowledgeBasesArgs = {body: {data: {type: string, attributes: {name: string, projectId: string, tdDatabaseName: string, formatType?: string | undefined, tables?: Array<{name: string, tdQuery: string, enableData: boolean, enableDataIndex: boolean}> | undefined}}}};

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

export const createApiApiKnowledgeBasesResponse = z.object({data: z.object({id: z.string(), type: z.string(), links: z.object({self: z.string()}), attributes: z.object({createdAt: z.string(), updatedAt: z.string(), projectId: z.string(), name: z.string(), tdDatabaseName: z.string(), formatType: z.string(), maxRows: z.number().int(), timeoutSeconds: z.number().int(), isManaged: z.boolean(), tables: z.array(z.object({name: z.string(), tdQuery: z.string(), enableData: z.boolean(), enableDataIndex: z.boolean()})), lastJob: z.object({status: z.string(), message: z.unknown(), finishedAt: z.unknown(), logs: z.unknown()}).nullable()})})});

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
 * 
 * POST /api/knowledge_bases
 */
export const createApiApiKnowledgeBases = async (args: CreateApiApiKnowledgeBasesArgs, options?: CreateApiApiKnowledgeBasesOptions) => {
const {baseUrl = "https://llm-api.treasuredata.com", fetch: fetchFn = fetch, ApiKeyAuth} = options ?? {}

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

if (ApiKeyAuth !== undefined) headers.set('authorization', `TD1 ${ApiKeyAuth}`)

const url = `${baseUrl.replace(/\/+$/, '')}/api/knowledge_bases${query.size > 0 ? `?${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(createApiApiKnowledgeBasesResponse, await res.json())
};