import {z} from 'zod'

export type GatewayGatewayFinalizeTrainingRunMaterializationBody = {modelId: string};

export type CreateApiV1AccountsAccountIdTrainingRunsTrainingRunIdFinalizeMaterializationArgs = {account_id: string, training_run_id: string, body: GatewayGatewayFinalizeTrainingRunMaterializationBody};

export type CreateApiV1AccountsAccountIdTrainingRunsTrainingRunIdFinalizeMaterializationOptions = {baseUrl: string, BearerAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const gatewayCode = z.enum(["OK", "CANCELLED", "UNKNOWN", "INVALID_ARGUMENT", "DEADLINE_EXCEEDED", "NOT_FOUND", "ALREADY_EXISTS", "PERMISSION_DENIED", "UNAUTHENTICATED", "RESOURCE_EXHAUSTED", "FAILED_PRECONDITION", "ABORTED", "OUT_OF_RANGE", "UNIMPLEMENTED", "INTERNAL", "UNAVAILABLE", "DATA_LOSS"]);

export const gatewayStatus = z.object({code: gatewayCode.optional(), message: z.string().optional()});

export const gatewayTrainingRunState = z.enum(["STATE_UNSPECIFIED", "PENDING_MATERIALIZATION", "READY", "FAILED", "EXPIRED"]);

export const gatewayTrainingRun = z.object({name: z.string().optional(), createTime: z.string().optional(), updateTime: z.string().optional(), createdBy: z.string().optional(), baseModel: z.string().optional(), loraRank: z.number().int().optional(), status: gatewayStatus.optional(), sourceTrainingSessionId: z.string().optional(), state: gatewayTrainingRunState.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
};

/**
 * Finalize a training run after the trainer has successfully materialized
 * its run-scoped model id. INTERNAL: api_gateway calls this after proxying
 * Tinker create_model to the trainer.
 * 
 * POST /v1/accounts/{account_id}/trainingRuns/{training_run_id}:finalizeMaterialization
 */
export const createApiV1AccountsAccountIdTrainingRunsTrainingRunIdFinalizeMaterialization = async (args: CreateApiV1AccountsAccountIdTrainingRunsTrainingRunIdFinalizeMaterializationArgs, options: CreateApiV1AccountsAccountIdTrainingRunsTrainingRunIdFinalizeMaterializationOptions) => {
const {baseUrl, 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 = `${baseUrl.replace(/\/+$/, '')}/v1/accounts/${encodeURIComponent(String(args.account_id))}/trainingRuns/${encodeURIComponent(String(args.training_run_id))}:finalizeMaterialization${query.size > 0 ? `?${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(gatewayTrainingRun, await res.json())
};