import {z} from 'zod'

export type CreateApiApiOrgIdExperimentsExperimentIdRetryArgs = {org_id: string, experiment_id: string};

export type CreateApiApiOrgIdExperimentsExperimentIdRetryOptions = {baseUrl: string, Authorization?: string | undefined, fetch?: typeof fetch | undefined};

export const datasetItemSourceBody = z.enum(["trace", "annotation", "manual", "playground"]);

export const datasetSnapshotFilterBody = z.object({logicalIds: z.array(z.string()).optional(), metadata: z.record(z.string(), z.unknown()).optional(), sources: z.array(datasetItemSourceBody).optional(), tags: z.array(z.string()).optional()});

export const experimentStatusBody = z.enum(["pending", "running", "completed", "failed", "cancelled"]);

export const pinnedExperimentScorerBody = z.object({id: z.string(), version: z.number().int()});

export const promptMessageBody = z.object({content: z.string(), role: z.string()});

export const promptRefOverridesBody = z.object({model: z.string().nullable().optional(), params: z.unknown(), responseFormat: z.unknown(), tools: z.unknown()});

export const remoteTaskOverridesBody = z.object({maxConcurrency: z.number().int().gte(0).nullable().optional(), timeoutMs: z.number().int().gte(0).nullable().optional()});

export const experimentTaskBody = z.union([z.object({messages: z.array(promptMessageBody), model: z.string().nullable().optional(), params: z.unknown(), provider_id: z.string(), type: z.literal("inline_prompt")}), z.object({id: z.string(), params_overrides: promptRefOverridesBody.nullable().optional(), provider_id: z.string(), type: z.literal("prompt_ref"), version: z.number().int()}), z.object({overrides: remoteTaskOverridesBody.nullable().optional(), task_ref: z.string(), type: z.literal("remote")}), z.object({config: z.unknown(), task_fingerprint: z.string(), type: z.literal("sdk")})]);

export const experimentResponseBody = z.object({createdAt: z.number().int(), createdBy: z.string(), datasetFilter: datasetSnapshotFilterBody.nullable().optional(), datasetId: z.string(), datasetName: z.string().nullable().optional(), datasetVersion: z.number().int(), datasetWriteVersion: z.number().int(), deadlineAt: z.number().int(), description: z.string().nullable().optional(), executionCompletedAt: z.number().int().nullable().optional(), executionStatus: experimentStatusBody, executionStatusReason: z.string().nullable().optional(), id: z.string(), idempotencyKey: z.string().nullable().optional(), isBaseline: z.boolean(), lifecycleVersion: z.number().int(), metadata: z.unknown(), name: z.string(), orgId: z.string(), promptContentHash: z.string().nullable().optional(), promptId: z.string().nullable().optional(), promptName: z.string().nullable().optional(), promptVersion: z.number().int().nullable().optional(), retryCount: z.number().int().gte(0), scorers: z.array(pinnedExperimentScorerBody), task: experimentTaskBody, trialCount: z.number().int().gte(0)});

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
};

/**
 * Retry an Experiment that failed. Repeating a successful retry request is a no-op.
 * 
 * POST /api/{org_id}/experiments/{experiment_id}/retry
 */
export const createApiApiOrgIdExperimentsExperimentIdRetry = async (args: CreateApiApiOrgIdExperimentsExperimentIdRetryArgs, options: CreateApiApiOrgIdExperimentsExperimentIdRetryOptions) => {
const {baseUrl, fetch: fetchFn = fetch, Authorization} = options ?? {}

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

if (Authorization !== undefined) headers.set("Authorization", Authorization)

const url = `${baseUrl.replace(/\/+$/, '')}/api/${encodeURIComponent(String(args.org_id))}/experiments/${encodeURIComponent(String(args.experiment_id))}/retry${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "POST", headers})

if (!res.ok) throw new Error(`Request failed with status ${res.status}`, {cause: {status: res.status, body: await res.text()}})

return validateResponse(experimentResponseBody, await res.json())
};