import {z} from 'zod'

export type GetApiSharedWorkflowSlugArgs = {slug: string};

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

export const workflow = z.object({name: z.string().nullable().optional(), parent_uuid: z.string().nullable().optional(), notes: z.string().nullable().optional(), starred: z.boolean().nullable().optional(), public: z.boolean().nullable().optional(), shared_with_rowan: z.boolean().nullable().optional(), object_type: z.string(), object_data: z.object({}).nullable().optional(), email_when_complete: z.boolean().nullable().optional(), max_credits: z.number().int().nullable().optional(), created_at: z.string(), updated_at: z.string().nullable().optional(), started_at: z.string().nullable().optional(), completed_at: z.string().nullable().optional(), queued_at: z.string().nullable().optional(), deleted_at: z.string().nullable().optional(), uuid: z.string(), elapsed: z.number().nullable().optional(), credits_charged: z.number(), object_status: z.number().int().nullable().optional(), object_logfile: z.string(), is_free: z.boolean().optional(), user_uuid: z.string().nullable().optional(), resubmitted_from_uuid: z.string().nullable().optional(), submission_group_uuid: z.string().nullable().optional(), run_by_username: z.string().nullable().optional(), public_until: z.string().nullable().optional(), compute_hardware: z.string().nullable().optional(), execution_backend: z.enum(["modal", "aws"]).nullable().optional(), retry_count: z.number().int().optional(), is_temporarily_public: z.boolean()});

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 Workflow
 * 
 * GET /shared/workflow/{slug}
 */
export const getApiSharedWorkflowSlug = async (args: GetApiSharedWorkflowSlugArgs, options: GetApiSharedWorkflowSlugOptions) => {
const {baseUrl, fetch: fetchFn = fetch} = options ?? {}

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

const url = `${baseUrl.replace(/\/+$/, '')}/shared/workflow/${encodeURIComponent(String(args.slug))}${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(workflow, await res.json())
};