import {z} from 'zod'

export type GetApiV1b3ProjectsProjectIdLocationsLocationSnapshotsArgs = {projectId: string, location: string, jobId?: string | undefined};

export type GetApiV1b3ProjectsProjectIdLocationsLocationSnapshotsOptions = {baseUrl?: string | undefined, Oauth2?: string | undefined, Oauth2c?: string | undefined, fetch?: typeof fetch | undefined};

export const pubsubSnapshotMetadata = z.object({expireTime: z.string().optional(), snapshotName: z.string().optional(), topicName: z.string().optional()});

export const snapshot = z.object({creationTime: z.string().optional(), description: z.string().optional(), diskSizeBytes: z.string().optional(), id: z.string().optional(), projectId: z.string().optional(), pubsubMetadata: z.array(pubsubSnapshotMetadata).optional(), region: z.string().optional(), sourceJobId: z.string().optional(), state: z.enum(["UNKNOWN_SNAPSHOT_STATE", "PENDING", "RUNNING", "READY", "FAILED", "DELETED"]).optional(), ttl: z.string().optional()});

export const listSnapshotsResponse = z.object({snapshots: z.array(snapshot).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
};

/**
 * Lists snapshots.
 * 
 * GET /v1b3/projects/{projectId}/locations/{location}/snapshots
 * 
 * Also accepts auth: Oauth2 + Oauth2c
 */
export const getApiV1b3ProjectsProjectIdLocationsLocationSnapshots = async (args: GetApiV1b3ProjectsProjectIdLocationsLocationSnapshotsArgs, options?: GetApiV1b3ProjectsProjectIdLocationsLocationSnapshotsOptions) => {
const {baseUrl = "https://dataflow.googleapis.com", fetch: fetchFn = fetch, Oauth2, Oauth2c} = options ?? {}

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

if (args.jobId != null) query.append("jobId", String(args.jobId))
if (Oauth2 !== undefined) headers.set('authorization', `Bearer ${Oauth2}`)
if (Oauth2c !== undefined) headers.set('authorization', `Bearer ${Oauth2c}`)

const url = `${baseUrl.replace(/\/+$/, '')}/v1b3/projects/${encodeURIComponent(String(args.projectId))}/locations/${encodeURIComponent(String(args.location))}/snapshots${query.size > 0 ? `?${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(listSnapshotsResponse, await res.json())
};