import {z} from 'zod'

export type HealthConfig = {Test?: Array<string> | undefined, Interval?: number | undefined, Timeout?: number | undefined, Retries?: number | undefined, StartPeriod?: number | undefined, StartInterval?: number | undefined};

export type ContainerConfig = {Hostname?: string | undefined, Domainname?: string | undefined, User?: string | undefined, AttachStdin?: boolean | undefined, AttachStdout?: boolean | undefined, AttachStderr?: boolean | undefined, ExposedPorts?: ({[key: string]: Record<string, never>} | null) | undefined, Tty?: boolean | undefined, OpenStdin?: boolean | undefined, StdinOnce?: boolean | undefined, Env?: Array<string> | undefined, Cmd?: Array<string> | undefined, Healthcheck?: HealthConfig | undefined, ArgsEscaped?: (boolean | null) | undefined, Image?: string | undefined, Volumes?: {[key: string]: Record<string, never>} | undefined, WorkingDir?: string | undefined, Entrypoint?: Array<string> | undefined, NetworkDisabled?: (boolean | null) | undefined, MacAddress?: (string | null) | undefined, OnBuild?: (Array<string> | null) | undefined, Labels?: {[key: string]: string} | undefined, StopSignal?: (string | null) | undefined, StopTimeout?: (number | null) | undefined, Shell?: (Array<string> | null) | undefined};

export type CreateApiCommitArgs = {container?: string | undefined, repo?: string | undefined, tag?: string | undefined, comment?: string | undefined, author?: string | undefined, pause?: boolean | undefined, changes?: string | undefined, body: ContainerConfig};

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

export const iDResponse = z.object({Id: z.string()});

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 a new image from a container
 * 
 * POST /commit
 */
export const createApiCommit = async (args: CreateApiCommitArgs, options: CreateApiCommitOptions) => {
const {baseUrl, fetch: fetchFn = fetch} = options ?? {}

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

if (args.container != null) query.append("container", String(args.container))
if (args.repo != null) query.append("repo", String(args.repo))
if (args.tag != null) query.append("tag", String(args.tag))
if (args.comment != null) query.append("comment", String(args.comment))
if (args.author != null) query.append("author", String(args.author))
if (args.pause != null) query.append("pause", String(args.pause))
if (args.changes != null) query.append("changes", String(args.changes))

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