import {z} from 'zod'

export type CreateApiV1ConfigdumpArgs = {ignoreerrors?: boolean | undefined, initialize?: boolean | undefined, continue?: boolean | undefined, overwrite?: ('yes' | 'skip' | 'abort') | undefined, resolve?: ('abort' | 'skip' | 'useDefault') | undefined, expand?: boolean | undefined, body: string};

export type CreateApiV1ConfigdumpOptions = {baseUrl: string, fetch?: typeof fetch | undefined};

export const configdumpResults = z.object({success: z.boolean().optional(), errors: z.array(z.string()).optional(), warnings: z.array(z.string()).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
};

/**
 * Put the configuration in JSON.
 * 
 * POST /v1/configdump
 */
export const createApiV1Configdump = async (args: CreateApiV1ConfigdumpArgs, options: CreateApiV1ConfigdumpOptions) => {
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.ignoreerrors != null) query.append("ignoreerrors", String(args.ignoreerrors))
if (args.initialize != null) query.append("initialize", String(args.initialize))
if (args.continue != null) query.append("continue", String(args.continue))
if (args.overwrite != null) query.append("overwrite", String(args.overwrite))
if (args.resolve != null) query.append("resolve", String(args.resolve))
if (args.expand != null) query.append("expand", String(args.expand))

const url = `${baseUrl.replace(/\/+$/, '')}/v1/configdump${query.size > 0 ? `?${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(configdumpResults, await res.json())
};