import {z} from 'zod'

export type GetApiImplementationImplementationIdArgs = {'fields[implementation]'?: (Array<'arch' | 'asciiArmor' | 'downloadUrl' | 'filename' | 'keyId' | 'os' | 'shasum' | 'shasumsSignatureUrl' | 'shasumsUrl' | 'source' | 'sourceUrl' | 'trustSignature' | 'version'>) | undefined, include?: Array<'version'> | undefined};

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

export const implementation = z.object({type: z.string().optional(), id: z.string().optional(), attributes: z.object({arch: z.string().optional(), asciiArmor: z.string().optional(), downloadUrl: z.string().optional(), filename: z.string().optional(), keyId: z.string().optional(), os: z.string().optional(), shasum: z.string().optional(), shasumsSignatureUrl: z.string().optional(), shasumsUrl: z.string().optional(), source: z.string().optional(), sourceUrl: z.string().optional(), trustSignature: z.string().optional()}).optional(), relationships: z.object({version: z.object({id: z.string().optional(), type: z.literal("version").optional()}).optional()}).optional()});

export const getApiImplementationImplementationIdResponse = z.object({data: implementation.optional(), included: z.array(z.object({attributes: z.object({}).optional(), id: z.string().optional(), relationships: z.object({}).optional(), type: z.string().optional()})).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
};

/**
 * Returns an instance of type implementation
 * 
 * GET /implementation/{implementationId}
 */
export const getApiImplementationImplementationId = async (args: GetApiImplementationImplementationIdArgs, options: GetApiImplementationImplementationIdOptions) => {
const {baseUrl, fetch: fetchFn = fetch} = options ?? {}

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

for (const item of args['fields[implementation]'] ?? []) query.append("fields[implementation]", String(item))
for (const item of args.include ?? []) query.append("include", String(item))

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