import {z} from 'zod'

export type CreateApiApiV1AttestationsVerifyArgs = {body: BodyInit};

export type CreateApiApiV1AttestationsVerifyOptions = {baseUrl?: string | undefined, fetch?: typeof fetch | undefined};

export const attestationKeyType = z.union([z.literal(2), z.literal(3)]);

export const teeType = z.union([z.literal(0), z.literal(129)]);

export const quoteHeader = z.object({version: z.number().int(), ak_type: attestationKeyType, tee_type: teeType, qe_vendor: z.string(), user_data: z.string()});

export const quoteBody = z.object({tee_tcb_svn: z.string(), mrseam: z.string(), mrsignerseam: z.string(), seamattributes: z.string(), tdattributes: z.string(), xfam: z.string(), mrtd: z.string(), mr_config_id: z.string(), mrowner: z.string(), mrownerconfig: z.string(), rtmr0: z.string(), rtmr1: z.string(), rtmr2: z.string(), rtmr3: z.string(), reportdata: z.string(), mrconfig: z.string()});

export const quote = z.object({header: quoteHeader, cert_data: z.string().nullable(), body: quoteBody, verified: z.boolean().nullable().optional()});

export const quoteCollateralV3 = z.object({pck_crl_issuer_chain: z.string(), root_ca_crl: z.string().nullable(), pck_crl: z.string(), tcb_info_issuer_chain: z.string(), tcb_info: z.string(), tcb_info_signature: z.string(), qe_identity_issuer_chain: z.string(), qe_identity: z.string(), qe_identity_signature: z.string()});

export const nodeProvider = z.object({proof_of_cloud: z.boolean(), provider: z.string().nullable().optional(), ppid: z.string()});

export const verificationResponse = z.object({id: z.string(), success: z.boolean(), proof_of_cloud: z.boolean(), quote: quote.nullable().optional(), checksum: z.string().nullable().optional(), can_download: z.boolean().nullable().optional(), uploaded_at: z.string().nullable().optional(), verified_at: z.string().nullable().optional(), quote_collateral: quoteCollateralV3.nullable().optional(), node_provider: nodeProvider.nullable().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
};

/**
 * Verify TEE quote
 * 
 * POST /api/v1/attestations/verify
 */
export const createApiApiV1AttestationsVerify = async (args: CreateApiApiV1AttestationsVerifyArgs, options?: CreateApiApiV1AttestationsVerifyOptions) => {
const {baseUrl = "https://cloud-api.phala.com", fetch: fetchFn = fetch} = options ?? {}

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

const url = `${baseUrl.replace(/\/+$/, '')}/api/v1/attestations/verify${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "POST", headers, body: args.body})

if (!res.ok) throw new Error(`Request failed with status ${res.status}`, {cause: {status: res.status, body: await res.text()}})

return validateResponse(verificationResponse, await res.json())
};