import {z} from 'zod'

export type CreateApiSecretsRoutesArgs = {'X-Steward-Request-Timestamp'?: string | undefined, 'X-Steward-Request-Expires-At'?: string | undefined, 'X-Steward-Signature'?: string | undefined, 'X-Steward-Signing-Key-Id'?: string | undefined, 'Idempotency-Key'?: string | undefined, body: {agentId: string, hostPattern: string, pathPattern?: string | undefined, method?: ('*' | 'GET' | 'POST' | 'PUT' | 'PATCH' | 'DELETE' | 'HEAD') | undefined, injectAs: 'header', injectKey: string, injectFormat?: string | undefined, injectionStrategy?: ('header' | 'sigv4') | undefined, injectionConfig?: ({service?: 'ec2' | undefined, region?: string | undefined}) | undefined, priority?: number | undefined, enabled?: boolean | undefined, secretId: string}};

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

export const createApiSecretsRoutesResponse = z.object({ok: z.literal(true), data: z.object({id: z.string(), tenantId: z.string(), agentId: z.string(), secretId: z.string(), hostPattern: z.string(), pathPattern: z.string(), method: z.enum(["*", "GET", "POST", "PUT", "PATCH", "DELETE", "HEAD"]), injectAs: z.literal("header"), injectKey: z.string(), injectFormat: z.string().nullable().optional(), injectionStrategy: z.enum(["header", "sigv4"]), injectionConfig: z.object({service: z.literal("ec2").optional(), region: z.string().optional()}), priority: z.number().int().gte(0).lte(1000000).optional(), enabled: z.boolean(), createdAt: z.string().optional()}).and(z.record(z.string(), z.unknown()))});

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 credential injection route
 * 
 * POST /secrets/routes
 */
export const createApiSecretsRoutes = async (args: CreateApiSecretsRoutesArgs, options?: CreateApiSecretsRoutesOptions) => {
const {baseUrl = "http://localhost:3200", fetch: fetchFn = fetch, bearerAuth} = options ?? {}

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

if (args['X-Steward-Request-Timestamp'] != null) headers.set("X-Steward-Request-Timestamp", String(args['X-Steward-Request-Timestamp']))
if (args['X-Steward-Request-Expires-At'] != null) headers.set("X-Steward-Request-Expires-At", String(args['X-Steward-Request-Expires-At']))
if (args['X-Steward-Signature'] != null) headers.set("X-Steward-Signature", String(args['X-Steward-Signature']))
if (args['X-Steward-Signing-Key-Id'] != null) headers.set("X-Steward-Signing-Key-Id", String(args['X-Steward-Signing-Key-Id']))
if (args['Idempotency-Key'] != null) headers.set("Idempotency-Key", String(args['Idempotency-Key']))
if (bearerAuth !== undefined) headers.set('authorization', `Bearer ${bearerAuth}`)

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