import {z} from 'zod'

export type ScreenFilters = {stateType?: Array<string> | undefined, providerIntegrationId?: Array<string> | undefined, providerType?: Array<string> | undefined, providerAccountId?: Array<string> | undefined, stackAssetTypes?: Array<string> | undefined, status?: Array<string> | undefined, iacState?: Array<string> | undefined, vcsRepo?: Array<string> | undefined, backendLocation?: Array<string> | undefined, hasIntegratedProviders?: boolean | undefined, hasNotIntegratedProviders?: boolean | undefined} | {[key: string]: unknown};

export type QueryBackendsRequest = {page?: number | undefined, pageSize?: number | undefined, pageNumber?: number | undefined, tablePageSize?: number | undefined, screenFilters?: ScreenFilters | undefined, freeTextSearch?: string | undefined} | {[key: string]: unknown};

export type CreateApiApiIacStacksBackendsArgs = {body: QueryBackendsRequest};

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

export const backend = z.object({id: z.string().optional(), type: z.enum(["s3", "gcs", "azure-blob", "terraform-cloud", "gitlab", "github"]).optional(), mainLocation: z.string().optional(), lastScan: z.string().optional(), isDeleted: z.boolean().optional(), remoteIntegrationId: z.string().optional()});

export const queryBackendsResponse = z.object({hits: z.array(backend).optional(), aggs: z.array(z.object({key: z.string().optional(), doc_count: z.number().int().optional()})).optional(), total: z.number().int().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
};

/**
 * Query backends
 * 
 * POST /api/iacStacks/backends
 */
export const createApiApiIacStacksBackends = async (args: CreateApiApiIacStacksBackendsArgs, options?: CreateApiApiIacStacksBackendsOptions) => {
const {baseUrl = "https://api.firefly.ai/v2", fetch: fetchFn = fetch, JWTAuth} = options ?? {}

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

if (JWTAuth !== undefined) headers.set('authorization', `Bearer ${JWTAuth}`)

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