import {z} from 'zod'

export type GetApiV1MitigationDetectionContentCustomContentIdArgs = {content_id: string};

export type GetApiV1MitigationDetectionContentCustomContentIdOptions = {baseUrl?: string | undefined, AccessToken?: string | undefined, fetch?: typeof fetch | undefined};

export const idNameInfoDTO = z.object({id: z.number().int().optional(), name: z.string().optional()});

export const contentSourceItem = z.object({deviceName: z.string().optional(), policies: z.array(z.string()).optional(), query: z.string().optional(), severity: z.string().optional()});

export const techniqueInfoDTO = z.object({mitreId: z.string().optional(), name: z.string().optional(), url: z.string().optional()});

export const customRuleDTO = z.object({actions: z.array(idNameInfoDTO).optional(), author: z.string().optional(), content_id: z.string().optional(), content_sources: z.array(contentSourceItem).optional(), name: z.string().optional(), severity: z.string().optional(), tactics: z.array(z.string()).optional(), techniques: z.array(techniqueInfoDTO).optional(), type: 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
};

/**
 * # Get Custom Detection Content By ID
 * 
 * GET /v1/mitigation/detection-content/custom/{content_id}
 */
export const getApiV1MitigationDetectionContentCustomContentId = async (args: GetApiV1MitigationDetectionContentCustomContentIdArgs, options?: GetApiV1MitigationDetectionContentCustomContentIdOptions) => {
const {baseUrl = "https://api.picussecurity.com", fetch: fetchFn = fetch, AccessToken} = options ?? {}

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

if (AccessToken !== undefined) headers.set("Authorization", AccessToken)

const url = `${baseUrl.replace(/\/+$/, '')}/v1/mitigation/detection-content/custom/${encodeURIComponent(String(args.content_id))}${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(customRuleDTO, await res.json())
};