import {z} from 'zod'

export type InformationRequestType = 'POINT_IN_TIME' | 'POPULATION' | 'SAMPLE';

export type InformationRequestCadence = 'ANNUALLY' | 'BIANNUALLY' | 'MONTHLY' | 'QUARTERLY';

export type CreateInformationRequestInput = {uniqueId: string, title: string, requestType: InformationRequestType, description?: (string | null) | undefined, frameworkCodes: Array<string>, cadence?: (InformationRequestCadence | null) | undefined, dueDate?: (string | null) | undefined, evidenceCaptureDate?: (string | null) | undefined, additionalControlIds?: Array<string> | undefined};

export type CreateApiAuditsAuditIdInformationRequestsArgs = {auditId: string, body: CreateInformationRequestInput};

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

export const informationRequestApprovalStatus = z.enum(["NEEDS_EVIDENCE", "READY_FOR_AUDIT", "AUDITOR_APPROVED", "AUDITOR_FLAGGED"]);

export const informationRequestCadence = z.enum(["ANNUALLY", "BIANNUALLY", "MONTHLY", "QUARTERLY"]);

export const informationRequestType = z.enum(["POINT_IN_TIME", "POPULATION", "SAMPLE"]);

export const resourceOwner = z.union([z.object({displayName: z.string(), id: z.string(), type: z.literal("user")}), z.object({displayName: z.string(), id: z.string(), type: z.literal("team")})]);

export const informationRequest = z.object({id: z.string(), uniqueId: z.string(), additionalControlIds: z.array(z.string()), approvalStatus: informationRequestApprovalStatus, cadence: informationRequestCadence.nullable(), frameworkCodes: z.array(z.string()), description: z.string().nullable(), dueDate: z.string().nullable(), evidenceCaptureDate: z.string().nullable(), requestId: z.string().nullable(), requestType: informationRequestType, title: z.string(), creationDate: z.string(), modificationDate: z.string(), deletionDate: z.string().nullable(), ownerAssignment: resourceOwner.nullable()});

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 new information request
 * 
 * POST /audits/{auditId}/information-requests
 */
export const createApiAuditsAuditIdInformationRequests = async (args: CreateApiAuditsAuditIdInformationRequestsArgs, options?: CreateApiAuditsAuditIdInformationRequestsOptions) => {
const {baseUrl = "https://api.vanta.com", 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 (bearerAuth !== undefined) headers.set('authorization', `Bearer ${bearerAuth}`)

const url = `${baseUrl.replace(/\/+$/, '')}/audits/${encodeURIComponent(String(args.auditId))}/information-requests${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(informationRequest, await res.json())
};