import {z} from 'zod'

export type PageSize = number;

export type PageCursor = string;

export type GetApiVendorsVendorIdSecurityReviewsArgs = {vendorId: string, pageSize?: PageSize | undefined, pageCursor?: PageCursor | undefined};

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

export const assessmentDecision = z.enum(["APPROVED", "NOT_APPROVED", "CONDITIONALLY_APPROVED"]);

export const assessmentType = z.object({id: z.string(), name: z.string(), description: z.string().nullable()});

export const assessmentOwnerType = z.enum(["USER", "TEAM"]);

export const assessmentOwner = z.object({id: z.string(), type: assessmentOwnerType, displayName: z.string().nullable(), email: z.string().nullable()});

export const securityReview = z.object({id: z.string(), vendorId: z.string(), decisionNotes: z.string().nullable(), comments: z.string().nullable(), completedByUserId: z.string().nullable(), startDate: z.string().nullable(), dueDate: z.string().nullable(), overrideDueDate: z.string().nullable(), completionDate: z.string().nullable(), decision: z.object({lastUpdatedAt: z.string(), status: assessmentDecision}).nullable(), assessmentType: assessmentType, owner: assessmentOwner.nullable()});

export const pageInfo = z.object({endCursor: z.string().nullable(), hasNextPage: z.boolean(), hasPreviousPage: z.boolean(), startCursor: z.string().nullable()});

export const paginatedResponseSecurityReview = z.object({results: z.object({data: z.array(securityReview), pageInfo: pageInfo})});

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
};

/**
 * List security reviews by vendor ID
 * 
 * GET /vendors/{vendorId}/security-reviews
 */
export const getApiVendorsVendorIdSecurityReviews = async (args: GetApiVendorsVendorIdSecurityReviewsArgs, options?: GetApiVendorsVendorIdSecurityReviewsOptions) => {
const {baseUrl = "https://api.vanta.com", fetch: fetchFn = fetch, bearerAuth} = options ?? {}

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

if (args.pageSize != null) query.append("pageSize", String(args.pageSize))
if (args.pageCursor != null) query.append("pageCursor", String(args.pageCursor))
if (bearerAuth !== undefined) headers.set('authorization', `Bearer ${bearerAuth}`)

const url = `${baseUrl.replace(/\/+$/, '')}/vendors/${encodeURIComponent(String(args.vendorId))}/security-reviews${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(paginatedResponseSecurityReview, await res.json())
};