import {z} from 'zod'

export type GetApiUserRiskAppsListArgs = {page_size?: number | undefined, page_token?: string | undefined, sort_by?: ('name' | 'first_detected' | 'num_users' | 'exposure_level') | undefined, sort_dir?: ('asc' | 'desc') | undefined, usage_policy_outcomes?: Array<unknown> | undefined, usage_policy_sources?: Array<unknown> | undefined, categories?: Array<string> | undefined, sources?: Array<unknown> | undefined, shadow_ai?: boolean | undefined, vendor_using_ai?: boolean | undefined, vendor_monitored?: boolean | undefined, first_detected_min?: string | undefined, first_detected_max?: string | undefined};

export type GetApiUserRiskAppsListOptions = {baseUrl?: string | undefined, APIKeyInHeader?: string | undefined, fetch?: typeof fetch | undefined};

export const appMetadata = z.object({entra_app_id: z.string().optional()});

export const usagePolicyRule = z.object({role_names: z.array(z.string()), team_names: z.array(z.string()), user_emails: z.array(z.string())});

export const usagePolicy = z.object({base_rule: z.enum(["approve", "tolerate", "nudge", "block"]), custom_rules: z.record(z.string(), usagePolicyRule).optional(), source: z.enum(["org_default", "app", "app_category"])});

export const app = z.object({category: z.string().optional(), description: z.string().optional(), domain: z.string().optional(), exposure_level: z.enum(["basic", "elevated"]).optional(), first_detected: z.string(), is_shadow_ai: z.boolean(), metadata: appMetadata, name: z.string(), num_current_users: z.number().int(), sources: z.array(z.string()), summary: z.string().optional(), usage_policy: usagePolicy, vendor_id: z.number().int().optional(), vendor_monitored: z.boolean().optional(), vendor_name: z.string().optional(), vendor_security_rating: z.number().int().optional(), vendor_security_rating_trend: z.number().int().optional(), vendor_using_ai: z.boolean().optional()});

export const userRiskAppsListResponse = z.object({apps: z.array(app), next_page_token: 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
};

/**
 * List apps
 * 
 * GET /user_risk/apps/list
 */
export const getApiUserRiskAppsList = async (args: GetApiUserRiskAppsListArgs, options?: GetApiUserRiskAppsListOptions) => {
const {baseUrl = "https://cyber-risk.upguard.com/api/public", fetch: fetchFn = fetch, APIKeyInHeader} = options ?? {}

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

if (args.page_size != null) query.append("page_size", String(args.page_size))
if (args.page_token != null) query.append("page_token", String(args.page_token))
if (args.sort_by != null) query.append("sort_by", String(args.sort_by))
if (args.sort_dir != null) query.append("sort_dir", String(args.sort_dir))
for (const item of args.usage_policy_outcomes ?? []) query.append("usage_policy_outcomes", String(item))
for (const item of args.usage_policy_sources ?? []) query.append("usage_policy_sources", String(item))
for (const item of args.categories ?? []) query.append("categories", String(item))
for (const item of args.sources ?? []) query.append("sources", String(item))
if (args.shadow_ai != null) query.append("shadow_ai", String(args.shadow_ai))
if (args.vendor_using_ai != null) query.append("vendor_using_ai", String(args.vendor_using_ai))
if (args.vendor_monitored != null) query.append("vendor_monitored", String(args.vendor_monitored))
if (args.first_detected_min != null) query.append("first_detected_min", String(args.first_detected_min))
if (args.first_detected_max != null) query.append("first_detected_max", String(args.first_detected_max))
if (APIKeyInHeader !== undefined) headers.set("Authorization", APIKeyInHeader)

const url = `${baseUrl.replace(/\/+$/, '')}/user_risk/apps/list${query.size > 0 ? `?${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(userRiskAppsListResponse, await res.json())
};