import {z} from 'zod'

export type GetApiApiPublicV1AlertRulesArgs = {'X-VO-Api-Id': string, 'X-VO-Api-Key': string};

export type GetApiApiPublicV1AlertRulesOptions = {baseUrl?: string | undefined, fetch?: typeof fetch | undefined};

export const annotation = z.object({id: z.number().optional(), annotationType: z.string().optional(), fieldName: z.string().optional(), fieldValue: z.string().optional(), flags: z.number().optional()});

export const alertRulesResponse = z.object({id: z.number().optional(), alertField: z.string().optional(), alertValueMatch: z.string().optional(), matchType: z.enum(["WILDCARD", "REGEX"]).optional(), rank: z.number().optional(), stopFlag: z.boolean().optional(), lastUpdated: z.number().optional(), lastUpdatedBy: z.string().optional(), notes: z.string().optional(), routeKey: z.string().optional(), annotations: z.array(annotation).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 all alert rules
 * 
 * GET /api-public/v1/alertRules
 */
export const getApiApiPublicV1AlertRules = async (args: GetApiApiPublicV1AlertRulesArgs, options?: GetApiApiPublicV1AlertRulesOptions) => {
const {baseUrl = "https://api.victorops.com", fetch: fetchFn = fetch} = options ?? {}

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

if (args['X-VO-Api-Id'] != null) headers.set("X-VO-Api-Id", String(args['X-VO-Api-Id']))
if (args['X-VO-Api-Key'] != null) headers.set("X-VO-Api-Key", String(args['X-VO-Api-Key']))

const url = `${baseUrl.replace(/\/+$/, '')}/api-public/v1/alertRules${query.size > 0 ? `?${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(alertRulesResponse, await res.json())
};