import {z} from 'zod'

export type GetApiApiV1TimeOffRequestsArgs = {AcceptHeaderParameter?: ('application/xml' | 'application/json') | undefined, id?: string | undefined, action?: ('view' | 'approve' | 'myRequests') | undefined, employeeId?: string | undefined, start?: string | undefined, end?: string | undefined, updatedSince?: string | undefined, type?: string | undefined, status?: string | undefined, excludeNote?: string | undefined};

export type GetApiApiV1TimeOffRequestsOptions = {baseUrl?: string | undefined, basic?: {username: string, password: string} | undefined, fetch?: typeof fetch | undefined};

export const getApiApiV1TimeOffRequestsResponse = z.array(z.object({id: z.string().optional(), employeeId: z.string().optional(), name: z.string().optional(), start: z.string().optional(), end: z.string().optional(), created: z.string().optional(), updated: z.string().nullable().optional(), status: z.object({lastChanged: z.string().optional(), lastChangedByUserId: z.string().optional(), status: z.string().optional()}).optional(), type: z.object({id: z.string().optional(), name: z.string().optional(), icon: z.string().optional()}).optional(), amount: z.object({unit: z.enum(["hours", "days"]).optional(), amount: z.number().optional()}).optional(), actions: z.object({view: z.boolean().optional(), edit: z.boolean().optional(), cancel: z.boolean().optional(), approve: z.boolean().optional(), deny: z.boolean().optional(), bypass: z.boolean().optional()}).optional(), dates: z.record(z.string(), z.number()).optional(), notes: z.object({employee: z.string().optional(), manager: z.string().optional()}).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 Time Off Requests
 * 
 * GET /api/v1/time_off/requests
 * 
 * Also accepts auth: oauth
 */
export const getApiApiV1TimeOffRequests = async (args: GetApiApiV1TimeOffRequestsArgs, options?: GetApiApiV1TimeOffRequestsOptions) => {
const {baseUrl = "https://companySubDomain.bamboohr.com", fetch: fetchFn = fetch, basic} = options ?? {}

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

if (args.AcceptHeaderParameter != null) headers.set("AcceptHeaderParameter", String(args.AcceptHeaderParameter))
if (args.id != null) query.append("id", String(args.id))
if (args.action != null) query.append("action", String(args.action))
if (args.employeeId != null) query.append("employeeId", String(args.employeeId))
if (args.start != null) query.append("start", String(args.start))
if (args.end != null) query.append("end", String(args.end))
if (args.updatedSince != null) query.append("updatedSince", String(args.updatedSince))
if (args.type != null) query.append("type", String(args.type))
if (args.status != null) query.append("status", String(args.status))
if (args.excludeNote != null) query.append("excludeNote", String(args.excludeNote))
if (basic !== undefined) headers.set('authorization', `Basic ${btoa(`${basic.username}:${basic.password}`)}`)

const url = `${baseUrl.replace(/\/+$/, '')}/api/v1/time_off/requests${query.size > 0 ? `?${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(getApiApiV1TimeOffRequestsResponse, await res.json())
};