import {z} from 'zod'

export type CreateOverrideRequestAttributes = {end: string, start: string};

export type OverrideRelationshipsUserDataType = 'users';

export type OverrideRelationshipsUserData = {id: string, type: OverrideRelationshipsUserDataType};

export type OverrideRelationshipsUser = {data: OverrideRelationshipsUserData};

export type CreateOverrideRequestRelationships = {overridden_user?: OverrideRelationshipsUser | undefined, user?: OverrideRelationshipsUser | undefined};

export type OverrideDataType = 'overrides';

export type CreateOverrideRequestData = {attributes: CreateOverrideRequestAttributes, relationships?: CreateOverrideRequestRelationships | undefined, type: OverrideDataType};

export type CreateOverridesRequest = {data: Array<CreateOverrideRequestData>};

export type CreateApiApiV2OnCallSchedulesScheduleIdOverridesArgs = {schedule_id: string, include?: string | undefined, body: CreateOverridesRequest};

export type CreateApiApiV2OnCallSchedulesScheduleIdOverridesOptions = {baseUrl?: string | undefined, apiKeyAuth?: string | undefined, appKeyAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const overrideAttributes = z.object({end: z.string().optional(), inactive: z.boolean().optional(), start: z.string().optional()});

export const overrideRelationshipsUserDataType = z.literal("users");

export const overrideRelationshipsUserData = z.object({id: z.string(), type: overrideRelationshipsUserDataType});

export const overrideRelationshipsUser = z.object({data: overrideRelationshipsUserData});

export const overrideRelationshipsScheduleDataType = z.literal("schedules");

export const overrideRelationshipsScheduleData = z.object({id: z.string(), type: overrideRelationshipsScheduleDataType});

export const overrideRelationshipsSchedule = z.object({data: overrideRelationshipsScheduleData});

export const overrideRelationships = z.object({overridden_user: overrideRelationshipsUser.optional(), schedule: overrideRelationshipsSchedule.optional(), user: overrideRelationshipsUser.optional()});

export const overrideDataType = z.literal("overrides");

export const overrideData = z.object({attributes: overrideAttributes.optional(), id: z.string(), relationships: overrideRelationships.optional(), type: overrideDataType});

export const userAttributesStatus = z.enum(["active", "deactivated", "pending"]);

export const scheduleUserAttributes = z.object({color: z.string().optional(), email: z.string().optional(), name: z.string().optional(), status: userAttributesStatus.optional()});

export const scheduleUserType = z.literal("users");

export const overrideIncluded = z.object({attributes: scheduleUserAttributes.optional(), id: z.string(), type: scheduleUserType});

export const overrideCreateResponse = z.object({data: z.array(overrideData), included: z.array(overrideIncluded).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
};

/**
 * Create On-Call schedule overrides
 * 
 * POST /api/v2/on-call/schedules/{schedule_id}/overrides
 * 
 * Also accepts auth: AuthZ
 */
export const createApiApiV2OnCallSchedulesScheduleIdOverrides = async (args: CreateApiApiV2OnCallSchedulesScheduleIdOverridesArgs, options?: CreateApiApiV2OnCallSchedulesScheduleIdOverridesOptions) => {
const {baseUrl = "https://api.datadoghq.com", fetch: fetchFn = fetch, apiKeyAuth, appKeyAuth} = options ?? {}

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

if (args.include != null) query.append("include", String(args.include))
if (apiKeyAuth !== undefined) headers.set("DD-API-KEY", apiKeyAuth)
if (appKeyAuth !== undefined) headers.set("DD-APPLICATION-KEY", appKeyAuth)

const url = `${baseUrl.replace(/\/+$/, '')}/api/v2/on-call/schedules/${encodeURIComponent(String(args.schedule_id))}/overrides${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(overrideCreateResponse, await res.json())
};