import {z} from 'zod'

export type GetApiApiV1ConfigMonitorsArgs = {'page.max_size'?: number | undefined, 'page.token'?: string | undefined, slugs?: Array<string> | undefined, bucket_slugs?: Array<string> | undefined, collection_slugs?: Array<string> | undefined, names?: Array<string> | undefined, team_slugs?: Array<string> | undefined};

export type GetApiApiV1ConfigMonitorsOptions = {baseUrl: string, fetch?: typeof fetch | undefined};

export const configv1PageResult = z.object({next_token: z.string().optional()});

export const configv1CollectionReferenceType = z.enum(["SIMPLE", "SERVICE"]);

export const configv1CollectionReference = z.object({type: configv1CollectionReferenceType.optional(), slug: z.string().optional()});

export const monitorSignalGrouping = z.object({label_names: z.array(z.string()).optional(), signal_per_series: z.boolean().optional()});

export const conditionOp = z.enum(["GEQ", "GT", "LEQ", "LT", "EQ", "NEQ", "EXISTS", "NOT_EXISTS"]);

export const monitorCondition = z.object({op: conditionOp.optional(), value: z.number().optional(), sustain_secs: z.number().int().optional(), resolve_sustain_secs: z.number().int().optional()});

export const seriesConditionsConditions = z.object({conditions: z.array(monitorCondition).optional()});

export const seriesConditionsSeverityConditions = z.object({warn: seriesConditionsConditions.optional(), critical: seriesConditionsConditions.optional()});

export const configv1LabelMatcherMatcherType = z.enum(["EXACT", "REGEX"]);

export const configv1LabelMatcher = z.object({type: configv1LabelMatcherMatcherType.optional(), name: z.string().optional(), value: z.string().optional()});

export const monitorSeriesConditionsOverride = z.object({label_matchers: z.array(configv1LabelMatcher).optional(), severity_conditions: seriesConditionsSeverityConditions.optional()});

export const monitorSeriesConditions = z.object({defaults: seriesConditionsSeverityConditions.optional(), overrides: z.array(monitorSeriesConditionsOverride).optional()});

export const scheduleDayActive = z.enum(["ALL_DAY", "ONLY_DURING_RANGES", "NEVER"]);

export const scheduleDayTimeRange = z.object({start_hh_mm: z.string().optional(), end_hh_mm: z.string().optional()});

export const scheduleScheduleDay = z.object({active: scheduleDayActive.optional(), ranges: z.array(scheduleDayTimeRange).optional()});

export const scheduleWeeklySchedule = z.object({monday: scheduleScheduleDay.optional(), tuesday: scheduleScheduleDay.optional(), wednesday: scheduleScheduleDay.optional(), thursday: scheduleScheduleDay.optional(), friday: scheduleScheduleDay.optional(), saturday: scheduleScheduleDay.optional(), sunday: scheduleScheduleDay.optional()});

export const monitorSchedule = z.object({timezone: z.string().optional(), weekly_schedule: scheduleWeeklySchedule.optional()});

export const configv1Monitor = z.object({slug: z.string().optional(), name: z.string().optional(), created_at: z.string().optional(), updated_at: z.string().optional(), bucket_slug: z.string().optional(), collection_slug: z.string().optional(), collection: configv1CollectionReference.optional(), labels: z.record(z.string(), z.string()).optional(), annotations: z.record(z.string(), z.string()).optional(), signal_grouping: monitorSignalGrouping.optional(), series_conditions: monitorSeriesConditions.optional(), notification_policy_slug: z.string().optional(), interval_secs: z.number().int().optional(), prometheus_query: z.string().optional(), graphite_query: z.string().optional(), schedule: monitorSchedule.optional(), logging_query: z.string().optional()});

export const configv1ListMonitorsResponse = z.object({page: configv1PageResult.optional(), monitors: z.array(configv1Monitor).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 /api/v1/config/monitors
 */
export const getApiApiV1ConfigMonitors = async (args: GetApiApiV1ConfigMonitorsArgs, options: GetApiApiV1ConfigMonitorsOptions) => {
const {baseUrl, fetch: fetchFn = fetch} = options ?? {}

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

if (args['page.max_size'] != null) query.append("page.max_size", String(args['page.max_size']))
if (args['page.token'] != null) query.append("page.token", String(args['page.token']))
for (const item of args.slugs ?? []) query.append("slugs", String(item))
for (const item of args.bucket_slugs ?? []) query.append("bucket_slugs", String(item))
for (const item of args.collection_slugs ?? []) query.append("collection_slugs", String(item))
for (const item of args.names ?? []) query.append("names", String(item))
for (const item of args.team_slugs ?? []) query.append("team_slugs", String(item))

const url = `${baseUrl.replace(/\/+$/, '')}/api/v1/config/monitors${query.size > 0 ? `?${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(configv1ListMonitorsResponse, await res.json())
};