monitor.notify() function

(
    <-tables: stream[E],
    data: A,
    endpoint: (<-: stream[{B with _time: C, _time: time, _status_timestamp: int, _measurement: string}]) => stream[D],
) => stream[D] where A: Record, D: Record, E: Record

import "influxdata/influxdb/monitor"
import "influxdata/influxdb/secrets"
import "slack"

token = secrets.get(key: "SLACK_TOKEN")

endpoint =
    slack.endpoint(token: token)(
        mapFn: (r) => ({channel: "Alerts", text: r._message, color: "danger"}),
    )

notification_data = {
    _notification_rule_id: "0000000000000001",
    _notification_rule_name: "example-rule-name",
    _notification_endpoint_id: "0000000000000002",
    _notification_endpoint_name: "example-endpoint-name",
}

monitor.from(range: -5m, fn: (r) => r._level == "crit")
    |> range(start: -5m)
    |> monitor.notify(endpoint: endpoint, data: notification_data)