OpenSearch/docs/painless/painless-contexts/painless-watcher-condition-...

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[[painless-watcher-condition-context]]
=== Watcher condition context
Use a Painless script as a {xpack-ref}/condition-script.html[watcher condition]
to test if a response is necessary.
*Variables*
`params` (`Map`, read-only)::
User-defined parameters passed in as part of the query.
`ctx['watch_id']` (`String`, read-only)::
The id of the watch.
`ctx['execution_time']` (`ZonedDateTime`, read-only)::
The start time for the watch.
`ctx['trigger']['scheduled_time']` (`ZonedDateTime`, read-only)::
The scheduled trigger time for the watch.
`ctx['trigger']['triggered_time']` (`ZonedDateTime`, read-only)::
The actual trigger time for the watch.
`ctx['metadata']` (`Map`, read-only)::
Any metadata associated with the watch.
`ctx['payload']` (`Map`, read-only)::
The accessible watch data based upon the
{xpack-ref}/input.html[watch input].
*Return*
`boolean`::
Expects `true` if the condition is met, and `false` otherwise.
*API*
The standard <<painless-api-reference, Painless API>> is available.