#!/user/bin/env python3
"""parameter form ruleset for Nextcloud databases"""

from cmk.rulesets.v1 import Title
from cmk.rulesets.v1.form_specs import (
    DefaultValue,
    DictElement,
    Dictionary,
    Float,
    LevelDirection,
    SimpleLevels,
)
from cmk.rulesets.v1.rule_specs import HostCondition, CheckParameters, Topic


# function name should begin with an underscore to limit it's visibility
def _parameter_form():
    return Dictionary(
        elements={
            "levels_database_opcache_hit_rate": DictElement(
                parameter_form=SimpleLevels(
                    title=Title("Levels for database PHP op cache hit rate"),
                    form_spec_template=Float(),
                    level_direction=LevelDirection.LOWER,
                    prefill_fixed_levels=DefaultValue(value=(95.0, 85.0)),
                ),
                required=True,
            ),
        }
    )


# name must begin with "rule_spec_", should refer to the used check plugin
# must be an instance of "CheckParameters"
rule_spec_nextcloud_database = CheckParameters(
    # "name" should be the same as the check plugin
    name="nextcloud_database",
    # the title is shown in the GUI
    title=Title("Levels for database PHP op cache hit rate"),
    # this ruleset can be found under Setup|Service monitoring rules|Applications...
    topic=Topic.APPLICATIONS,
    # define the name of the function which creates the GUI elements
    parameter_form=_parameter_form,
    condition=HostCondition(),
)