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use std::time::{Duration, Instant};
use crate::instruments::{
AcceptAllLabels, Instrument, InstrumentAdapter, LabelFilter, LabelPredicate, Update, Updates,
};
use crate::snapshot::Snapshot;
use crate::util;
use crate::{Descriptive, PutsSnapshot};
use super::NameAlternation;
pub struct NonOccurrenceIndicator {
name: String,
title: Option<String>,
description: Option<String>,
if_not_happened_within: Duration,
happened_last: Instant,
invert: bool,
show_inverted: Option<NameAlternation>,
}
impl NonOccurrenceIndicator {
pub fn new<T: Into<String>>(name: T) -> NonOccurrenceIndicator {
NonOccurrenceIndicator {
name: name.into(),
title: None,
description: None,
if_not_happened_within: Duration::from_secs(60),
happened_last: Instant::now(),
invert: false,
show_inverted: None,
}
}
pub fn new_with_defaults<T: Into<String>>(name: T) -> NonOccurrenceIndicator {
Self::new(name)
}
pub fn get_name(&self) -> &str {
&self.name
}
pub fn set_name<T: Into<String>>(&mut self, name: T) {
self.name = name.into();
}
pub fn name<T: Into<String>>(mut self, name: T) -> Self {
self.set_name(name);
self
}
pub fn set_title<T: Into<String>>(&mut self, title: T) {
self.title = Some(title.into())
}
pub fn title<T: Into<String>>(mut self, title: T) -> Self {
self.set_title(title);
self
}
pub fn set_description<T: Into<String>>(&mut self, description: T) {
self.description = Some(description.into())
}
pub fn description<T: Into<String>>(mut self, description: T) -> Self {
self.set_description(description);
self
}
pub fn set_invert_enabled(&mut self, invert: bool) {
self.invert = invert
}
pub fn invert_enabled(mut self, invert: bool) -> Self {
self.set_invert_enabled(invert);
self
}
pub fn inverted(mut self) -> Self {
self.set_invert_enabled(true);
self
}
pub fn is_inverted(&self) -> bool {
self.invert
}
pub fn set_if_not_happened_within(&mut self, d: Duration) {
self.if_not_happened_within = d;
}
pub fn if_not_happened_within(mut self, d: Duration) -> Self {
self.set_if_not_happened_within(d);
self
}
pub fn get_if_not_happened_within(&self) -> Duration {
self.if_not_happened_within
}
pub fn set_show_inverted(&mut self, name_alternation: NameAlternation) {
self.show_inverted = Some(name_alternation)
}
pub fn show_inverted(mut self, name_alternation: NameAlternation) -> Self {
self.set_show_inverted(name_alternation);
self
}
pub fn set_show_inverted_prefixed<T: Into<String>>(&mut self, prefix: T) {
self.set_show_inverted(NameAlternation::Prefix(prefix.into()))
}
pub fn show_inverted_prefixed<T: Into<String>>(mut self, prefix: T) -> Self {
self.set_show_inverted(NameAlternation::Prefix(prefix.into()));
self
}
pub fn set_show_inverted_postfixed<T: Into<String>>(&mut self, postfix: T) {
self.set_show_inverted(NameAlternation::Postfix(postfix.into()))
}
pub fn show_inverted_postfixed<T: Into<String>>(mut self, postfix: T) -> Self {
self.set_show_inverted(NameAlternation::Postfix(postfix.into()));
self
}
pub fn set_show_inverted_renamed<T: Into<String>>(&mut self, new_name: T) {
self.set_show_inverted(NameAlternation::Rename(new_name.into()))
}
pub fn show_inverted_renamed<T: Into<String>>(mut self, new_name: T) -> Self {
self.set_show_inverted(NameAlternation::Rename(new_name.into()));
self
}
pub fn accept<L: Eq + Send + 'static, F: Into<LabelFilter<L>>>(
self,
accept: F,
) -> InstrumentAdapter<L, Self> {
InstrumentAdapter::accept(accept, self)
}
pub fn for_label<L: Eq + Send + 'static>(self, label: L) -> InstrumentAdapter<L, Self> {
self.accept(label)
}
pub fn for_labels<L: Eq + Send + 'static>(self, labels: Vec<L>) -> InstrumentAdapter<L, Self> {
self.accept(labels)
}
pub fn for_all_labels<L: Eq + Send + 'static>(self) -> InstrumentAdapter<L, Self> {
self.accept(AcceptAllLabels)
}
pub fn for_labels_by_predicate<L, P>(self, label_predicate: P) -> InstrumentAdapter<L, Self>
where
L: Eq + Send + 'static,
P: Fn(&L) -> bool + Send + 'static,
{
self.accept(LabelPredicate(label_predicate))
}
pub fn adapter<L: Eq + Send + 'static>(self) -> InstrumentAdapter<L, Self> {
InstrumentAdapter::deaf(self)
}
pub fn state(&self) -> bool {
let must_have_happened_after = Instant::now() - self.if_not_happened_within;
let current_state = self.happened_last > must_have_happened_after;
if self.invert {
!current_state
} else {
current_state
}
}
}
impl Instrument for NonOccurrenceIndicator {}
impl PutsSnapshot for NonOccurrenceIndicator {
fn put_snapshot(&self, into: &mut Snapshot, descriptive: bool) {
util::put_postfixed_descriptives(self, &self.name, into, descriptive);
into.items.push((self.name.clone(), self.state().into()));
if let Some(alternation) = &self.show_inverted {
let label = alternation.adjust_name(&self.name);
into.items.push((label.into(), (!self.state()).into()));
}
}
}
impl Updates for NonOccurrenceIndicator {
fn update(&mut self, _: &Update) -> usize {
self.happened_last = Instant::now();
1
}
}
impl Descriptive for NonOccurrenceIndicator {
fn title(&self) -> Option<&str> {
self.title.as_ref().map(|n| &**n)
}
fn description(&self) -> Option<&str> {
self.description.as_ref().map(|n| &**n)
}
}