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// Generated from definition io.k8s.api.core.v1.Lifecycle

/// Lifecycle describes actions that the management system should take in response to container lifecycle events. For the PostStart and PreStop lifecycle handlers, management of the container blocks until the action is complete, unless the container process fails, in which case the handler is aborted.
#[derive(Clone, Debug, Default, PartialEq)]
pub struct Lifecycle {
    /// PostStart is called immediately after a container is created. If the handler fails, the container is terminated and restarted according to its restart policy. Other management of the container blocks until the hook completes. More info: https://kubernetes.io/docs/concepts/containers/container-lifecycle-hooks/#container-hooks
    pub post_start: Option<crate::api::core::v1::Handler>,

    /// PreStop is called immediately before a container is terminated due to an API request or management event such as liveness/startup probe failure, preemption, resource contention, etc. The handler is not called if the container crashes or exits. The reason for termination is passed to the handler. The Pod's termination grace period countdown begins before the PreStop hooked is executed. Regardless of the outcome of the handler, the container will eventually terminate within the Pod's termination grace period. Other management of the container blocks until the hook completes or until the termination grace period is reached. More info: https://kubernetes.io/docs/concepts/containers/container-lifecycle-hooks/#container-hooks
    pub pre_stop: Option<crate::api::core::v1::Handler>,
}

impl<'de> serde::Deserialize<'de> for Lifecycle {
    fn deserialize<D>(deserializer: D) -> Result<Self, D::Error> where D: serde::Deserializer<'de> {
        #[allow(non_camel_case_types)]
        enum Field {
            Key_post_start,
            Key_pre_stop,
            Other,
        }

        impl<'de> serde::Deserialize<'de> for Field {
            fn deserialize<D>(deserializer: D) -> Result<Self, D::Error> where D: serde::Deserializer<'de> {
                struct Visitor;

                impl<'de> serde::de::Visitor<'de> for Visitor {
                    type Value = Field;

                    fn expecting(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
                        f.write_str("field identifier")
                    }

                    fn visit_str<E>(self, v: &str) -> Result<Self::Value, E> where E: serde::de::Error {
                        Ok(match v {
                            "postStart" => Field::Key_post_start,
                            "preStop" => Field::Key_pre_stop,
                            _ => Field::Other,
                        })
                    }
                }

                deserializer.deserialize_identifier(Visitor)
            }
        }

        struct Visitor;

        impl<'de> serde::de::Visitor<'de> for Visitor {
            type Value = Lifecycle;

            fn expecting(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
                f.write_str("Lifecycle")
            }

            fn visit_map<A>(self, mut map: A) -> Result<Self::Value, A::Error> where A: serde::de::MapAccess<'de> {
                let mut value_post_start: Option<crate::api::core::v1::Handler> = None;
                let mut value_pre_stop: Option<crate::api::core::v1::Handler> = None;

                while let Some(key) = serde::de::MapAccess::next_key::<Field>(&mut map)? {
                    match key {
                        Field::Key_post_start => value_post_start = serde::de::MapAccess::next_value(&mut map)?,
                        Field::Key_pre_stop => value_pre_stop = serde::de::MapAccess::next_value(&mut map)?,
                        Field::Other => { let _: serde::de::IgnoredAny = serde::de::MapAccess::next_value(&mut map)?; },
                    }
                }

                Ok(Lifecycle {
                    post_start: value_post_start,
                    pre_stop: value_pre_stop,
                })
            }
        }

        deserializer.deserialize_struct(
            "Lifecycle",
            &[
                "postStart",
                "preStop",
            ],
            Visitor,
        )
    }
}

impl serde::Serialize for Lifecycle {
    fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error> where S: serde::Serializer {
        let mut state = serializer.serialize_struct(
            "Lifecycle",
            self.post_start.as_ref().map_or(0, |_| 1) +
            self.pre_stop.as_ref().map_or(0, |_| 1),
        )?;
        if let Some(value) = &self.post_start {
            serde::ser::SerializeStruct::serialize_field(&mut state, "postStart", value)?;
        }
        if let Some(value) = &self.pre_stop {
            serde::ser::SerializeStruct::serialize_field(&mut state, "preStop", value)?;
        }
        serde::ser::SerializeStruct::end(state)
    }
}