fidl_fuchsia_power_metrics/

fidl_fuchsia_power_metrics.rs

// WARNING: This file is machine generated by fidlgen.

#![warn(clippy::all)]
#![allow(unused_parens, unused_mut, unused_imports, nonstandard_style)]

use bitflags::bitflags;
use fidl::client::QueryResponseFut;
use fidl::encoding::{MessageBufFor, ProxyChannelBox, ResourceDialect};
use fidl::endpoints::{ControlHandle as _, Responder as _};
pub use fidl_fuchsia_power_metrics__common::*;
use futures::future::{self, MaybeDone, TryFutureExt};
use zx_status;

#[derive(Debug, Copy, Clone, Eq, PartialEq, Ord, PartialOrd, Hash)]
pub struct RecorderMarker;

impl fidl::endpoints::ProtocolMarker for RecorderMarker {
    type Proxy = RecorderProxy;
    type RequestStream = RecorderRequestStream;
    #[cfg(target_os = "fuchsia")]
    type SynchronousProxy = RecorderSynchronousProxy;

    const DEBUG_NAME: &'static str = "fuchsia.power.metrics.Recorder";
}
impl fidl::endpoints::DiscoverableProtocolMarker for RecorderMarker {}
pub type RecorderStartLoggingResult = Result<(), RecorderError>;
pub type RecorderStartLoggingForeverResult = Result<(), RecorderError>;

pub trait RecorderProxyInterface: Send + Sync {
    type StartLoggingResponseFut: std::future::Future<Output = Result<RecorderStartLoggingResult, fidl::Error>>
        + Send;
    fn r#start_logging(
        &self,
        client_id: &str,
        metrics: &[Metric],
        duration_ms: u32,
        output_samples_to_syslog: bool,
        output_stats_to_syslog: bool,
    ) -> Self::StartLoggingResponseFut;
    type StartLoggingForeverResponseFut: std::future::Future<Output = Result<RecorderStartLoggingForeverResult, fidl::Error>>
        + Send;
    fn r#start_logging_forever(
        &self,
        client_id: &str,
        metrics: &[Metric],
        output_samples_to_syslog: bool,
        output_stats_to_syslog: bool,
    ) -> Self::StartLoggingForeverResponseFut;
    type StopLoggingResponseFut: std::future::Future<Output = Result<bool, fidl::Error>> + Send;
    fn r#stop_logging(&self, client_id: &str) -> Self::StopLoggingResponseFut;
}
#[derive(Debug)]
#[cfg(target_os = "fuchsia")]
pub struct RecorderSynchronousProxy {
    client: fidl::client::sync::Client,
}

#[cfg(target_os = "fuchsia")]
impl fidl::endpoints::SynchronousProxy for RecorderSynchronousProxy {
    type Proxy = RecorderProxy;
    type Protocol = RecorderMarker;

    fn from_channel(inner: fidl::Channel) -> Self {
        Self::new(inner)
    }

    fn into_channel(self) -> fidl::Channel {
        self.client.into_channel()
    }

    fn as_channel(&self) -> &fidl::Channel {
        self.client.as_channel()
    }
}

#[cfg(target_os = "fuchsia")]
impl RecorderSynchronousProxy {
    pub fn new(channel: fidl::Channel) -> Self {
        let protocol_name = <RecorderMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME;
        Self { client: fidl::client::sync::Client::new(channel, protocol_name) }
    }

    pub fn into_channel(self) -> fidl::Channel {
        self.client.into_channel()
    }

    /// Waits until an event arrives and returns it. It is safe for other
    /// threads to make concurrent requests while waiting for an event.
    pub fn wait_for_event(
        &self,
        deadline: zx::MonotonicInstant,
    ) -> Result<RecorderEvent, fidl::Error> {
        RecorderEvent::decode(self.client.wait_for_event(deadline)?)
    }

    /// Initiates logging of specified metrics for the provided duration.
    /// Supports concurrent logging of different metrics. Logging may be
    /// terminated early with a call to `StopLogging`.
    ///
    /// This call will fail if logging of the specified metric is already
    /// active. For this reason, a client may wish to precede a `StartLogging`
    /// call with a `StopLogging` call, after which the only reason for The
    /// logger to be active would be a conflict with another client.
    ///
    /// + request `client_id` String format Id of the client. Client may choose
    ///     any Id with a maximum byte size of 8 (e.g., "ffxTest").
    /// + request `metrics` Type of the metrics to be polled and logged.
    /// + request `duration_ms` Duration of logging in milliseconds. After this
    ///     duration, polling and logging will cease.
    /// + request `output_samples_to_syslog` Toggle for outputting raw data to
    ///     syslog.
    /// + request `output_stats_to_syslog` Toggle for outputting any available
    ///     statistics to syslog.
    /// + error a [fuchsia.metrics.test/MeticsLoggerError] value indicating why
    ///     the request failed.
    pub fn r#start_logging(
        &self,
        mut client_id: &str,
        mut metrics: &[Metric],
        mut duration_ms: u32,
        mut output_samples_to_syslog: bool,
        mut output_stats_to_syslog: bool,
        ___deadline: zx::MonotonicInstant,
    ) -> Result<RecorderStartLoggingResult, fidl::Error> {
        let _response = self.client.send_query::<
            RecorderStartLoggingRequest,
            fidl::encoding::ResultType<fidl::encoding::EmptyStruct, RecorderError>,
        >(
            (client_id, metrics, duration_ms, output_samples_to_syslog, output_stats_to_syslog,),
            0x40e4e1a9c6c42bd2,
            fidl::encoding::DynamicFlags::empty(),
            ___deadline,
        )?;
        Ok(_response.map(|x| x))
    }

    /// Initiates logging of specified metrics. Supports concurrent logging of
    /// different metrics. Logging will only end upon a `StopLogging` call.
    ///
    /// `StartLogging` should be preferred for usage in automated tests to
    /// ensure that logging terminates even if the test crashes.
    ///
    /// + request `client_id` String format Id of the client. Client may choose
    ///     any Id with a maximum byte size of 8 (e.g., "ffxTest").
    /// + request `metrics` Type of the metrics to be polled and logged.
    /// + request `output_samples_to_syslog` Toggle for outputting raw data to
    ///     syslog.
    /// + request `output_stats_to_syslog` Toggle for outputting any available
    ///     statistics to syslog.
    /// + error a [fuchsia.metrics.test/RecorderError] value indicating why
    ///     the request failed.
    pub fn r#start_logging_forever(
        &self,
        mut client_id: &str,
        mut metrics: &[Metric],
        mut output_samples_to_syslog: bool,
        mut output_stats_to_syslog: bool,
        ___deadline: zx::MonotonicInstant,
    ) -> Result<RecorderStartLoggingForeverResult, fidl::Error> {
        let _response = self.client.send_query::<
            RecorderStartLoggingForeverRequest,
            fidl::encoding::ResultType<fidl::encoding::EmptyStruct, RecorderError>,
        >(
            (client_id, metrics, output_samples_to_syslog, output_stats_to_syslog,),
            0x37b2675fdc61ff94,
            fidl::encoding::DynamicFlags::empty(),
            ___deadline,
        )?;
        Ok(_response.map(|x| x))
    }

    /// Terminates all active logging tasks with the given client_id. It is
    /// valid to call this method when logging is inactive.
    ///
    /// + request `client_id` String format Id of the client.
    /// - response `status` A bool value indicating if existing logging was
    ///     stopped (true) or there'sno existing logging for the client.
    pub fn r#stop_logging(
        &self,
        mut client_id: &str,
        ___deadline: zx::MonotonicInstant,
    ) -> Result<bool, fidl::Error> {
        let _response =
            self.client.send_query::<RecorderStopLoggingRequest, RecorderStopLoggingResponse>(
                (client_id,),
                0x615d67a4d94d4732,
                fidl::encoding::DynamicFlags::empty(),
                ___deadline,
            )?;
        Ok(_response.stopped)
    }
}

#[cfg(target_os = "fuchsia")]
impl From<RecorderSynchronousProxy> for zx::NullableHandle {
    fn from(value: RecorderSynchronousProxy) -> Self {
        value.into_channel().into()
    }
}

#[cfg(target_os = "fuchsia")]
impl From<fidl::Channel> for RecorderSynchronousProxy {
    fn from(value: fidl::Channel) -> Self {
        Self::new(value)
    }
}

#[cfg(target_os = "fuchsia")]
impl fidl::endpoints::FromClient for RecorderSynchronousProxy {
    type Protocol = RecorderMarker;

    fn from_client(value: fidl::endpoints::ClientEnd<RecorderMarker>) -> Self {
        Self::new(value.into_channel())
    }
}

#[derive(Debug, Clone)]
pub struct RecorderProxy {
    client: fidl::client::Client<fidl::encoding::DefaultFuchsiaResourceDialect>,
}

impl fidl::endpoints::Proxy for RecorderProxy {
    type Protocol = RecorderMarker;

    fn from_channel(inner: ::fidl::AsyncChannel) -> Self {
        Self::new(inner)
    }

    fn into_channel(self) -> Result<::fidl::AsyncChannel, Self> {
        self.client.into_channel().map_err(|client| Self { client })
    }

    fn as_channel(&self) -> &::fidl::AsyncChannel {
        self.client.as_channel()
    }
}

impl RecorderProxy {
    /// Create a new Proxy for fuchsia.power.metrics/Recorder.
    pub fn new(channel: ::fidl::AsyncChannel) -> Self {
        let protocol_name = <RecorderMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME;
        Self { client: fidl::client::Client::new(channel, protocol_name) }
    }

    /// Get a Stream of events from the remote end of the protocol.
    ///
    /// # Panics
    ///
    /// Panics if the event stream was already taken.
    pub fn take_event_stream(&self) -> RecorderEventStream {
        RecorderEventStream { event_receiver: self.client.take_event_receiver() }
    }

    /// Initiates logging of specified metrics for the provided duration.
    /// Supports concurrent logging of different metrics. Logging may be
    /// terminated early with a call to `StopLogging`.
    ///
    /// This call will fail if logging of the specified metric is already
    /// active. For this reason, a client may wish to precede a `StartLogging`
    /// call with a `StopLogging` call, after which the only reason for The
    /// logger to be active would be a conflict with another client.
    ///
    /// + request `client_id` String format Id of the client. Client may choose
    ///     any Id with a maximum byte size of 8 (e.g., "ffxTest").
    /// + request `metrics` Type of the metrics to be polled and logged.
    /// + request `duration_ms` Duration of logging in milliseconds. After this
    ///     duration, polling and logging will cease.
    /// + request `output_samples_to_syslog` Toggle for outputting raw data to
    ///     syslog.
    /// + request `output_stats_to_syslog` Toggle for outputting any available
    ///     statistics to syslog.
    /// + error a [fuchsia.metrics.test/MeticsLoggerError] value indicating why
    ///     the request failed.
    pub fn r#start_logging(
        &self,
        mut client_id: &str,
        mut metrics: &[Metric],
        mut duration_ms: u32,
        mut output_samples_to_syslog: bool,
        mut output_stats_to_syslog: bool,
    ) -> fidl::client::QueryResponseFut<
        RecorderStartLoggingResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    > {
        RecorderProxyInterface::r#start_logging(
            self,
            client_id,
            metrics,
            duration_ms,
            output_samples_to_syslog,
            output_stats_to_syslog,
        )
    }

    /// Initiates logging of specified metrics. Supports concurrent logging of
    /// different metrics. Logging will only end upon a `StopLogging` call.
    ///
    /// `StartLogging` should be preferred for usage in automated tests to
    /// ensure that logging terminates even if the test crashes.
    ///
    /// + request `client_id` String format Id of the client. Client may choose
    ///     any Id with a maximum byte size of 8 (e.g., "ffxTest").
    /// + request `metrics` Type of the metrics to be polled and logged.
    /// + request `output_samples_to_syslog` Toggle for outputting raw data to
    ///     syslog.
    /// + request `output_stats_to_syslog` Toggle for outputting any available
    ///     statistics to syslog.
    /// + error a [fuchsia.metrics.test/RecorderError] value indicating why
    ///     the request failed.
    pub fn r#start_logging_forever(
        &self,
        mut client_id: &str,
        mut metrics: &[Metric],
        mut output_samples_to_syslog: bool,
        mut output_stats_to_syslog: bool,
    ) -> fidl::client::QueryResponseFut<
        RecorderStartLoggingForeverResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    > {
        RecorderProxyInterface::r#start_logging_forever(
            self,
            client_id,
            metrics,
            output_samples_to_syslog,
            output_stats_to_syslog,
        )
    }

    /// Terminates all active logging tasks with the given client_id. It is
    /// valid to call this method when logging is inactive.
    ///
    /// + request `client_id` String format Id of the client.
    /// - response `status` A bool value indicating if existing logging was
    ///     stopped (true) or there'sno existing logging for the client.
    pub fn r#stop_logging(
        &self,
        mut client_id: &str,
    ) -> fidl::client::QueryResponseFut<bool, fidl::encoding::DefaultFuchsiaResourceDialect> {
        RecorderProxyInterface::r#stop_logging(self, client_id)
    }
}

impl RecorderProxyInterface for RecorderProxy {
    type StartLoggingResponseFut = fidl::client::QueryResponseFut<
        RecorderStartLoggingResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    >;
    fn r#start_logging(
        &self,
        mut client_id: &str,
        mut metrics: &[Metric],
        mut duration_ms: u32,
        mut output_samples_to_syslog: bool,
        mut output_stats_to_syslog: bool,
    ) -> Self::StartLoggingResponseFut {
        fn _decode(
            mut _buf: Result<<fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc, fidl::Error>,
        ) -> Result<RecorderStartLoggingResult, fidl::Error> {
            let _response = fidl::client::decode_transaction_body::<
                fidl::encoding::ResultType<fidl::encoding::EmptyStruct, RecorderError>,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                0x40e4e1a9c6c42bd2,
            >(_buf?)?;
            Ok(_response.map(|x| x))
        }
        self.client
            .send_query_and_decode::<RecorderStartLoggingRequest, RecorderStartLoggingResult>(
                (client_id, metrics, duration_ms, output_samples_to_syslog, output_stats_to_syslog),
                0x40e4e1a9c6c42bd2,
                fidl::encoding::DynamicFlags::empty(),
                _decode,
            )
    }

    type StartLoggingForeverResponseFut = fidl::client::QueryResponseFut<
        RecorderStartLoggingForeverResult,
        fidl::encoding::DefaultFuchsiaResourceDialect,
    >;
    fn r#start_logging_forever(
        &self,
        mut client_id: &str,
        mut metrics: &[Metric],
        mut output_samples_to_syslog: bool,
        mut output_stats_to_syslog: bool,
    ) -> Self::StartLoggingForeverResponseFut {
        fn _decode(
            mut _buf: Result<<fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc, fidl::Error>,
        ) -> Result<RecorderStartLoggingForeverResult, fidl::Error> {
            let _response = fidl::client::decode_transaction_body::<
                fidl::encoding::ResultType<fidl::encoding::EmptyStruct, RecorderError>,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                0x37b2675fdc61ff94,
            >(_buf?)?;
            Ok(_response.map(|x| x))
        }
        self.client.send_query_and_decode::<
            RecorderStartLoggingForeverRequest,
            RecorderStartLoggingForeverResult,
        >(
            (client_id, metrics, output_samples_to_syslog, output_stats_to_syslog,),
            0x37b2675fdc61ff94,
            fidl::encoding::DynamicFlags::empty(),
            _decode,
        )
    }

    type StopLoggingResponseFut =
        fidl::client::QueryResponseFut<bool, fidl::encoding::DefaultFuchsiaResourceDialect>;
    fn r#stop_logging(&self, mut client_id: &str) -> Self::StopLoggingResponseFut {
        fn _decode(
            mut _buf: Result<<fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc, fidl::Error>,
        ) -> Result<bool, fidl::Error> {
            let _response = fidl::client::decode_transaction_body::<
                RecorderStopLoggingResponse,
                fidl::encoding::DefaultFuchsiaResourceDialect,
                0x615d67a4d94d4732,
            >(_buf?)?;
            Ok(_response.stopped)
        }
        self.client.send_query_and_decode::<RecorderStopLoggingRequest, bool>(
            (client_id,),
            0x615d67a4d94d4732,
            fidl::encoding::DynamicFlags::empty(),
            _decode,
        )
    }
}

pub struct RecorderEventStream {
    event_receiver: fidl::client::EventReceiver<fidl::encoding::DefaultFuchsiaResourceDialect>,
}

impl std::marker::Unpin for RecorderEventStream {}

impl futures::stream::FusedStream for RecorderEventStream {
    fn is_terminated(&self) -> bool {
        self.event_receiver.is_terminated()
    }
}

impl futures::Stream for RecorderEventStream {
    type Item = Result<RecorderEvent, fidl::Error>;

    fn poll_next(
        mut self: std::pin::Pin<&mut Self>,
        cx: &mut std::task::Context<'_>,
    ) -> std::task::Poll<Option<Self::Item>> {
        match futures::ready!(futures::stream::StreamExt::poll_next_unpin(
            &mut self.event_receiver,
            cx
        )?) {
            Some(buf) => std::task::Poll::Ready(Some(RecorderEvent::decode(buf))),
            None => std::task::Poll::Ready(None),
        }
    }
}

#[derive(Debug)]
pub enum RecorderEvent {}

impl RecorderEvent {
    /// Decodes a message buffer as a [`RecorderEvent`].
    fn decode(
        mut buf: <fidl::encoding::DefaultFuchsiaResourceDialect as fidl::encoding::ResourceDialect>::MessageBufEtc,
    ) -> Result<RecorderEvent, fidl::Error> {
        let (bytes, _handles) = buf.split_mut();
        let (tx_header, _body_bytes) = fidl::encoding::decode_transaction_header(bytes)?;
        debug_assert_eq!(tx_header.tx_id, 0);
        match tx_header.ordinal {
            _ => Err(fidl::Error::UnknownOrdinal {
                ordinal: tx_header.ordinal,
                protocol_name: <RecorderMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME,
            }),
        }
    }
}

/// A Stream of incoming requests for fuchsia.power.metrics/Recorder.
pub struct RecorderRequestStream {
    inner: std::sync::Arc<fidl::ServeInner<fidl::encoding::DefaultFuchsiaResourceDialect>>,
    is_terminated: bool,
}

impl std::marker::Unpin for RecorderRequestStream {}

impl futures::stream::FusedStream for RecorderRequestStream {
    fn is_terminated(&self) -> bool {
        self.is_terminated
    }
}

impl fidl::endpoints::RequestStream for RecorderRequestStream {
    type Protocol = RecorderMarker;
    type ControlHandle = RecorderControlHandle;

    fn from_channel(channel: ::fidl::AsyncChannel) -> Self {
        Self { inner: std::sync::Arc::new(fidl::ServeInner::new(channel)), is_terminated: false }
    }

    fn control_handle(&self) -> Self::ControlHandle {
        RecorderControlHandle { inner: self.inner.clone() }
    }

    fn into_inner(
        self,
    ) -> (::std::sync::Arc<fidl::ServeInner<fidl::encoding::DefaultFuchsiaResourceDialect>>, bool)
    {
        (self.inner, self.is_terminated)
    }

    fn from_inner(
        inner: std::sync::Arc<fidl::ServeInner<fidl::encoding::DefaultFuchsiaResourceDialect>>,
        is_terminated: bool,
    ) -> Self {
        Self { inner, is_terminated }
    }
}

impl futures::Stream for RecorderRequestStream {
    type Item = Result<RecorderRequest, fidl::Error>;

    fn poll_next(
        mut self: std::pin::Pin<&mut Self>,
        cx: &mut std::task::Context<'_>,
    ) -> std::task::Poll<Option<Self::Item>> {
        let this = &mut *self;
        if this.inner.check_shutdown(cx) {
            this.is_terminated = true;
            return std::task::Poll::Ready(None);
        }
        if this.is_terminated {
            panic!("polled RecorderRequestStream after completion");
        }
        fidl::encoding::with_tls_decode_buf::<_, fidl::encoding::DefaultFuchsiaResourceDialect>(
            |bytes, handles| {
                match this.inner.channel().read_etc(cx, bytes, handles) {
                    std::task::Poll::Ready(Ok(())) => {}
                    std::task::Poll::Pending => return std::task::Poll::Pending,
                    std::task::Poll::Ready(Err(zx_status::Status::PEER_CLOSED)) => {
                        this.is_terminated = true;
                        return std::task::Poll::Ready(None);
                    }
                    std::task::Poll::Ready(Err(e)) => {
                        return std::task::Poll::Ready(Some(Err(fidl::Error::ServerRequestRead(
                            e.into(),
                        ))));
                    }
                }

                // A message has been received from the channel
                let (header, _body_bytes) = fidl::encoding::decode_transaction_header(bytes)?;

                std::task::Poll::Ready(Some(match header.ordinal {
                    0x40e4e1a9c6c42bd2 => {
                        header.validate_request_tx_id(fidl::MethodType::TwoWay)?;
                        let mut req = fidl::new_empty!(
                            RecorderStartLoggingRequest,
                            fidl::encoding::DefaultFuchsiaResourceDialect
                        );
                        fidl::encoding::Decoder::<fidl::encoding::DefaultFuchsiaResourceDialect>::decode_into::<RecorderStartLoggingRequest>(&header, _body_bytes, handles, &mut req)?;
                        let control_handle = RecorderControlHandle { inner: this.inner.clone() };
                        Ok(RecorderRequest::StartLogging {
                            client_id: req.client_id,
                            metrics: req.metrics,
                            duration_ms: req.duration_ms,
                            output_samples_to_syslog: req.output_samples_to_syslog,
                            output_stats_to_syslog: req.output_stats_to_syslog,

                            responder: RecorderStartLoggingResponder {
                                control_handle: std::mem::ManuallyDrop::new(control_handle),
                                tx_id: header.tx_id,
                            },
                        })
                    }
                    0x37b2675fdc61ff94 => {
                        header.validate_request_tx_id(fidl::MethodType::TwoWay)?;
                        let mut req = fidl::new_empty!(
                            RecorderStartLoggingForeverRequest,
                            fidl::encoding::DefaultFuchsiaResourceDialect
                        );
                        fidl::encoding::Decoder::<fidl::encoding::DefaultFuchsiaResourceDialect>::decode_into::<RecorderStartLoggingForeverRequest>(&header, _body_bytes, handles, &mut req)?;
                        let control_handle = RecorderControlHandle { inner: this.inner.clone() };
                        Ok(RecorderRequest::StartLoggingForever {
                            client_id: req.client_id,
                            metrics: req.metrics,
                            output_samples_to_syslog: req.output_samples_to_syslog,
                            output_stats_to_syslog: req.output_stats_to_syslog,

                            responder: RecorderStartLoggingForeverResponder {
                                control_handle: std::mem::ManuallyDrop::new(control_handle),
                                tx_id: header.tx_id,
                            },
                        })
                    }
                    0x615d67a4d94d4732 => {
                        header.validate_request_tx_id(fidl::MethodType::TwoWay)?;
                        let mut req = fidl::new_empty!(
                            RecorderStopLoggingRequest,
                            fidl::encoding::DefaultFuchsiaResourceDialect
                        );
                        fidl::encoding::Decoder::<fidl::encoding::DefaultFuchsiaResourceDialect>::decode_into::<RecorderStopLoggingRequest>(&header, _body_bytes, handles, &mut req)?;
                        let control_handle = RecorderControlHandle { inner: this.inner.clone() };
                        Ok(RecorderRequest::StopLogging {
                            client_id: req.client_id,

                            responder: RecorderStopLoggingResponder {
                                control_handle: std::mem::ManuallyDrop::new(control_handle),
                                tx_id: header.tx_id,
                            },
                        })
                    }
                    _ => Err(fidl::Error::UnknownOrdinal {
                        ordinal: header.ordinal,
                        protocol_name:
                            <RecorderMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME,
                    }),
                }))
            },
        )
    }
}

/// A protocol for managing on-demand metrics logging.
#[derive(Debug)]
pub enum RecorderRequest {
    /// Initiates logging of specified metrics for the provided duration.
    /// Supports concurrent logging of different metrics. Logging may be
    /// terminated early with a call to `StopLogging`.
    ///
    /// This call will fail if logging of the specified metric is already
    /// active. For this reason, a client may wish to precede a `StartLogging`
    /// call with a `StopLogging` call, after which the only reason for The
    /// logger to be active would be a conflict with another client.
    ///
    /// + request `client_id` String format Id of the client. Client may choose
    ///     any Id with a maximum byte size of 8 (e.g., "ffxTest").
    /// + request `metrics` Type of the metrics to be polled and logged.
    /// + request `duration_ms` Duration of logging in milliseconds. After this
    ///     duration, polling and logging will cease.
    /// + request `output_samples_to_syslog` Toggle for outputting raw data to
    ///     syslog.
    /// + request `output_stats_to_syslog` Toggle for outputting any available
    ///     statistics to syslog.
    /// + error a [fuchsia.metrics.test/MeticsLoggerError] value indicating why
    ///     the request failed.
    StartLogging {
        client_id: String,
        metrics: Vec<Metric>,
        duration_ms: u32,
        output_samples_to_syslog: bool,
        output_stats_to_syslog: bool,
        responder: RecorderStartLoggingResponder,
    },
    /// Initiates logging of specified metrics. Supports concurrent logging of
    /// different metrics. Logging will only end upon a `StopLogging` call.
    ///
    /// `StartLogging` should be preferred for usage in automated tests to
    /// ensure that logging terminates even if the test crashes.
    ///
    /// + request `client_id` String format Id of the client. Client may choose
    ///     any Id with a maximum byte size of 8 (e.g., "ffxTest").
    /// + request `metrics` Type of the metrics to be polled and logged.
    /// + request `output_samples_to_syslog` Toggle for outputting raw data to
    ///     syslog.
    /// + request `output_stats_to_syslog` Toggle for outputting any available
    ///     statistics to syslog.
    /// + error a [fuchsia.metrics.test/RecorderError] value indicating why
    ///     the request failed.
    StartLoggingForever {
        client_id: String,
        metrics: Vec<Metric>,
        output_samples_to_syslog: bool,
        output_stats_to_syslog: bool,
        responder: RecorderStartLoggingForeverResponder,
    },
    /// Terminates all active logging tasks with the given client_id. It is
    /// valid to call this method when logging is inactive.
    ///
    /// + request `client_id` String format Id of the client.
    /// - response `status` A bool value indicating if existing logging was
    ///     stopped (true) or there'sno existing logging for the client.
    StopLogging { client_id: String, responder: RecorderStopLoggingResponder },
}

impl RecorderRequest {
    #[allow(irrefutable_let_patterns)]
    pub fn into_start_logging(
        self,
    ) -> Option<(String, Vec<Metric>, u32, bool, bool, RecorderStartLoggingResponder)> {
        if let RecorderRequest::StartLogging {
            client_id,
            metrics,
            duration_ms,
            output_samples_to_syslog,
            output_stats_to_syslog,
            responder,
        } = self
        {
            Some((
                client_id,
                metrics,
                duration_ms,
                output_samples_to_syslog,
                output_stats_to_syslog,
                responder,
            ))
        } else {
            None
        }
    }

    #[allow(irrefutable_let_patterns)]
    pub fn into_start_logging_forever(
        self,
    ) -> Option<(String, Vec<Metric>, bool, bool, RecorderStartLoggingForeverResponder)> {
        if let RecorderRequest::StartLoggingForever {
            client_id,
            metrics,
            output_samples_to_syslog,
            output_stats_to_syslog,
            responder,
        } = self
        {
            Some((client_id, metrics, output_samples_to_syslog, output_stats_to_syslog, responder))
        } else {
            None
        }
    }

    #[allow(irrefutable_let_patterns)]
    pub fn into_stop_logging(self) -> Option<(String, RecorderStopLoggingResponder)> {
        if let RecorderRequest::StopLogging { client_id, responder } = self {
            Some((client_id, responder))
        } else {
            None
        }
    }

    /// Name of the method defined in FIDL
    pub fn method_name(&self) -> &'static str {
        match *self {
            RecorderRequest::StartLogging { .. } => "start_logging",
            RecorderRequest::StartLoggingForever { .. } => "start_logging_forever",
            RecorderRequest::StopLogging { .. } => "stop_logging",
        }
    }
}

#[derive(Debug, Clone)]
pub struct RecorderControlHandle {
    inner: std::sync::Arc<fidl::ServeInner<fidl::encoding::DefaultFuchsiaResourceDialect>>,
}

impl fidl::endpoints::ControlHandle for RecorderControlHandle {
    fn shutdown(&self) {
        self.inner.shutdown()
    }

    fn shutdown_with_epitaph(&self, status: zx_status::Status) {
        self.inner.shutdown_with_epitaph(status)
    }

    fn is_closed(&self) -> bool {
        self.inner.channel().is_closed()
    }
    fn on_closed(&self) -> fidl::OnSignalsRef<'_> {
        self.inner.channel().on_closed()
    }

    #[cfg(target_os = "fuchsia")]
    fn signal_peer(
        &self,
        clear_mask: zx::Signals,
        set_mask: zx::Signals,
    ) -> Result<(), zx_status::Status> {
        use fidl::Peered;
        self.inner.channel().signal_peer(clear_mask, set_mask)
    }
}

impl RecorderControlHandle {}

#[must_use = "FIDL methods require a response to be sent"]
#[derive(Debug)]
pub struct RecorderStartLoggingResponder {
    control_handle: std::mem::ManuallyDrop<RecorderControlHandle>,
    tx_id: u32,
}

/// Set the the channel to be shutdown (see [`RecorderControlHandle::shutdown`])
/// if the responder is dropped without sending a response, so that the client
/// doesn't hang. To prevent this behavior, call `drop_without_shutdown`.
impl std::ops::Drop for RecorderStartLoggingResponder {
    fn drop(&mut self) {
        self.control_handle.shutdown();
        // Safety: drops once, never accessed again
        unsafe { std::mem::ManuallyDrop::drop(&mut self.control_handle) };
    }
}

impl fidl::endpoints::Responder for RecorderStartLoggingResponder {
    type ControlHandle = RecorderControlHandle;

    fn control_handle(&self) -> &RecorderControlHandle {
        &self.control_handle
    }

    fn drop_without_shutdown(mut self) {
        // Safety: drops once, never accessed again due to mem::forget
        unsafe { std::mem::ManuallyDrop::drop(&mut self.control_handle) };
        // Prevent Drop from running (which would shut down the channel)
        std::mem::forget(self);
    }
}

impl RecorderStartLoggingResponder {
    /// Sends a response to the FIDL transaction.
    ///
    /// Sets the channel to shutdown if an error occurs.
    pub fn send(self, mut result: Result<(), RecorderError>) -> Result<(), fidl::Error> {
        let _result = self.send_raw(result);
        if _result.is_err() {
            self.control_handle.shutdown();
        }
        self.drop_without_shutdown();
        _result
    }

    /// Similar to "send" but does not shutdown the channel if an error occurs.
    pub fn send_no_shutdown_on_err(
        self,
        mut result: Result<(), RecorderError>,
    ) -> Result<(), fidl::Error> {
        let _result = self.send_raw(result);
        self.drop_without_shutdown();
        _result
    }

    fn send_raw(&self, mut result: Result<(), RecorderError>) -> Result<(), fidl::Error> {
        self.control_handle.inner.send::<fidl::encoding::ResultType<
            fidl::encoding::EmptyStruct,
            RecorderError,
        >>(
            result,
            self.tx_id,
            0x40e4e1a9c6c42bd2,
            fidl::encoding::DynamicFlags::empty(),
        )
    }
}

#[must_use = "FIDL methods require a response to be sent"]
#[derive(Debug)]
pub struct RecorderStartLoggingForeverResponder {
    control_handle: std::mem::ManuallyDrop<RecorderControlHandle>,
    tx_id: u32,
}

/// Set the the channel to be shutdown (see [`RecorderControlHandle::shutdown`])
/// if the responder is dropped without sending a response, so that the client
/// doesn't hang. To prevent this behavior, call `drop_without_shutdown`.
impl std::ops::Drop for RecorderStartLoggingForeverResponder {
    fn drop(&mut self) {
        self.control_handle.shutdown();
        // Safety: drops once, never accessed again
        unsafe { std::mem::ManuallyDrop::drop(&mut self.control_handle) };
    }
}

impl fidl::endpoints::Responder for RecorderStartLoggingForeverResponder {
    type ControlHandle = RecorderControlHandle;

    fn control_handle(&self) -> &RecorderControlHandle {
        &self.control_handle
    }

    fn drop_without_shutdown(mut self) {
        // Safety: drops once, never accessed again due to mem::forget
        unsafe { std::mem::ManuallyDrop::drop(&mut self.control_handle) };
        // Prevent Drop from running (which would shut down the channel)
        std::mem::forget(self);
    }
}

impl RecorderStartLoggingForeverResponder {
    /// Sends a response to the FIDL transaction.
    ///
    /// Sets the channel to shutdown if an error occurs.
    pub fn send(self, mut result: Result<(), RecorderError>) -> Result<(), fidl::Error> {
        let _result = self.send_raw(result);
        if _result.is_err() {
            self.control_handle.shutdown();
        }
        self.drop_without_shutdown();
        _result
    }

    /// Similar to "send" but does not shutdown the channel if an error occurs.
    pub fn send_no_shutdown_on_err(
        self,
        mut result: Result<(), RecorderError>,
    ) -> Result<(), fidl::Error> {
        let _result = self.send_raw(result);
        self.drop_without_shutdown();
        _result
    }

    fn send_raw(&self, mut result: Result<(), RecorderError>) -> Result<(), fidl::Error> {
        self.control_handle.inner.send::<fidl::encoding::ResultType<
            fidl::encoding::EmptyStruct,
            RecorderError,
        >>(
            result,
            self.tx_id,
            0x37b2675fdc61ff94,
            fidl::encoding::DynamicFlags::empty(),
        )
    }
}

#[must_use = "FIDL methods require a response to be sent"]
#[derive(Debug)]
pub struct RecorderStopLoggingResponder {
    control_handle: std::mem::ManuallyDrop<RecorderControlHandle>,
    tx_id: u32,
}

/// Set the the channel to be shutdown (see [`RecorderControlHandle::shutdown`])
/// if the responder is dropped without sending a response, so that the client
/// doesn't hang. To prevent this behavior, call `drop_without_shutdown`.
impl std::ops::Drop for RecorderStopLoggingResponder {
    fn drop(&mut self) {
        self.control_handle.shutdown();
        // Safety: drops once, never accessed again
        unsafe { std::mem::ManuallyDrop::drop(&mut self.control_handle) };
    }
}

impl fidl::endpoints::Responder for RecorderStopLoggingResponder {
    type ControlHandle = RecorderControlHandle;

    fn control_handle(&self) -> &RecorderControlHandle {
        &self.control_handle
    }

    fn drop_without_shutdown(mut self) {
        // Safety: drops once, never accessed again due to mem::forget
        unsafe { std::mem::ManuallyDrop::drop(&mut self.control_handle) };
        // Prevent Drop from running (which would shut down the channel)
        std::mem::forget(self);
    }
}

impl RecorderStopLoggingResponder {
    /// Sends a response to the FIDL transaction.
    ///
    /// Sets the channel to shutdown if an error occurs.
    pub fn send(self, mut stopped: bool) -> Result<(), fidl::Error> {
        let _result = self.send_raw(stopped);
        if _result.is_err() {
            self.control_handle.shutdown();
        }
        self.drop_without_shutdown();
        _result
    }

    /// Similar to "send" but does not shutdown the channel if an error occurs.
    pub fn send_no_shutdown_on_err(self, mut stopped: bool) -> Result<(), fidl::Error> {
        let _result = self.send_raw(stopped);
        self.drop_without_shutdown();
        _result
    }

    fn send_raw(&self, mut stopped: bool) -> Result<(), fidl::Error> {
        self.control_handle.inner.send::<RecorderStopLoggingResponse>(
            (stopped,),
            self.tx_id,
            0x615d67a4d94d4732,
            fidl::encoding::DynamicFlags::empty(),
        )
    }
}

mod internal {
    use super::*;
}