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

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

use {
    bitflags::bitflags,
    fidl::{
        client::QueryResponseFut,
        endpoints::{ControlHandle as _, Responder as _},
    },
    fuchsia_zircon_status as zx_status,
    futures::future::{self, MaybeDone, TryFutureExt},
};

#[cfg(target_os = "fuchsia")]
use fuchsia_zircon as zx;

#[derive(Clone, Debug, Default, PartialEq)]
pub struct WrappedValue {
    pub value: Option<u32>,
    #[doc(hidden)]
    pub __source_breaking: fidl::marker::SourceBreaking,
}

impl fidl::Persistable for WrappedValue {}

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

impl fidl::endpoints::ProtocolMarker for WaiterMarker {
    type Proxy = WaiterProxy;
    type RequestStream = WaiterRequestStream;

    #[cfg(target_os = "fuchsia")]
    type SynchronousProxy = WaiterSynchronousProxy;

    const DEBUG_NAME: &'static str = "fuchsia.runtime.test.Waiter";
}
impl fidl::endpoints::DiscoverableProtocolMarker for WaiterMarker {}

pub trait WaiterProxyInterface: Send + Sync {
    fn r#ack(&self) -> Result<(), fidl::Error>;
}

#[derive(Debug)]
#[cfg(target_os = "fuchsia")]
pub struct WaiterSynchronousProxy {
    client: fidl::client::sync::Client,
}

#[cfg(target_os = "fuchsia")]
impl fidl::endpoints::SynchronousProxy for WaiterSynchronousProxy {
    type Proxy = WaiterProxy;
    type Protocol = WaiterMarker;

    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 WaiterSynchronousProxy {
    pub fn new(channel: fidl::Channel) -> Self {
        let protocol_name = <WaiterMarker 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::Time) -> Result<WaiterEvent, fidl::Error> {
        WaiterEvent::decode(self.client.wait_for_event(deadline)?)
    }

    pub fn r#ack(&self) -> Result<(), fidl::Error> {
        self.client.send::<fidl::encoding::EmptyPayload>(
            (),
            0x1c4dde6651760354,
            fidl::encoding::DynamicFlags::empty(),
        )
    }
}

#[derive(Debug, Clone)]
pub struct WaiterProxy {
    client: fidl::client::Client,
}

impl fidl::endpoints::Proxy for WaiterProxy {
    type Protocol = WaiterMarker;

    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 WaiterProxy {
    /// Create a new Proxy for fuchsia.runtime.test/Waiter.
    pub fn new(channel: fidl::AsyncChannel) -> Self {
        let protocol_name = <WaiterMarker 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) -> WaiterEventStream {
        WaiterEventStream { event_receiver: self.client.take_event_receiver() }
    }

    pub fn r#ack(&self) -> Result<(), fidl::Error> {
        WaiterProxyInterface::r#ack(self)
    }
}

impl WaiterProxyInterface for WaiterProxy {
    fn r#ack(&self) -> Result<(), fidl::Error> {
        self.client.send::<fidl::encoding::EmptyPayload>(
            (),
            0x1c4dde6651760354,
            fidl::encoding::DynamicFlags::empty(),
        )
    }
}

pub struct WaiterEventStream {
    event_receiver: fidl::client::EventReceiver,
}

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

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

impl futures::Stream for WaiterEventStream {
    type Item = Result<WaiterEvent, 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(WaiterEvent::decode(buf))),
            None => std::task::Poll::Ready(None),
        }
    }
}

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

impl WaiterEvent {
    /// Decodes a message buffer as a [`WaiterEvent`].
    fn decode(mut buf: fidl::MessageBufEtc) -> Result<WaiterEvent, 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: <WaiterMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME,
            }),
        }
    }
}

/// A Stream of incoming requests for fuchsia.runtime.test/Waiter.
pub struct WaiterRequestStream {
    inner: std::sync::Arc<fidl::ServeInner>,
    is_terminated: bool,
}

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

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

impl fidl::endpoints::RequestStream for WaiterRequestStream {
    type Protocol = WaiterMarker;
    type ControlHandle = WaiterControlHandle;

    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 {
        WaiterControlHandle { inner: self.inner.clone() }
    }

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

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

impl futures::Stream for WaiterRequestStream {
    type Item = Result<WaiterRequest, 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 WaiterRequestStream after completion");
        }
        fidl::encoding::with_tls_decode_buf(|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))))
                }
            }

            // 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 {
                0x1c4dde6651760354 => {
                    header.validate_request_tx_id(fidl::MethodType::OneWay)?;
                    let mut req = fidl::new_empty!(fidl::encoding::EmptyPayload);
                    fidl::encoding::Decoder::decode_into::<fidl::encoding::EmptyPayload>(
                        &header,
                        _body_bytes,
                        handles,
                        &mut req,
                    )?;
                    let control_handle = WaiterControlHandle { inner: this.inner.clone() };
                    Ok(WaiterRequest::Ack { control_handle })
                }
                _ => Err(fidl::Error::UnknownOrdinal {
                    ordinal: header.ordinal,
                    protocol_name: <WaiterMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME,
                }),
            }))
        })
    }
}

#[derive(Debug)]
pub enum WaiterRequest {
    Ack { control_handle: WaiterControlHandle },
}

impl WaiterRequest {
    #[allow(irrefutable_let_patterns)]
    pub fn into_ack(self) -> Option<(WaiterControlHandle)> {
        if let WaiterRequest::Ack { control_handle } = self {
            Some((control_handle))
        } else {
            None
        }
    }

    /// Name of the method defined in FIDL
    pub fn method_name(&self) -> &'static str {
        match *self {
            WaiterRequest::Ack { .. } => "ack",
        }
    }
}

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

impl fidl::endpoints::ControlHandle for WaiterControlHandle {
    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()
    }
}

impl WaiterControlHandle {}

mod internal {
    use super::*;

    impl WrappedValue {
        #[inline(always)]
        fn max_ordinal_present(&self) -> u64 {
            if let Some(_) = self.value {
                return 1;
            }
            0
        }
    }

    unsafe impl fidl::encoding::TypeMarker for WrappedValue {
        type Owned = Self;

        #[inline(always)]
        fn inline_align(_context: fidl::encoding::Context) -> usize {
            8
        }

        #[inline(always)]
        fn inline_size(_context: fidl::encoding::Context) -> usize {
            16
        }
    }
    impl fidl::encoding::ValueTypeMarker for WrappedValue {
        type Borrowed<'a> = &'a Self;
        fn borrow<'a>(
            value: &'a <Self as fidl::encoding::TypeMarker>::Owned,
        ) -> Self::Borrowed<'a> {
            value
        }
    }

    unsafe impl fidl::encoding::Encode<WrappedValue> for &WrappedValue {
        unsafe fn encode(
            self,
            encoder: &mut fidl::encoding::Encoder<'_>,
            offset: usize,
            mut depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            encoder.debug_check_bounds::<WrappedValue>(offset);
            // Vector header
            let max_ordinal: u64 = self.max_ordinal_present();
            encoder.write_num(max_ordinal, offset);
            encoder.write_num(fidl::encoding::ALLOC_PRESENT_U64, offset + 8);
            // Calling encoder.out_of_line_offset(0) is not allowed.
            if max_ordinal == 0 {
                return Ok(());
            }
            depth.increment()?;
            let envelope_size = 8;
            let bytes_len = max_ordinal as usize * envelope_size;
            #[allow(unused_variables)]
            let offset = encoder.out_of_line_offset(bytes_len);
            let mut _prev_end_offset: usize = 0;
            if 1 > max_ordinal {
                return Ok(());
            }

            // Write at offset+(ordinal-1)*envelope_size, since ordinals are one-based and envelopes
            // are envelope_size bytes.
            let cur_offset: usize = (1 - 1) * envelope_size;

            // Zero reserved fields.
            encoder.padding(offset + _prev_end_offset, cur_offset - _prev_end_offset);

            // Safety:
            // - bytes_len is calculated to fit envelope_size*max(member.ordinal).
            // - Since cur_offset is envelope_size*(member.ordinal - 1) and the envelope takes
            //   envelope_size bytes, there is always sufficient room.
            fidl::encoding::encode_in_envelope_optional::<u32>(
                self.value.as_ref().map(<u32 as fidl::encoding::ValueTypeMarker>::borrow),
                encoder,
                offset + cur_offset,
                depth,
            )?;

            _prev_end_offset = cur_offset + envelope_size;

            Ok(())
        }
    }

    impl fidl::encoding::Decode<Self> for WrappedValue {
        #[inline(always)]
        fn new_empty() -> Self {
            Self::default()
        }

        unsafe fn decode(
            &mut self,
            decoder: &mut fidl::encoding::Decoder<'_>,
            offset: usize,
            mut depth: fidl::encoding::Depth,
        ) -> fidl::Result<()> {
            decoder.debug_check_bounds::<Self>(offset);
            let len = match fidl::encoding::decode_vector_header(decoder, offset)? {
                None => return Err(fidl::Error::NotNullable),
                Some(len) => len,
            };
            // Calling decoder.out_of_line_offset(0) is not allowed.
            if len == 0 {
                return Ok(());
            };
            depth.increment()?;
            let envelope_size = 8;
            let bytes_len = len * envelope_size;
            let offset = decoder.out_of_line_offset(bytes_len)?;
            // Decode the envelope for each type.
            let mut _next_ordinal_to_read = 0;
            let mut next_offset = offset;
            let end_offset = offset + bytes_len;
            _next_ordinal_to_read += 1;
            if next_offset >= end_offset {
                return Ok(());
            }

            // Decode unknown envelopes for gaps in ordinals.
            while _next_ordinal_to_read < 1 {
                fidl::encoding::decode_unknown_envelope(decoder, next_offset, depth)?;
                _next_ordinal_to_read += 1;
                next_offset += envelope_size;
            }

            let next_out_of_line = decoder.next_out_of_line();
            let handles_before = decoder.remaining_handles();
            if let Some((inlined, num_bytes, num_handles)) =
                fidl::encoding::decode_envelope_header(decoder, next_offset)?
            {
                let member_inline_size =
                    <u32 as fidl::encoding::TypeMarker>::inline_size(decoder.context);
                if inlined != (member_inline_size <= 4) {
                    return Err(fidl::Error::InvalidInlineBitInEnvelope);
                }
                let inner_offset;
                let mut inner_depth = depth.clone();
                if inlined {
                    decoder.check_inline_envelope_padding(next_offset, member_inline_size)?;
                    inner_offset = next_offset;
                } else {
                    inner_offset = decoder.out_of_line_offset(member_inline_size)?;
                    inner_depth.increment()?;
                }
                let val_ref = self.value.get_or_insert_with(|| fidl::new_empty!(u32));
                fidl::decode!(u32, val_ref, decoder, inner_offset, inner_depth)?;
                if !inlined && decoder.next_out_of_line() != next_out_of_line + (num_bytes as usize)
                {
                    return Err(fidl::Error::InvalidNumBytesInEnvelope);
                }
                if handles_before != decoder.remaining_handles() + (num_handles as usize) {
                    return Err(fidl::Error::InvalidNumHandlesInEnvelope);
                }
            }

            next_offset += envelope_size;

            // Decode the remaining unknown envelopes.
            while next_offset < end_offset {
                _next_ordinal_to_read += 1;
                fidl::encoding::decode_unknown_envelope(decoder, next_offset, depth)?;
                next_offset += envelope_size;
            }

            Ok(())
        }
    }
}