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

// fidl_experiment = no_optional_structs
// fidl_experiment = simple_empty_response_syntax
// fidl_experiment = unknown_interactions

#![allow(
    unused_parens, // one-element-tuple-case is not a tuple
    unused_mut, // not all args require mutation, but many do
    nonstandard_style, // auto-caps does its best, but is not always successful
)]
#![recursion_limit = "512"]

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

#[allow(unused_imports)]
use {
    bitflags::bitflags,
    fidl::{
        client::{decode_transaction_body_fut, QueryResponseFut},
        encoding::{zerocopy, Decodable as _, Encodable as _},
        endpoints::{ControlHandle as _, Responder as _},
        fidl_bits, fidl_empty_struct, fidl_enum, fidl_struct, fidl_struct_copy, fidl_table,
        fidl_union, wrap_handle_metadata,
    },
    fuchsia_zircon_status as zx_status,
    futures::future::{self, MaybeDone, TryFutureExt},
};

const _FIDL_TRACE_BINDINGS_RUST: u32 = 6;
bitflags! {
    pub struct WriteOptions: u8 {
        const OVERWRITE = 1;
        const CONCAT = 2;
    }
}

impl WriteOptions {
    #[inline(always)]
    pub fn from_bits_allow_unknown(bits: u8) -> Self {
        unsafe { Self::from_bits_unchecked(bits) }
    }

    #[inline(always)]
    pub fn has_unknown_bits(&self) -> bool {
        self.get_unknown_bits() != 0
    }

    #[inline(always)]
    pub fn get_unknown_bits(&self) -> u8 {
        self.bits & !Self::all().bits
    }
}

fidl_bits! {
    name: WriteOptions,
    prim_ty: u8,
    flexible: true,
}

/// An enumeration of things that may go wrong when trying to write a value to our store.
#[derive(Copy, Clone, Debug, Eq, PartialEq, Ord, PartialOrd, Hash)]
#[non_exhaustive]
pub enum WriteError {
    Unknown,
    InvalidKey,
    InvalidValue,
    AlreadyExists,
    #[deprecated = "Use `WriteError::unknown()` to construct and `WriteErrorUnknown!()` to exhaustively match."]
    #[doc(hidden)]
    __Unknown(u32),
}
/// Pattern that matches an unknown `WriteError` member.
#[macro_export]
macro_rules! WriteErrorUnknown {
    () => {
        _
    };
}

impl WriteError {
    #[inline]
    pub fn from_primitive(prim: u32) -> Option<Self> {
        match prim {
            0 => Some(Self::Unknown),
            1 => Some(Self::InvalidKey),
            2 => Some(Self::InvalidValue),
            3 => Some(Self::AlreadyExists),
            _ => None,
        }
    }

    #[inline]
    pub fn from_primitive_allow_unknown(prim: u32) -> Self {
        match prim {
            0 => Self::Unknown,
            1 => Self::InvalidKey,
            2 => Self::InvalidValue,
            3 => Self::AlreadyExists,
            #[allow(deprecated)]
            x => Self::__Unknown(x),
        }
    }

    #[inline]
    pub fn unknown() -> Self {
        #[allow(deprecated)]
        Self::__Unknown(0xffffffff)
    }

    #[inline]
    pub const fn into_primitive(self) -> u32 {
        match self {
            Self::Unknown => 0,
            Self::InvalidKey => 1,
            Self::InvalidValue => 2,
            Self::AlreadyExists => 3,
            #[allow(deprecated)]
            Self::__Unknown(x) => x,
        }
    }

    #[inline]
    pub fn is_unknown(&self) -> bool {
        match self {
            #[allow(deprecated)]
            Self::__Unknown(_) => true,
            _ => false,
        }
    }
}

fidl_enum! {
    name: WriteError,
    prim_ty: u32,
    flexible: true,
}

pub type StoreWriteItemResult = Result<(Value), WriteError>;

/// Handle-type validating wrapper for StoreWriteItemResult responses, used internally by
/// FIDL bindings to decode method results. This should only be used by
/// generated APIs, API users should never need to use this type. It is public
/// because it is shared with composed protocols.
#[doc(hidden)]
pub type StoreWriteItemResultHandleWrapper = Result<(Value,), WriteError>;

/// Request message decoding format for StoreWriteItemResult responses, used internally
/// by FIDL bindings to decode flexible method results. This should only be used
/// by generated APIs, API users should never need to use this type. It is
/// public because it is shared with composed protocols.
#[doc(hidden)]
pub type StoreWriteItemResultWireHandleWrapper = fidl::encoding::OpenResult<(Value,), WriteError>;

#[derive(Debug, Clone)]
pub enum Value {
    Bytes(Vec<u8>),
    String(String),
    Bool(bool),
    Uint8(u8),
    Int8(i8),
    Uint16(u16),
    Int16(i16),
    Uint32(u32),
    Int32(i32),
    Float32(f32),
    Uint64(u64),
    Int64(i64),
    Float64(f64),
    Uint128([u64; 2]),
    #[deprecated = "Use `Value::unknown()` to construct and `ValueUnknown!()` to exhaustively match."]
    #[doc(hidden)]
    #[non_exhaustive]
    __Unknown {
        ordinal: u64,
    },
}
/// Pattern that matches an unknown `Value` member.
#[macro_export]
macro_rules! ValueUnknown {
    () => {
        _
    };
}

// Custom PartialEq so that unknown variants are not equal to themselves.
impl PartialEq for Value {
    fn eq(&self, other: &Self) -> bool {
        match (self, other) {
            (Self::Bytes(x), Self::Bytes(y)) => *x == *y,
            (Self::String(x), Self::String(y)) => *x == *y,
            (Self::Bool(x), Self::Bool(y)) => *x == *y,
            (Self::Uint8(x), Self::Uint8(y)) => *x == *y,
            (Self::Int8(x), Self::Int8(y)) => *x == *y,
            (Self::Uint16(x), Self::Uint16(y)) => *x == *y,
            (Self::Int16(x), Self::Int16(y)) => *x == *y,
            (Self::Uint32(x), Self::Uint32(y)) => *x == *y,
            (Self::Int32(x), Self::Int32(y)) => *x == *y,
            (Self::Float32(x), Self::Float32(y)) => *x == *y,
            (Self::Uint64(x), Self::Uint64(y)) => *x == *y,
            (Self::Int64(x), Self::Int64(y)) => *x == *y,
            (Self::Float64(x), Self::Float64(y)) => *x == *y,
            (Self::Uint128(x), Self::Uint128(y)) => *x == *y,
            _ => false,
        }
    }
}

impl Value {
    #[inline]
    pub fn ordinal(&self) -> u64 {
        match *self {
            Self::Bytes(_) => 1,
            Self::String(_) => 2,
            Self::Bool(_) => 3,
            Self::Uint8(_) => 4,
            Self::Int8(_) => 5,
            Self::Uint16(_) => 6,
            Self::Int16(_) => 7,
            Self::Uint32(_) => 8,
            Self::Int32(_) => 9,
            Self::Float32(_) => 10,
            Self::Uint64(_) => 11,
            Self::Int64(_) => 12,
            Self::Float64(_) => 13,
            Self::Uint128(_) => 14,
            #[allow(deprecated)]
            Self::__Unknown { ordinal } => ordinal,
        }
    }
    #[inline]
    pub fn unknown_variant_for_testing() -> Self {
        #[allow(deprecated)]
        Self::__Unknown { ordinal: 0 }
    }

    #[inline]
    pub fn is_unknown(&self) -> bool {
        match self {
            #[allow(deprecated)]
            Self::__Unknown { .. } => true,
            _ => false,
        }
    }
}

impl fidl::encoding::TopLevel for Value {}

impl fidl::encoding::Persistable for Value {}

fidl_union! {
    name: Value,
    members: [
        Bytes {
            ty: Vec<u8>,
            ordinal: 1,
        },
        String {
            ty: String,
            ordinal: 2,
        },
        Bool {
            ty: bool,
            ordinal: 3,
        },
        Uint8 {
            ty: u8,
            ordinal: 4,
        },
        Int8 {
            ty: i8,
            ordinal: 5,
        },
        Uint16 {
            ty: u16,
            ordinal: 6,
        },
        Int16 {
            ty: i16,
            ordinal: 7,
        },
        Uint32 {
            ty: u32,
            ordinal: 8,
        },
        Int32 {
            ty: i32,
            ordinal: 9,
        },
        Float32 {
            ty: f32,
            ordinal: 10,
        },
        Uint64 {
            ty: u64,
            ordinal: 11,
        },
        Int64 {
            ty: i64,
            ordinal: 12,
        },
        Float64 {
            ty: f64,
            ordinal: 13,
        },
        Uint128 {
            ty: [u64; 2],
            ordinal: 14,
        },
    ],
    unknown_member: __Unknown,
}

/// An item in the store. The key must match the regex `^[A-z][A-z0-9_\.\/]{2,62}[A-z0-9]$`. That
/// is, it must start with a letter, end with a letter or number, contain only letters, numbers,
/// periods, and slashes, and be between 4 and 64 characters long.
#[derive(Debug, Clone, PartialEq)]
pub struct Item {
    pub key: String,
    pub value: Value,
}

impl fidl::encoding::TopLevel for Item {}

impl fidl::encoding::Persistable for Item {}

fidl_struct! {
    name: Item,
    members: [
        key {
            ty: String,
            offset_v1: 0,
            offset_v2: 0,
        },
        value {
            ty: Value,
            offset_v1: 16,
            offset_v2: 16,
        },
    ],
    padding_v1: [],
    padding_v2: [],
    size_v1: 40,
    size_v2: 32,
    align_v1: 8,
    align_v2: 8,
}

#[derive(Debug, Clone, PartialEq)]
pub struct StoreWriteItemRequest {
    pub attempt: Option<Item>,
    pub options: Option<WriteOptions>,
    #[deprecated = "Use `..StoreWriteItemRequest::EMPTY` to construct and `..` to match."]
    #[doc(hidden)]
    pub __non_exhaustive: (),
}

impl StoreWriteItemRequest {
    /// An empty table with every field set to `None`.
    #[allow(deprecated)]
    pub const EMPTY: Self = Self { attempt: None, options: None, __non_exhaustive: () };
}

impl fidl::encoding::TopLevel for StoreWriteItemRequest {}

impl fidl::encoding::Persistable for StoreWriteItemRequest {}

fidl_table! {
    name: StoreWriteItemRequest,
    members: [
        attempt {
            ty: Item,
            ordinal: 1,
        },
        options {
            ty: WriteOptions,
            ordinal: 2,
        },
    ],
}

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

impl fidl::endpoints::ProtocolMarker for StoreMarker {
    type Proxy = StoreProxy;
    type RequestStream = StoreRequestStream;
    const DEBUG_NAME: &'static str = "examples.keyvaluestore.usegenericvalues.Store";
}
impl fidl::endpoints::DiscoverableProtocolMarker for StoreMarker {}

pub trait StoreProxyInterface: Send + Sync {
    type WriteItemResponseFut: std::future::Future<Output = Result<(StoreWriteItemResult), fidl::Error>>
        + Send;
    fn r#write_item(&self, payload: StoreWriteItemRequest) -> Self::WriteItemResponseFut;
}

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

#[cfg(target_os = "fuchsia")]
impl StoreSynchronousProxy {
    pub fn new(channel: fidl::Channel) -> Self {
        let protocol_name = <StoreMarker 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<StoreEvent, fidl::Error> {
        StoreEvent::decode(self.client.wait_for_event(deadline)?)
    }
    /// Writes an item to the store.
    ///
    /// Since the value stored in the key-value store can now be different from the input (if the
    /// `WriteOptions.CONCAT` flag is set), we need to return the resulting `Value` to the
    /// requester.
    ///
    /// We use an (anonymous) `table` and a (named) `flexible union` as the request and response
    /// payload, respectively, to allow for easier future evolution. Both of these types are
    /// `flexible`, meaning that adding or removing members is binary-compatible. This makes them
    /// much easier to evolve that the `struct` types that were previously used, which cannot be
    /// changed after release without breaking ABI.
    pub fn r#write_item(
        &self,
        mut payload: StoreWriteItemRequest,
        ___deadline: zx::Time,
    ) -> Result<(StoreWriteItemResult), fidl::Error> {
        let _value: StoreWriteItemResultWireHandleWrapper =
            self.client.send_query::<_, _, false, true>(
                &mut (payload),
                0xdbd4bf1e49abe6e,
                fidl::encoding::DynamicFlags::FLEXIBLE,
                ___deadline,
            )?;
        let _value = _value.into_nested_result::<StoreMarker>("write_item")?;
        Ok(_value.map(|_value| _value.0))
    }
}

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

impl fidl::endpoints::Proxy for StoreProxy {
    type Protocol = StoreMarker;

    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 StoreProxy {
    /// Create a new Proxy for Store
    pub fn new(channel: fidl::AsyncChannel) -> Self {
        let protocol_name = <StoreMarker 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 Store protocol
    ///
    /// # Panics
    ///
    /// Panics if the event stream was already taken.
    pub fn take_event_stream(&self) -> StoreEventStream {
        StoreEventStream { event_receiver: self.client.take_event_receiver() }
    }
    /// Writes an item to the store.
    ///
    /// Since the value stored in the key-value store can now be different from the input (if the
    /// `WriteOptions.CONCAT` flag is set), we need to return the resulting `Value` to the
    /// requester.
    ///
    /// We use an (anonymous) `table` and a (named) `flexible union` as the request and response
    /// payload, respectively, to allow for easier future evolution. Both of these types are
    /// `flexible`, meaning that adding or removing members is binary-compatible. This makes them
    /// much easier to evolve that the `struct` types that were previously used, which cannot be
    /// changed after release without breaking ABI.
    pub fn r#write_item(
        &self,
        mut payload: StoreWriteItemRequest,
    ) -> fidl::client::QueryResponseFut<(StoreWriteItemResult)> {
        StoreProxyInterface::r#write_item(self, payload)
    }
}

impl StoreProxyInterface for StoreProxy {
    type WriteItemResponseFut = fidl::client::QueryResponseFut<(StoreWriteItemResult)>;
    fn r#write_item(&self, mut payload: StoreWriteItemRequest) -> Self::WriteItemResponseFut {
        fn transform(
            result: Result<StoreWriteItemResultWireHandleWrapper, fidl::Error>,
        ) -> Result<(StoreWriteItemResult), fidl::Error> {
            result.and_then(|_value| {
                let _value = _value.into_nested_result::<StoreMarker>("write_item")?;
                Ok(_value.map(|_value| _value.0))
            })
        }
        let send_result = self.client.call_send_raw_query::<_, false>(
            &mut (payload),
            0xdbd4bf1e49abe6e,
            fidl::encoding::DynamicFlags::FLEXIBLE,
        );
        QueryResponseFut(match send_result {
            Ok(res_fut) => future::maybe_done(
                res_fut.and_then(|buf| decode_transaction_body_fut::<_, _, true>(buf, transform)),
            ),
            Err(e) => MaybeDone::Done(Err(e)),
        })
    }
}

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

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

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

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

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

        std::task::Poll::Ready(Some(StoreEvent::decode(buf)))
    }
}

#[derive(Debug)]
pub enum StoreEvent {
    #[non_exhaustive]
    _UnknownEvent {
        /// Ordinal of the event that was sent.
        ordinal: u64,
    },
}

impl StoreEvent {
    /// Decodes a message buffer as a [`StoreEvent`]. Transaction
    /// ID in the message must be zero; this method does not check TXID.
    fn decode(mut buf: fidl::MessageBufEtc) -> Result<StoreEvent, fidl::Error> {
        let (bytes, _handles) = buf.split_mut();
        let (tx_header, _body_bytes) = fidl::encoding::decode_transaction_header(bytes)?;

        match tx_header.ordinal() {
            _ if tx_header.dynamic_flags().contains(fidl::encoding::DynamicFlags::FLEXIBLE) => {
                Ok(StoreEvent::_UnknownEvent { ordinal: tx_header.ordinal() })
                // MessageBufEtc will close handles on drop, before the
                // application can handle the _UnknownEvent variant, so this
                // satisfies the RFC-0138 requirement to close handles first.
            }
            _ => Err(fidl::Error::UnknownOrdinal {
                ordinal: tx_header.ordinal(),
                protocol_name: <StoreMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME,
            }),
        }
    }
}

/// A Stream of incoming requests for Store
pub struct StoreRequestStream {
    inner: std::sync::Arc<fidl::ServeInner>,
    is_terminated: bool,
}

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

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

impl fidl::endpoints::RequestStream for StoreRequestStream {
    type Protocol = StoreMarker;
    type ControlHandle = StoreControlHandle;

    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 {
        StoreControlHandle { 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 StoreRequestStream {
    type Item = Result<StoreRequest, 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.poll_shutdown(cx) {
            this.is_terminated = true;
            return std::task::Poll::Ready(None);
        }
        if this.is_terminated {
            panic!("polled StoreRequestStream 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)?;
            if !header.is_compatible() {
                return std::task::Poll::Ready(Some(Err(fidl::Error::IncompatibleMagicNumber(
                    header.magic_number(),
                ))));
            }

            std::task::Poll::Ready(Some(match header.ordinal() {
                0xdbd4bf1e49abe6e => {
                    let mut req: (StoreWriteItemRequest,) = fidl::encoding::Decodable::new_empty();
                    fidl::duration_begin!("fidl", "decode", "bindings" => _FIDL_TRACE_BINDINGS_RUST, "name" => "examples.keyvaluestore.usegenericvalues/StoreWriteItemRequest");
                    fidl::trace_blob!("fidl:blob", "decode", bytes);
                    fidl::encoding::maybe_overflowing_decode(
                        &header,
                        _body_bytes,
                        handles,
                        &mut req,
                    )?;
                    fidl::duration_end!("fidl", "decode", "bindings" => _FIDL_TRACE_BINDINGS_RUST, "size" => bytes.len() as u32, "handle_count" => handles.len() as u32);
                    let control_handle = StoreControlHandle { inner: this.inner.clone() };

                    Ok(StoreRequest::WriteItem {
                        payload: req.0,
                        responder: StoreWriteItemResponder {
                            control_handle: std::mem::ManuallyDrop::new(control_handle),
                            tx_id: header.tx_id(),
                            ordinal: header.ordinal(),
                        },
                    })
                }
                _ if header.tx_id() == 0
                    && header.dynamic_flags().contains(fidl::encoding::DynamicFlags::FLEXIBLE) =>
                {
                    let control_handle = StoreControlHandle { inner: this.inner.clone() };
                    Ok(StoreRequest::_UnknownMethod {
                        ordinal: header.ordinal(),
                        control_handle,
                        unknown_method_type: fidl::endpoints::UnknownMethodType::OneWay,
                    })
                    // with_tls_decode_buf will clear the handles when we return
                    // before the application can handle the _UnknownMethod, so
                    // we don't need to clear it explicitly to meet the RFC
                    // requirement to close handles before calling an unknown
                    // interaction handler.
                }
                _ if header.dynamic_flags().contains(fidl::encoding::DynamicFlags::FLEXIBLE) => {
                    let control_handle = StoreControlHandle { inner: this.inner.clone() };

                    let mut response = fidl::encoding::OpenResult::<(), ()>::TransportErr(
                        fidl::encoding::TransportErr::UnknownMethod,
                    );

                    let mut msg = fidl::encoding::TransactionMessage {
                        header: fidl::encoding::TransactionHeader::new(
                            header.tx_id(),
                            header.ordinal(),
                            header.dynamic_flags(),
                        ),
                        body: &mut response,
                    };

                    // RFC-0138 requires us to close handles in the incoming
                    // message before replying, so we can't wait for
                    // with_tls_decode_buf to auto-clear handles when we return.
                    handles.clear();

                    // We are inside of with_tls_decode_buf, so we can't use
                    // with_tls_encode_buf. However, we know that the unknown
                    // interaction reply will not contain any handles, so
                    // creating a new Vec here does not cause an allocation.
                    let mut handles = Vec::new();
                    fidl::duration_begin!("fidl", "encode", "bindings" => _FIDL_TRACE_BINDINGS_RUST, "name" => "examples.keyvaluestore.usegenericvalues/Store_UnknownMethodResponse");
                    fidl::encoding::Encoder::encode(bytes, &mut handles, &mut msg)?;
                    fidl::trace_blob!("fidl:blob", "encode", bytes.as_slice());
                    fidl::duration_end!("fidl", "encode", "bindings" => _FIDL_TRACE_BINDINGS_RUST, "size" => bytes.len() as u32, "handle_count" => handles.len() as u32);

                    control_handle.inner.send_raw_msg(&*bytes, &mut handles)?;

                    Ok(StoreRequest::_UnknownMethod {
                        ordinal: header.ordinal(),
                        control_handle,
                        unknown_method_type: fidl::endpoints::UnknownMethodType::TwoWay,
                    })
                }
                _ => Err(fidl::Error::UnknownOrdinal {
                    ordinal: header.ordinal(),
                    protocol_name: <StoreMarker as fidl::endpoints::ProtocolMarker>::DEBUG_NAME,
                }),
            }))
        })
    }
}
/// A very basic key-value store.
#[derive(Debug)]
pub enum StoreRequest {
    /// Writes an item to the store.
    ///
    /// Since the value stored in the key-value store can now be different from the input (if the
    /// `WriteOptions.CONCAT` flag is set), we need to return the resulting `Value` to the
    /// requester.
    ///
    /// We use an (anonymous) `table` and a (named) `flexible union` as the request and response
    /// payload, respectively, to allow for easier future evolution. Both of these types are
    /// `flexible`, meaning that adding or removing members is binary-compatible. This makes them
    /// much easier to evolve that the `struct` types that were previously used, which cannot be
    /// changed after release without breaking ABI.
    WriteItem { payload: StoreWriteItemRequest, responder: StoreWriteItemResponder },
    /// An interaction was received which does not match any known method.
    #[non_exhaustive]
    _UnknownMethod {
        /// Ordinal of the method that was called.
        ordinal: u64,
        control_handle: StoreControlHandle,
        unknown_method_type: fidl::endpoints::UnknownMethodType,
    },
}

impl StoreRequest {
    #[allow(irrefutable_let_patterns)]
    pub fn into_write_item(self) -> Option<(StoreWriteItemRequest, StoreWriteItemResponder)> {
        if let StoreRequest::WriteItem { payload, responder } = self {
            Some((payload, responder))
        } else {
            None
        }
    }

    /// Name of the method defined in FIDL
    pub fn method_name(&self) -> &'static str {
        match *self {
            StoreRequest::WriteItem { .. } => "write_item",
            StoreRequest::_UnknownMethod {
                unknown_method_type: fidl::endpoints::UnknownMethodType::OneWay,
                ..
            } => "unknown one-way method",
            StoreRequest::_UnknownMethod {
                unknown_method_type: fidl::endpoints::UnknownMethodType::TwoWay,
                ..
            } => "unknown two-way method",
        }
    }
}

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

impl fidl::endpoints::ControlHandle for StoreControlHandle {
    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<'a>(&'a self) -> fidl::OnSignals<'a> {
        self.inner.channel().on_closed()
    }
}

impl StoreControlHandle {}
#[must_use = "FIDL methods require a response to be sent"]
#[derive(Debug)]
pub struct StoreWriteItemResponder {
    control_handle: std::mem::ManuallyDrop<StoreControlHandle>,
    tx_id: u32,
    ordinal: u64,
}

/// Set the the channel to be shutdown (see [`StoreControlHandle::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 StoreWriteItemResponder {
    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 StoreWriteItemResponder {
    type ControlHandle = StoreControlHandle;

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

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

    fn send_raw(&self, mut _result: &mut StoreWriteItemResult) -> Result<(), fidl::Error> {
        let mut response = (fidl::encoding::OpenResult::from(_result));

        let mut msg = fidl::encoding::TransactionMessage {
            header: fidl::encoding::TransactionHeader::new(
                self.tx_id,
                self.ordinal,
                fidl::encoding::DynamicFlags::FLEXIBLE,
            ),
            body: &mut response,
        };

        fidl::encoding::with_tls_encode_buf(|bytes, handles| {
            fidl::duration_begin!("fidl", "encode", "bindings" => _FIDL_TRACE_BINDINGS_RUST, "name" => "examples.keyvaluestore.usegenericvalues/StoreWriteItemResponse");
            fidl::encoding::Encoder::encode(bytes, handles, &mut msg)?;
            fidl::trace_blob!("fidl:blob", "encode", bytes.as_slice());
            fidl::duration_end!("fidl", "encode", "bindings" => _FIDL_TRACE_BINDINGS_RUST, "size" => bytes.len() as u32, "handle_count" => handles.len() as u32);

            self.control_handle.inner.send_raw_msg(&*bytes, &mut *handles)
        })
    }
}