use bytes::{BufMut, Bytes};
use crate::primitives::fixed::{get_i16, get_i32, put_i16, put_i32};
use crate::primitives::string_bytes::{
compact_nullable_string_len, compact_string_len, nullable_string_len,
put_compact_nullable_string, put_compact_string, put_nullable_string, put_string, string_len,
};
use crate::primitives::string_bytes::{put_bytes, put_compact_bytes};
use crate::primitives::string_bytes_borrowed::{get_bytes_borrowed, get_compact_bytes_borrowed};
use crate::primitives::string_bytes_borrowed::{
get_compact_nullable_string_borrowed, get_compact_string_borrowed,
get_nullable_string_borrowed, get_string_borrowed,
};
use crate::tagged_fields::{WriteTaggedFields, read_tagged_fields, tagged_fields_len};
use crate::{DecodeBorrow, Encode, ProtocolError, UnknownTaggedFields};
pub const API_KEY: i16 = 15;
pub const MIN_VERSION: i16 = 0;
pub const MAX_VERSION: i16 = 6;
pub const FLEXIBLE_MIN: i16 = 5;
#[inline]
fn is_flexible(version: i16) -> bool {
version >= FLEXIBLE_MIN
}
#[derive(Debug, Clone, PartialEq, Eq, Default)]
pub struct DescribeGroupsResponse<'a> {
pub throttle_time_ms: i32,
pub groups: Vec<DescribedGroup<'a>>,
pub unknown_tagged_fields: UnknownTaggedFields,
}
impl DescribeGroupsResponse<'_> {
pub fn to_owned(&self) -> crate::owned::describe_groups_response::DescribeGroupsResponse {
crate::owned::describe_groups_response::DescribeGroupsResponse {
throttle_time_ms: (self.throttle_time_ms),
groups: (self.groups).iter().map(DescribedGroup::to_owned).collect(),
unknown_tagged_fields: self.unknown_tagged_fields.clone(),
}
}
}
impl Encode for DescribeGroupsResponse<'_> {
fn encode<B: BufMut>(&self, buf: &mut B, version: i16) -> Result<(), ProtocolError> {
if !(MIN_VERSION..=MAX_VERSION).contains(&version) {
return Err(ProtocolError::UnsupportedVersion {
api_key: API_KEY,
version,
});
}
let flex = is_flexible(version);
if version >= 1 {
put_i32(buf, self.throttle_time_ms);
}
if version >= 0 {
{
crate::primitives::array::put_array_len(buf, (self.groups).len(), flex);
for it in &self.groups {
it.encode(buf, version)?;
}
}
}
if flex {
let tagged = WriteTaggedFields::new();
tagged.write(buf, &self.unknown_tagged_fields);
}
Ok(())
}
fn encoded_len(&self, version: i16) -> usize {
let flex = is_flexible(version);
let mut n: usize = 0;
if version >= 1 {
n += 4;
}
if version >= 0 {
n += {
let prefix =
crate::primitives::array::array_len_prefix_len((self.groups).len(), flex);
let body: usize = (self.groups).iter().map(|it| it.encoded_len(version)).sum();
prefix + body
};
}
if flex {
let known_pairs: Vec<(u32, usize)> = Vec::new();
n += tagged_fields_len(&known_pairs, &self.unknown_tagged_fields);
}
n
}
}
impl<'de> DecodeBorrow<'de> for DescribeGroupsResponse<'de> {
fn decode_borrow(buf: &mut &'de [u8], version: i16) -> Result<Self, ProtocolError> {
if !(MIN_VERSION..=MAX_VERSION).contains(&version) {
return Err(ProtocolError::UnsupportedVersion {
api_key: API_KEY,
version,
});
}
let flex = is_flexible(version);
let mut out = Self::default();
if version >= 1 {
out.throttle_time_ms = get_i32(buf)?;
}
if version >= 0 {
out.groups = {
let n = crate::primitives::array::get_array_len(buf, flex)?;
let mut v = Vec::with_capacity(n);
for _ in 0..n {
v.push(DescribedGroup::decode_borrow(buf, version)?);
}
v
};
}
if flex {
out.unknown_tagged_fields = read_tagged_fields(buf, |_tag, _payload| Ok(false))?;
}
Ok(out)
}
}
#[cfg(test)]
impl DescribeGroupsResponse<'_> {
#[must_use]
pub fn populated(version: i16) -> Self {
let mut m = Self::default();
if version >= 1 {
m.throttle_time_ms = 1i32;
}
if version >= 0 {
m.groups = vec![DescribedGroup::populated(version)];
}
m
}
}
#[derive(Debug, Clone, PartialEq, Eq)]
pub struct DescribedGroup<'a> {
pub error_code: i16,
pub error_message: Option<&'a str>,
pub group_id: &'a str,
pub group_state: &'a str,
pub protocol_type: &'a str,
pub protocol_data: &'a str,
pub members: Vec<DescribedGroupMember<'a>>,
pub authorized_operations: i32,
pub unknown_tagged_fields: UnknownTaggedFields,
}
impl Default for DescribedGroup<'_> {
fn default() -> Self {
Self {
error_code: 0i16,
error_message: None,
group_id: "",
group_state: "",
protocol_type: "",
protocol_data: "",
members: Vec::new(),
authorized_operations: -2_147_483_648i32,
unknown_tagged_fields: Default::default(),
}
}
}
impl DescribedGroup<'_> {
pub fn to_owned(&self) -> crate::owned::describe_groups_response::DescribedGroup {
crate::owned::describe_groups_response::DescribedGroup {
error_code: (self.error_code),
error_message: (self.error_message).map(std::string::ToString::to_string),
group_id: (self.group_id).to_string(),
group_state: (self.group_state).to_string(),
protocol_type: (self.protocol_type).to_string(),
protocol_data: (self.protocol_data).to_string(),
members: (self.members)
.iter()
.map(DescribedGroupMember::to_owned)
.collect(),
authorized_operations: (self.authorized_operations),
unknown_tagged_fields: self.unknown_tagged_fields.clone(),
}
}
}
impl Encode for DescribedGroup<'_> {
fn encode<B: BufMut>(&self, buf: &mut B, version: i16) -> Result<(), ProtocolError> {
let flex = version >= 5;
if version >= 0 {
put_i16(buf, self.error_code);
}
if version >= 6 {
if flex {
put_compact_nullable_string(buf, self.error_message);
} else {
put_nullable_string(buf, self.error_message);
}
}
if version >= 0 {
if flex {
put_compact_string(buf, self.group_id);
} else {
put_string(buf, self.group_id);
}
}
if version >= 0 {
if flex {
put_compact_string(buf, self.group_state);
} else {
put_string(buf, self.group_state);
}
}
if version >= 0 {
if flex {
put_compact_string(buf, self.protocol_type);
} else {
put_string(buf, self.protocol_type);
}
}
if version >= 0 {
if flex {
put_compact_string(buf, self.protocol_data);
} else {
put_string(buf, self.protocol_data);
}
}
if version >= 0 {
{
crate::primitives::array::put_array_len(buf, (self.members).len(), flex);
for it in &self.members {
it.encode(buf, version)?;
}
}
}
if version >= 3 {
put_i32(buf, self.authorized_operations);
}
if flex {
let tagged = WriteTaggedFields::new();
tagged.write(buf, &self.unknown_tagged_fields);
}
Ok(())
}
fn encoded_len(&self, version: i16) -> usize {
let flex = version >= 5;
let mut n: usize = 0;
if version >= 0 {
n += 2;
}
if version >= 6 {
n += if flex {
compact_nullable_string_len(self.error_message)
} else {
nullable_string_len(self.error_message)
};
}
if version >= 0 {
n += if flex {
compact_string_len(self.group_id)
} else {
string_len(self.group_id)
};
}
if version >= 0 {
n += if flex {
compact_string_len(self.group_state)
} else {
string_len(self.group_state)
};
}
if version >= 0 {
n += if flex {
compact_string_len(self.protocol_type)
} else {
string_len(self.protocol_type)
};
}
if version >= 0 {
n += if flex {
compact_string_len(self.protocol_data)
} else {
string_len(self.protocol_data)
};
}
if version >= 0 {
n += {
let prefix =
crate::primitives::array::array_len_prefix_len((self.members).len(), flex);
let body: usize = (self.members)
.iter()
.map(|it| it.encoded_len(version))
.sum();
prefix + body
};
}
if version >= 3 {
n += 4;
}
if flex {
let known_pairs: Vec<(u32, usize)> = Vec::new();
n += tagged_fields_len(&known_pairs, &self.unknown_tagged_fields);
}
n
}
}
impl<'de> DecodeBorrow<'de> for DescribedGroup<'de> {
fn decode_borrow(buf: &mut &'de [u8], version: i16) -> Result<Self, ProtocolError> {
let flex = version >= 5;
let mut out = Self::default();
if version >= 0 {
out.error_code = get_i16(buf)?;
}
if version >= 6 {
out.error_message = if flex {
get_compact_nullable_string_borrowed(buf)?
} else {
get_nullable_string_borrowed(buf)?
};
}
if version >= 0 {
out.group_id = if flex {
get_compact_string_borrowed(buf)?
} else {
get_string_borrowed(buf)?
};
}
if version >= 0 {
out.group_state = if flex {
get_compact_string_borrowed(buf)?
} else {
get_string_borrowed(buf)?
};
}
if version >= 0 {
out.protocol_type = if flex {
get_compact_string_borrowed(buf)?
} else {
get_string_borrowed(buf)?
};
}
if version >= 0 {
out.protocol_data = if flex {
get_compact_string_borrowed(buf)?
} else {
get_string_borrowed(buf)?
};
}
if version >= 0 {
out.members = {
let n = crate::primitives::array::get_array_len(buf, flex)?;
let mut v = Vec::with_capacity(n);
for _ in 0..n {
v.push(DescribedGroupMember::decode_borrow(buf, version)?);
}
v
};
}
if version >= 3 {
out.authorized_operations = get_i32(buf)?;
}
if flex {
out.unknown_tagged_fields = read_tagged_fields(buf, |_tag, _payload| Ok(false))?;
}
Ok(out)
}
}
#[cfg(test)]
impl DescribedGroup<'_> {
#[must_use]
pub fn populated(version: i16) -> Self {
let mut m = Self::default();
if version >= 0 {
m.error_code = 1i16;
}
if version >= 6 {
m.error_message = Some("x");
}
if version >= 0 {
m.group_id = "x";
}
if version >= 0 {
m.group_state = "x";
}
if version >= 0 {
m.protocol_type = "x";
}
if version >= 0 {
m.protocol_data = "x";
}
if version >= 0 {
m.members = vec![DescribedGroupMember::populated(version)];
}
if version >= 3 {
m.authorized_operations = 1i32;
}
m
}
}
#[derive(Debug, Clone, PartialEq, Eq, Default)]
pub struct DescribedGroupMember<'a> {
pub member_id: &'a str,
pub group_instance_id: Option<&'a str>,
pub client_id: &'a str,
pub client_host: &'a str,
pub member_metadata: &'a [u8],
pub member_assignment: &'a [u8],
pub unknown_tagged_fields: UnknownTaggedFields,
}
impl DescribedGroupMember<'_> {
pub fn to_owned(&self) -> crate::owned::describe_groups_response::DescribedGroupMember {
crate::owned::describe_groups_response::DescribedGroupMember {
member_id: (self.member_id).to_string(),
group_instance_id: (self.group_instance_id).map(std::string::ToString::to_string),
client_id: (self.client_id).to_string(),
client_host: (self.client_host).to_string(),
member_metadata: Bytes::copy_from_slice(self.member_metadata),
member_assignment: Bytes::copy_from_slice(self.member_assignment),
unknown_tagged_fields: self.unknown_tagged_fields.clone(),
}
}
}
impl Encode for DescribedGroupMember<'_> {
fn encode<B: BufMut>(&self, buf: &mut B, version: i16) -> Result<(), ProtocolError> {
let flex = version >= 5;
if version >= 0 {
if flex {
put_compact_string(buf, self.member_id);
} else {
put_string(buf, self.member_id);
}
}
if version >= 4 {
if flex {
put_compact_nullable_string(buf, self.group_instance_id);
} else {
put_nullable_string(buf, self.group_instance_id);
}
}
if version >= 0 {
if flex {
put_compact_string(buf, self.client_id);
} else {
put_string(buf, self.client_id);
}
}
if version >= 0 {
if flex {
put_compact_string(buf, self.client_host);
} else {
put_string(buf, self.client_host);
}
}
if version >= 0 {
if flex {
put_compact_bytes(buf, self.member_metadata);
} else {
put_bytes(buf, self.member_metadata);
}
}
if version >= 0 {
if flex {
put_compact_bytes(buf, self.member_assignment);
} else {
put_bytes(buf, self.member_assignment);
}
}
if flex {
let tagged = WriteTaggedFields::new();
tagged.write(buf, &self.unknown_tagged_fields);
}
Ok(())
}
fn encoded_len(&self, version: i16) -> usize {
let flex = version >= 5;
let mut n: usize = 0;
if version >= 0 {
n += if flex {
compact_string_len(self.member_id)
} else {
string_len(self.member_id)
};
}
if version >= 4 {
n += if flex {
compact_nullable_string_len(self.group_instance_id)
} else {
nullable_string_len(self.group_instance_id)
};
}
if version >= 0 {
n += if flex {
compact_string_len(self.client_id)
} else {
string_len(self.client_id)
};
}
if version >= 0 {
n += if flex {
compact_string_len(self.client_host)
} else {
string_len(self.client_host)
};
}
if version >= 0 {
n += if flex {
crate::primitives::varint::uvarint_len(
u32::try_from((self.member_metadata).len() + 1).unwrap(),
) + (self.member_metadata).len()
} else {
4 + (self.member_metadata).len()
};
}
if version >= 0 {
n += if flex {
crate::primitives::varint::uvarint_len(
u32::try_from((self.member_assignment).len() + 1).unwrap(),
) + (self.member_assignment).len()
} else {
4 + (self.member_assignment).len()
};
}
if flex {
let known_pairs: Vec<(u32, usize)> = Vec::new();
n += tagged_fields_len(&known_pairs, &self.unknown_tagged_fields);
}
n
}
}
impl<'de> DecodeBorrow<'de> for DescribedGroupMember<'de> {
fn decode_borrow(buf: &mut &'de [u8], version: i16) -> Result<Self, ProtocolError> {
let flex = version >= 5;
let mut out = Self::default();
if version >= 0 {
out.member_id = if flex {
get_compact_string_borrowed(buf)?
} else {
get_string_borrowed(buf)?
};
}
if version >= 4 {
out.group_instance_id = if flex {
get_compact_nullable_string_borrowed(buf)?
} else {
get_nullable_string_borrowed(buf)?
};
}
if version >= 0 {
out.client_id = if flex {
get_compact_string_borrowed(buf)?
} else {
get_string_borrowed(buf)?
};
}
if version >= 0 {
out.client_host = if flex {
get_compact_string_borrowed(buf)?
} else {
get_string_borrowed(buf)?
};
}
if version >= 0 {
out.member_metadata = if flex {
get_compact_bytes_borrowed(buf)?
} else {
get_bytes_borrowed(buf)?
};
}
if version >= 0 {
out.member_assignment = if flex {
get_compact_bytes_borrowed(buf)?
} else {
get_bytes_borrowed(buf)?
};
}
if flex {
out.unknown_tagged_fields = read_tagged_fields(buf, |_tag, _payload| Ok(false))?;
}
Ok(out)
}
}
#[cfg(test)]
impl DescribedGroupMember<'_> {
#[must_use]
pub fn populated(version: i16) -> Self {
let mut m = Self::default();
if version >= 0 {
m.member_id = "x";
}
if version >= 4 {
m.group_instance_id = Some("x");
}
if version >= 0 {
m.client_id = "x";
}
if version >= 0 {
m.client_host = "x";
}
if version >= 0 {
m.member_metadata = &b"x"[..];
}
if version >= 0 {
m.member_assignment = &b"x"[..];
}
m
}
}