use bytes::BufMut;
use crate::primitives::fixed::{get_bool, get_i16, get_i32, put_bool, 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_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 = 19;
pub const MIN_VERSION: i16 = 2;
pub const MAX_VERSION: i16 = 7;
pub const FLEXIBLE_MIN: i16 = 5;
#[inline]
fn is_flexible(version: i16) -> bool {
version >= FLEXIBLE_MIN
}
#[derive(Debug, Clone, PartialEq, Eq)]
pub struct CreateTopicsRequest<'a> {
pub topics: Vec<CreatableTopic<'a>>,
pub timeout_ms: i32,
pub validate_only: bool,
pub unknown_tagged_fields: UnknownTaggedFields,
}
impl Default for CreateTopicsRequest<'_> {
fn default() -> Self {
Self {
topics: Vec::new(),
timeout_ms: 60_000i32,
validate_only: false,
unknown_tagged_fields: Default::default(),
}
}
}
impl CreateTopicsRequest<'_> {
pub fn to_owned(&self) -> crate::owned::create_topics_request::CreateTopicsRequest {
crate::owned::create_topics_request::CreateTopicsRequest {
topics: (self.topics).iter().map(CreatableTopic::to_owned).collect(),
timeout_ms: (self.timeout_ms),
validate_only: (self.validate_only),
unknown_tagged_fields: self.unknown_tagged_fields.clone(),
}
}
}
impl Encode for CreateTopicsRequest<'_> {
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 >= 0 {
{
crate::primitives::array::put_array_len(buf, (self.topics).len(), flex);
for it in &self.topics {
it.encode(buf, version)?;
}
}
}
if version >= 0 {
put_i32(buf, self.timeout_ms);
}
if version >= 1 {
put_bool(buf, self.validate_only);
}
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 >= 0 {
n += {
let prefix =
crate::primitives::array::array_len_prefix_len((self.topics).len(), flex);
let body: usize = (self.topics).iter().map(|it| it.encoded_len(version)).sum();
prefix + body
};
}
if version >= 0 {
n += 4;
}
if version >= 1 {
n += 1;
}
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 CreateTopicsRequest<'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 >= 0 {
out.topics = {
let n = crate::primitives::array::get_array_len(buf, flex)?;
let mut v = Vec::with_capacity(n);
for _ in 0..n {
v.push(CreatableTopic::decode_borrow(buf, version)?);
}
v
};
}
if version >= 0 {
out.timeout_ms = get_i32(buf)?;
}
if version >= 1 {
out.validate_only = get_bool(buf)?;
}
if flex {
out.unknown_tagged_fields = read_tagged_fields(buf, |_tag, _payload| Ok(false))?;
}
Ok(out)
}
}
#[cfg(test)]
impl CreateTopicsRequest<'_> {
#[must_use]
pub fn populated(version: i16) -> Self {
let mut m = Self::default();
if version >= 0 {
m.topics = vec![CreatableTopic::populated(version)];
}
if version >= 0 {
m.timeout_ms = 1i32;
}
if version >= 1 {
m.validate_only = true;
}
m
}
}
#[derive(Debug, Clone, PartialEq, Eq, Default)]
pub struct CreatableTopic<'a> {
pub name: &'a str,
pub num_partitions: i32,
pub replication_factor: i16,
pub assignments: Vec<CreatableReplicaAssignment>,
pub configs: Vec<CreatableTopicConfig<'a>>,
pub unknown_tagged_fields: UnknownTaggedFields,
}
impl CreatableTopic<'_> {
pub fn to_owned(&self) -> crate::owned::create_topics_request::CreatableTopic {
crate::owned::create_topics_request::CreatableTopic {
name: (self.name).to_string(),
num_partitions: (self.num_partitions),
replication_factor: (self.replication_factor),
assignments: (self.assignments)
.iter()
.map(CreatableReplicaAssignment::to_owned)
.collect(),
configs: (self.configs)
.iter()
.map(CreatableTopicConfig::to_owned)
.collect(),
unknown_tagged_fields: self.unknown_tagged_fields.clone(),
}
}
}
impl Encode for CreatableTopic<'_> {
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.name);
} else {
put_string(buf, self.name);
}
}
if version >= 0 {
put_i32(buf, self.num_partitions);
}
if version >= 0 {
put_i16(buf, self.replication_factor);
}
if version >= 0 {
{
crate::primitives::array::put_array_len(buf, (self.assignments).len(), flex);
for it in &self.assignments {
it.encode(buf, version)?;
}
}
}
if version >= 0 {
{
crate::primitives::array::put_array_len(buf, (self.configs).len(), flex);
for it in &self.configs {
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 = version >= 5;
let mut n: usize = 0;
if version >= 0 {
n += if flex {
compact_string_len(self.name)
} else {
string_len(self.name)
};
}
if version >= 0 {
n += 4;
}
if version >= 0 {
n += 2;
}
if version >= 0 {
n += {
let prefix =
crate::primitives::array::array_len_prefix_len((self.assignments).len(), flex);
let body: usize = (self.assignments)
.iter()
.map(|it| it.encoded_len(version))
.sum();
prefix + body
};
}
if version >= 0 {
n += {
let prefix =
crate::primitives::array::array_len_prefix_len((self.configs).len(), flex);
let body: usize = (self.configs)
.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 CreatableTopic<'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.name = if flex {
get_compact_string_borrowed(buf)?
} else {
get_string_borrowed(buf)?
};
}
if version >= 0 {
out.num_partitions = get_i32(buf)?;
}
if version >= 0 {
out.replication_factor = get_i16(buf)?;
}
if version >= 0 {
out.assignments = {
let n = crate::primitives::array::get_array_len(buf, flex)?;
let mut v = Vec::with_capacity(n);
for _ in 0..n {
v.push(CreatableReplicaAssignment::decode_borrow(buf, version)?);
}
v
};
}
if version >= 0 {
out.configs = {
let n = crate::primitives::array::get_array_len(buf, flex)?;
let mut v = Vec::with_capacity(n);
for _ in 0..n {
v.push(CreatableTopicConfig::decode_borrow(buf, version)?);
}
v
};
}
if flex {
out.unknown_tagged_fields = read_tagged_fields(buf, |_tag, _payload| Ok(false))?;
}
Ok(out)
}
}
#[cfg(test)]
impl CreatableTopic<'_> {
#[must_use]
pub fn populated(version: i16) -> Self {
let mut m = Self::default();
if version >= 0 {
m.name = "x";
}
if version >= 0 {
m.num_partitions = 1i32;
}
if version >= 0 {
m.replication_factor = 1i16;
}
if version >= 0 {
m.assignments = vec![CreatableReplicaAssignment::populated(version)];
}
if version >= 0 {
m.configs = vec![CreatableTopicConfig::populated(version)];
}
m
}
}
#[derive(Debug, Clone, PartialEq, Eq, Default)]
pub struct CreatableReplicaAssignment {
pub partition_index: i32,
pub broker_ids: Vec<i32>,
pub unknown_tagged_fields: UnknownTaggedFields,
}
impl CreatableReplicaAssignment {
pub fn to_owned(&self) -> crate::owned::create_topics_request::CreatableReplicaAssignment {
crate::owned::create_topics_request::CreatableReplicaAssignment {
partition_index: (self.partition_index),
broker_ids: (self.broker_ids).clone(),
unknown_tagged_fields: self.unknown_tagged_fields.clone(),
}
}
}
impl Encode for CreatableReplicaAssignment {
fn encode<B: BufMut>(&self, buf: &mut B, version: i16) -> Result<(), ProtocolError> {
let flex = version >= 5;
if version >= 0 {
put_i32(buf, self.partition_index);
}
if version >= 0 {
{
crate::primitives::array::put_array_len(buf, (self.broker_ids).len(), flex);
for it in &self.broker_ids {
put_i32(buf, *it);
}
}
}
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 += 4;
}
if version >= 0 {
n += {
let prefix =
crate::primitives::array::array_len_prefix_len((self.broker_ids).len(), flex);
let body: usize = (self.broker_ids).iter().map(|_| 4).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 CreatableReplicaAssignment {
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.partition_index = get_i32(buf)?;
}
if version >= 0 {
out.broker_ids = {
let n = crate::primitives::array::get_array_len(buf, flex)?;
let mut v = Vec::with_capacity(n);
for _ in 0..n {
v.push(get_i32(buf)?);
}
v
};
}
if flex {
out.unknown_tagged_fields = read_tagged_fields(buf, |_tag, _payload| Ok(false))?;
}
Ok(out)
}
}
#[cfg(test)]
impl CreatableReplicaAssignment {
#[must_use]
pub fn populated(version: i16) -> Self {
let mut m = Self::default();
if version >= 0 {
m.partition_index = 1i32;
}
if version >= 0 {
m.broker_ids = vec![1i32];
}
m
}
}
#[derive(Debug, Clone, PartialEq, Eq, Default)]
pub struct CreatableTopicConfig<'a> {
pub name: &'a str,
pub value: Option<&'a str>,
pub unknown_tagged_fields: UnknownTaggedFields,
}
impl CreatableTopicConfig<'_> {
pub fn to_owned(&self) -> crate::owned::create_topics_request::CreatableTopicConfig {
crate::owned::create_topics_request::CreatableTopicConfig {
name: (self.name).to_string(),
value: (self.value).map(std::string::ToString::to_string),
unknown_tagged_fields: self.unknown_tagged_fields.clone(),
}
}
}
impl Encode for CreatableTopicConfig<'_> {
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.name);
} else {
put_string(buf, self.name);
}
}
if version >= 0 {
if flex {
put_compact_nullable_string(buf, self.value);
} else {
put_nullable_string(buf, self.value);
}
}
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.name)
} else {
string_len(self.name)
};
}
if version >= 0 {
n += if flex {
compact_nullable_string_len(self.value)
} else {
nullable_string_len(self.value)
};
}
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 CreatableTopicConfig<'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.name = if flex {
get_compact_string_borrowed(buf)?
} else {
get_string_borrowed(buf)?
};
}
if version >= 0 {
out.value = if flex {
get_compact_nullable_string_borrowed(buf)?
} else {
get_nullable_string_borrowed(buf)?
};
}
if flex {
out.unknown_tagged_fields = read_tagged_fields(buf, |_tag, _payload| Ok(false))?;
}
Ok(out)
}
}
#[cfg(test)]
impl CreatableTopicConfig<'_> {
#[must_use]
pub fn populated(version: i16) -> Self {
let mut m = Self::default();
if version >= 0 {
m.name = "x";
}
if version >= 0 {
m.value = Some("x");
}
m
}
}