1use bytes::{Bytes, BufMut};
4
5use crate::primitives::fixed::{get_i16, get_i32, put_i16, put_i32};
6use crate::primitives::string_bytes::{
7 compact_nullable_string_len, compact_string_len, nullable_string_len,
8 put_compact_nullable_string, put_compact_string, put_nullable_string, put_string,
9 string_len,
10};
11use crate::primitives::string_bytes_borrowed::{
12 get_compact_nullable_string_borrowed, get_compact_string_borrowed,
13 get_nullable_string_borrowed, get_string_borrowed,
14};
15use crate::primitives::string_bytes::{put_bytes, put_compact_bytes};
16use crate::primitives::string_bytes_borrowed::{get_bytes_borrowed, get_compact_bytes_borrowed};
17use crate::tagged_fields::{read_tagged_fields, tagged_fields_len, WriteTaggedFields};
18use crate::{DecodeBorrow, Encode, ProtocolError, UnknownTaggedFields};
19
20pub const API_KEY: i16 = 15;
21pub const MIN_VERSION: i16 = 0;
22pub const MAX_VERSION: i16 = 6;
23pub const FLEXIBLE_MIN: i16 = 5;
24
25#[inline]
26fn is_flexible(version: i16) -> bool { version >= FLEXIBLE_MIN }
27
28#[derive(Debug, Clone, PartialEq, Eq)]
29pub struct DescribeGroupsResponse<'a> {
30 pub throttle_time_ms: i32,
31 pub groups: Vec<DescribedGroup<'a>>,
32 pub unknown_tagged_fields: UnknownTaggedFields,
33}
34
35impl<'a> Default for DescribeGroupsResponse<'a> {
36 fn default() -> Self {
37 Self {
38 throttle_time_ms: 0i32,
39 groups: Vec::new(),
40 unknown_tagged_fields: Default::default(),
41 }
42 }
43}
44
45impl<'a> DescribeGroupsResponse<'a> {
46 pub fn to_owned(&self) -> crate::owned::describe_groups_response::DescribeGroupsResponse {
47 crate::owned::describe_groups_response::DescribeGroupsResponse {
48 throttle_time_ms: (self.throttle_time_ms),
49 groups: (self.groups).iter().map(|it| it.to_owned()).collect(),
50 unknown_tagged_fields: self.unknown_tagged_fields.clone(),
51 }
52 }
53}
54
55impl<'a> Encode for DescribeGroupsResponse<'a> {
56 fn encode<B: BufMut>(&self, buf: &mut B, version: i16) -> Result<(), ProtocolError> {
57 if !(MIN_VERSION..=MAX_VERSION).contains(&version) {
58 return Err(ProtocolError::UnsupportedVersion { api_key: API_KEY, version });
59 }
60 let flex = is_flexible(version);
61 if version >= 1 { put_i32(buf, self.throttle_time_ms) }
62 if version >= 0 { { crate::primitives::array::put_array_len(buf, (self.groups).len(), flex); for it in &self.groups { it.encode(buf, version)?; } } }
63 if flex {
64 let tagged = WriteTaggedFields::new();
65 tagged.write(buf, &self.unknown_tagged_fields);
66 }
67 Ok(())
68 }
69 fn encoded_len(&self, version: i16) -> usize {
70 let flex = is_flexible(version);
71 let mut n: usize = 0;
72 if version >= 1 { n += 4; }
73 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 }; }
74 if flex {
75 let known_pairs: Vec<(u32, usize)> = Vec::new();
76 n += tagged_fields_len(&known_pairs, &self.unknown_tagged_fields);
77 }
78 n
79 }
80}
81
82impl<'de> DecodeBorrow<'de> for DescribeGroupsResponse<'de> {
83 fn decode_borrow(buf: &mut &'de [u8], version: i16) -> Result<Self, ProtocolError> {
84 if !(MIN_VERSION..=MAX_VERSION).contains(&version) {
85 return Err(ProtocolError::UnsupportedVersion { api_key: API_KEY, version });
86 }
87 let flex = is_flexible(version);
88 let mut out = Self::default();
89 if version >= 1 { out.throttle_time_ms = get_i32(buf)?; }
90 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 }; }
91 if flex {
92 out.unknown_tagged_fields = read_tagged_fields(buf, |_tag, _payload| {
93 Ok(false)
94 })?;
95 }
96 Ok(out)
97 }
98}
99
100#[derive(Debug, Clone, PartialEq, Eq)]
101pub struct DescribedGroup<'a> {
102 pub error_code: i16,
103 pub error_message: Option<&'a str>,
104 pub group_id: &'a str,
105 pub group_state: &'a str,
106 pub protocol_type: &'a str,
107 pub protocol_data: &'a str,
108 pub members: Vec<DescribedGroupMember<'a>>,
109 pub authorized_operations: i32,
110 pub unknown_tagged_fields: UnknownTaggedFields,
111}
112
113impl<'a> Default for DescribedGroup<'a> {
114 fn default() -> Self {
115 Self {
116 error_code: 0i16,
117 error_message: None,
118 group_id: "",
119 group_state: "",
120 protocol_type: "",
121 protocol_data: "",
122 members: Vec::new(),
123 authorized_operations: -2_147_483_648i32,
124 unknown_tagged_fields: Default::default(),
125 }
126 }
127}
128
129impl<'a> DescribedGroup<'a> {
130 pub fn to_owned(&self) -> crate::owned::describe_groups_response::DescribedGroup {
131 crate::owned::describe_groups_response::DescribedGroup {
132 error_code: (self.error_code),
133 error_message: (self.error_message).map(|s| s.to_string()),
134 group_id: (self.group_id).to_string(),
135 group_state: (self.group_state).to_string(),
136 protocol_type: (self.protocol_type).to_string(),
137 protocol_data: (self.protocol_data).to_string(),
138 members: (self.members).iter().map(|it| it.to_owned()).collect(),
139 authorized_operations: (self.authorized_operations),
140 unknown_tagged_fields: self.unknown_tagged_fields.clone(),
141 }
142 }
143}
144
145impl<'a> Encode for DescribedGroup<'a> {
146 fn encode<B: BufMut>(&self, buf: &mut B, version: i16) -> Result<(), ProtocolError> {
147 let flex = version >= 5;
148 if version >= 0 { put_i16(buf, self.error_code) }
149 if version >= 6 { if flex { put_compact_nullable_string(buf, self.error_message) } else { put_nullable_string(buf, self.error_message) } }
150 if version >= 0 { if flex { put_compact_string(buf, self.group_id) } else { put_string(buf, self.group_id) } }
151 if version >= 0 { if flex { put_compact_string(buf, self.group_state) } else { put_string(buf, self.group_state) } }
152 if version >= 0 { if flex { put_compact_string(buf, self.protocol_type) } else { put_string(buf, self.protocol_type) } }
153 if version >= 0 { if flex { put_compact_string(buf, self.protocol_data) } else { put_string(buf, self.protocol_data) } }
154 if version >= 0 { { crate::primitives::array::put_array_len(buf, (self.members).len(), flex); for it in &self.members { it.encode(buf, version)?; } } }
155 if version >= 3 { put_i32(buf, self.authorized_operations) }
156 if flex {
157 let tagged = WriteTaggedFields::new();
158 tagged.write(buf, &self.unknown_tagged_fields);
159 }
160 Ok(())
161 }
162 fn encoded_len(&self, version: i16) -> usize {
163 let flex = version >= 5;
164 let mut n: usize = 0;
165 if version >= 0 { n += 2; }
166 if version >= 6 { n += if flex { compact_nullable_string_len(self.error_message) } else { nullable_string_len(self.error_message) }; }
167 if version >= 0 { n += if flex { compact_string_len(self.group_id) } else { string_len(self.group_id) }; }
168 if version >= 0 { n += if flex { compact_string_len(self.group_state) } else { string_len(self.group_state) }; }
169 if version >= 0 { n += if flex { compact_string_len(self.protocol_type) } else { string_len(self.protocol_type) }; }
170 if version >= 0 { n += if flex { compact_string_len(self.protocol_data) } else { string_len(self.protocol_data) }; }
171 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 }; }
172 if version >= 3 { n += 4; }
173 if flex {
174 let known_pairs: Vec<(u32, usize)> = Vec::new();
175 n += tagged_fields_len(&known_pairs, &self.unknown_tagged_fields);
176 }
177 n
178 }
179}
180
181impl<'de> DecodeBorrow<'de> for DescribedGroup<'de> {
182 fn decode_borrow(buf: &mut &'de [u8], version: i16) -> Result<Self, ProtocolError> {
183 let flex = version >= 5;
184 let mut out = Self::default();
185 if version >= 0 { out.error_code = get_i16(buf)?; }
186 if version >= 6 { out.error_message = if flex { get_compact_nullable_string_borrowed(buf)? } else { get_nullable_string_borrowed(buf)? }; }
187 if version >= 0 { out.group_id = if flex { get_compact_string_borrowed(buf)? } else { get_string_borrowed(buf)? }; }
188 if version >= 0 { out.group_state = if flex { get_compact_string_borrowed(buf)? } else { get_string_borrowed(buf)? }; }
189 if version >= 0 { out.protocol_type = if flex { get_compact_string_borrowed(buf)? } else { get_string_borrowed(buf)? }; }
190 if version >= 0 { out.protocol_data = if flex { get_compact_string_borrowed(buf)? } else { get_string_borrowed(buf)? }; }
191 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 }; }
192 if version >= 3 { out.authorized_operations = get_i32(buf)?; }
193 if flex {
194 out.unknown_tagged_fields = read_tagged_fields(buf, |_tag, _payload| {
195 Ok(false)
196 })?;
197 }
198 Ok(out)
199 }
200}
201
202#[derive(Debug, Clone, PartialEq, Eq)]
203pub struct DescribedGroupMember<'a> {
204 pub member_id: &'a str,
205 pub group_instance_id: Option<&'a str>,
206 pub client_id: &'a str,
207 pub client_host: &'a str,
208 pub member_metadata: &'a [u8],
209 pub member_assignment: &'a [u8],
210 pub unknown_tagged_fields: UnknownTaggedFields,
211}
212
213impl<'a> Default for DescribedGroupMember<'a> {
214 fn default() -> Self {
215 Self {
216 member_id: "",
217 group_instance_id: None,
218 client_id: "",
219 client_host: "",
220 member_metadata: &[],
221 member_assignment: &[],
222 unknown_tagged_fields: Default::default(),
223 }
224 }
225}
226
227impl<'a> DescribedGroupMember<'a> {
228 pub fn to_owned(&self) -> crate::owned::describe_groups_response::DescribedGroupMember {
229 crate::owned::describe_groups_response::DescribedGroupMember {
230 member_id: (self.member_id).to_string(),
231 group_instance_id: (self.group_instance_id).map(|s| s.to_string()),
232 client_id: (self.client_id).to_string(),
233 client_host: (self.client_host).to_string(),
234 member_metadata: Bytes::copy_from_slice(self.member_metadata),
235 member_assignment: Bytes::copy_from_slice(self.member_assignment),
236 unknown_tagged_fields: self.unknown_tagged_fields.clone(),
237 }
238 }
239}
240
241impl<'a> Encode for DescribedGroupMember<'a> {
242 fn encode<B: BufMut>(&self, buf: &mut B, version: i16) -> Result<(), ProtocolError> {
243 let flex = version >= 5;
244 if version >= 0 { if flex { put_compact_string(buf, self.member_id) } else { put_string(buf, self.member_id) } }
245 if version >= 4 { if flex { put_compact_nullable_string(buf, self.group_instance_id) } else { put_nullable_string(buf, self.group_instance_id) } }
246 if version >= 0 { if flex { put_compact_string(buf, self.client_id) } else { put_string(buf, self.client_id) } }
247 if version >= 0 { if flex { put_compact_string(buf, self.client_host) } else { put_string(buf, self.client_host) } }
248 if version >= 0 { if flex { put_compact_bytes(buf, self.member_metadata) } else { put_bytes(buf, self.member_metadata) } }
249 if version >= 0 { if flex { put_compact_bytes(buf, self.member_assignment) } else { put_bytes(buf, self.member_assignment) } }
250 if flex {
251 let tagged = WriteTaggedFields::new();
252 tagged.write(buf, &self.unknown_tagged_fields);
253 }
254 Ok(())
255 }
256 fn encoded_len(&self, version: i16) -> usize {
257 let flex = version >= 5;
258 let mut n: usize = 0;
259 if version >= 0 { n += if flex { compact_string_len(self.member_id) } else { string_len(self.member_id) }; }
260 if version >= 4 { n += if flex { compact_nullable_string_len(self.group_instance_id) } else { nullable_string_len(self.group_instance_id) }; }
261 if version >= 0 { n += if flex { compact_string_len(self.client_id) } else { string_len(self.client_id) }; }
262 if version >= 0 { n += if flex { compact_string_len(self.client_host) } else { string_len(self.client_host) }; }
263 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() }; }
264 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() }; }
265 if flex {
266 let known_pairs: Vec<(u32, usize)> = Vec::new();
267 n += tagged_fields_len(&known_pairs, &self.unknown_tagged_fields);
268 }
269 n
270 }
271}
272
273impl<'de> DecodeBorrow<'de> for DescribedGroupMember<'de> {
274 fn decode_borrow(buf: &mut &'de [u8], version: i16) -> Result<Self, ProtocolError> {
275 let flex = version >= 5;
276 let mut out = Self::default();
277 if version >= 0 { out.member_id = if flex { get_compact_string_borrowed(buf)? } else { get_string_borrowed(buf)? }; }
278 if version >= 4 { out.group_instance_id = if flex { get_compact_nullable_string_borrowed(buf)? } else { get_nullable_string_borrowed(buf)? }; }
279 if version >= 0 { out.client_id = if flex { get_compact_string_borrowed(buf)? } else { get_string_borrowed(buf)? }; }
280 if version >= 0 { out.client_host = if flex { get_compact_string_borrowed(buf)? } else { get_string_borrowed(buf)? }; }
281 if version >= 0 { out.member_metadata = if flex { get_compact_bytes_borrowed(buf)? } else { get_bytes_borrowed(buf)? }; }
282 if version >= 0 { out.member_assignment = if flex { get_compact_bytes_borrowed(buf)? } else { get_bytes_borrowed(buf)? }; }
283 if flex {
284 out.unknown_tagged_fields = read_tagged_fields(buf, |_tag, _payload| {
285 Ok(false)
286 })?;
287 }
288 Ok(out)
289 }
290}