crabka-protocol 0.1.2

// AUTO-GENERATED by crabka-protocol-codegen against a9ce3221537b8653448750697915607dc7936cf3. Do not edit.

use bytes::BufMut;

use crate::primitives::fixed::{get_i16, get_i32, get_i64, put_i16, put_i32, put_i64};
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::{read_tagged_fields, tagged_fields_len, WriteTaggedFields};
use crate::{DecodeBorrow, Encode, ProtocolError, UnknownTaggedFields};

pub const API_KEY: i16 = 9;
pub const MIN_VERSION: i16 = 1;
pub const MAX_VERSION: i16 = 10;
pub const FLEXIBLE_MIN: i16 = 6;

#[inline]
fn is_flexible(version: i16) -> bool { version >= FLEXIBLE_MIN }

#[derive(Debug, Clone, PartialEq, Eq)]
pub struct OffsetFetchResponse<'a> {
    pub throttle_time_ms: i32,
    pub topics: Vec<OffsetFetchResponseTopic<'a>>,
    pub error_code: i16,
    pub groups: Vec<OffsetFetchResponseGroup<'a>>,
    pub unknown_tagged_fields: UnknownTaggedFields,
}

impl<'a> Default for OffsetFetchResponse<'a> {
    fn default() -> Self {
        Self {
            throttle_time_ms: 0i32,
            topics: Vec::new(),
            error_code: 0i16,
            groups: Vec::new(),
            unknown_tagged_fields: Default::default(),
        }
    }
}

impl<'a> OffsetFetchResponse<'a> {
    pub fn to_owned(&self) -> crate::owned::offset_fetch_response::OffsetFetchResponse {
        crate::owned::offset_fetch_response::OffsetFetchResponse {
            throttle_time_ms: (self.throttle_time_ms),
            topics: (self.topics).iter().map(|it| it.to_owned()).collect(),
            error_code: (self.error_code),
            groups: (self.groups).iter().map(|it| it.to_owned()).collect(),
            unknown_tagged_fields: self.unknown_tagged_fields.clone(),
        }
    }
}

impl<'a> Encode for OffsetFetchResponse<'a> {
    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 >= 3 { put_i32(buf, self.throttle_time_ms) }
        if version >= 0 && version <= 7 { { crate::primitives::array::put_array_len(buf, (self.topics).len(), flex); for it in &self.topics { it.encode(buf, version)?; } } }
        if version >= 2 && version <= 7 { put_i16(buf, self.error_code) }
        if version >= 8 { { 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 >= 3 { n += 4; }
        if version >= 0 && version <= 7 { 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 >= 2 && version <= 7 { n += 2; }
        if version >= 8 { 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 OffsetFetchResponse<'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 >= 3 { out.throttle_time_ms = get_i32(buf)?; }
        if version >= 0 && version <= 7 { 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(OffsetFetchResponseTopic::decode_borrow(buf, version)?); } v }; }
        if version >= 2 && version <= 7 { out.error_code = get_i16(buf)?; }
        if version >= 8 { 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(OffsetFetchResponseGroup::decode_borrow(buf, version)?); } v }; }
        if flex {
            out.unknown_tagged_fields = read_tagged_fields(buf, |_tag, _payload| {
                Ok(false)
            })?;
        }
        Ok(out)
    }
}

#[derive(Debug, Clone, PartialEq, Eq)]
pub struct OffsetFetchResponseTopic<'a> {
    pub name: &'a str,
    pub partitions: Vec<OffsetFetchResponsePartition<'a>>,
    pub unknown_tagged_fields: UnknownTaggedFields,
}

impl<'a> Default for OffsetFetchResponseTopic<'a> {
    fn default() -> Self {
        Self {
            name: "",
            partitions: Vec::new(),
            unknown_tagged_fields: Default::default(),
        }
    }
}

impl<'a> OffsetFetchResponseTopic<'a> {
    pub fn to_owned(&self) -> crate::owned::offset_fetch_response::OffsetFetchResponseTopic {
        crate::owned::offset_fetch_response::OffsetFetchResponseTopic {
            name: (self.name).to_string(),
            partitions: (self.partitions).iter().map(|it| it.to_owned()).collect(),
            unknown_tagged_fields: self.unknown_tagged_fields.clone(),
        }
    }
}

impl<'a> Encode for OffsetFetchResponseTopic<'a> {
    fn encode<B: BufMut>(&self, buf: &mut B, version: i16) -> Result<(), ProtocolError> {
        let flex = version >= 6;
        if version >= 0 && version <= 7 { if flex { put_compact_string(buf, self.name) } else { put_string(buf, self.name) } }
        if version >= 0 && version <= 7 { { crate::primitives::array::put_array_len(buf, (self.partitions).len(), flex); for it in &self.partitions { 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 >= 6;
        let mut n: usize = 0;
        if version >= 0 && version <= 7 { n += if flex { compact_string_len(self.name) } else { string_len(self.name) }; }
        if version >= 0 && version <= 7 { n += { let prefix = crate::primitives::array::array_len_prefix_len((self.partitions).len(), flex); let body: usize = (self.partitions).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 OffsetFetchResponseTopic<'de> {
    fn decode_borrow(buf: &mut &'de [u8], version: i16) -> Result<Self, ProtocolError> {
        let flex = version >= 6;
        let mut out = Self::default();
        if version >= 0 && version <= 7 { out.name = if flex { get_compact_string_borrowed(buf)? } else { get_string_borrowed(buf)? }; }
        if version >= 0 && version <= 7 { out.partitions = { let n = crate::primitives::array::get_array_len(buf, flex)?; let mut v = Vec::with_capacity(n); for _ in 0..n { v.push(OffsetFetchResponsePartition::decode_borrow(buf, version)?); } v }; }
        if flex {
            out.unknown_tagged_fields = read_tagged_fields(buf, |_tag, _payload| {
                Ok(false)
            })?;
        }
        Ok(out)
    }
}

#[derive(Debug, Clone, PartialEq, Eq)]
pub struct OffsetFetchResponsePartition<'a> {
    pub partition_index: i32,
    pub committed_offset: i64,
    pub committed_leader_epoch: i32,
    pub metadata: Option<&'a str>,
    pub error_code: i16,
    pub unknown_tagged_fields: UnknownTaggedFields,
}

impl<'a> Default for OffsetFetchResponsePartition<'a> {
    fn default() -> Self {
        Self {
            partition_index: 0i32,
            committed_offset: 0i64,
            committed_leader_epoch: -1i32,
            metadata: None,
            error_code: 0i16,
            unknown_tagged_fields: Default::default(),
        }
    }
}

impl<'a> OffsetFetchResponsePartition<'a> {
    pub fn to_owned(&self) -> crate::owned::offset_fetch_response::OffsetFetchResponsePartition {
        crate::owned::offset_fetch_response::OffsetFetchResponsePartition {
            partition_index: (self.partition_index),
            committed_offset: (self.committed_offset),
            committed_leader_epoch: (self.committed_leader_epoch),
            metadata: (self.metadata).map(|s| s.to_string()),
            error_code: (self.error_code),
            unknown_tagged_fields: self.unknown_tagged_fields.clone(),
        }
    }
}

impl<'a> Encode for OffsetFetchResponsePartition<'a> {
    fn encode<B: BufMut>(&self, buf: &mut B, version: i16) -> Result<(), ProtocolError> {
        let flex = version >= 6;
        if version >= 0 && version <= 7 { put_i32(buf, self.partition_index) }
        if version >= 0 && version <= 7 { put_i64(buf, self.committed_offset) }
        if version >= 5 && version <= 7 { put_i32(buf, self.committed_leader_epoch) }
        if version >= 0 && version <= 7 { if flex { put_compact_nullable_string(buf, self.metadata) } else { put_nullable_string(buf, self.metadata) } }
        if version >= 0 && version <= 7 { put_i16(buf, self.error_code) }
        if flex {
            let tagged = WriteTaggedFields::new();
            tagged.write(buf, &self.unknown_tagged_fields);
        }
        Ok(())
    }
    fn encoded_len(&self, version: i16) -> usize {
        let flex = version >= 6;
        let mut n: usize = 0;
        if version >= 0 && version <= 7 { n += 4; }
        if version >= 0 && version <= 7 { n += 8; }
        if version >= 5 && version <= 7 { n += 4; }
        if version >= 0 && version <= 7 { n += if flex { compact_nullable_string_len(self.metadata) } else { nullable_string_len(self.metadata) }; }
        if version >= 0 && version <= 7 { n += 2; }
        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 OffsetFetchResponsePartition<'de> {
    fn decode_borrow(buf: &mut &'de [u8], version: i16) -> Result<Self, ProtocolError> {
        let flex = version >= 6;
        let mut out = Self::default();
        if version >= 0 && version <= 7 { out.partition_index = get_i32(buf)?; }
        if version >= 0 && version <= 7 { out.committed_offset = get_i64(buf)?; }
        if version >= 5 && version <= 7 { out.committed_leader_epoch = get_i32(buf)?; }
        if version >= 0 && version <= 7 { out.metadata = if flex { get_compact_nullable_string_borrowed(buf)? } else { get_nullable_string_borrowed(buf)? }; }
        if version >= 0 && version <= 7 { out.error_code = get_i16(buf)?; }
        if flex {
            out.unknown_tagged_fields = read_tagged_fields(buf, |_tag, _payload| {
                Ok(false)
            })?;
        }
        Ok(out)
    }
}

#[derive(Debug, Clone, PartialEq, Eq)]
pub struct OffsetFetchResponseGroup<'a> {
    pub group_id: &'a str,
    pub topics: Vec<OffsetFetchResponseTopics<'a>>,
    pub error_code: i16,
    pub unknown_tagged_fields: UnknownTaggedFields,
}

impl<'a> Default for OffsetFetchResponseGroup<'a> {
    fn default() -> Self {
        Self {
            group_id: "",
            topics: Vec::new(),
            error_code: 0i16,
            unknown_tagged_fields: Default::default(),
        }
    }
}

impl<'a> OffsetFetchResponseGroup<'a> {
    pub fn to_owned(&self) -> crate::owned::offset_fetch_response::OffsetFetchResponseGroup {
        crate::owned::offset_fetch_response::OffsetFetchResponseGroup {
            group_id: (self.group_id).to_string(),
            topics: (self.topics).iter().map(|it| it.to_owned()).collect(),
            error_code: (self.error_code),
            unknown_tagged_fields: self.unknown_tagged_fields.clone(),
        }
    }
}

impl<'a> Encode for OffsetFetchResponseGroup<'a> {
    fn encode<B: BufMut>(&self, buf: &mut B, version: i16) -> Result<(), ProtocolError> {
        let flex = version >= 6;
        if version >= 8 { if flex { put_compact_string(buf, self.group_id) } else { put_string(buf, self.group_id) } }
        if version >= 8 { { crate::primitives::array::put_array_len(buf, (self.topics).len(), flex); for it in &self.topics { it.encode(buf, version)?; } } }
        if version >= 8 { put_i16(buf, self.error_code) }
        if flex {
            let tagged = WriteTaggedFields::new();
            tagged.write(buf, &self.unknown_tagged_fields);
        }
        Ok(())
    }
    fn encoded_len(&self, version: i16) -> usize {
        let flex = version >= 6;
        let mut n: usize = 0;
        if version >= 8 { n += if flex { compact_string_len(self.group_id) } else { string_len(self.group_id) }; }
        if version >= 8 { 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 >= 8 { n += 2; }
        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 OffsetFetchResponseGroup<'de> {
    fn decode_borrow(buf: &mut &'de [u8], version: i16) -> Result<Self, ProtocolError> {
        let flex = version >= 6;
        let mut out = Self::default();
        if version >= 8 { out.group_id = if flex { get_compact_string_borrowed(buf)? } else { get_string_borrowed(buf)? }; }
        if version >= 8 { 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(OffsetFetchResponseTopics::decode_borrow(buf, version)?); } v }; }
        if version >= 8 { out.error_code = get_i16(buf)?; }
        if flex {
            out.unknown_tagged_fields = read_tagged_fields(buf, |_tag, _payload| {
                Ok(false)
            })?;
        }
        Ok(out)
    }
}

#[derive(Debug, Clone, PartialEq, Eq)]
pub struct OffsetFetchResponseTopics<'a> {
    pub name: &'a str,
    pub topic_id: crate::primitives::uuid::Uuid,
    pub partitions: Vec<OffsetFetchResponsePartitions<'a>>,
    pub unknown_tagged_fields: UnknownTaggedFields,
}

impl<'a> Default for OffsetFetchResponseTopics<'a> {
    fn default() -> Self {
        Self {
            name: "",
            topic_id: Default::default(),
            partitions: Vec::new(),
            unknown_tagged_fields: Default::default(),
        }
    }
}

impl<'a> OffsetFetchResponseTopics<'a> {
    pub fn to_owned(&self) -> crate::owned::offset_fetch_response::OffsetFetchResponseTopics {
        crate::owned::offset_fetch_response::OffsetFetchResponseTopics {
            name: (self.name).to_string(),
            topic_id: (self.topic_id),
            partitions: (self.partitions).iter().map(|it| it.to_owned()).collect(),
            unknown_tagged_fields: self.unknown_tagged_fields.clone(),
        }
    }
}

impl<'a> Encode for OffsetFetchResponseTopics<'a> {
    fn encode<B: BufMut>(&self, buf: &mut B, version: i16) -> Result<(), ProtocolError> {
        let flex = version >= 6;
        if version >= 8 && version <= 9 { if flex { put_compact_string(buf, self.name) } else { put_string(buf, self.name) } }
        if version >= 10 { crate::primitives::uuid::put_uuid(buf, self.topic_id) }
        if version >= 8 { { crate::primitives::array::put_array_len(buf, (self.partitions).len(), flex); for it in &self.partitions { 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 >= 6;
        let mut n: usize = 0;
        if version >= 8 && version <= 9 { n += if flex { compact_string_len(self.name) } else { string_len(self.name) }; }
        if version >= 10 { n += 16; }
        if version >= 8 { n += { let prefix = crate::primitives::array::array_len_prefix_len((self.partitions).len(), flex); let body: usize = (self.partitions).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 OffsetFetchResponseTopics<'de> {
    fn decode_borrow(buf: &mut &'de [u8], version: i16) -> Result<Self, ProtocolError> {
        let flex = version >= 6;
        let mut out = Self::default();
        if version >= 8 && version <= 9 { out.name = if flex { get_compact_string_borrowed(buf)? } else { get_string_borrowed(buf)? }; }
        if version >= 10 { out.topic_id = crate::primitives::uuid::get_uuid(buf)?; }
        if version >= 8 { out.partitions = { let n = crate::primitives::array::get_array_len(buf, flex)?; let mut v = Vec::with_capacity(n); for _ in 0..n { v.push(OffsetFetchResponsePartitions::decode_borrow(buf, version)?); } v }; }
        if flex {
            out.unknown_tagged_fields = read_tagged_fields(buf, |_tag, _payload| {
                Ok(false)
            })?;
        }
        Ok(out)
    }
}

#[derive(Debug, Clone, PartialEq, Eq)]
pub struct OffsetFetchResponsePartitions<'a> {
    pub partition_index: i32,
    pub committed_offset: i64,
    pub committed_leader_epoch: i32,
    pub metadata: Option<&'a str>,
    pub error_code: i16,
    pub unknown_tagged_fields: UnknownTaggedFields,
}

impl<'a> Default for OffsetFetchResponsePartitions<'a> {
    fn default() -> Self {
        Self {
            partition_index: 0i32,
            committed_offset: 0i64,
            committed_leader_epoch: -1i32,
            metadata: None,
            error_code: 0i16,
            unknown_tagged_fields: Default::default(),
        }
    }
}

impl<'a> OffsetFetchResponsePartitions<'a> {
    pub fn to_owned(&self) -> crate::owned::offset_fetch_response::OffsetFetchResponsePartitions {
        crate::owned::offset_fetch_response::OffsetFetchResponsePartitions {
            partition_index: (self.partition_index),
            committed_offset: (self.committed_offset),
            committed_leader_epoch: (self.committed_leader_epoch),
            metadata: (self.metadata).map(|s| s.to_string()),
            error_code: (self.error_code),
            unknown_tagged_fields: self.unknown_tagged_fields.clone(),
        }
    }
}

impl<'a> Encode for OffsetFetchResponsePartitions<'a> {
    fn encode<B: BufMut>(&self, buf: &mut B, version: i16) -> Result<(), ProtocolError> {
        let flex = version >= 6;
        if version >= 8 { put_i32(buf, self.partition_index) }
        if version >= 8 { put_i64(buf, self.committed_offset) }
        if version >= 8 { put_i32(buf, self.committed_leader_epoch) }
        if version >= 8 { if flex { put_compact_nullable_string(buf, self.metadata) } else { put_nullable_string(buf, self.metadata) } }
        if version >= 8 { put_i16(buf, self.error_code) }
        if flex {
            let tagged = WriteTaggedFields::new();
            tagged.write(buf, &self.unknown_tagged_fields);
        }
        Ok(())
    }
    fn encoded_len(&self, version: i16) -> usize {
        let flex = version >= 6;
        let mut n: usize = 0;
        if version >= 8 { n += 4; }
        if version >= 8 { n += 8; }
        if version >= 8 { n += 4; }
        if version >= 8 { n += if flex { compact_nullable_string_len(self.metadata) } else { nullable_string_len(self.metadata) }; }
        if version >= 8 { n += 2; }
        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 OffsetFetchResponsePartitions<'de> {
    fn decode_borrow(buf: &mut &'de [u8], version: i16) -> Result<Self, ProtocolError> {
        let flex = version >= 6;
        let mut out = Self::default();
        if version >= 8 { out.partition_index = get_i32(buf)?; }
        if version >= 8 { out.committed_offset = get_i64(buf)?; }
        if version >= 8 { out.committed_leader_epoch = get_i32(buf)?; }
        if version >= 8 { out.metadata = if flex { get_compact_nullable_string_borrowed(buf)? } else { get_nullable_string_borrowed(buf)? }; }
        if version >= 8 { out.error_code = get_i16(buf)?; }
        if flex {
            out.unknown_tagged_fields = read_tagged_fields(buf, |_tag, _payload| {
                Ok(false)
            })?;
        }
        Ok(out)
    }
}