crabka-protocol 0.3.1

Apache Kafka wire-protocol codec (4.3.0), with typed RecordBatch and zero-copy borrowed decode
Documentation
// AUTO-GENERATED by crabka-protocol-codegen against a9ce3221537b8653448750697915607dc7936cf3. Do not edit.

use bytes::BufMut;

use crate::primitives::fixed::{get_i64, 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::{WriteTaggedFields, read_tagged_fields, tagged_fields_len};
use crate::{DecodeBorrow, Encode, ProtocolError, UnknownTaggedFields};

pub const API_KEY: i16 = 66;
pub const MIN_VERSION: i16 = 0;
pub const MAX_VERSION: i16 = 2;
pub const FLEXIBLE_MIN: i16 = 0;

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

#[derive(Debug, Clone, PartialEq, Eq)]
pub struct ListTransactionsRequest<'a> {
    pub state_filters: Vec<&'a str>,
    pub producer_id_filters: Vec<i64>,
    pub duration_filter: i64,
    pub transactional_id_pattern: Option<&'a str>,
    pub unknown_tagged_fields: UnknownTaggedFields,
}
impl Default for ListTransactionsRequest<'_> {
    fn default() -> Self {
        Self {
            state_filters: Vec::new(),
            producer_id_filters: Vec::new(),
            duration_filter: -1i64,
            transactional_id_pattern: None,
            unknown_tagged_fields: Default::default(),
        }
    }
}
impl ListTransactionsRequest<'_> {
    pub fn to_owned(&self) -> crate::owned::list_transactions_request::ListTransactionsRequest {
        crate::owned::list_transactions_request::ListTransactionsRequest {
            state_filters: (self.state_filters)
                .iter()
                .map(std::string::ToString::to_string)
                .collect(),
            producer_id_filters: (self.producer_id_filters).clone(),
            duration_filter: (self.duration_filter),
            transactional_id_pattern: (self.transactional_id_pattern)
                .map(std::string::ToString::to_string),
            unknown_tagged_fields: self.unknown_tagged_fields.clone(),
        }
    }
}
impl Encode for ListTransactionsRequest<'_> {
    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.state_filters).len(), flex);
                for it in &self.state_filters {
                    if flex {
                        put_compact_string(buf, it);
                    } else {
                        put_string(buf, it);
                    }
                }
            }
        }
        if version >= 0 {
            {
                crate::primitives::array::put_array_len(
                    buf,
                    (self.producer_id_filters).len(),
                    flex,
                );
                for it in &self.producer_id_filters {
                    put_i64(buf, *it);
                }
            }
        }
        if version >= 1 {
            put_i64(buf, self.duration_filter);
        }
        if version >= 2 {
            if flex {
                put_compact_nullable_string(buf, self.transactional_id_pattern);
            } else {
                put_nullable_string(buf, self.transactional_id_pattern);
            }
        }
        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.state_filters).len(),
                    flex,
                );
                let body: usize = (self.state_filters)
                    .iter()
                    .map(|it| {
                        if flex {
                            compact_string_len(it)
                        } else {
                            string_len(it)
                        }
                    })
                    .sum();
                prefix + body
            };
        }
        if version >= 0 {
            n += {
                let prefix = crate::primitives::array::array_len_prefix_len(
                    (self.producer_id_filters).len(),
                    flex,
                );
                let body: usize = (self.producer_id_filters).iter().map(|_| 8).sum();
                prefix + body
            };
        }
        if version >= 1 {
            n += 8;
        }
        if version >= 2 {
            n += if flex {
                compact_nullable_string_len(self.transactional_id_pattern)
            } else {
                nullable_string_len(self.transactional_id_pattern)
            };
        }
        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 ListTransactionsRequest<'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.state_filters = {
                let n = crate::primitives::array::get_array_len(buf, flex)?;
                let mut v = Vec::with_capacity(n);
                for _ in 0..n {
                    v.push(if flex {
                        get_compact_string_borrowed(buf)?
                    } else {
                        get_string_borrowed(buf)?
                    });
                }
                v
            };
        }
        if version >= 0 {
            out.producer_id_filters = {
                let n = crate::primitives::array::get_array_len(buf, flex)?;
                let mut v = Vec::with_capacity(n);
                for _ in 0..n {
                    v.push(get_i64(buf)?);
                }
                v
            };
        }
        if version >= 1 {
            out.duration_filter = get_i64(buf)?;
        }
        if version >= 2 {
            out.transactional_id_pattern = 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 ListTransactionsRequest<'_> {
    #[must_use]
    pub fn populated(version: i16) -> Self {
        let mut m = Self::default();
        if version >= 0 {
            m.state_filters = vec!["x"];
        }
        if version >= 0 {
            m.producer_id_filters = vec![1i64];
        }
        if version >= 1 {
            m.duration_filter = 1i64;
        }
        if version >= 2 {
            m.transactional_id_pattern = Some("x");
        }
        m
    }
}