krabka-protocol 0.7.0

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

use bytes::{Buf, BufMut};

use crate::{
    Decode, Encode, ProtocolError, UnknownTaggedFields,
    primitives::{
        fixed::{get_i32, get_i64, put_i32, put_i64},
        string_bytes::{
            compact_string_len, get_compact_string_owned, get_string_owned, put_compact_string,
            put_string, string_len,
        },
    },
    tagged_fields::{WriteTaggedFields, encode_to_bytes, read_tagged_fields, tagged_fields_len},
};
pub const MIN_VERSION: i16 = 0;
pub const MAX_VERSION: i16 = 4;
pub const FLEXIBLE_MIN: i16 = 4;
#[inline]
#[must_use]
pub fn is_flexible(version: i16) -> bool {
    version >= FLEXIBLE_MIN
}
#[derive(Debug, Clone, PartialEq, Eq)]
pub struct OffsetCommitValue {
    pub offset: i64,
    pub leader_epoch: i32,
    pub metadata: String,
    pub commit_timestamp: i64,
    pub expire_timestamp: i64,
    pub topic_id: crate::primitives::uuid::Uuid,
    pub unknown_tagged_fields: UnknownTaggedFields,
}
impl Default for OffsetCommitValue {
    fn default() -> Self {
        Self {
            offset: 0i64,
            leader_epoch: -1i32,
            metadata: String::new(),
            commit_timestamp: 0i64,
            expire_timestamp: -1i64,
            topic_id: crate::primitives::uuid::Uuid::default(),
            unknown_tagged_fields: UnknownTaggedFields::default(),
        }
    }
}
impl Encode for OffsetCommitValue {
    fn encode<B: BufMut>(&self, buf: &mut B, version: i16) -> Result<(), ProtocolError> {
        if !(MIN_VERSION..=MAX_VERSION).contains(&version) {
            return Err(ProtocolError::SchemaMismatch(
                "OffsetCommitValue version out of range",
            ));
        }
        let flex = is_flexible(version);
        if version >= 0 {
            put_i64(buf, self.offset);
        }
        if version >= 3 {
            put_i32(buf, self.leader_epoch);
        }
        if version >= 0 {
            if flex {
                let () = put_compact_string(buf, &self.metadata);
            } else {
                let () = put_string(buf, &self.metadata);
            }
        }
        if version >= 0 {
            put_i64(buf, self.commit_timestamp);
        }
        if version == 1 {
            put_i64(buf, self.expire_timestamp);
        }
        if flex {
            let mut tagged = WriteTaggedFields::new();
            if !(crate::codegen_helpers::is_default(&self.topic_id)) {
                let payload = encode_to_bytes(16, |b| {
                    crate::primitives::uuid::put_uuid(b, self.topic_id);
                    Ok(())
                });
                tagged.add(0, payload);
            }
            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 += 8;
        }
        if version >= 3 {
            n += 4;
        }
        if version >= 0 {
            n += if flex {
                compact_string_len(&self.metadata)
            } else {
                string_len(&self.metadata)
            };
        }
        if version >= 0 {
            n += 8;
        }
        if version == 1 {
            n += 8;
        }
        if flex {
            let mut known_pairs: Vec<(u32, usize)> = Vec::new();
            if !(crate::codegen_helpers::is_default(&self.topic_id)) {
                known_pairs.push((0, 16));
            }
            n += tagged_fields_len(&known_pairs, &self.unknown_tagged_fields);
        }
        n
    }
}
impl Decode<'_> for OffsetCommitValue {
    fn decode<B: Buf>(buf: &mut B, version: i16) -> Result<Self, ProtocolError> {
        if !(MIN_VERSION..=MAX_VERSION).contains(&version) {
            return Err(ProtocolError::SchemaMismatch(
                "OffsetCommitValue version out of range",
            ));
        }
        let flex = is_flexible(version);
        let mut out = Self::default();
        if version >= 0 {
            out.offset = get_i64(buf)?;
        }
        if version >= 3 {
            out.leader_epoch = get_i32(buf)?;
        }
        if version >= 0 {
            out.metadata = if flex {
                get_compact_string_owned(buf)?
            } else {
                get_string_owned(buf)?
            };
        }
        if version >= 0 {
            out.commit_timestamp = get_i64(buf)?;
        }
        if version == 1 {
            out.expire_timestamp = get_i64(buf)?;
        }
        if flex {
            let mut tag_topic_id = None;
            out.unknown_tagged_fields = read_tagged_fields(buf, |tag, payload| match tag {
                0 => {
                    tag_topic_id = Some({
                        let b: &mut &[u8] = payload;
                        crate::primitives::uuid::get_uuid(b)?
                    });
                    Ok(true)
                }
                _ => Ok(false),
            })?;
            if let Some(v) = tag_topic_id {
                out.topic_id = v;
            }
        }
        Ok(out)
    }
}
#[cfg(test)]
impl OffsetCommitValue {
    #[must_use]
    pub fn populated(version: i16) -> Self {
        let mut m = Self::default();
        if version >= 0 {
            m.offset = 1i64;
        }
        if version >= 3 {
            m.leader_epoch = 1i32;
        }
        if version >= 0 {
            m.metadata = "x".to_string();
        }
        if version >= 0 {
            m.commit_timestamp = 1i64;
        }
        if version == 1 {
            m.expire_timestamp = 1i64;
        }
        if version >= 4 {
            m.topic_id = crate::primitives::uuid::Uuid([1u8; 16]);
        }
        m
    }
}
/// Default JSON payload matching `Self::default()` for JVM oracle differential testing.
/// Only includes fields valid for the given version.
#[must_use]
#[allow(unused_comparisons)]
pub fn default_json(version: i16) -> ::serde_json::Value {
    let mut obj = ::serde_json::Map::new();
    obj.insert("offset".to_string(), ::serde_json::json!(0));
    if version >= 3 {
        obj.insert("leaderEpoch".to_string(), ::serde_json::json!(-1));
    }
    obj.insert(
        "metadata".to_string(),
        ::serde_json::Value::String(String::new()),
    );
    obj.insert("commitTimestamp".to_string(), ::serde_json::json!(0));
    if version == 1 {
        obj.insert("expireTimestamp".to_string(), ::serde_json::json!(-1));
    }
    if version >= 4 {
        obj.insert(
            "topicId".to_string(),
            ::serde_json::Value::String("AAAAAAAAAAAAAAAAAAAAAA".to_string()),
        );
    }
    ::serde_json::Value::Object(obj)
}
/// A message with a non-default value in every tagged field, at every depth, for
/// the JVM oracle differential sweep. The value is the same at every version.
#[must_use]
pub fn tagged_fixture() -> OffsetCommitValue {
    OffsetCommitValue {
        topic_id: crate::primitives::uuid::Uuid([1u8; 16]),
        ..OffsetCommitValue::default()
    }
}
/// The JSON form of `tagged_fixture()` that Kafka's JSON converter reads at
/// `version`. It holds only the fields that the schema declares at that version.
#[must_use]
pub fn tagged_fixture_json(version: i16) -> ::serde_json::Value {
    let mut m = ::serde_json::Map::new();
    m.insert("offset".to_string(), ::serde_json::json!(0));
    if version >= 3 {
        m.insert("leaderEpoch".to_string(), ::serde_json::json!(-1));
    }
    m.insert(
        "metadata".to_string(),
        ::serde_json::Value::String(String::new()),
    );
    m.insert("commitTimestamp".to_string(), ::serde_json::json!(0));
    if version == 1 {
        m.insert("expireTimestamp".to_string(), ::serde_json::json!(-1));
    }
    if version == 4 {
        m.insert(
            "topicId".to_string(),
            ::serde_json::Value::String("AQEBAQEBAQEBAQEBAQEBAQ".to_string()),
        );
    }
    ::serde_json::Value::Object(m)
}