//! DescribeUserScramCredentialsRequest
//!
//! See the schema for this message [here](https://github.com/apache/kafka/blob/trunk/clients/src/main/resources/common/message/DescribeUserScramCredentialsRequest.json).
// WARNING: the items of this module are generated and should not be edited directly
#![allow(unused)]

use std::borrow::Borrow;
use std::collections::BTreeMap;

use bytes::Bytes;
use log::error;
use uuid::Uuid;

use crate::protocol::{
    Encodable, Decodable, MapEncodable, MapDecodable, Encoder, Decoder, EncodeError, DecodeError, Message, HeaderVersion, VersionRange,
    types, write_unknown_tagged_fields, compute_unknown_tagged_fields_size, StrBytes, buf::{ByteBuf, ByteBufMut}
};


/// Valid versions: 0
#[derive(Debug, Clone, PartialEq, derive_builder::Builder)]
pub struct UserName {
    /// The user name.
    /// 
    /// Supported API versions: 0
    pub name: StrBytes,

    /// Other tagged fields
    pub unknown_tagged_fields: BTreeMap<i32, Vec<u8>>,
}

impl Encodable for UserName {
    fn encode<B: ByteBufMut>(&self, buf: &mut B, version: i16) -> Result<(), EncodeError> {
        types::CompactString.encode(buf, &self.name)?;
        let num_tagged_fields = self.unknown_tagged_fields.len();
        if num_tagged_fields > std::u32::MAX as usize {
            error!("Too many tagged fields to encode ({} fields)", num_tagged_fields);
            return Err(EncodeError);
        }
        types::UnsignedVarInt.encode(buf, num_tagged_fields as u32)?;

        write_unknown_tagged_fields(buf, 0.., &self.unknown_tagged_fields)?;
        Ok(())
    }
    fn compute_size(&self, version: i16) -> Result<usize, EncodeError> {
        let mut total_size = 0;
        total_size += types::CompactString.compute_size(&self.name)?;
        let num_tagged_fields = self.unknown_tagged_fields.len();
        if num_tagged_fields > std::u32::MAX as usize {
            error!("Too many tagged fields to encode ({} fields)", num_tagged_fields);
            return Err(EncodeError);
        }
        total_size += types::UnsignedVarInt.compute_size(num_tagged_fields as u32)?;

        total_size += compute_unknown_tagged_fields_size(&self.unknown_tagged_fields)?;
        Ok(total_size)
    }
}

impl Decodable for UserName {
    fn decode<B: ByteBuf>(buf: &mut B, version: i16) -> Result<Self, DecodeError> {
        let name = types::CompactString.decode(buf)?;
        let mut unknown_tagged_fields = BTreeMap::new();
        let num_tagged_fields = types::UnsignedVarInt.decode(buf)?;
        for _ in 0..num_tagged_fields {
            let tag: u32 = types::UnsignedVarInt.decode(buf)?;
            let size: u32 = types::UnsignedVarInt.decode(buf)?;
            let mut unknown_value = vec![0; size as usize];
            buf.try_copy_to_slice(&mut unknown_value)?;
            unknown_tagged_fields.insert(tag as i32, unknown_value);
        }
        Ok(Self {
            name,
            unknown_tagged_fields,
        })
    }
}

impl Default for UserName {
    fn default() -> Self {
        Self {
            name: Default::default(),
            unknown_tagged_fields: BTreeMap::new(),
        }
    }
}

impl Message for UserName {
    const VERSIONS: VersionRange = VersionRange { min: 0, max: 0 };
}

/// Valid versions: 0
#[derive(Debug, Clone, PartialEq, derive_builder::Builder)]
pub struct DescribeUserScramCredentialsRequest {
    /// The users to describe, or null/empty to describe all users.
    /// 
    /// Supported API versions: 0
    pub users: Option<Vec<UserName>>,

    /// Other tagged fields
    pub unknown_tagged_fields: BTreeMap<i32, Vec<u8>>,
}

impl Encodable for DescribeUserScramCredentialsRequest {
    fn encode<B: ByteBufMut>(&self, buf: &mut B, version: i16) -> Result<(), EncodeError> {
        types::CompactArray(types::Struct { version }).encode(buf, &self.users)?;
        let num_tagged_fields = self.unknown_tagged_fields.len();
        if num_tagged_fields > std::u32::MAX as usize {
            error!("Too many tagged fields to encode ({} fields)", num_tagged_fields);
            return Err(EncodeError);
        }
        types::UnsignedVarInt.encode(buf, num_tagged_fields as u32)?;

        write_unknown_tagged_fields(buf, 0.., &self.unknown_tagged_fields)?;
        Ok(())
    }
    fn compute_size(&self, version: i16) -> Result<usize, EncodeError> {
        let mut total_size = 0;
        total_size += types::CompactArray(types::Struct { version }).compute_size(&self.users)?;
        let num_tagged_fields = self.unknown_tagged_fields.len();
        if num_tagged_fields > std::u32::MAX as usize {
            error!("Too many tagged fields to encode ({} fields)", num_tagged_fields);
            return Err(EncodeError);
        }
        total_size += types::UnsignedVarInt.compute_size(num_tagged_fields as u32)?;

        total_size += compute_unknown_tagged_fields_size(&self.unknown_tagged_fields)?;
        Ok(total_size)
    }
}

impl Decodable for DescribeUserScramCredentialsRequest {
    fn decode<B: ByteBuf>(buf: &mut B, version: i16) -> Result<Self, DecodeError> {
        let users = types::CompactArray(types::Struct { version }).decode(buf)?;
        let mut unknown_tagged_fields = BTreeMap::new();
        let num_tagged_fields = types::UnsignedVarInt.decode(buf)?;
        for _ in 0..num_tagged_fields {
            let tag: u32 = types::UnsignedVarInt.decode(buf)?;
            let size: u32 = types::UnsignedVarInt.decode(buf)?;
            let mut unknown_value = vec![0; size as usize];
            buf.try_copy_to_slice(&mut unknown_value)?;
            unknown_tagged_fields.insert(tag as i32, unknown_value);
        }
        Ok(Self {
            users,
            unknown_tagged_fields,
        })
    }
}

impl Default for DescribeUserScramCredentialsRequest {
    fn default() -> Self {
        Self {
            users: Some(Default::default()),
            unknown_tagged_fields: BTreeMap::new(),
        }
    }
}

impl Message for DescribeUserScramCredentialsRequest {
    const VERSIONS: VersionRange = VersionRange { min: 0, max: 0 };
}

impl HeaderVersion for DescribeUserScramCredentialsRequest {
    fn header_version(version: i16) -> i16 {
        2
    }
}