gproxy-protocol 4.1.2

GPROXY v4 connection modelling, operation declarations, vendor wire types and pairwise conversion
Documentation 
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use super::super::super::{
    GenerationResources, GenerationStateAccess,
    chat_claude::{ChatViaClaude, ClaudeViaChat},
};
use super::super::{StreamInvocation, StreamSettings, StreamTarget};
use super::RequestMode;
use crate::{
    capability::{ResourceAccess, StateStore},
    transform::{TransformError, generate::claude_chat::stream as p},
    wire::{DeclaredFields, claude::generate_content as c, openai::chat as h},
};

impl ChatViaClaude {
    pub async fn prepare_stream<S: StateStore>(
        input: h::GenerateContentRequestBody,
        mut target: StreamTarget,
        context: p::ClaudeToChatContext,
        settings: StreamSettings,
        state: &GenerationStateAccess<'_, S>,
    ) -> Result<StreamInvocation<p::ClaudeToChatStream>, TransformError> {
        let original = input.into_declared();
        let prepared = Self::prepare_with_state(
            original.clone().buffered(),
            target.endpoint.clone(),
            target.identities.clone(),
            state,
        )
        .await?;
        target.identities = prepared.identities().clone();
        let bridge = p::ClaudeToChatStream::new_with_policy(
            context,
            target.identities.response.clone(),
            settings.events.into(),
            target.identities.response_policy.clone(),
        )?;
        let emit_usage = original.emit_usage();
        let mut invocation = StreamInvocation::new(
            original,
            prepared.target_request().clone().streaming(),
            target,
            settings,
            bridge,
            prepared.report().clone(),
            state,
        )
        .await?;
        invocation.emit_usage = emit_usage;
        Ok(invocation)
    }
    pub async fn prepare_stream_with_capabilities<S: StateStore, R: ResourceAccess>(
        input: h::GenerateContentRequestBody,
        mut target: StreamTarget,
        context: p::ClaudeToChatContext,
        settings: StreamSettings,
        state: &GenerationStateAccess<'_, S>,
        resources: &GenerationResources<'_, R>,
    ) -> Result<StreamInvocation<p::ClaudeToChatStream>, TransformError> {
        let original = input.into_declared();
        let prepared = Self::prepare_with_capabilities(
            original.clone().buffered(),
            target.endpoint.clone(),
            target.identities.clone(),
            state,
            resources,
        )
        .await?;
        target.identities = prepared.identities().clone();
        let bridge = p::ClaudeToChatStream::new_with_policy(
            context,
            target.identities.response.clone(),
            settings.events.into(),
            target.identities.response_policy.clone(),
        )?;
        let emit_usage = original.emit_usage();
        let mut invocation = StreamInvocation::new(
            original,
            prepared.target_request().clone().streaming(),
            target,
            settings,
            bridge,
            prepared.report().clone(),
            state,
        )
        .await?;
        invocation.emit_usage = emit_usage;
        Ok(invocation)
    }
}

impl ClaudeViaChat {
    pub async fn prepare_stream<S: StateStore>(
        input: c::GenerateContentRequestBody,
        mut target: StreamTarget,
        context: p::ChatToClaudeContext,
        settings: StreamSettings,
        state: &GenerationStateAccess<'_, S>,
    ) -> Result<StreamInvocation<p::ChatToClaudeStream>, TransformError> {
        let original = input.into_declared();
        let prepared = Self::prepare_with_state(
            original.clone().buffered(),
            target.endpoint.clone(),
            target.identities.clone(),
            state,
        )
        .await?;
        target.identities = prepared.identities().clone();
        let bridge = p::ChatToClaudeStream::new_with_policy(
            context,
            target.identities.response.clone(),
            settings.events.into(),
            target.identities.response_policy.clone(),
        )?;
        StreamInvocation::new(
            original,
            prepared.target_request().clone().streaming(),
            target,
            settings,
            bridge,
            prepared.report().clone(),
            state,
        )
        .await
    }
    pub async fn prepare_stream_with_capabilities<S: StateStore, R: ResourceAccess>(
        input: c::GenerateContentRequestBody,
        mut target: StreamTarget,
        context: p::ChatToClaudeContext,
        settings: StreamSettings,
        state: &GenerationStateAccess<'_, S>,
        resources: &GenerationResources<'_, R>,
    ) -> Result<StreamInvocation<p::ChatToClaudeStream>, TransformError> {
        let original = input.into_declared();
        let prepared = Self::prepare_with_capabilities(
            original.clone().buffered(),
            target.endpoint.clone(),
            target.identities.clone(),
            state,
            resources,
        )
        .await?;
        target.identities = prepared.identities().clone();
        let bridge = p::ChatToClaudeStream::new_with_policy(
            context,
            target.identities.response.clone(),
            settings.events.into(),
            target.identities.response_policy.clone(),
        )?;
        StreamInvocation::new(
            original,
            prepared.target_request().clone().streaming(),
            target,
            settings,
            bridge,
            prepared.report().clone(),
            state,
        )
        .await
    }
}