va-ai-api-bridge 0.1.7

Protocol translation primitives for AI API request and response shapes.
Documentation
use std::collections::BTreeMap;

use serde::{Deserialize, Serialize};
use serde_json::Value;

pub type ExtraFields = BTreeMap<String, Value>;

#[derive(Debug, Clone, Default, PartialEq, Serialize, Deserialize)]
#[serde(rename_all = "snake_case")]
pub struct AnthropicMessagesRequest {
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub model: Option<String>,
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub max_tokens: Option<u64>,
    #[serde(default, skip_serializing_if = "Vec::is_empty")]
    pub messages: Vec<AnthropicMessage>,
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub system: Option<AnthropicSystem>,
    #[serde(default, skip_serializing_if = "Vec::is_empty")]
    pub tools: Vec<Value>,
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub tool_choice: Option<Value>,
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub stream: Option<bool>,
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub temperature: Option<f64>,
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub top_p: Option<f64>,
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub thinking: Option<Value>,
    #[serde(default, skip_serializing_if = "ExtraFields::is_empty", flatten)]
    pub extra: ExtraFields,
}

#[derive(Debug, Clone, PartialEq, Serialize, Deserialize)]
#[serde(rename_all = "snake_case")]
pub struct AnthropicMessage {
    pub role: String,
    pub content: AnthropicContent,
    #[serde(default, skip_serializing_if = "ExtraFields::is_empty", flatten)]
    pub extra: ExtraFields,
}

#[derive(Debug, Clone, PartialEq, Serialize, Deserialize)]
#[serde(untagged)]
pub enum AnthropicSystem {
    Text(String),
    Blocks(Vec<AnthropicContentBlock>),
    Raw(Value),
}

#[derive(Debug, Clone, PartialEq, Serialize, Deserialize)]
#[serde(untagged)]
pub enum AnthropicContent {
    Text(String),
    Blocks(Vec<AnthropicContentBlock>),
    Raw(Value),
}

#[derive(Debug, Clone, PartialEq, Serialize, Deserialize)]
#[serde(rename_all = "snake_case")]
pub struct AnthropicContentBlock {
    #[serde(rename = "type")]
    pub kind: String,
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub text: Option<String>,
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub source: Option<Value>,
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub id: Option<String>,
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub name: Option<String>,
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub input: Option<Value>,
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub tool_use_id: Option<String>,
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub content: Option<Value>,
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub thinking: Option<String>,
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub signature: Option<String>,
    #[serde(default, skip_serializing_if = "ExtraFields::is_empty", flatten)]
    pub extra: ExtraFields,
}

#[derive(Debug, Clone, Default, PartialEq, Serialize, Deserialize)]
#[serde(rename_all = "snake_case")]
pub struct AnthropicMessagesResponse {
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub id: Option<String>,
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub model: Option<String>,
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub role: Option<String>,
    #[serde(default, skip_serializing_if = "Vec::is_empty")]
    pub content: Vec<AnthropicContentBlock>,
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub stop_reason: Option<String>,
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub stop_sequence: Option<String>,
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub usage: Option<AnthropicUsage>,
    #[serde(default, skip_serializing_if = "ExtraFields::is_empty", flatten)]
    pub extra: ExtraFields,
}

#[derive(Debug, Clone, Default, PartialEq, Serialize, Deserialize)]
#[serde(rename_all = "snake_case")]
pub struct AnthropicStreamEvent {
    #[serde(default, rename = "type", skip_serializing_if = "Option::is_none")]
    pub kind: Option<String>,
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub index: Option<usize>,
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub delta: Option<AnthropicDelta>,
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub content_block: Option<AnthropicContentBlock>,
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub message: Option<AnthropicMessagesResponse>,
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub usage: Option<AnthropicUsage>,
    #[serde(default, skip_serializing_if = "ExtraFields::is_empty", flatten)]
    pub extra: ExtraFields,
}

#[derive(Debug, Clone, Default, PartialEq, Serialize, Deserialize)]
#[serde(rename_all = "snake_case")]
pub struct AnthropicDelta {
    #[serde(default, rename = "type", skip_serializing_if = "Option::is_none")]
    pub kind: Option<String>,
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub text: Option<String>,
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub thinking: Option<String>,
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub partial_json: Option<String>,
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub stop_reason: Option<String>,
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub stop_sequence: Option<String>,
    #[serde(default, skip_serializing_if = "ExtraFields::is_empty", flatten)]
    pub extra: ExtraFields,
}

#[derive(Debug, Clone, Default, PartialEq, Serialize, Deserialize)]
#[serde(rename_all = "snake_case")]
pub struct AnthropicUsage {
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub input_tokens: Option<u64>,
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub output_tokens: Option<u64>,
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub cache_creation_input_tokens: Option<u64>,
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub cache_read_input_tokens: Option<u64>,
    #[serde(default, skip_serializing_if = "ExtraFields::is_empty", flatten)]
    pub extra: ExtraFields,
}