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|
use super::vertexai::*;
use super::*;
use anyhow::{Context, Result};
use reqwest::RequestBuilder;
use serde::Deserialize;
use serde_json::{json, Value};
const API_BASE: &str = "https://generativelanguage.googleapis.com/v1beta";
#[derive(Debug, Clone, Deserialize, Default)]
pub struct GeminiConfig {
pub name: Option<String>,
pub api_key: Option<String>,
pub api_base: Option<String>,
#[serde(default)]
pub models: Vec<ModelData>,
pub patch: Option<RequestPatch>,
pub extra: Option<ExtraConfig>,
}
impl GeminiClient {
config_get_fn!(api_key, get_api_key);
config_get_fn!(api_base, get_api_base);
pub const PROMPTS: [PromptAction<'static>; 1] =
[("api_key", "API Key:", true, PromptKind::String)];
}
impl_client_trait!(
GeminiClient,
(
prepare_chat_completions,
gemini_chat_completions,
gemini_chat_completions_streaming
),
(prepare_embeddings, embeddings),
(noop_prepare_rerank, noop_rerank),
);
fn prepare_chat_completions(
self_: &GeminiClient,
data: ChatCompletionsData,
) -> Result<RequestData> {
let api_key = self_.get_api_key()?;
let api_base = self_
.get_api_base()
.unwrap_or_else(|_| API_BASE.to_string());
let func = match data.stream {
true => "streamGenerateContent",
false => "generateContent",
};
let url = format!(
"{}/models/{}:{}?key={}",
api_base.trim_end_matches('/'),
self_.model.name(),
func,
api_key
);
let body = gemini_build_chat_completions_body(data, &self_.model)?;
let request_data = RequestData::new(url, body);
Ok(request_data)
}
fn prepare_embeddings(self_: &GeminiClient, data: EmbeddingsData) -> Result<RequestData> {
let api_key = self_.get_api_key()?;
let api_base = self_
.get_api_base()
.unwrap_or_else(|_| API_BASE.to_string());
let url = format!(
"{}/models/{}:embedContent?key={}",
api_base.trim_end_matches('/'),
self_.model.name(),
api_key
);
let body = json!({
"content": {
"parts": [
{
"text": data.texts[0],
}
]
}
});
let request_data = RequestData::new(url, body);
Ok(request_data)
}
async fn embeddings(builder: RequestBuilder, _model: &Model) -> Result<EmbeddingsOutput> {
let res = builder.send().await?;
let status = res.status();
let data: Value = res.json().await?;
if !status.is_success() {
catch_error(&data, status.as_u16())?;
}
let res_body: EmbeddingsResBody =
serde_json::from_value(data).context("Invalid embeddings data")?;
let output = vec![res_body.embedding.values];
Ok(output)
}
#[derive(Deserialize)]
struct EmbeddingsResBody {
embedding: EmbeddingsResBodyEmbedding,
}
#[derive(Deserialize)]
struct EmbeddingsResBodyEmbedding {
values: Vec<f32>,
}
|
