Add batch api

examples/batch.rs

@@ -0,0 +1,60 @@
+use openai_api_rs::v1::api::OpenAIClient;
+use openai_api_rs::v1::batch::CreateBatchRequest;
+use openai_api_rs::v1::file::FileUploadRequest;
+use serde_json::{from_str, to_string_pretty, Value};
+use std::env;
+use std::fs::File;
+use std::io::Write;
+use std::str;
+
+#[tokio::main]
+async fn main() -> Result<(), Box<dyn std::error::Error>> {
+    let client = OpenAIClient::new(env::var("OPENAI_API_KEY").unwrap().to_string());
+
+    let req = FileUploadRequest::new(
+        "examples/data/batch_request.json".to_string(),
+        "batch".to_string(),
+    );
+
+    let result = client.upload_file(req).await?;
+    println!("File id: {:?}", result.id);
+
+    let input_file_id = result.id;
+    let req = CreateBatchRequest::new(
+        input_file_id.clone(),
+        "/v1/chat/completions".to_string(),
+        "24h".to_string(),
+    );
+
+    let result = client.create_batch(req).await?;
+    println!("Batch id: {:?}", result.id);
+
+    let batch_id = result.id;
+    let result = client.retrieve_batch(batch_id.to_string()).await?;
+    println!("Batch status: {:?}", result.status);
+
+    // sleep 30 seconds
+    println!("Sleeping for 30 seconds...");
+    tokio::time::sleep(tokio::time::Duration::from_secs(30)).await;
+
+    let result = client.retrieve_batch(batch_id.to_string()).await?;
+
+    let file_id = result.output_file_id.unwrap();
+    let result = client.retrieve_file_content(file_id).await?;
+    let s = match str::from_utf8(&result) {
+        Ok(v) => v.to_string(),
+        Err(e) => panic!("Invalid UTF-8 sequence: {}", e),
+    };
+    let json_value: Value = from_str(&s)?;
+    let result_json = to_string_pretty(&json_value)?;
+
+    let output_file_path = "examples/data/batch_result.json";
+    let mut file = File::create(output_file_path)?;
+    file.write_all(result_json.as_bytes())?;
+
+    println!("File writed to {:?}", output_file_path);
+
+    Ok(())
+}
+
+// OPENAI_API_KEY=xxxx cargo run --package openai-api-rs --example batch