Add File

agents-flex-llm/agents-flex-llm-qianfan/src/main/java/com/agentsflex/llm/qianfan/QianFanLlm.java

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+package com.agentsflex.llm.qianfan;
+
+import com.agentsflex.core.document.Document;
+import com.agentsflex.core.llm.BaseLlm;
+import com.agentsflex.core.llm.ChatOptions;
+import com.agentsflex.core.llm.StreamResponseListener;
+import com.agentsflex.core.llm.client.BaseLlmClientListener;
+import com.agentsflex.core.llm.client.HttpClient;
+import com.agentsflex.core.llm.client.LlmClient;
+import com.agentsflex.core.llm.client.LlmClientListener;
+import com.agentsflex.core.llm.client.impl.SseClient;
+import com.agentsflex.core.llm.embedding.EmbeddingOptions;
+import com.agentsflex.core.llm.response.AiMessageResponse;
+import com.agentsflex.core.parser.AiMessageParser;
+import com.agentsflex.core.prompt.Prompt;
+import com.agentsflex.core.store.VectorData;
+import com.agentsflex.core.util.LogUtil;
+import com.agentsflex.core.util.StringUtil;
+import com.alibaba.fastjson.JSON;
+import com.alibaba.fastjson.JSONObject;
+import com.alibaba.fastjson.JSONPath;
+
+import java.util.HashMap;
+import java.util.Map;
+import java.util.function.Consumer;
+
+public class QianFanLlm extends BaseLlm<QianFanLlmConfig> {
+    private final HttpClient httpClient = new HttpClient();
+    private final AiMessageParser aiMessageParser = QianFanLlmUtil.getAiMessageParser(false);
+    private final AiMessageParser streamMessageParser = QianFanLlmUtil.getAiMessageParser(true);
+    private final Map<String,String> headers = new HashMap<>();
+
+    public QianFanLlm(QianFanLlmConfig config) {
+        super(config);
+        headers.put("Content-Type", "application/json");
+        headers.put("Authorization", "Bearer " + getConfig().getApiKey());
+        Consumer<Map<String, String>> headersConfig = config.getHeadersConfig();
+        if (headersConfig != null) {
+            headersConfig.accept(headers);
+        }
+
+    }
+
+    public static QianFanLlm of(String apiKey) {
+        QianFanLlmConfig config = new QianFanLlmConfig();
+        config.setApiKey(apiKey);
+        return new QianFanLlm(config);
+    }
+
+    @Override
+    public AiMessageResponse chat(Prompt prompt, ChatOptions options) {
+        String payload = QianFanLlmUtil.promptToPayload(prompt, config, options, false);
+        String endpoint = config.getEndpoint();
+        String response = httpClient.post(endpoint + "/chat/completions", headers, payload);
+
+        if (config.isDebug()) {
+            LogUtil.println(">>>>receive payload:" + response);
+        }
+
+        if (StringUtil.noText(response)) {
+            return AiMessageResponse.error(prompt, response, "no content for response.");
+        }
+
+        JSONObject jsonObject = JSON.parseObject(response);
+        JSONObject error = jsonObject.getJSONObject("error");
+
+        AiMessageResponse messageResponse  = new AiMessageResponse(prompt, response, aiMessageParser.parse(jsonObject));
+
+        if (error != null && !error.isEmpty()) {
+            messageResponse.setError(true);
+            messageResponse.setErrorMessage(error.getString("message"));
+            messageResponse.setErrorType(error.getString("type"));
+            messageResponse.setErrorCode(error.getString("code"));
+        }
+
+        return messageResponse;
+    }
+
+    @Override
+    public void chatStream(Prompt prompt, StreamResponseListener listener, ChatOptions options) {
+        LlmClient llmClient = new SseClient();
+        String payload = QianFanLlmUtil.promptToPayload(prompt, config, options, true);
+        LlmClientListener clientListener = new BaseLlmClientListener(this, llmClient, listener, prompt, streamMessageParser);
+        llmClient.start(config.getEndpoint() + "/chat/completions", headers, payload, clientListener, config);
+    }
+
+
+
+    @Override
+    public VectorData embed(Document document, EmbeddingOptions options) {
+        String payload = QianFanLlmUtil.promptToEmbeddingsPayload(document, options, config);
+        String response = httpClient.post(config.getEndpoint() + "/embeddings", headers, payload);
+
+        if (config.isDebug()) {
+            LogUtil.println(">>>>the input:" + payload);
+            LogUtil.println(">>>>receive payload:" + response);
+        }
+
+        if (StringUtil.noText(response)) {
+            return null;
+        }
+
+        VectorData vectorData = new VectorData();
+        double[] embedding = JSONPath.read(response, "$.data[0].embedding", double[].class);
+        vectorData.setVector(embedding);
+
+        return vectorData;
+    }
+}