(improvement)(chat) Support configuring embeddingModel or embeddingStore at the agent level. (#1361)

common/src/main/java/dev/langchain4j/provider/OpenAiModelFactory.java

@@ -0,0 +1,44 @@
+package dev.langchain4j.provider;
+
+import com.tencent.supersonic.common.config.ChatModelConfig;
+import com.tencent.supersonic.common.config.EmbeddingModelConfig;
+import dev.langchain4j.model.chat.ChatLanguageModel;
+import dev.langchain4j.model.embedding.EmbeddingModel;
+import dev.langchain4j.model.openai.OpenAiChatModel;
+import dev.langchain4j.model.openai.OpenAiEmbeddingModel;
+import org.springframework.beans.factory.InitializingBean;
+import org.springframework.stereotype.Service;
+
+import java.time.Duration;
+
+@Service
+public class OpenAiModelFactory implements ModelFactory, InitializingBean {
+    @Override
+    public ChatLanguageModel createChatModel(ChatModelConfig chatModel) {
+        return OpenAiChatModel
+                .builder()
+                .baseUrl(chatModel.getBaseUrl())
+                .modelName(chatModel.getModelName())
+                .apiKey(chatModel.keyDecrypt())
+                .temperature(chatModel.getTemperature())
+                .timeout(Duration.ofSeconds(chatModel.getTimeOut()))
+                .build();
+    }
+
+    @Override
+    public EmbeddingModel createEmbeddingModel(EmbeddingModelConfig embeddingModel) {
+        return OpenAiEmbeddingModel.builder()
+                .baseUrl(embeddingModel.getBaseUrl())
+                .apiKey(embeddingModel.getApiKey())
+                .modelName(embeddingModel.getModelName())
+                .maxRetries(embeddingModel.getMaxRetries())
+                .logRequests(embeddingModel.getLogRequests())
+                .logResponses(embeddingModel.getLogResponses())
+                .build();
+    }
+
+    @Override
+    public void afterPropertiesSet() {
+        ModelProvider.add(Provider.OPEN_AI, this);
+    }
+}