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快速集成DeepSeek到项目

news 2025/9/1 12:18:46

DeepSeek API-KEY 获取

登录DeekSeek 官网，进入API 开放平台

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2. 创建API-KEY

复制API-KEY进行保存，后期API调用使用

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项目中集成DeepSeek

这里只展示部分核心代码，具体请查看源码orange-ai-deepseek-biz-starter

@Slf4j
@AllArgsConstructor
public class DeepSeekChatModelServiceImpl implements ChatModelService {private final DeepSeekStorageProperties deepSeekStorageProperties;@Overridepublic PlatformEnum getPlatform() {return PlatformEnum.DEEP_SEEK;}@Overridepublic Flux<Result<ConversationReplyVO>> conversationStream(ConversationParam param) {return conversationStream(param, List.of());}@Overridepublic Flux<Result<ConversationReplyVO>> conversationStream(ConversationParam param, List<ChatSessionRecordVO> contextMessageList) {OkHttpClient client = new OkHttpClient();MediaType mediaType = MediaType.get("application/json");ChatCompletionsParam reqBody = generateChatRequestBody(param, contextMessageList);Request request = new Request.Builder().url(deepSeekStorageProperties.getChatUrl()).addHeader(SecurityConstant.AUTHORIZATION, "Bearer " + deepSeekStorageProperties.getToken()).post(RequestBody.create(JSONUtil.toJsonStr(reqBody), mediaType)).build();return Flux.create(emitter -> {EventSourceListener listener = new EventSourceListener() {@Overridepublic void onOpen(@NotNull EventSource eventSource, @NotNull Response response) {System.out.println("SSE connection opened");}@Overridepublic void onClosed(@NotNull EventSource eventSource) {emitter.complete();System.out.println("SSE connection closed");}@Overridepublic void onEvent(@NotNull EventSource eventSource, String id, String type, @NotNull String data) {if (log.isDebugEnabled()) {log.debug("data:{}", data);}if (StrUtil.isBlank(data) || DeepSeekContent.DONE.equalsIgnoreCase(data)) {emitter.complete();return;}ChatCompletionsResponse response = JSONUtil.toBean(data, ChatCompletionsResponse.class);StringBuilder content = new StringBuilder();for (ChatCompletionsResponse.ChoiceItem choice : response.getChoices()) {content.append(choice.getDelta().getContent());}emitter.next(ResultWrapper.ok(ConversationReplyVO.builder().content(content.toString()).build()));}@Overridepublic void onFailure(@NotNull EventSource eventSource, Throwable t, Response response) {System.err.println("Error occurred: " + t);}};EventSource.Factory factory = EventSources.createFactory(client);factory.newEventSource(request, listener);});}private ChatCompletionsParam generateChatRequestBody(ConversationParam param, List<ChatSessionRecordVO> contextMessageList) {List<MessageItem> messages = new ArrayList<>();if (CollUtil.isNotEmpty(contextMessageList)) {for (ChatSessionRecordVO record : contextMessageList) {if (MessageTypeEnum.USER.equals(record.getMessageType())) {messages.add(MessageItem.builder().role(MessageType.USER.getValue()).content(record.getContent()).build());continue;}if (MessageTypeEnum.ASSISTANT.equals(record.getMessageType())) {messages.add(MessageItem.builder().role(MessageType.ASSISTANT.getValue()).content(record.getContent()).build());}}}messages.add(MessageItem.builder().role(MessageType.USER.getValue()).content(param.getPrompt()).build());return ChatCompletionsParam.builder().model(param.getModelCode()).messages(messages).stream(Boolean.TRUE).build();}}