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agents-flex-llm/agents-flex-llm-coze/src/main/java/com/agentsflex/llm/coze/CozeLlmUtil.java

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+/*
+ *  Copyright (c) 2023-2025, Agents-Flex (fuhai999@gmail.com).
+ *  <p>
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *  <p>
+ *  http://www.apache.org/licenses/LICENSE-2.0
+ *  <p>
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+package com.agentsflex.llm.coze;
+
+import com.agentsflex.core.message.Message;
+import com.agentsflex.core.message.MessageStatus;
+import com.agentsflex.core.parser.AiMessageParser;
+import com.agentsflex.core.parser.impl.DefaultAiMessageParser;
+import com.agentsflex.core.prompt.DefaultPromptFormat;
+import com.agentsflex.core.prompt.Prompt;
+import com.agentsflex.core.prompt.PromptFormat;
+import com.agentsflex.core.util.Maps;
+import com.alibaba.fastjson.JSONPath;
+
+import java.util.List;
+import java.util.Map;
+
+/**
+ * @author yulsh
+ */
+public class CozeLlmUtil {
+
+    private static final PromptFormat promptFormat = new DefaultPromptFormat() {
+        @Override
+        protected void buildMessageContent(Message message, Map<String, Object> map) {
+            map.put("content_type", "text");
+            super.buildMessageContent(message, map);
+        }
+    };
+
+    public static AiMessageParser getAiMessageParser() {
+        DefaultAiMessageParser aiMessageParser = new DefaultAiMessageParser();
+        aiMessageParser.setContentPath("$.content");
+        aiMessageParser.setTotalTokensPath("$.usage.token_count");
+        aiMessageParser.setCompletionTokensPath("$.usage.output_count");
+        aiMessageParser.setPromptTokensPath("$.usage.input_count");
+
+        aiMessageParser.setStatusParser(content -> {
+            Boolean done = (Boolean) JSONPath.eval(content, "$.done");
+            if (done != null && done){
+                return MessageStatus.END;
+            }
+            return MessageStatus.MIDDLE;
+        });
+        return aiMessageParser;
+    }
+
+
+    public static String promptToPayload(Prompt prompt, String botId, String userId, Map<String, String> customVariables, boolean stream) {
+        List<Message> messages = prompt.toMessages();
+        return Maps.of()
+            .set("bot_id", botId)
+            .set("user_id", userId)
+            .set("auto_save_history", true)
+            .set("additional_messages", promptFormat.toMessagesJsonObject(messages))
+            .set("stream", stream)
+            .setIf(customVariables != null, "custom_variables", customVariables)
+            .toJSON();
+    }
+
+}