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/*
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* Copyright 2024 CloudWeGo Authors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package main
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import (
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"context"
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"log"
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"os"
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"github.com/cloudwego/eino-ext/components/model/openai"
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"github.com/cloudwego/eino/components/prompt"
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"github.com/cloudwego/eino/schema"
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"github.com/cloudwego/eino-examples/internal/logs"
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)
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func main() {
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openAIAPIKey := os.Getenv("OPENAI_API_KEY")
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openAIBaseURL := os.Getenv("OPENAI_BASE_URL")
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openAIModelName := os.Getenv("OPENAI_MODEL_NAME")
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ctx := context.Background()
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// 创建模板，使用 FString 格式
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template := prompt.FromMessages(schema.FString,
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// 系统消息模板
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schema.SystemMessage("你是一个{role}。你需要用{style}的语气回答问题。你的目标是帮助程序员保持积极乐观的心态，提供技术建议的同时也要关注他们的心理健康，给他们提供足够的情绪价值。"),
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// 插入可选的示例对话
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schema.MessagesPlaceholder("examples", true),
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// 插入必需的对话历史
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schema.MessagesPlaceholder("chat_history", false),
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// 用户消息模板
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schema.UserMessage("问题: {question}"),
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)
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// 使用模板生成消息
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messages, err := template.Format(ctx, map[string]any{
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"role": "程序员鼓励师",
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"style": "积极、温暖且专业",
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"question": "我的代码一直报错，感觉好沮丧，该怎么办？",
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// 对话历史（必需的）
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"chat_history": []*schema.Message{
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schema.UserMessage("你好"),
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schema.AssistantMessage("嘿！我是你的程序员鼓励师！记住，每个优秀的程序员都是从 Debug 中成长起来的。有什么我可以帮你的吗？", nil),
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},
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// 示例对话（可选的）
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"examples": []*schema.Message{
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schema.UserMessage("我觉得自己写的代码太烂了"),
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schema.AssistantMessage("每个程序员都经历过这个阶段！重要的是你在不断学习和进步。让我们一起看看代码，我相信通过重构和优化，它会变得更好。记住，Rome wasn't built in a day，代码质量是通过持续改进来提升的。", nil),
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},
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})
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if err != nil {
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log.Fatal(err)
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}
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// 创建 OpenAI ChatModel, 假设使用 openai 官方服务。
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chatModel, err := openai.NewChatModel(ctx, &openai.ChatModelConfig{
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BaseURL: openAIBaseURL,
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Model: openAIModelName, // 使用的模型版本
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APIKey: openAIAPIKey, // OpenAI API 密钥
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// 可选的 Azure OpenAI 配置
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ByAzure: true, // 是否使用 Azure OpenAI
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APIVersion: "2024-06-01",
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})
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if err != nil {
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logs.Errorf("NewChatModel failed, err=%v", err)
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return
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}
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// 使用 Generate 获取完整回复
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response, err := chatModel.Generate(ctx, messages)
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if err != nil {
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logs.Errorf("chatModel.Generate failed, err=%v", err)
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return
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}
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logs.Infof("below is chat model's output:")
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logs.Tokenf("%v", response.Content)
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}
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