go-bot/workers/ai.go

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package workers
import (
"context"
"encoding/base64"
"encoding/json"
"fmt"
"go-bot/tools"
"io"
"log"
"net/http"
"os"
"regexp"
"strconv"
"strings"
openai "github.com/sashabaranov/go-openai"
)
func init() {
RegisterWorkerFactory("ai", func(parms []string, uid, gid, role, mid, rawMsg string) Worker {
return &AI{
StdAns: NewStdAns(parms, uid, gid, role, mid, rawMsg),
}
})
}
type AI struct {
*StdAns
}
func (a *AI) GetMsg() string {
if len(a.Parms) < 2 {
return "使用!ai xxx 向我提问吧"
}
ask := a.Parms[1]
if ask == "" || strings.HasPrefix(ask, "[CQ:reply,id=") {
return "不问问题你说个屁!"
}
OPENAI_API_KEY, OPENAI_BaseURL, MODEL, PROMPT, CONTEXT := tools.GetOAIConfig()
if OPENAI_API_KEY == "" {
return "OPENAI_API_KEY 未配置"
}
oaiconfig := openai.DefaultConfig(OPENAI_API_KEY)
oaiconfig.BaseURL = OPENAI_BaseURL
client := openai.NewClientWithConfig(oaiconfig)
msg := fmt.Sprintf("[CQ:at,qq=%s] ", a.UID)
if strings.ToLower(a.Parms[1]) != "models" {
// 如果非回复消息
if !strings.HasPrefix(a.Parms[len(a.Parms)-1], "[CQ:reply,id=") {
messages := make([]openai.ChatCompletionMessage, 0)
messages = append(messages, openai.ChatCompletionMessage{
Role: openai.ChatMessageRoleSystem,
Content: PROMPT,
})
// println("messages0:", messages)
var key string
redisClient := tools.GetRedisClient()
// 如果redisClient不为空则获取上下文
if redisClient != nil {
// 限制请求频率
if !tools.CheckRequestFrequency(a.GID, a.UID, 10) {
log.Printf("请求过于频繁。\n")
return "请求过于频繁。"
}
key = fmt.Sprintf("context:%s:%s:%s", "ai", a.GID, a.UID)
// 获取上下文
message := openai.ChatCompletionMessage{
Role: openai.ChatMessageRoleUser,
Content: a.RawMsg[strings.Index(a.RawMsg, " ")+1:],
}
// 序列化为 JSON 字符串
jsonMessage, err := json.Marshal(message)
if err != nil {
log.Println("序列化错误:", err)
log.Println("存储的 JSON 字符串:", string(jsonMessage))
return "序列化错误"
}
tools.AddToContext(key, jsonMessage, CONTEXT)
// }
// println("RawMsg:", a.RawMsg[strings.Index(a.RawMsg, " ")+1:])
length := tools.GetListLength(key)
// if length > 0 {
for i := 0; i < int(length); i++ {
message, err := tools.GetListValue(key, int64(i))
if err != nil {
log.Println("获取上下文失败:", err)
return "获取上下文失败"
}
// log.Println("读取的 JSON 字符串:", message)
var msg openai.ChatCompletionMessage
err = json.Unmarshal([]byte(message), &msg)
if err != nil {
log.Println("反序列化错误:", err)
return "反序列化错误"
}
messages = append(messages, msg)
}
} else {
messages = append(messages, openai.ChatCompletionMessage{
Role: openai.ChatMessageRoleUser,
Content: a.RawMsg[strings.Index(a.RawMsg, " ")+1:],
})
}
// println("messages:", messages)
// for i, msg := range messages {
// fmt.Printf("消息 %d:\n", i+1)
// fmt.Printf(" 角色: %s\n", msg.Role)
// fmt.Printf(" 内容: %s\n", msg.Content)
// fmt.Println()
// }
resp, err := client.CreateChatCompletion(
context.Background(),
openai.ChatCompletionRequest{
Model: MODEL,
Stream: false,
Messages: messages,
},
)
if err != nil {
log.Println("ChatCompletion error: ", err)
tools.RemoveLastValueFromList(key)
return "请求失败"
}
// println(resp.Choices[0].Message.Content)
content := resp.Choices[0].Message.Content
if redisClient != nil {
message := openai.ChatCompletionMessage{
Role: openai.ChatMessageRoleAssistant,
Content: stripMarkdown(content)}
// 序列化为 JSON 字符串
jsonMessage, err := json.Marshal(message)
if err != nil {
log.Println("Assistant消息序列化错误:", err)
return "Assistant消息序列化错误"
}
tools.AddToContext(key, jsonMessage, CONTEXT)
}
return msg + stripMarkdown(content)
} else {
// 匹配回复消息
pattern := `^\[CQ:reply,id=(-?\d+)\]`
re := regexp.MustCompile(pattern)
matches := re.FindStringSubmatch(a.Parms[len(a.Parms)-1])
var msgId string
if len(matches) > 0 {
msgId = matches[1]
println("msgId:", msgId)
} else {
msgId = ""
log.Println("未找到回复消息")
return "未找到回复消息"
}
file, picUrl, fileSizeStr := a.GetHisMsg(msgId)
// println("file:", file, "picUrl:", picUrl, "fileSizeStr:", fileSizeStr)
if picUrl == "" {
log.Println("未找到文件信息")
return "未找到文件信息"
}
fileSize, err := strconv.ParseFloat(fileSizeStr, 64)
if err != nil {
fmt.Println("获取图片大小失败:", err)
return "获取图片大小失败"
}
if fileSize/1024/1024 > 5.0 {
log.Println("文件大小超过5M")
return "文件大小超过5M"
}
filePath := a.GetImage(file)
// println("filePath:", filePath)
if filePath == "" {
log.Println("获取图片失败")
return "获取图片失败"
}
base64Img := Image2Base64(filePath, picUrl)
if base64Img == "" {
log.Println("图片转换base64失败")
return "图片转换base64失败"
}
// 找到第一个空格的位置
firstSpaceIndex := strings.Index(a.RawMsg, " ")
// 找到最后一个空格的位置
lastSpaceIndex := strings.LastIndex(a.RawMsg, " ")
// 调用图片分析
resp, err := client.CreateChatCompletion(
context.Background(),
openai.ChatCompletionRequest{
Model: MODEL,
Messages: []openai.ChatCompletionMessage{
{
Role: "user",
MultiContent: []openai.ChatMessagePart{
{
Type: openai.ChatMessagePartTypeText,
Text: a.RawMsg[firstSpaceIndex+1 : lastSpaceIndex],
}, {
Type: openai.ChatMessagePartTypeImageURL,
ImageURL: &openai.ChatMessageImageURL{
URL: base64Img,
Detail: openai.ImageURLDetailAuto,
},
},
},
},
},
},
)
if err != nil {
log.Println("ChatCompletion error: ", err)
return "请求失败"
}
msg += resp.Choices[0].Message.Content
}
return stripMarkdown(msg)
}
models, err := client.ListModels(context.Background())
if err != nil {
log.Println("ListModels error: ", err)
return "查询支持模型失败!"
}
var modelList string
for _, model := range models.Models {
if MODEL == model.ID {
model.ID = model.ID + "\t(当前使用)"
}
modelList += model.ID + "\n"
}
return modelList
// return handleModelRequest(OPENAI_API_KEY, OPENAI_BaseURL)
}
func stripMarkdown(text string) string {
// println("before:", text)
// 移除代码块,但保留代码内容
re := regexp.MustCompile("(?s)```(?:\\w+\\s*\n)?(.*?)```")
text = re.ReplaceAllStringFunc(text, func(match string) string {
submatches := re.FindStringSubmatch(match)
if len(submatches) > 1 {
return strings.TrimSpace(submatches[1])
}
return match
})
// 移除行内代码
re = regexp.MustCompile("`([^`]+)`")
text = re.ReplaceAllString(text, "$1")
// 移除标题
re = regexp.MustCompile(`(?m)^#{1,6}\s+(.+)$`)
text = re.ReplaceAllString(text, "$1")
// 移除粗体和斜体
re = regexp.MustCompile(`(\*\*|__)(.+?)(\*\*|__)`)
text = re.ReplaceAllString(text, "$2")
re = regexp.MustCompile(`(\*|_)(.+?)(\*|_)`)
text = re.ReplaceAllString(text, "$2")
// 移除链接,保留链接文本
re = regexp.MustCompile(`\[([^\]]+)\]\([^\)]+\)`)
text = re.ReplaceAllString(text, "$1")
// 移除图片
re = regexp.MustCompile(`!\[([^\]]*)\]\([^\)]+\)`)
text = re.ReplaceAllString(text, "$1")
// 移除水平线
re = regexp.MustCompile(`(?m)^-{3,}|_{3,}|\*{3,}$`)
text = re.ReplaceAllString(text, "")
// 移除块引用
re = regexp.MustCompile(`(?m)^>\s+(.+)`)
text = re.ReplaceAllString(text, "$1")
// 移除列表标记
re = regexp.MustCompile(`(?m)^[ \t]*[\*\-+][ \t]+`)
text = re.ReplaceAllString(text, "")
re = regexp.MustCompile(`(?m)^[ \t]*\d+\.[ \t]+`)
text = re.ReplaceAllString(text, "")
// 移除多余的空行
re = regexp.MustCompile(`\n{3,}`)
text = re.ReplaceAllString(text, "\n\n")
// println("after:", text)
return strings.TrimSpace(text)
}
func Image2Base64(path string, picUrl string) string {
// 尝试从文件路径读取图片
file, err := os.Open(path)
if err == nil {
defer file.Close()
if data, err := io.ReadAll(file); err == nil {
return "data:image/jpeg;base64," + base64.StdEncoding.EncodeToString(data)
}
}
// 如果文件路径不可用,则尝试从 URL 下载图片
resp, err := http.Get(picUrl)
if err != nil {
return ""
}
defer resp.Body.Close()
if data, err := io.ReadAll(resp.Body); err == nil {
return "data:image/jpeg;base64," + base64.StdEncoding.EncodeToString(data)
}
return ""
}