mirror of
https://github.com/songquanpeng/one-api.git
synced 2025-09-17 01:06:37 +08:00
103 lines
3.2 KiB
Go
103 lines
3.2 KiB
Go
package vertexai
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import (
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"net/http"
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"net/url"
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"strconv"
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"strings"
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"github.com/gin-gonic/gin"
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"github.com/pkg/errors"
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"github.com/songquanpeng/one-api/common/ctxkey"
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"github.com/songquanpeng/one-api/relay/adaptor/gemini"
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"github.com/songquanpeng/one-api/relay/adaptor/openai"
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"github.com/songquanpeng/one-api/relay/relaymode"
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"github.com/songquanpeng/one-api/relay/meta"
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"github.com/songquanpeng/one-api/relay/model"
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)
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var ModelList = []string{
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"gemini-pro", "gemini-pro-vision",
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"gemini-exp-1206",
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"gemini-1.5-pro-001", "gemini-1.5-pro-002",
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"gemini-1.5-flash-001", "gemini-1.5-flash-002",
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"gemini-2.0-flash-exp", "gemini-2.0-flash-001",
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"gemini-2.0-flash-lite-preview-02-05",
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"gemini-2.0-flash-thinking-exp-01-21",
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}
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type Adaptor struct {
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}
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func (a *Adaptor) parseGeminiChatGenerationThinking(model string) (string, *gemini.ThinkingConfig) {
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thinkingConfig := &gemini.ThinkingConfig{
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IncludeThoughts: false,
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ThinkingBudget: 0,
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}
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modelName := model
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if strings.Contains(model, "?") {
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parts := strings.Split(model, "?")
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_modelName := parts[0]
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if len(parts) >= 2 {
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modelOptions, err := url.ParseQuery(parts[1])
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if err == nil && modelOptions != nil {
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modelName = _modelName
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hasThinkingFlag := modelOptions.Has("thinking")
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if hasThinkingFlag {
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thinkingConfig.IncludeThoughts = modelOptions.Get("thinking") == "1"
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}
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thinkingBudget := modelOptions.Get("thinking_budget")
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if thinkingBudget != "" {
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thinkingBudgetInt, err := strconv.Atoi(thinkingBudget)
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if err == nil {
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thinkingConfig.ThinkingBudget = thinkingBudgetInt
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}
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}
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}
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}
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}
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if strings.HasPrefix(modelName, "gemini-2.5") {
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// 目前2.5的模型支持传递thinking config，且默认开启了thinking，不希望进入thinking模式需要显式传递thinkingConfig来关闭
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return modelName, thinkingConfig
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} else {
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// 其他模型暂时不支持
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if thinkingConfig != nil && (thinkingConfig.IncludeThoughts || thinkingConfig.ThinkingBudget > 0) {
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// 为了后续一旦有其他模型支持了thinking，这里指定可以指定参数开启
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return modelName, thinkingConfig
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}
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return modelName, nil
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}
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}
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func (a *Adaptor) ConvertRequest(c *gin.Context, relayMode int, request *model.GeneralOpenAIRequest) (any, error) {
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if request == nil {
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return nil, errors.New("request is nil")
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}
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modelName, thinkingConfig := a.parseGeminiChatGenerationThinking(request.Model)
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request.Model = modelName
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geminiRequest := gemini.ConvertRequest(*request)
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if thinkingConfig != nil {
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geminiRequest.GenerationConfig.ThinkingConfig = thinkingConfig
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}
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c.Set(ctxkey.RequestModel, modelName)
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c.Set(ctxkey.ConvertedRequest, geminiRequest)
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return geminiRequest, nil
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}
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func (a *Adaptor) DoResponse(c *gin.Context, resp *http.Response, meta *meta.Meta) (usage *model.Usage, err *model.ErrorWithStatusCode) {
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if meta.IsStream {
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var responseText string
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err, responseText = gemini.StreamHandler(c, resp)
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usage = openai.ResponseText2Usage(responseText, meta.ActualModelName, meta.PromptTokens)
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} else {
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switch meta.Mode {
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case relaymode.Embeddings:
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err, usage = gemini.EmbeddingHandler(c, resp)
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default:
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err, usage = gemini.Handler(c, resp, meta.PromptTokens, meta.ActualModelName)
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}
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}
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return
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}
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