102 lines
2.6 KiB
Go
102 lines
2.6 KiB
Go
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package vertexai
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import (
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"errors"
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"fmt"
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"io"
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"net/http"
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"strings"
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"github.com/gin-gonic/gin"
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"github.com/songquanpeng/one-api/relay/adaptor"
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channelhelper "github.com/songquanpeng/one-api/relay/adaptor"
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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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relaymodel "github.com/songquanpeng/one-api/relay/model"
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)
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var _ adaptor.Adaptor = new(Adaptor)
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const channelName = "vertexai"
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type Adaptor struct {}
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func (a *Adaptor) Init(meta *meta.Meta) {
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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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adaptor := GetAdaptor(request.Model)
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if adaptor == nil {
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return nil, errors.New("adaptor not found")
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}
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return adaptor.ConvertRequest(c, relayMode, request)
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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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adaptor := GetAdaptor(meta.OriginModelName)
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if adaptor == nil {
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return nil, &relaymodel.ErrorWithStatusCode{
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StatusCode: http.StatusInternalServerError,
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Error: relaymodel.Error{
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Message: "adaptor not found",
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},
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}
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}
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return adaptor.DoResponse(c, resp, meta)
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}
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func (a *Adaptor) GetModelList() (models []string) {
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models = modelList
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return
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}
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func (a *Adaptor) GetChannelName() string {
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return channelName
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}
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func (a *Adaptor) GetRequestURL(meta *meta.Meta) (string, error) {
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suffix := ""
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if strings.HasPrefix(meta.ActualModelName, "gemini") {
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if meta.IsStream {
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suffix = "streamGenerateContent"
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} else {
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suffix = "generateContent"
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}
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} else {
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if meta.IsStream {
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suffix = "streamRawPredict"
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} else {
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suffix = "rawPredict"
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}
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}
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baseUrl := fmt.Sprintf("https://%s-aiplatform.googleapis.com/v1/projects/%s/locations/%s/publishers/google/models/%s:%s", meta.Config.Region, meta.Config.VertexAIProjectID, meta.Config.Region, meta.ActualModelName, suffix)
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return baseUrl, nil
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}
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func (a *Adaptor) SetupRequestHeader(c *gin.Context, req *http.Request, meta *meta.Meta) error {
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adaptor.SetupCommonRequestHeader(c, req, meta)
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token, err := getToken(c, meta.ChannelId, meta.Config.VertexAIADC)
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if err != nil {
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return err
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}
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req.Header.Set("Authorization", "Bearer "+token)
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return nil
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}
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func (a *Adaptor) ConvertImageRequest(request *model.ImageRequest) (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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return request, nil
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}
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func (a *Adaptor) DoRequest(c *gin.Context, meta *meta.Meta, requestBody io.Reader) (*http.Response, error) {
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return channelhelper.DoRequestHelper(a, c, meta, requestBody)
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}
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