初始化导入 new-api 源码
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OpenClaw Task Bot
292
relay/channel/task/gemini/adaptor.go
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292
relay/channel/task/gemini/adaptor.go
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package gemini
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import (
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"bytes"
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"fmt"
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"io"
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"net/http"
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"regexp"
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"strings"
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"time"
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"github.com/QuantumNous/new-api/common"
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"github.com/QuantumNous/new-api/constant"
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"github.com/QuantumNous/new-api/dto"
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"github.com/QuantumNous/new-api/model"
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"github.com/QuantumNous/new-api/relay/channel"
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taskcommon "github.com/QuantumNous/new-api/relay/channel/task/taskcommon"
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relaycommon "github.com/QuantumNous/new-api/relay/common"
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"github.com/QuantumNous/new-api/service"
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"github.com/QuantumNous/new-api/setting/model_setting"
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"github.com/gin-gonic/gin"
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"github.com/pkg/errors"
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)
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// ============================
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// Adaptor implementation
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// ============================
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type TaskAdaptor struct {
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taskcommon.BaseBilling
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ChannelType int
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apiKey string
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baseURL string
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}
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func (a *TaskAdaptor) Init(info *relaycommon.RelayInfo) {
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a.ChannelType = info.ChannelType
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a.baseURL = info.ChannelBaseUrl
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a.apiKey = info.ApiKey
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}
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// ValidateRequestAndSetAction parses body, validates fields and sets default action.
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func (a *TaskAdaptor) ValidateRequestAndSetAction(c *gin.Context, info *relaycommon.RelayInfo) (taskErr *dto.TaskError) {
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return relaycommon.ValidateBasicTaskRequest(c, info, constant.TaskActionTextGenerate)
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}
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// BuildRequestURL constructs the Gemini API predictLongRunning endpoint for Veo.
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func (a *TaskAdaptor) BuildRequestURL(info *relaycommon.RelayInfo) (string, error) {
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modelName := info.UpstreamModelName
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version := model_setting.GetGeminiVersionSetting(modelName)
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return fmt.Sprintf(
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"%s/%s/models/%s:predictLongRunning",
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a.baseURL,
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version,
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modelName,
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), nil
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}
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// BuildRequestHeader sets required headers.
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func (a *TaskAdaptor) BuildRequestHeader(c *gin.Context, req *http.Request, info *relaycommon.RelayInfo) error {
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req.Header.Set("Content-Type", "application/json")
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req.Header.Set("Accept", "application/json")
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req.Header.Set("x-goog-api-key", a.apiKey)
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return nil
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}
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// BuildRequestBody converts request into the Veo predictLongRunning format.
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func (a *TaskAdaptor) BuildRequestBody(c *gin.Context, info *relaycommon.RelayInfo) (io.Reader, error) {
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v, ok := c.Get("task_request")
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if !ok {
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return nil, fmt.Errorf("request not found in context")
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}
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req, ok := v.(relaycommon.TaskSubmitReq)
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if !ok {
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return nil, fmt.Errorf("unexpected task_request type")
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}
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instance := VeoInstance{Prompt: req.Prompt}
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if img := ExtractMultipartImage(c, info); img != nil {
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instance.Image = img
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} else if len(req.Images) > 0 {
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if parsed := ParseImageInput(req.Images[0]); parsed != nil {
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instance.Image = parsed
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info.Action = constant.TaskActionGenerate
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}
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}
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params := &VeoParameters{}
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if err := taskcommon.UnmarshalMetadata(req.Metadata, params); err != nil {
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return nil, errors.Wrap(err, "unmarshal metadata failed")
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}
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if params.DurationSeconds == 0 && req.Duration > 0 {
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params.DurationSeconds = req.Duration
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}
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if params.Resolution == "" && req.Size != "" {
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params.Resolution = SizeToVeoResolution(req.Size)
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}
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if params.AspectRatio == "" && req.Size != "" {
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params.AspectRatio = SizeToVeoAspectRatio(req.Size)
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}
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params.Resolution = strings.ToLower(params.Resolution)
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params.SampleCount = 1
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body := VeoRequestPayload{
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Instances: []VeoInstance{instance},
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Parameters: params,
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}
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data, err := common.Marshal(body)
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if err != nil {
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return nil, err
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}
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return bytes.NewReader(data), nil
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}
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// DoRequest delegates to common helper.
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func (a *TaskAdaptor) DoRequest(c *gin.Context, info *relaycommon.RelayInfo, requestBody io.Reader) (*http.Response, error) {
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return channel.DoTaskApiRequest(a, c, info, requestBody)
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}
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// DoResponse handles upstream response, returns taskID etc.
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func (a *TaskAdaptor) DoResponse(c *gin.Context, resp *http.Response, info *relaycommon.RelayInfo) (taskID string, taskData []byte, taskErr *dto.TaskError) {
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responseBody, err := io.ReadAll(resp.Body)
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if err != nil {
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return "", nil, service.TaskErrorWrapper(err, "read_response_body_failed", http.StatusInternalServerError)
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}
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_ = resp.Body.Close()
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var s submitResponse
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if err := common.Unmarshal(responseBody, &s); err != nil {
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return "", nil, service.TaskErrorWrapper(err, "unmarshal_response_failed", http.StatusInternalServerError)
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}
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if strings.TrimSpace(s.Name) == "" {
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return "", nil, service.TaskErrorWrapper(fmt.Errorf("missing operation name"), "invalid_response", http.StatusInternalServerError)
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}
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taskID = taskcommon.EncodeLocalTaskID(s.Name)
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ov := dto.NewOpenAIVideo()
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ov.ID = info.PublicTaskID
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ov.TaskID = info.PublicTaskID
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ov.CreatedAt = time.Now().Unix()
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ov.Model = info.OriginModelName
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c.JSON(http.StatusOK, ov)
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return taskID, responseBody, nil
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}
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func (a *TaskAdaptor) GetModelList() []string {
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return []string{
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"veo-3.0-generate-001",
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"veo-3.0-fast-generate-001",
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"veo-3.1-generate-preview",
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"veo-3.1-fast-generate-preview",
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}
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}
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func (a *TaskAdaptor) GetChannelName() string {
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return "gemini"
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}
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// EstimateBilling returns OtherRatios based on durationSeconds and resolution.
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func (a *TaskAdaptor) EstimateBilling(c *gin.Context, info *relaycommon.RelayInfo) map[string]float64 {
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v, ok := c.Get("task_request")
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if !ok {
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return nil
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}
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req, ok := v.(relaycommon.TaskSubmitReq)
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if !ok {
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return nil
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}
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seconds := ResolveVeoDuration(req.Metadata, req.Duration, req.Seconds)
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resolution := ResolveVeoResolution(req.Metadata, req.Size)
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resRatio := VeoResolutionRatio(info.UpstreamModelName, resolution)
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return map[string]float64{
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"seconds": float64(seconds),
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"resolution": resRatio,
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}
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}
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// FetchTask polls task status via the Gemini operations GET endpoint.
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func (a *TaskAdaptor) FetchTask(baseUrl, key string, body map[string]any, proxy string) (*http.Response, error) {
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taskID, ok := body["task_id"].(string)
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if !ok {
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return nil, fmt.Errorf("invalid task_id")
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}
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upstreamName, err := taskcommon.DecodeLocalTaskID(taskID)
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if err != nil {
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return nil, fmt.Errorf("decode task_id failed: %w", err)
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}
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version := model_setting.GetGeminiVersionSetting("default")
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url := fmt.Sprintf("%s/%s/%s", baseUrl, version, upstreamName)
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req, err := http.NewRequest(http.MethodGet, url, nil)
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if err != nil {
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return nil, err
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}
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req.Header.Set("Accept", "application/json")
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req.Header.Set("x-goog-api-key", key)
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client, err := service.GetHttpClientWithProxy(proxy)
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if err != nil {
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return nil, fmt.Errorf("new proxy http client failed: %w", err)
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}
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return client.Do(req)
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}
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func (a *TaskAdaptor) ParseTaskResult(respBody []byte) (*relaycommon.TaskInfo, error) {
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var op operationResponse
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if err := common.Unmarshal(respBody, &op); err != nil {
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return nil, fmt.Errorf("unmarshal operation response failed: %w", err)
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}
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ti := &relaycommon.TaskInfo{}
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if op.Error.Message != "" {
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ti.Status = model.TaskStatusFailure
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ti.Reason = op.Error.Message
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ti.Progress = "100%"
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return ti, nil
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}
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if !op.Done {
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ti.Status = model.TaskStatusInProgress
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ti.Progress = "50%"
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return ti, nil
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}
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ti.Status = model.TaskStatusSuccess
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ti.Progress = "100%"
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ti.TaskID = taskcommon.EncodeLocalTaskID(op.Name)
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if len(op.Response.GenerateVideoResponse.GeneratedVideos) > 0 {
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if uri := op.Response.GenerateVideoResponse.GeneratedVideos[0].Video.URI; uri != "" {
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ti.RemoteUrl = uri
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}
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}
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return ti, nil
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}
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func (a *TaskAdaptor) ConvertToOpenAIVideo(task *model.Task) ([]byte, error) {
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upstreamTaskID := task.GetUpstreamTaskID()
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upstreamName, err := taskcommon.DecodeLocalTaskID(upstreamTaskID)
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if err != nil {
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upstreamName = ""
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}
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modelName := extractModelFromOperationName(upstreamName)
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if strings.TrimSpace(modelName) == "" {
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modelName = "veo-3.0-generate-001"
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}
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video := dto.NewOpenAIVideo()
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video.ID = task.TaskID
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video.Model = modelName
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video.Status = task.Status.ToVideoStatus()
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video.SetProgressStr(task.Progress)
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video.CreatedAt = task.CreatedAt
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if task.FinishTime > 0 {
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video.CompletedAt = task.FinishTime
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} else if task.UpdatedAt > 0 {
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video.CompletedAt = task.UpdatedAt
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}
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return common.Marshal(video)
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}
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// ============================
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// helpers
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// ============================
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var modelRe = regexp.MustCompile(`models/([^/]+)/operations/`)
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func extractModelFromOperationName(name string) string {
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if name == "" {
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return ""
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}
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if m := modelRe.FindStringSubmatch(name); len(m) == 2 {
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return m[1]
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}
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if idx := strings.Index(name, "models/"); idx >= 0 {
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s := name[idx+len("models/"):]
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if p := strings.Index(s, "/operations/"); p > 0 {
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return s[:p]
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}
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}
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return ""
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}
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