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feat: add gpt-4-vision-preview transhipment format support
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,196 @@ | ||
| package manager | ||
|
|
||
| import ( | ||
| "chat/adapter" | ||
| "chat/addition/web" | ||
| "chat/admin" | ||
| "chat/auth" | ||
| "chat/channel" | ||
| "chat/globals" | ||
| "chat/utils" | ||
| "fmt" | ||
| "github.com/gin-gonic/gin" | ||
| "io" | ||
| "net/http" | ||
| "strings" | ||
| "time" | ||
| ) | ||
|
|
||
| func TranshipmentAPI(c *gin.Context) { | ||
| username := utils.GetUserFromContext(c) | ||
| if username == "" { | ||
| abortWithErrorResponse(c, fmt.Errorf("access denied for invalid api key"), "authentication_error") | ||
| return | ||
| } | ||
|
|
||
| if utils.GetAgentFromContext(c) != "api" { | ||
| abortWithErrorResponse(c, fmt.Errorf("access denied for invalid agent"), "authentication_error") | ||
| return | ||
| } | ||
|
|
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| var form TranshipmentForm | ||
| if err := c.ShouldBindJSON(&form); err != nil { | ||
| abortWithErrorResponse(c, fmt.Errorf("invalid request body: %s", err.Error()), "invalid_request_error") | ||
| return | ||
| } | ||
|
|
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| db := utils.GetDBFromContext(c) | ||
| user := &auth.User{ | ||
| Username: username, | ||
| } | ||
| id := utils.Md5Encrypt(username + form.Model + time.Now().String()) | ||
| created := time.Now().Unix() | ||
|
|
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| messages := transform(form.Messages) | ||
| if strings.HasPrefix(form.Model, "web-") { | ||
| suffix := strings.TrimPrefix(form.Model, "web-") | ||
|
|
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| form.Model = suffix | ||
| messages = web.UsingWebNativeSegment(true, messages) | ||
| } | ||
|
|
||
| if strings.HasSuffix(form.Model, "-official") { | ||
| form.Model = strings.TrimSuffix(form.Model, "-official") | ||
| form.Official = true | ||
| } | ||
|
|
||
| check := auth.CanEnableModel(db, user, form.Model) | ||
| if !check { | ||
| sendErrorResponse(c, fmt.Errorf("quota exceeded"), "quota_exceeded_error") | ||
| return | ||
| } | ||
|
|
||
| if form.Stream { | ||
| sendStreamTranshipmentResponse(c, form, messages, id, created, user, false) | ||
| } else { | ||
| sendTranshipmentResponse(c, form, messages, id, created, user, false) | ||
| } | ||
| } | ||
|
|
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| func GetChatProps(form TranshipmentForm, messages []globals.Message, buffer *utils.Buffer, plan bool) *adapter.ChatProps { | ||
| return &adapter.ChatProps{ | ||
| Model: form.Model, | ||
| Message: messages, | ||
| Plan: plan, | ||
| Token: utils.Multi(form.MaxTokens == 0, 2500, form.MaxTokens), | ||
| PresencePenalty: form.PresencePenalty, | ||
| FrequencyPenalty: form.FrequencyPenalty, | ||
| RepetitionPenalty: form.RepetitionPenalty, | ||
| Temperature: form.Temperature, | ||
| TopP: form.TopP, | ||
| TopK: form.TopK, | ||
| Tools: form.Tools, | ||
| ToolChoice: form.ToolChoice, | ||
| Buffer: *buffer, | ||
| } | ||
| } | ||
|
|
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| func sendTranshipmentResponse(c *gin.Context, form TranshipmentForm, messages []globals.Message, id string, created int64, user *auth.User, plan bool) { | ||
| db := utils.GetDBFromContext(c) | ||
| cache := utils.GetCacheFromContext(c) | ||
|
|
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| buffer := utils.NewBuffer(form.Model, messages, channel.ChargeInstance.GetCharge(form.Model)) | ||
| err := channel.NewChatRequest(auth.GetGroup(db, user), GetChatProps(form, messages, buffer, plan), func(data string) error { | ||
| buffer.Write(data) | ||
| return nil | ||
| }) | ||
|
|
||
| admin.AnalysisRequest(form.Model, buffer, err) | ||
| if err != nil { | ||
| auth.RevertSubscriptionUsage(db, cache, user, form.Model) | ||
| globals.Warn(fmt.Sprintf("error from chat request api: %s (instance: %s, client: %s)", err, form.Model, c.ClientIP())) | ||
|
|
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| sendErrorResponse(c, err) | ||
| return | ||
| } | ||
|
|
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| CollectQuota(c, user, buffer, plan, err) | ||
| c.JSON(http.StatusOK, TranshipmentResponse{ | ||
| Id: fmt.Sprintf("chatcmpl-%s", id), | ||
| Object: "chat.completion", | ||
| Created: created, | ||
| Model: form.Model, | ||
| Choices: []Choice{ | ||
| { | ||
| Index: 0, | ||
| Message: globals.Message{Role: globals.Assistant, Content: buffer.ReadWithDefault(defaultMessage)}, | ||
| FinishReason: "stop", | ||
| }, | ||
| }, | ||
| Usage: Usage{ | ||
| PromptTokens: buffer.CountInputToken(), | ||
| CompletionTokens: buffer.CountOutputToken(), | ||
| TotalTokens: buffer.CountToken(), | ||
| }, | ||
| Quota: utils.Multi[*float32](form.Official, nil, utils.ToPtr(buffer.GetQuota())), | ||
| }) | ||
| } | ||
|
|
||
| func getStreamTranshipmentForm(id string, created int64, form TranshipmentForm, data string, buffer *utils.Buffer, end bool, err error) TranshipmentStreamResponse { | ||
| return TranshipmentStreamResponse{ | ||
| Id: fmt.Sprintf("chatcmpl-%s", id), | ||
| Object: "chat.completion.chunk", | ||
| Created: created, | ||
| Model: form.Model, | ||
| Choices: []ChoiceDelta{ | ||
| { | ||
| Index: 0, | ||
| Delta: globals.Message{ | ||
| Role: globals.Assistant, | ||
| Content: data, | ||
| }, | ||
| FinishReason: utils.Multi[interface{}](end, "stop", nil), | ||
| }, | ||
| }, | ||
| Usage: Usage{ | ||
| PromptTokens: utils.MultiF(end, func() int { return buffer.CountInputToken() }, 0), | ||
| CompletionTokens: utils.MultiF(end, func() int { return buffer.CountOutputToken() }, 0), | ||
| TotalTokens: utils.MultiF(end, func() int { return buffer.CountToken() }, 0), | ||
| }, | ||
| Quota: utils.Multi[*float32](form.Official, nil, utils.ToPtr(buffer.GetQuota())), | ||
| Error: err, | ||
| } | ||
| } | ||
|
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| func sendStreamTranshipmentResponse(c *gin.Context, form TranshipmentForm, messages []globals.Message, id string, created int64, user *auth.User, plan bool) { | ||
| partial := make(chan TranshipmentStreamResponse) | ||
| db := utils.GetDBFromContext(c) | ||
| cache := utils.GetCacheFromContext(c) | ||
|
|
||
| go func() { | ||
| buffer := utils.NewBuffer(form.Model, messages, channel.ChargeInstance.GetCharge(form.Model)) | ||
| err := channel.NewChatRequest(auth.GetGroup(db, user), GetChatProps(form, messages, buffer, plan), func(data string) error { | ||
| partial <- getStreamTranshipmentForm(id, created, form, buffer.Write(data), buffer, false, nil) | ||
| return nil | ||
| }) | ||
|
|
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| admin.AnalysisRequest(form.Model, buffer, err) | ||
| if err != nil { | ||
| auth.RevertSubscriptionUsage(db, cache, user, form.Model) | ||
| globals.Warn(fmt.Sprintf("error from chat request api: %s (instance: %s, client: %s)", err.Error(), form.Model, c.ClientIP())) | ||
| partial <- getStreamTranshipmentForm(id, created, form, err.Error(), buffer, true, err) | ||
| close(partial) | ||
| return | ||
| } | ||
|
|
||
| partial <- getStreamTranshipmentForm(id, created, form, "", buffer, true, nil) | ||
| CollectQuota(c, user, buffer, plan, err) | ||
| close(partial) | ||
| return | ||
| }() | ||
|
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| c.Stream(func(w io.Writer) bool { | ||
| if resp, ok := <-partial; ok { | ||
| if resp.Error != nil { | ||
| sendErrorResponse(c, resp.Error) | ||
| return false | ||
| } | ||
|
|
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| c.Render(-1, utils.NewEvent(resp)) | ||
| return true | ||
| } | ||
|
|
||
| c.Render(-1, utils.NewEndEvent()) | ||
| return false | ||
| }) | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1 @@ | ||
| package manager |
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