File size: 3,996 Bytes
adc1e1c | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 | package controller
import (
"bytes"
"encoding/json"
"io"
"net/http"
"strings"
"github.com/gin-gonic/gin"
"veloera/common"
"veloera/dto"
"veloera/model"
relaycommon "veloera/relay/common"
"veloera/service"
)
func RelayGemini(c *gin.Context) {
modelParam := c.Param("model")
action := "generateContent"
modelName := modelParam
if idx := strings.Index(modelParam, ":"); idx >= 0 {
action = modelParam[idx+1:]
modelName = modelParam[:idx]
}
stream := false
switch action {
case "generateContent":
stream = false
case "streamGenerateContent":
stream = true
default:
respondGeminiError(c, http.StatusNotFound, "unsupported action")
return
}
if modelName == "" {
respondGeminiError(c, http.StatusBadRequest, "model is required")
return
}
bodyBytes, err := common.GetRequestBody(c)
if err != nil {
respondGeminiError(c, http.StatusBadRequest, "failed to read request body")
return
}
var geminiReq dto.GeminiCompatGenerateContentRequest
if len(bodyBytes) > 0 {
if err := json.Unmarshal(bodyBytes, &geminiReq); err != nil {
respondGeminiError(c, http.StatusBadRequest, "invalid JSON body")
return
}
}
openaiReq, err := service.ConvertGeminiCompatRequestToOpenAI(&geminiReq, modelName, stream)
if err != nil {
respondGeminiError(c, http.StatusBadRequest, err.Error())
return
}
convertedBody, err := json.Marshal(openaiReq)
if err != nil {
respondGeminiError(c, http.StatusInternalServerError, "failed to encode internal request")
return
}
c.Set(common.KeyRequestBody, convertedBody)
c.Request.Body = io.NopCloser(bytes.NewBuffer(convertedBody))
c.Request.ContentLength = int64(len(convertedBody))
c.Request.Header.Set("Content-Type", "application/json")
c.Set("relay_format", relaycommon.RelayFormatGemini)
Relay(c)
}
func ListGeminiModels(c *gin.Context) {
userID := c.GetInt("id")
group, err := model.GetUserGroup(userID, true)
if err != nil {
respondGeminiError(c, http.StatusInternalServerError, "failed to load user group")
return
}
tokenGroup := c.GetString("token_group")
if tokenGroup != "" {
group = tokenGroup
}
models := model.GetGroupModels(group)
response := dto.GeminiModelListResponse{Models: make([]dto.GeminiModel, 0, len(models))}
for _, name := range models {
response.Models = append(response.Models, dto.GeminiModel{
Name: "models/" + name,
BaseModelID: name,
Version: "v1beta",
DisplayName: name,
Description: "",
InputTokenLimit: 32768,
OutputTokenLimit: 8192,
SupportedGenerationMethods: []string{"generateContent", "streamGenerateContent"},
})
}
c.JSON(http.StatusOK, response)
}
func RetrieveGeminiModel(c *gin.Context) {
modelName := c.Param("model")
if modelName == "" {
respondGeminiError(c, http.StatusNotFound, "model not found")
return
}
userID := c.GetInt("id")
group, err := model.GetUserGroup(userID, true)
if err != nil {
respondGeminiError(c, http.StatusInternalServerError, "failed to load user group")
return
}
tokenGroup := c.GetString("token_group")
if tokenGroup != "" {
group = tokenGroup
}
models := model.GetGroupModels(group)
found := false
for _, name := range models {
if name == modelName {
found = true
break
}
}
if !found {
respondGeminiError(c, http.StatusNotFound, "model not found")
return
}
c.JSON(http.StatusOK, dto.GeminiModel{
Name: "models/" + modelName,
BaseModelID: modelName,
Version: "v1beta",
DisplayName: modelName,
Description: "",
InputTokenLimit: 32768,
OutputTokenLimit: 8192,
SupportedGenerationMethods: []string{"generateContent", "streamGenerateContent"},
})
}
func respondGeminiError(c *gin.Context, status int, message string) {
resp := service.BuildGeminiErrorResponse(status, message)
c.JSON(status, resp)
}
|