From 1f2bdb1402cf2bb9b7a551b91842030b33e2fb38 Mon Sep 17 00:00:00 2001
From: CaIon <i@caion.me>
Date: Wed, 15 Oct 2025 21:48:36 +0800
Subject: [PATCH] fix: gemini embedding

---
 dto/gemini.go                 | 1 +
 relay/embedding_handler.go    | 2 ++
 relay/gemini_handler.go       | 3 +++
 relay/helper/valid_request.go | 2 +-
 4 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/dto/gemini.go b/dto/gemini.go
index 947e90a3f..d9d153374 100644
--- a/dto/gemini.go
+++ b/dto/gemini.go
@@ -12,6 +12,7 @@ import (
 )
 
 type GeminiChatRequest struct {
+	Requests           []GeminiChatRequest        `json:"requests,omitempty"` // For batch requests
 	Contents           []GeminiChatContent        `json:"contents"`
 	SafetySettings     []GeminiChatSafetySettings `json:"safetySettings,omitempty"`
 	GenerationConfig   GeminiChatGenerationConfig `json:"generationConfig,omitempty"`
diff --git a/relay/embedding_handler.go b/relay/embedding_handler.go
index a67794455..9bb76df03 100644
--- a/relay/embedding_handler.go
+++ b/relay/embedding_handler.go
@@ -8,6 +8,7 @@ import (
 
 	"github.com/QuantumNous/new-api/common"
 	"github.com/QuantumNous/new-api/dto"
+	"github.com/QuantumNous/new-api/logger"
 	relaycommon "github.com/QuantumNous/new-api/relay/common"
 	"github.com/QuantumNous/new-api/relay/helper"
 	"github.com/QuantumNous/new-api/service"
@@ -48,6 +49,7 @@ func EmbeddingHelper(c *gin.Context, info *relaycommon.RelayInfo) (newAPIError *
 	if err != nil {
 		return types.NewError(err, types.ErrorCodeConvertRequestFailed, types.ErrOptionWithSkipRetry())
 	}
+	logger.LogDebug(c, fmt.Sprintf("converted embedding request body: %s", string(jsonData)))
 	requestBody := bytes.NewBuffer(jsonData)
 	statusCodeMappingStr := c.GetString("status_code_mapping")
 	resp, err := adaptor.DoRequest(c, info, requestBody)
diff --git a/relay/gemini_handler.go b/relay/gemini_handler.go
index a95b67f8b..b3eb7f336 100644
--- a/relay/gemini_handler.go
+++ b/relay/gemini_handler.go
@@ -240,6 +240,8 @@ func GeminiEmbeddingHandler(c *gin.Context, info *relaycommon.RelayInfo) (newAPI
 		return types.NewError(err, types.ErrorCodeChannelModelMappedError, types.ErrOptionWithSkipRetry())
 	}
 
+	req.SetModelName("models/" + info.UpstreamModelName)
+
 	adaptor := GetAdaptor(info.ApiType)
 	if adaptor == nil {
 		return types.NewError(fmt.Errorf("invalid api type: %d", info.ApiType), types.ErrorCodeInvalidApiType, types.ErrOptionWithSkipRetry())
@@ -264,6 +266,7 @@ func GeminiEmbeddingHandler(c *gin.Context, info *relaycommon.RelayInfo) (newAPI
 			return types.NewError(err, types.ErrorCodeChannelParamOverrideInvalid, types.ErrOptionWithSkipRetry())
 		}
 	}
+	logger.LogDebug(c, "Gemini embedding request body: "+string(jsonData))
 	requestBody = bytes.NewReader(jsonData)
 
 	resp, err := adaptor.DoRequest(c, info, requestBody)
diff --git a/relay/helper/valid_request.go b/relay/helper/valid_request.go
index a761c68ce..d48939387 100644
--- a/relay/helper/valid_request.go
+++ b/relay/helper/valid_request.go
@@ -300,7 +300,7 @@ func GetAndValidateGeminiRequest(c *gin.Context) (*dto.GeminiChatRequest, error)
 	if err != nil {
 		return nil, err
 	}
-	if len(request.Contents) == 0 {
+	if len(request.Contents) == 0 && len(request.Requests) == 0 {
 		return nil, errors.New("contents is required")
 	}