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feat(gemini-web): Add support for image generation with Gemini models through the OpenAI chat completions translator.

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This commit is contained in:
hkfires
2025-09-20 19:34:53 +08:00
parent b07ed71de2
commit 41effa5aeb
2 changed files with 90 additions and 3 deletions
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25
internal/translator/gemini/openai/chat-completions/gemini_openai_request.go
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@@ -170,6 +170,31 @@ func ConvertOpenAIRequestToGemini(modelName string, inputRawJSON []byte, _ bool)
node := []byte(`{"role":"model","parts":[{"text":""}]}`)
node, _ = sjson.SetBytes(node, "parts.0.text", content.String())
out, _ = sjson.SetRawBytes(out, "contents.-1", node)
} else if content.IsArray() {
// Assistant multimodal content (e.g. text + image) -> single model content with parts
node := []byte(`{"role":"model","parts":[]}`)
p := 0
for _, item := range content.Array() {
switch item.Get("type").String() {
case "text":
node, _ = sjson.SetBytes(node, "parts."+itoa(p)+".text", item.Get("text").String())
p++
case "image_url":
// If the assistant returned an inline data URL, preserve it for history fidelity.
imageURL := item.Get("image_url.url").String()
if len(imageURL) > 5 { // expect data:...
pieces := strings.SplitN(imageURL[5:], ";", 2)
if len(pieces) == 2 && len(pieces[1]) > 7 {
mime := pieces[0]
data := pieces[1][7:]
node, _ = sjson.SetBytes(node, "parts."+itoa(p)+".inlineData.mime_type", mime)
node, _ = sjson.SetBytes(node, "parts."+itoa(p)+".inlineData.data", data)
p++
}
}
}
}
out, _ = sjson.SetRawBytes(out, "contents.-1", node)
} else if !content.Exists() || content.Type == gjson.Null {
// Tool calls -> single model content with functionCall parts
tcs := m.Get("tool_calls")