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fix: map OpenAI system messages to Claude top-level system

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This commit is contained in:
GeJiaXiang
2026-03-24 13:42:33 +08:00
parent 96f55570f7
commit 000e4ceb4e
2 changed files with 70 additions and 9 deletions
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internal/translator/claude/openai/chat-completions/claude_openai_request.go
+2 -9
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@@ -165,29 +165,22 @@ func ConvertOpenAIRequestToClaude(modelName string, inputRawJSON []byte, stream
// Process messages and transform them to Claude Code format
if messages := root.Get("messages"); messages.Exists() && messages.IsArray() {
messageIndex := 0
systemMessageIndex := -1
messages.ForEach(func(_, message gjson.Result) bool {
role := message.Get("role").String()
contentResult := message.Get("content")
switch role {
case "system":
if systemMessageIndex == -1 {
systemMsg := []byte(`{"role":"user","content":[]}`)
out, _ = sjson.SetRawBytes(out, "messages.-1", systemMsg)
systemMessageIndex = messageIndex
messageIndex++
}
if contentResult.Exists() && contentResult.Type == gjson.String && contentResult.String() != "" {
textPart := []byte(`{"type":"text","text":""}`)
textPart, _ = sjson.SetBytes(textPart, "text", contentResult.String())
out, _ = sjson.SetRawBytes(out, fmt.Sprintf("messages.%d.content.-1", systemMessageIndex), textPart)
out, _ = sjson.SetRawBytes(out, "system.-1", textPart)
} else if contentResult.Exists() && contentResult.IsArray() {
contentResult.ForEach(func(_, part gjson.Result) bool {
if part.Get("type").String() == "text" {
textPart := []byte(`{"type":"text","text":""}`)
textPart, _ = sjson.SetBytes(textPart, "text", part.Get("text").String())
out, _ = sjson.SetRawBytes(out, fmt.Sprintf("messages.%d.content.-1", systemMessageIndex), textPart)
out, _ = sjson.SetRawBytes(out, "system.-1", textPart)
}
return true
})