Support stream for multimodal chat (#14537)

### What problem does this PR solve?

Support stream for multimodal chat

### Type of change

- [x] Refactoring
This commit is contained in:
qinling0210
2026-04-30 19:33:57 +08:00
committed by GitHub
parent 5fd4579a2f
commit 12af73f2ca
15 changed files with 369 additions and 227 deletions

View File

@ -211,7 +211,7 @@ func (z *VolcEngine) Chat(modelName, message *string, apiConfig *APIConfig, mode
}
// ChatWithMessages sends multiple messages with roles and returns response
func (z *VolcEngine) ChatWithMessages(modelName string, apiConfig *APIConfig, messages []Message, chatModelConfig *ChatConfig) (*ChatResponse, error) {
func (z *VolcEngine) ChatWithMessages(modelName string, messages []Message, apiConfig *APIConfig, chatModelConfig *ChatConfig) (*ChatResponse, error) {
if len(messages) == 0 {
return nil, fmt.Errorf("messages is empty")
}
@ -370,8 +370,12 @@ func (z *VolcEngine) ChatWithMessages(modelName string, apiConfig *APIConfig, me
return chatResponse, nil
}
// ChatStreamlyWithSender sends a message and streams response via sender function (best performance, no channel)
func (z *VolcEngine) ChatStreamlyWithSender(modelName, message *string, apiConfig *APIConfig, modelConfig *ChatConfig, sender func(*string, *string) error) error {
// ChatStreamlyWithSender sends messages and streams response via sender function (best performance, no channel)
func (z *VolcEngine) ChatStreamlyWithSender(modelName string, messages []Message, apiConfig *APIConfig, modelConfig *ChatConfig, sender func(*string, *string) error) error {
if len(messages) == 0 {
return fmt.Errorf("messages is empty")
}
var region = "default"
if apiConfig.Region != nil {
@ -380,12 +384,19 @@ func (z *VolcEngine) ChatStreamlyWithSender(modelName, message *string, apiConfi
url := fmt.Sprintf("%s/chat/completions", z.BaseURL[region])
// Convert messages to API format
apiMessages := make([]map[string]interface{}, len(messages))
for i, msg := range messages {
apiMessages[i] = map[string]interface{}{
"role": msg.Role,
"content": msg.Content,
}
}
// Build request body with streaming enabled
reqBody := map[string]interface{}{
"model": modelName,
"messages": []map[string]interface{}{
{"role": "user", "content": *message},
},
"model": modelName,
"messages": apiMessages,
"stream": true,
"temperature": 1,
}