feat(ai-proxy): add batches & files support (#2355)

Signed-off-by: Xijun Dai <daixijun1990@gmail.com>

plugins/wasm-go/extensions/ai-proxy/provider/hunyuan.go

@@ -42,13 +42,10 @@ const (
 	hunyuanAuthIdLen  = 36
 
 	// docs: https://cloud.tencent.com/document/product/1729/111007
-	hunyuanOpenAiDomain      = "api.hunyuan.cloud.tencent.com"
-	hunyuanOpenAiRequestPath = "/v1/chat/completions"
-	hunyuanOpenAiEmbeddings  = "/v1/embeddings"
+	hunyuanOpenAiDomain = "api.hunyuan.cloud.tencent.com"
 )
 
-type hunyuanProviderInitializer struct {
-}
+type hunyuanProviderInitializer struct{}
 
 // ref: https://console.cloud.tencent.com/api/explorer?Product=hunyuan&Version=2023-09-01&Action=ChatCompletions
 type hunyuanTextGenRequest struct {
@@ -105,8 +102,8 @@ func (m *hunyuanProviderInitializer) ValidateConfig(config *ProviderConfig) erro
 
 func (m *hunyuanProviderInitializer) DefaultCapabilities() map[string]string {
 	return map[string]string{
-		string(ApiNameChatCompletion): hunyuanOpenAiRequestPath,
-		string(ApiNameEmbeddings):     hunyuanOpenAiEmbeddings,
+		string(ApiNameChatCompletion): PathOpenAIChatCompletions,
+		string(ApiNameEmbeddings):     PathOpenAIEmbeddings,
 	}
 }
 
@@ -324,7 +321,7 @@ func (m *hunyuanProvider) OnStreamingResponseBody(ctx wrapper.HttpContext, name
 	}
 
 	// hunyuan的流式返回:
-	//data: {"Note":"以上内容为AI生成，不代表开发者立场，请勿删除或修改本标记","Choices":[{"Delta":{"Role":"assistant","Content":"有助于"},"FinishReason":""}],"Created":1716359713,"Id":"086b6b19-8b2c-4def-a65c-db6a7bc86acd","Usage":{"PromptTokens":7,"CompletionTokens":145,"TotalTokens":152}}
+	// data: {"Note":"以上内容为AI生成，不代表开发者立场，请勿删除或修改本标记","Choices":[{"Delta":{"Role":"assistant","Content":"有助于"},"FinishReason":""}],"Created":1716359713,"Id":"086b6b19-8b2c-4def-a65c-db6a7bc86acd","Usage":{"PromptTokens":7,"CompletionTokens":145,"TotalTokens":152}}
 
 	// openai的流式返回
 	// data: {"id": "chatcmpl-7QyqpwdfhqwajicIEznoc6Q47XAyW", "object": "chat.completion.chunk", "created": 1677664795, "model": "gpt-3.5-turbo-0613", "choices": [{"delta": {"content": "The "}, "index": 0, "finish_reason": null}]}
@@ -338,7 +335,7 @@ func (m *hunyuanProvider) OnStreamingResponseBody(ctx wrapper.HttpContext, name
 	}
 
 	// 初始化处理下标，以及将要返回的处理过的chunks
-	var newEventPivot = -1
+	newEventPivot := -1
 	var outputBuffer []byte
 
 	// 从buffer区取出若干完整的chunk，将其转为openAI格式后返回
@@ -451,7 +448,6 @@ func (m *hunyuanProvider) TransformResponseBody(ctx wrapper.HttpContext, apiName
 }
 
 func (m *hunyuanProvider) insertContextMessageIntoHunyuanRequest(request *hunyuanTextGenRequest, content string) {
-
 	fileMessage := hunyuanChatMessage{
 		Role:    roleSystem,
 		Content: content,