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feat(gateway): 优化OpenAI适配器实现

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1. 使用bufio.Scanner代替io.ReadLine进行流式读取，提高效率
2. MapError返回ProviderError结构化错误码，便于错误处理和追踪
3. 更新go.mod添加必要依赖
This commit is contained in:
Your Name
2026-04-03 09:59:32 +08:00
parent a9d304fdfa
commit 9931075e94
2 changed files with 22 additions and 18 deletions
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25
gateway/internal/adapter/openai_adapter.go
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@@ -1,6 +1,7 @@
package adapter
import (
"bufio"
"bytes"
"context"
"encoding/json"
@@ -8,8 +9,6 @@ import (
"io"
"net/http"
"time"
"lijiaoqiao/gateway/pkg/error"
)
// OpenAIAdapter OpenAI适配器
@@ -188,13 +187,9 @@ func (a *OpenAIAdapter) ChatCompletionStream(ctx context.Context, model string,
defer close(ch)
defer resp.Body.Close()
reader := io.Reader(resp.Body)
for {
line, err := io.ReadLine(reader)
if err != nil {
return
}
scanner := bufio.NewScanner(resp.Body)
for scanner.Scan() {
line := scanner.Bytes()
if len(line) < 6 {
continue
}
@@ -262,24 +257,24 @@ func (a *OpenAIAdapter) GetUsage(response *CompletionResponse) Usage {
}
// MapError 错误码映射
func (a *OpenAIAdapter) MapError(err error) error {
func (a *OpenAIAdapter) MapError(err error) ProviderError {
// 简化实现，实际应根据OpenAI错误响应映射
errStr := err.Error()
if contains(errStr, "invalid_api_key") {
return error.NewGatewayError(error.PROVIDER_INVALID_KEY, "Invalid API key").WithInternal(err)
return ProviderError{Code: "PROVIDER_001", Message: "Invalid API key", HTTPStatus: 401, Retryable: false}
}
if contains(errStr, "rate_limit") {
return error.NewGatewayError(error.PROVIDER_RATE_LIMIT, "Rate limit exceeded").WithInternal(err)
return ProviderError{Code: "PROVIDER_002", Message: "Rate limit exceeded", HTTPStatus: 429, Retryable: true}
}
if contains(errStr, "quota") {
return error.NewGatewayError(error.PROVIDER_QUOTA_EXCEEDED, "Quota exceeded").WithInternal(err)
return ProviderError{Code: "PROVIDER_003", Message: "Quota exceeded", HTTPStatus: 402, Retryable: false}
}
if contains(errStr, "model_not_found") {
return error.NewGatewayError(error.PROVIDER_MODEL_NOT_FOUND, "Model not found").WithInternal(err)
return ProviderError{Code: "PROVIDER_004", Message: "Model not found", HTTPStatus: 404, Retryable: false}
}
return error.NewGatewayError(error.PROVIDER_ERROR, "Provider error").WithInternal(err)
return ProviderError{Code: "PROVIDER_005", Message: "Provider error", HTTPStatus: 502, Retryable: true}
}
func contains(s, substr string) bool {