115 lines
3.0 KiB
Go
115 lines
3.0 KiB
Go
package providers
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import (
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"context"
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"encoding/json"
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"fmt"
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"strings"
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"gophergate/internal/config"
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"gophergate/internal/models"
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"github.com/go-resty/resty/v2"
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)
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type MoonshotProvider struct {
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client *resty.Client
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config config.MoonshotConfig
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apiKey string
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}
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func NewMoonshotProvider(cfg config.MoonshotConfig, apiKey string) *MoonshotProvider {
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return &MoonshotProvider{
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client: resty.New(),
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config: cfg,
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apiKey: strings.TrimSpace(apiKey),
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}
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}
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func (p *MoonshotProvider) Name() string {
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return "moonshot"
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}
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func (p *MoonshotProvider) ChatCompletion(ctx context.Context, req *models.UnifiedRequest) (*models.ChatCompletionResponse, error) {
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messagesJSON, err := MessagesToOpenAIJSON(req.Messages)
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if err != nil {
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return nil, fmt.Errorf("failed to convert messages: %w", err)
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}
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body := BuildOpenAIBody(req, messagesJSON, false)
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if strings.Contains(strings.ToLower(req.Model), "kimi-k2.5") {
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if maxTokens, ok := body["max_tokens"]; ok {
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delete(body, "max_tokens")
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body["max_completion_tokens"] = maxTokens
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}
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}
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baseURL := strings.TrimRight(p.config.BaseURL, "/")
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resp, err := p.client.R().
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SetContext(ctx).
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SetHeader("Authorization", "Bearer "+p.apiKey).
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SetHeader("Content-Type", "application/json").
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SetHeader("Accept", "application/json").
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SetBody(body).
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Post(fmt.Sprintf("%s/chat/completions", baseURL))
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if err != nil {
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return nil, fmt.Errorf("request failed: %w", err)
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}
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if !resp.IsSuccess() {
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return nil, fmt.Errorf("Moonshot API error (%d): %s", resp.StatusCode(), resp.String())
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}
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var respJSON map[string]interface{}
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if err := json.Unmarshal(resp.Body(), &respJSON); err != nil {
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return nil, fmt.Errorf("failed to parse response: %w", err)
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}
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return ParseOpenAIResponse(respJSON, req.Model)
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}
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func (p *MoonshotProvider) ChatCompletionStream(ctx context.Context, req *models.UnifiedRequest) (<-chan *models.ChatCompletionStreamResponse, error) {
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messagesJSON, err := MessagesToOpenAIJSON(req.Messages)
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if err != nil {
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return nil, fmt.Errorf("failed to convert messages: %w", err)
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}
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body := BuildOpenAIBody(req, messagesJSON, true)
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if strings.Contains(strings.ToLower(req.Model), "kimi-k2.5") {
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if maxTokens, ok := body["max_tokens"]; ok {
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delete(body, "max_tokens")
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body["max_completion_tokens"] = maxTokens
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}
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}
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baseURL := strings.TrimRight(p.config.BaseURL, "/")
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resp, err := p.client.R().
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SetContext(ctx).
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SetHeader("Authorization", "Bearer "+p.apiKey).
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SetHeader("Content-Type", "application/json").
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SetHeader("Accept", "text/event-stream").
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SetBody(body).
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SetDoNotParseResponse(true).
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Post(fmt.Sprintf("%s/chat/completions", baseURL))
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if err != nil {
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return nil, fmt.Errorf("request failed: %w", err)
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}
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if !resp.IsSuccess() {
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return nil, fmt.Errorf("Moonshot API error (%d): %s", resp.StatusCode(), resp.String())
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}
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ch := make(chan *models.ChatCompletionStreamResponse)
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go func() {
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defer close(ch)
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if err := StreamOpenAI(resp.RawBody(), ch); err != nil {
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fmt.Printf("Moonshot Stream error: %v\n", err)
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}
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}()
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return ch, nil
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}
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