mirror of
https://github.com/infiniflow/ragflow.git
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277 lines
8.7 KiB
Go
277 lines
8.7 KiB
Go
//
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// Copyright 2026 The InfiniFlow Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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package models
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import (
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"bytes"
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"context"
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"encoding/json"
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"fmt"
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"io"
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"mime/multipart"
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"net/http"
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"os"
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"path/filepath"
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"ragflow/internal/common"
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"strconv"
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"strings"
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)
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type FunASR struct {
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baseModel BaseModel
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}
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func NewFunASRModel(baseURL map[string]string, urlSuffix URLSuffix) *FunASR {
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return &FunASR{
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baseModel: BaseModel{
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BaseURL: baseURL,
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URLSuffix: urlSuffix,
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httpClient: NewDriverHTTPClient(),
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},
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}
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}
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func (f *FunASR) NewInstance(baseURL map[string]string) ModelDriver {
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return NewFunASRModel(baseURL, f.baseModel.URLSuffix)
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}
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func (f *FunASR) Name() string {
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return "funasr"
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}
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func (f *FunASR) ChatWithMessages(ctx context.Context, modelName string, messages []Message, apiConfig *APIConfig, chatModelConfig *ChatConfig, modelUsage *common.ModelUsage) (*ChatResponse, error) {
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return nil, fmt.Errorf("%s no such method", f.Name())
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}
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func (f *FunASR) ChatStreamlyWithSender(ctx context.Context, modelName string, messages []Message, apiConfig *APIConfig, modelConfig *ChatConfig, modelUsage *common.ModelUsage, sender func(*string, *string) error) error {
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return fmt.Errorf("%s no such method", f.Name())
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}
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func (f *FunASR) Embed(ctx context.Context, modelName *string, texts []string, apiConfig *APIConfig, embeddingConfig *EmbeddingConfig, modelUsage *common.ModelUsage) ([]EmbeddingData, error) {
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return nil, fmt.Errorf("%s no such method", f.Name())
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}
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func (f *FunASR) Rerank(ctx context.Context, modelName *string, query string, documents []string, apiConfig *APIConfig, rerankConfig *RerankConfig, modelUsage *common.ModelUsage) (*RerankResponse, error) {
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return nil, fmt.Errorf("%s no such method", f.Name())
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}
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func (f *FunASR) TranscribeAudio(ctx context.Context, modelName *string, file *string, apiConfig *APIConfig, asrConfig *ASRConfig, modelUsage *common.ModelUsage) (*ASRResponse, error) {
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if err := f.baseModel.APIConfigCheck(apiConfig); err != nil {
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return nil, err
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}
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if file == nil || *file == "" {
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return nil, fmt.Errorf("file is missing")
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}
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resolvedBaseURL, err := f.baseModel.GetBaseURL(apiConfig)
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if err != nil {
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return nil, err
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}
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url := fmt.Sprintf("%s/%s", resolvedBaseURL, f.baseModel.URLSuffix.ASR)
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// multipart body
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var body bytes.Buffer
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writer := multipart.NewWriter(&body)
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audioFile, err := os.Open(*file)
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if err != nil {
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return nil, fmt.Errorf("failed to open audio file: %w", err)
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}
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defer audioFile.Close()
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// create multipart file field
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part, err := writer.CreateFormFile(
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"file",
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filepath.Base(*file),
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)
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if err != nil {
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return nil, fmt.Errorf("failed to create multipart file: %w", err)
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}
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// copy file content
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if _, err = io.Copy(part, audioFile); err != nil {
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return nil, fmt.Errorf("failed to copy audio data: %w", err)
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}
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// model field
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if err := writer.WriteField("model", *modelName); err != nil {
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return nil, fmt.Errorf("failed to write model field: %w", err)
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}
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// extra params
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if asrConfig != nil && asrConfig.Params != nil {
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for key, value := range asrConfig.Params {
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var val string
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switch v := value.(type) {
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case string:
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val = v
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case bool:
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val = strconv.FormatBool(v)
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case int:
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val = strconv.Itoa(v)
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case int64:
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val = strconv.FormatInt(v, 10)
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case float32:
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val = strconv.FormatFloat(float64(v), 'f', -1, 32)
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case float64:
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val = strconv.FormatFloat(v, 'f', -1, 64)
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default:
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val = fmt.Sprintf("%v", v)
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}
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if err = writer.WriteField(key, val); err != nil {
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return nil, fmt.Errorf("failed to write field %s: %w", key, err)
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}
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}
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}
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if err = writer.Close(); err != nil {
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return nil, fmt.Errorf("failed to close multipart writer: %w", err)
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}
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// build request
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ctx, cancel := context.WithTimeout(ctx, longOpCallTimeout)
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defer cancel()
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req, err := http.NewRequestWithContext(ctx, "POST", url, &body)
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if err != nil {
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return nil, fmt.Errorf("failed to create request: %w", err)
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}
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req.Header.Set("Authorization", fmt.Sprintf("Bearer %s", *apiConfig.ApiKey))
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req.Header.Set("Content-Type", writer.FormDataContentType())
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req.Header.Set("Accept", "application/json")
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// send request
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resp, err := f.baseModel.httpClient.Do(req)
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if err != nil {
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return nil, fmt.Errorf("failed to send request: %w", err)
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}
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defer resp.Body.Close()
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respBody, err := io.ReadAll(resp.Body)
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if err != nil {
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return nil, fmt.Errorf("failed to read response body: %w", err)
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}
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if resp.StatusCode != http.StatusOK {
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return nil, fmt.Errorf("FunASR error: %s - %s", resp.Status, string(respBody))
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}
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var result struct {
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Text string `json:"text"`
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}
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if err = json.Unmarshal(respBody, &result); err != nil {
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return nil, fmt.Errorf("failed to unmarshal response: %w, body=%s", err, string(respBody))
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}
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return &ASRResponse{Text: result.Text}, nil
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}
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func (f *FunASR) TranscribeAudioWithSender(ctx context.Context, modelName *string, file *string, apiConfig *APIConfig, asrConfig *ASRConfig, modelUsage *common.ModelUsage, sender func(*string, *string) error) error {
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return fmt.Errorf("%s no such method", f.Name())
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}
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func (f *FunASR) AudioSpeech(ctx context.Context, modelName *string, audioContent *string, apiConfig *APIConfig, ttsConfig *TTSConfig, modelUsage *common.ModelUsage) (*TTSResponse, error) {
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return nil, fmt.Errorf("%s no such method", f.Name())
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}
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func (f *FunASR) AudioSpeechWithSender(ctx context.Context, modelName *string, audioContent *string, apiConfig *APIConfig, ttsConfig *TTSConfig, modelUsage *common.ModelUsage, sender func(*string, *string) error) error {
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return fmt.Errorf("%s no such method", f.Name())
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}
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func (f *FunASR) OCRFile(ctx context.Context, modelName *string, content []byte, url *string, apiConfig *APIConfig, ocrConfig *OCRConfig, modelUsage *common.ModelUsage) (*OCRFileResponse, error) {
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return nil, fmt.Errorf("%s no such method", f.Name())
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}
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func (f *FunASR) ParseFile(ctx context.Context, modelName *string, content []byte, url *string, apiConfig *APIConfig, parseFileConfig *ParseFileConfig, modelUsage *common.ModelUsage) (*ParseFileResponse, error) {
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return nil, fmt.Errorf("%s no such method", f.Name())
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}
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func (f *FunASR) ListModels(ctx context.Context, apiConfig *APIConfig) ([]ListModelResponse, error) {
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if err := f.baseModel.APIConfigCheck(apiConfig); err != nil {
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return nil, err
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}
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apiKey := strings.TrimSpace(*apiConfig.ApiKey)
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resolvedBaseURL, err := f.baseModel.GetBaseURL(apiConfig)
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if err != nil {
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return nil, err
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}
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url := fmt.Sprintf("%s/%s", resolvedBaseURL, f.baseModel.URLSuffix.Models)
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ctx, cancel := context.WithTimeout(ctx, nonStreamCallTimeout)
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defer cancel()
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req, err := http.NewRequestWithContext(ctx, "GET", url, nil)
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if err != nil {
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return nil, fmt.Errorf("failed to create request: %w", err)
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}
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req.Header.Set("Authorization", fmt.Sprintf("Bearer %s", apiKey))
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req.Header.Set("Accept", "application/json")
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resp, err := f.baseModel.httpClient.Do(req)
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if err != nil {
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return nil, fmt.Errorf("failed to send request: %w", err)
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}
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defer resp.Body.Close()
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body, err := io.ReadAll(resp.Body)
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if err != nil {
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return nil, fmt.Errorf("failed to read response body: %w", err)
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}
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if resp.StatusCode != http.StatusOK {
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return nil, fmt.Errorf("API request failed with status %d: %s", resp.StatusCode, string(body))
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}
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var modelList ModelList
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if err = json.Unmarshal(body, &modelList); err != nil {
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return nil, fmt.Errorf("failed to parse response: %w", err)
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}
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if modelList.Models == nil {
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return nil, fmt.Errorf("invalid models list format")
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}
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models := ParseListModel(modelList)
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if len(models) == 0 {
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return nil, fmt.Errorf("invalid models list format")
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}
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return models, nil
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}
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func (f *FunASR) Balance(ctx context.Context, apiConfig *APIConfig) (map[string]interface{}, error) {
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return nil, fmt.Errorf("%s no such method", f.Name())
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}
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func (f *FunASR) CheckConnection(ctx context.Context, apiConfig *APIConfig) error {
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_, err := f.ListModels(ctx, apiConfig)
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return err
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}
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func (f *FunASR) ListTasks(ctx context.Context, apiConfig *APIConfig) ([]ListTaskStatus, error) {
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return nil, fmt.Errorf("%s no such method", f.Name())
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}
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func (f *FunASR) ShowTask(ctx context.Context, taskID string, apiConfig *APIConfig) (*TaskResponse, error) {
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return nil, fmt.Errorf("%s no such method", f.Name())
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}
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